Merge pull request #55 from Permissionless-Software-Foundation/dh-relay-selection

feat(nostr): Added relay selection to Configuration page

package-lock.json

@@ -15,7 +15,7 @@
         "@fortawesome/react-fontawesome": "0.2.2",
         "@noble/hashes": "^1.8.0",
         "axios": "0.27.2",
-        "bch-dex-lib": "2.0.3",
+        "bch-dex-lib": "2.2.0",
         "bch-message-lib": "2.2.1",
         "bch-nostr": "1.3.4",
         "bch-token-sweep": "2.2.1",
@@ -10043,9 +10043,9 @@
       "license": "MIT"
     },
     "node_modules/bch-dex-lib": {
-      "version": "2.0.3",
+      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/bch-dex-lib/-/bch-dex-lib-2.0.3.tgz",
+      "resolved": "https://registry.npmjs.org/bch-dex-lib/-/bch-dex-lib-2.2.0.tgz",
-      "integrity": "sha512-aPZIlDcRziZBRKRhEuAv6G/skFjZ28+sE30fkoUY8isUIAe3C0YS7yQMoOmGSA6N46/XuhRbfQi0SRQJfrASpA==",
+      "integrity": "sha512-SORqn4qNmbxfL2SbbapOpbcCB+FtqasR+GT0XRifdkXFjA3aDL0gwMsHjh8IzLZnKtPYSBcfgzKQFxEsXCJNug==",
       "license": "MIT",
       "dependencies": {
         "@chris.troutner/retry-queue": "1.0.10",

package.json

@@ -9,7 +9,7 @@
     "@fortawesome/react-fontawesome": "0.2.2",
     "@noble/hashes": "^1.8.0",
     "axios": "0.27.2",
-    "bch-dex-lib": "2.0.3",
+    "bch-dex-lib": "2.2.0",
     "bch-message-lib": "2.2.1",
     "bch-nostr": "1.3.4",
     "bch-token-sweep": "2.2.1",

src/App.js

@@ -14,6 +14,10 @@ import NavMenu from './components/nav-menu'
 import useAppState from './hooks/state'
 import { UninitializedView, InitializedView } from './components/starter-views'
 
+// Paths with custom async loader
+// Single Views, load minimal async services in order to prevent the long-time screen loader.
+const sigleViewPaths = ['/profile', 'user-data']
+
 function App (props) {
   // Load all the app state into a single object that can be passed to child
   // components.
@@ -30,12 +34,47 @@ function App (props) {
     })
   }, [])
 
+  const isSignleView = useCallback(async () => {
+    // Get current path
+    const currentPath = window.location.pathname
+    // Get hash from url
+    const hash = window.location.hash
+    const allowedPath = sigleViewPaths.find((val) => { return currentPath.match(val) })
+
+    if (hash === '#single-view' && allowedPath) {
+      addToModal('Loading minimal-slp-wallet', appData)
+      const asyncLoad = new AsyncLoad()
+      if (!appData.wallet) {
+        await asyncLoad.loadWalletLib()
+        const walletTemp = await asyncLoad.initStarterWallet(appData.serverUrl, appData.lsState.mnemonic, appData)
+        appData.setWallet(walletTemp)
+        // Get the BCH spot price
+        addToModal('Getting BCH spot price in USD', appData)
+        await asyncLoad.getUSDExchangeRate(walletTemp, appData.updateBchWalletState, appData)
+      }
+
+      // Update Modal State
+      appData.setIsSingleView(true)
+      appData.setHideSpinner(true)
+      appData.setShowStartModal(false)
+      appData.setDenyClose(false)
+
+      /*       // Update the startup state.
+      appData.setAsyncInitFinished(true)
+      appData.setAsyncInitSucceeded(false) */
+      return true
+    }
+    return false
+  }, [appData, addToModal])
+
   /** Load all required data before component start. */
   useEffect(() => {
     async function asyncEffect () {
-      console.log('asyncInitStarted: ', appData.asyncInitStarted)
+      const singleView = await isSignleView()
 
-      if (!appData.asyncInitStarted) {
+      console.log('asyncInitStarted: ', appData.asyncInitStarted)
+      console.log('is single view : ', singleView)
+      if (!appData.asyncInitStarted && !singleView) {
         try {
           // Instantiate the async load object.
           const asyncLoad = new AsyncLoad()
@@ -112,7 +151,7 @@ function App (props) {
       }
     }
     asyncEffect()
-  }, [appData, addToModal])
+  }, [appData, addToModal, isSignleView])
 
   return (
     <>

src/components/app-body/configuration/index.js

@@ -6,6 +6,7 @@
 // Global npm libraries
 import React from 'react'
 import ServerSelectView from './select-server-view'
+import RelaySelectionView from './relay-selection-view'
 
 function ConfigurationView (props) {
   const { appData } = props
@@ -13,6 +14,7 @@ function ConfigurationView (props) {
   return (
     <>
       <ServerSelectView appData={appData} />
+      <RelaySelectionView appData={appData} />
     </>
   )
 }

src/components/app-body/configuration/relay-selection-view.js

@@ -0,0 +1,333 @@
+/*
+  This component is a View that allows the user to manage Nostr relay settings.
+*/
+
+// Global npm libraries
+import React, { useState } from 'react'
+import { Row, Col, Form, Card, Button } from 'react-bootstrap'
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
+import { faShareAlt, faTrashAlt } from '@fortawesome/free-solid-svg-icons'
+function RelaySelectionView (props) {
+  const { appData } = props
+  const { relaysData, updateRelaysData, restoreRelaysData } = appData
+  console.log('relaysData', relaysData)
+
+  const [newRelayAddress, setNewRelayAddress] = useState('')
+
+  const addRelay = (newRelay) => {
+    const exist = relaysData.find(relay => relay.address === newRelay)
+    if (!exist) {
+      relaysData.push({ address: newRelay, read: true, write: true })
+      updateRelaysData(relaysData)
+    }
+  }
+  // Delete relay from relaysData array
+  const deleteRelay = (relayToDelete) => {
+    const index = relaysData.findIndex(relay => relay.address === relayToDelete.address)
+    if (index !== -1) {
+      relaysData.splice(index, 1)
+      updateRelaysData(relaysData)
+    }
+  }
+  const handleReadToggle = (relayToToggleRead) => {
+    const index = relaysData.findIndex(relay => relay.address === relayToToggleRead.address)
+    if (index !== -1) {
+      relaysData[index].read = !relaysData[index].read
+      updateRelaysData(relaysData)
+    }
+  }
+  const handleWriteToggle = (relayToToggleWrite) => {
+    const index = relaysData.findIndex(relay => relay.address === relayToToggleWrite.address)
+    if (index !== -1) {
+      relaysData[index].write = !relaysData[index].write
+      updateRelaysData(relaysData)
+    }
+  }
+  return (
+    <>
+      <Card className='m-3'>
+        <Card.Body>
+          <Row>
+            <Col style={{ textAlign: 'center' }}>
+              <h2>Nostr Relay Configuration</h2>
+              <p>
+                Manage your Nostr relay connections. Configure read and write permissions for each relay.
+              </p>
+            </Col>
+          </Row>
+          <hr />
+
+          <Row className='mb-3'>
+            <Col className='text-end'>
+              <Button
+                onClick={() => restoreRelaysData()}
+                variant='outline-secondary'
+                style={{ minWidth: '120px' }}
+              >
+                Restore defaults
+              </Button>
+            </Col>
+          </Row>
+
+          <Row>
+            <Col>
+              <div
+                className='relay-table-container' style={{
+                  backgroundColor: 'transparent',
+                  borderRadius: '12px',
+                  padding: '20px',
+                  boxShadow: '0 2px 8px rgba(0,0,0,0.1)'
+                }}
+              >
+                <div
+                  className='relay-table-header' style={{
+                    display: 'flex',
+                    justifyContent: 'space-between',
+                    alignItems: 'center',
+                    marginBottom: '20px',
+                    paddingBottom: '15px',
+                    borderBottom: '2px solid #e9ecef'
+                  }}
+                >
+                  <h5 style={{ margin: 0, color: '#495057', fontWeight: '600' }}>Relay Connections</h5>
+                  <span style={{
+                    fontSize: '0.85em',
+                    color: '#6c757d',
+                    backgroundColor: '#e9ecef',
+                    padding: '4px 12px',
+                    borderRadius: '20px'
+                  }}
+                  >
+                    {relaysData.length} relays
+                  </span>
+                </div>
+
+                <div className='relay-list'>
+                  {relaysData.map((relay, index) => (
+                    <div
+                      key={`relay-${index}`} style={{
+                        backgroundColor: 'white',
+                        borderRadius: '8px',
+                        padding: '16px',
+                        marginBottom: '12px',
+                        border: '1px solid #e9ecef',
+                        transition: 'all 0.2s ease',
+                        boxShadow: '0 1px 3px rgba(0,0,0,0.05)'
+                      }}
+                    >
+                      <div style={{
+                        display: 'flex',
+                        justifyContent: 'space-between',
+                        alignItems: 'center',
+                        flexWrap: 'wrap',
+                        gap: '12px'
+                      }}
+                      >
+                        {/* Relay Address */}
+                        <div style={{ flex: '1', minWidth: '200px' }}>
+                          <div style={{
+                            fontFamily: 'monospace',
+                            fontSize: '0.9em',
+                            color: '#495057',
+                            fontWeight: '500',
+                            wordBreak: 'break-all'
+                          }}
+                          >
+                            {relay.address}
+                          </div>
+                        </div>
+
+                        {/* Controls */}
+                        <div style={{
+                          display: 'flex',
+                          alignItems: 'center',
+                          gap: '16px',
+                          flexWrap: 'wrap'
+                        }}
+                        >
+                          {/* Read/Write Toggles */}
+                          <div style={{
+                            display: 'flex',
+                            alignItems: 'center',
+                            gap: '12px',
+                            backgroundColor: '#f8f9fa',
+                            padding: '8px 12px',
+                            borderRadius: '6px',
+                            border: '1px solid #dee2e6'
+                          }}
+                          >
+                            <div style={{ display: 'flex', alignItems: 'center', gap: '8px' }}>
+                              <span style={{
+                                fontSize: '0.8em',
+                                color: '#6c757d',
+                                fontWeight: '500',
+                                minWidth: '35px'
+                              }}
+                              >
+                                Read
+                              </span>
+                              <Form.Check
+                                type='switch'
+                                onClick={() => handleReadToggle(relay)}
+                                checked={relay.read}
+                                className='mb-0'
+                                style={{ margin: 0 }}
+                              />
+                            </div>
+                            <div style={{ display: 'flex', alignItems: 'center', gap: '8px' }}>
+                              <span style={{
+                                fontSize: '0.8em',
+                                color: '#6c757d',
+                                fontWeight: '500',
+                                minWidth: '35px'
+                              }}
+                              >
+                                Write
+                              </span>
+                              <Form.Check
+                                type='switch'
+                                onClick={() => handleWriteToggle(relay)}
+                                checked={relay.write}
+                                className='mb-0'
+                                style={{ margin: 0 }}
+                              />
+                            </div>
+                          </div>
+
+                          {/* Action Buttons */}
+                          <div style={{ display: 'flex', gap: '8px' }}>
+                            <Button
+                              variant='outline-primary'
+                              size='sm'
+                              className='d-flex align-items-center gap-1'
+                              style={{
+                                minWidth: '65px',
+                                fontSize: '0.8em',
+                                padding: '4px 8px',
+                                borderWidth: '1px'
+                              }}
+                            >
+                              <FontAwesomeIcon icon={faShareAlt} size='xs' />
+                              Share
+                            </Button>
+                            <Button
+                              onClick={() => deleteRelay(relay)}
+                              variant='outline-danger'
+                              size='sm'
+                              className='d-flex align-items-center gap-1'
+                              style={{
+                                minWidth: '65px',
+                                fontSize: '0.8em',
+                                padding: '4px 8px',
+                                borderWidth: '1px'
+                              }}
+                            >
+                              <FontAwesomeIcon icon={faTrashAlt} size='xs' />
+                              Delete
+                            </Button>
+                          </div>
+                        </div>
+                      </div>
+                    </div>
+                  ))}
+                </div>
+              </div>
+            </Col>
+          </Row>
+
+          <Row className='mt-4'>
+            <Col>
+              <div
+                className='add-relay-container' style={{
+                  backgroundColor: 'white',
+                  borderRadius: '12px',
+                  padding: '20px',
+                  border: '1px solid #e9ecef',
+                  boxShadow: '0 2px 8px rgba(0,0,0,0.1)'
+                }}
+              >
+                <div
+                  className='add-relay-header' style={{
+                    marginBottom: '16px',
+                    paddingBottom: '12px',
+                    borderBottom: '2px solid #e9ecef'
+                  }}
+                >
+                  <h6 style={{
+                    margin: 0,
+                    color: '#495057',
+                    fontWeight: '600',
+                    fontSize: '1rem'
+                  }}
+                  >
+                    Add New Relay
+                  </h6>
+                  <p style={{
+                    margin: '4px 0 0 0',
+                    fontSize: '0.85em',
+                    color: '#6c757d'
+                  }}
+                  >
+                    Enter the URL of a Nostr relay to add it to your configuration
+                  </p>
+                </div>
+
+                <div
+                  className='add-relay-form' style={{
+                    display: 'flex',
+                    gap: '12px',
+                    alignItems: 'end'
+                  }}
+                >
+                  <div style={{ flex: '1' }}>
+                    <Form.Label
+                      htmlFor='newRelayAddress'
+                      style={{
+                        fontSize: '0.9em',
+                        fontWeight: '500',
+                        color: '#495057',
+                        marginBottom: '8px'
+                      }}
+                    >
+                      Relay Address
+                    </Form.Label>
+                    <Form.Control
+                      type='text'
+                      id='newRelayAddress'
+                      placeholder='wss://your-relay-address.com'
+                      value={newRelayAddress}
+                      onChange={(e) => setNewRelayAddress(e.target.value)}
+                      style={{
+                        fontFamily: 'monospace',
+                        fontSize: '0.9em',
+                        border: '1px solid #dee2e6',
+                        borderRadius: '6px',
+                        padding: '10px 12px'
+                      }}
+                    />
+                  </div>
+                  <Button
+                    onClick={() => addRelay(newRelayAddress)}
+                    variant='primary'
+                    style={{
+                      minWidth: '80px',
+                      height: '38px',
+                      borderRadius: '6px',
+                      fontSize: '0.9em',
+                      fontWeight: '500',
+                      padding: '8px 16px'
+                    }}
+                  >
+                    Add
+                  </Button>
+                </div>
+              </div>
+            </Col>
+          </Row>
+        </Card.Body>
+      </Card>
+    </>
+  )
+}
+
+export default RelaySelectionView

src/components/app-body/index.js

@@ -15,14 +15,14 @@ import GetBalance from './balance'
 import Wallet from './bch-wallet'
 import Placeholder2 from './placeholder2'
 import Placeholder3 from './placeholder3'
-// import ServerSelectView from './servers/select-server-view'
+import ServerSelectView from './configuration/select-server-view.js'
 // import SelectServerButton from './servers/select-server-button'
 import NftsForSale from './nfts-for-sale'
 import BchSend from './bch-send'
 import SlpTokens from './slp-tokens'
 import SweepWif from './sweep/index.js'
 import SignMessage from './sign/index.js'
-import ServerSelectView from './configuration/select-server-view'
+import ConfigurationView from './configuration/index.js'
 import NostrPost from './nostr/nostr-post/index.js'
 import Profile from './nostr/profile/index.js'
 import Feeds from './nostr/feeds/index.js'
@@ -47,7 +47,7 @@ function AppBody (props) {
         <Route path='/servers' element={<ServerSelectView appData={appData} />} />
         <Route path='/sweep' element={<SweepWif appData={appData} />} />
         <Route path='/sign' element={<SignMessage appData={appData} />} />
-        <Route path='/configuration' element={<ServerSelectView appData={appData} />} />
+        <Route path='/configuration' element={<ConfigurationView appData={appData} />} />
         <Route path='/nostr-post' element={<NostrPost appData={appData} />} />
         <Route path='/profile/:npub' element={<Profile appData={appData} />} />
         <Route path='/feeds' element={<Feeds appData={appData} />} />

src/components/app-body/nfts-for-sale/index.js

@@ -172,7 +172,7 @@ function NftsForSale (props) {
     } catch (error) {
       setIconsAreLoaded(true)
     }
-  }, [fetchTokenMutableData, appData])
+  }, [fetchTokenMutableData])
 
   //  Check if token data exists in the cache and add it to the tokens object.
   const reviewNftCachedData = useCallback(async (offers) => {

src/components/app-body/nfts-for-sale/info-button.js

@@ -98,17 +98,16 @@ function InfoButton (props) {
             </Row>
 
             {mutableDataCid && (
-              <Row>
+              <Row style={{ paddingTop: '10px' }}>
                 <Col xs={4}><b>User Data</b>:</Col>
                 <Col xs={8}>
-                  <a
+                  <Button
-                    href={`/user-data/${props.token.tokenId}`}
+                    href={`/user-data/${props.token.tokenId}#single-view`}
                     target='_blank'
                     rel='noopener noreferrer'
-                    className='btn btn-link p-0'
                   >
                     View User Data
-                  </a>
+                  </Button>
                 </Col>
               </Row>
             )}

src/components/app-body/nfts-for-sale/token-card.js

@@ -12,7 +12,7 @@ import InfoButton from './info-button'
 import BuyButton from './buy-button'
 
 function TokenCard (props) {
-  const { token, appData, handleRefresh } = props
+  const { token, appData, handleRefresh, hideBuyBtn } = props
   const [icon, setIcon] = useState(token.icon)
   const [tokenData, setTokenData] = useState(token.tokenData)
 
@@ -64,16 +64,16 @@ function TokenCard (props) {
               </Row>
               <br />
 
-              <Row>
+              <Row className='text-center'>
                 <Col>
                   <InfoButton token={token} disabled={!token.tokenData} />
                 </Col>
 
-                <Col />
+                {!hideBuyBtn && (
-
+                  <Col>
-                <Col>
+                    <BuyButton token={token} disabled={!token.tokenData} appData={appData} onSuccess={handleRefresh} />
-                  <BuyButton token={token} disabled={!token.tokenData} appData={appData} onSuccess={handleRefresh} />
+                  </Col>
-                </Col>
+                )}
               </Row>
 
             </Container>
@@ -83,17 +83,5 @@ function TokenCard (props) {
     </>
   )
 }
-// eslint-disable-next-line
-{/* <Col>
-                  <InfoButton token={props.token} />
-                </Col>
-
-                <Col>
-                  <FlagButton appData={props.appData} offer={props.token} />
-                </Col>
-
-                <Col>
-                  <BuyNftButton appData={props.appData} offer={props.token} />
-                </Col> */ }
 
 export default TokenCard

src/components/app-body/nostr/content-creators/content-card.js

@@ -3,7 +3,7 @@
  */
 
 import React, { useState, useEffect } from 'react'
-import { Card } from 'react-bootstrap'
+import { Card, Spinner } from 'react-bootstrap'
 import Jdenticon from '@chris.troutner/react-jdenticon'
 import CopyOnClick from '../../bch-wallet/copy-on-click.js'
 import FollowBtn from './follow-btn.js'
@@ -11,16 +11,21 @@ import FollowBtn from './follow-btn.js'
 function ContentCard (props) {
   const { creator, followList, refreshFollowList } = props
   const [profile, setProfile] = useState(null)
+  const [imageError, setImageError] = useState(false)
 
   useEffect(() => {
-    setProfile(creator?.profile || {})
+    setProfile(creator?.profile)
   }, [creator.profile])
 
   const goToProfile = () => {
-    const profileUrl = `${window.location.origin}/profile/${creator.npub}`
+    const profileUrl = `${window.location.origin}/profile/${creator.npub}#single-view`
     window.open(profileUrl, '_blank')
   }
 
+  const handleImageError = (type) => {
+    setImageError(true)
+  }
+
   return (
 
     <>
@@ -34,9 +39,33 @@ function ContentCard (props) {
           </div>
           <div className='d-none d-md-flex align-items-center gap-4 cursor-pointer'>
             {/* Profile Picture */}
-            <div className='flex-shrink-0' onClick={goToProfile}>
+            {(profile && profile.picture && !imageError) && (
-              <Jdenticon size='140' value={creator.npub} />
+              <div className='flex-shrink-0 max-w-50' onClick={goToProfile}>
-            </div>
+                <img
+                  src={profile.picture}
+                  alt='Profile'
+                  className='rounded-circle shadow'
+                  style={{ objectFit: 'cover', width: '140px' }}
+                  onError={() => handleImageError('picture')}
+                />
+              </div>
+
+            )}
+            {/* Default profile Picture */}
+            {((profile && !profile.picture) || imageError) && (
+              <div className='flex-shrink-0' onClick={goToProfile}>
+                <Jdenticon size='140' value={creator.npub} />
+              </div>
+            )}
+            {/** */}
+            {!profile && (
+              <div
+                className='flex-shrink-0'
+                style={{ width: '140px', height: '140px', display: 'flex', justifyContent: 'center', alignItems: 'center' }}
+              >
+                <Spinner size='140' />
+              </div>
+            )}
 
             {/* Creator Info */}
             <div className='flex-grow-1'>
@@ -113,9 +142,33 @@ function ContentCard (props) {
           {/* Mobile Layout - Vertical */}
           <div className='d-flex d-md-none flex-column align-items-center text-center'>
             {/* Profile Picture */}
-            <div className='mb-3'>
+            {(profile && profile.picture && !imageError) && (
-              <Jdenticon size='100' value={creator.npub} onClick={goToProfile} />
+              <div className='flex-shrink-0 max-w-50 mb-2' onClick={goToProfile}>
-            </div>
+                <img
+                  src={profile.picture}
+                  alt='Profile'
+                  className='rounded-circle shadow'
+                  style={{ objectFit: 'cover', width: '100px' }}
+                  onError={() => handleImageError('picture')}
+                />
+              </div>
+
+            )}
+            {/* Default profile Picture */}
+            {((profile && !profile.picture) || imageError) && (
+              <div className='flex-shrink-0 mb-2' onClick={goToProfile}>
+                <Jdenticon size='100' value={creator.npub} />
+              </div>
+            )}
+            {/** */}
+            {!profile && (
+              <div
+                className='flex-shrink-0'
+                style={{ width: '100px', height: '100px', display: 'flex', justifyContent: 'center', alignItems: 'center' }}
+              >
+                <Spinner size='100' />
+              </div>
+            )}
 
             {/* Creator Info */}
             <div className='w-100 mb-3'>

src/components/app-body/nostr/content-creators/content-creators-list.js

@@ -1,13 +1,24 @@
+/*
+  This component is used to display the list of content creators.
+
+  TODO:
+  - getFollowList() should aggregate all the followers from all the relays.
+    Currently each relay overwrites the last one.
+
+  - loadProfile() should use multiple relays. It should exit after the first
+    successful retrieval of data from a relay. If the relay fails to give data,
+    it should move on to the next relay.
+*/
+
 import React, { useState, useEffect, useCallback } from 'react'
 import { Container, Spinner, Dropdown } from 'react-bootstrap'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
 import { faFilter } from '@fortawesome/free-solid-svg-icons'
-
 import axios from 'axios'
+
 // Local libraries
 import config from '../../../../config'
 import ContentCard from './content-card'
-import { RelayPool } from 'nostr'
 
 // Global variables and constants
 const SERVER = config.dexServer
@@ -19,67 +30,20 @@ function ContentCreators (props) {
 
   const [followList, setFollowList] = useState([])
 
+  // Get the list of profiles followed by the user.
+  // It aggregates all the followers from all the relays.
   const getFollowList = useCallback(async () => {
-    const list = await new Promise((resolve, reject) => {
+    const { nostrKeyPair } = appData.bchWalletState
-      let list = []
-      const { nostrKeyPair } = appData.bchWalletState
-      const psf = 'wss://nostr-relay.psfoundation.info'
 
-      const pool = RelayPool([psf])
+    const pubKeyHex = nostrKeyPair.pubHex
-      pool.on('open', relay => {
+    const list = await appData.nostrQueries.getFollowList(pubKeyHex)
-        relay.subscribe('subid', { limit: 1, kinds: [3], authors: [nostrKeyPair.pubHex] })
-      })
-
-      pool.on('eose', relay => {
-        console.log('Closing Relay')
-        relay.close()
-        /** This ensures to return an empty array if no records are found!
-         *  Applies for new users that don't have a follow list
-        */
-        resolve(list)
-      })
-
-      pool.on('event', (relay, subId, ev) => {
-        console.log('Received event:', ev)
-        list = ev.tags
-        resolve(list)
-      })
-    })
-
-    console.log('Follow List', list)
     setFollowList(list)
   }, [appData])
 
-  const loadProfile = useCallback(async (pubKey) => {
-    return new Promise((resolve) => {
-      const psf = 'wss://nostr-relay.psfoundation.info'
-
-      const pool = RelayPool([psf])
-      pool.on('open', relay => {
-        relay.subscribe('subid', { limit: 5, kinds: [0], authors: [pubKey] })
-      })
-
-      pool.on('eose', relay => {
-        console.log('Closing Relay')
-        relay.close()
-        resolve(false)
-      })
-
-      pool.on('event', (relay, subId, ev) => {
-        try {
-          const profile = JSON.parse(ev.content)
-          // console.log('profile', profile)
-          resolve(profile)
-        } catch (error) {
-          resolve(false)
-        }
-      })
-    })
-  }, [])
-
   useEffect(() => {
     const loadCreators = async () => {
       try {
+        console.log('loadCreators()')
         const creatorsRes = await axios.get(`${SERVER}/sm/list/all/0`)
         const creators = creatorsRes.data
         // console.log('creators', creators)
@@ -89,8 +53,9 @@ function ContentCreators (props) {
         for (let i = 0; i < creators.length; i++) {
           try {
             const creator = creators[i]
-            const profile = await loadProfile(creator.pubkey)
+            const profileRes = await appData.nostrQueries.getProfile(creator.pubkey)
-
+            let profile = profileRes
+            if (!profileRes) profile = {}
             // the folowing lines should re-render the ContentCard
             setCreators(prevCreators => {
               const updatedCreators = [...prevCreators]
@@ -110,7 +75,7 @@ function ContentCreators (props) {
       loadCreators()
       getFollowList()
     }
-  }, [loaded, followList, getFollowList, loadProfile])
+  }, [loaded, getFollowList, appData])
 
   const filteredCreators = useCallback(() => {
     if (!creators || creators.length === 0) {

src/components/app-body/nostr/feeds/feed-card.js

@@ -1,26 +1,69 @@
 /**
  * Component for displaying nostr posts
  */
+
 // Global npm libraries
 import React, { useCallback, useEffect, useState } from 'react'
 import { Card, Spinner } from 'react-bootstrap'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
-import { faUser } from '@fortawesome/free-solid-svg-icons'
+import { faUser, faHeart as faHeartSolid } from '@fortawesome/free-solid-svg-icons'
+import { faHeart } from '@fortawesome/free-regular-svg-icons'
 import * as nip19 from 'nostr-tools/nip19'
+import { finalizeEvent } from 'nostr-tools/pure'
+import { Relay } from 'nostr-tools/relay'
+import { hexToBytes } from '@noble/hashes/utils' // already an installed dependency
+
+// Local libraries
+import CopyOnClick from '../../bch-wallet/copy-on-click.js'
 import NostrFormat from '../nostr-format'
 
 function FeedCard (props) {
   const { post, appData, profiles } = props
+  const { nostrKeyPair, writeRelays } = appData.bchWalletState
+
   const [profile, setProfile] = useState(profiles[post.pubkey])
 
   const [npub, setNpub] = useState('')
-  const [isClicked, setIsClicked] = useState(false)
+  const [isLiked, setIsLiked] = useState(false)
+  const [likesCount, setLikesCount] = useState(null)
+  const [likesFetched, setLikesFetched] = useState(false)
+  const [profilePictureError, setProfilePictureError] = useState(false)
+
+  // function to fetch a post likes reaction
+  const handleLikes = useCallback(async (post, userPubKey) => {
+    try {
+      // Get all post likes events
+      const likesArr = await appData.nostrQueries.getPostLikes(post.id)
+      const likesCount = likesArr.length
+
+      // Verify if the users pubkey is in the likes array
+      const userLikedPost = likesArr.find(val => { return val.pubkey === userPubKey })
+      setLikesCount(likesCount)
+      setIsLiked(userLikedPost)
+      setLikesFetched(true)
+    } catch (error) {
+      console.warn(error)
+    }
+  }, [appData])
+
+  const handleProfilePictureError = () => {
+    setProfilePictureError(true)
+  }
+
+  const handleProfilePictureLoad = () => {
+    setProfilePictureError(false)
+  }
 
   // Get npub from pubkey
   useEffect(() => {
     const npub = nip19.npubEncode(post.pubkey)
     setNpub(npub)
-  }, [post])
+
+    // Handle post likes
+    if (!likesFetched && nostrKeyPair.pubHex) {
+      handleLikes(post, nostrKeyPair.pubHex)
+    }
+  }, [post, nostrKeyPair, handleLikes, likesFetched])
 
   // Verify if pubkey profile exists into the profiles state
   useEffect(() => {
@@ -29,18 +72,70 @@ function FeedCard (props) {
     }
   }, [profiles, post])
 
-  // copy to clipboard
-  const copyToClipboard = useCallback((value) => {
-    setIsClicked(true)
-    appData.appUtil.copyToClipboard(value)
-    setTimeout(() => setIsClicked(false), 200)
-  }, [appData])
-
   // get short npub
   const getShortNpub = useCallback((npub) => {
     return npub.slice(0, 8) + '...' + npub.slice(-5)
   }, [])
 
+  const submitLike = async (e) => {
+    // Post on nostr network
+    e.preventDefault()
+    try {
+      const { nostrKeyPair } = appData.bchWalletState
+
+      setLikesFetched(false)
+      // Convert private key to binary
+      const privateKeyBin = hexToBytes(nostrKeyPair.privHex)
+
+      // Define if like or dislike
+      let content = '+'
+      if (isLiked) { content = '-' }
+
+      // Generate a post.
+      const eventTemplate = {
+        kind: 7,
+        created_at: Math.floor(Date.now() / 1000),
+        tags: [
+          ['e', post.id],
+          ['p', nostrKeyPair.pubHex]
+        ],
+        content
+      }
+      console.log(`eventTemplate: ${JSON.stringify(eventTemplate, null, 2)}`)
+
+      writeRelays.map(async (relayUrl) => {
+        try {
+          // Sign the post
+          const signedEvent = finalizeEvent(eventTemplate, privateKeyBin)
+          console.log('signedEvent: ', signedEvent)
+          // Connect to a relay.
+          const relay = await Relay.connect(relayUrl)
+          console.log(`connected to ${relay.url}`)
+
+          // Publish the message to the relay.
+          const result = await relay.publish(signedEvent)
+          console.log('result: ', result)
+
+          // Close the connection to the relay.
+          relay.close()
+        } catch (err) {
+          console.warn(`Skipping publishing to ${relayUrl} due to error: ${err}`)
+        }
+      })
+
+      await handleLikes(post, nostrKeyPair.pubHex)
+      setLikesFetched(true)
+    } catch (error) {
+      console.warn(error)
+      setLikesFetched(true)
+    }
+  }
+
+  const goToProfile = () => {
+    const profileUrl = `${window.location.origin}/profile/${npub}#single-view`
+    window.open(profileUrl, '_blank')
+  }
+
   return (
     <Card className='mb-4 bg-light rounded-4 shadow-sm border-0'>
       <Card.Body className='p-3'>
@@ -53,13 +148,27 @@ function FeedCard (props) {
               background: 'linear-gradient(45deg, #6c757d, #495057)'
             }}
           >
-            <FontAwesomeIcon icon={faUser} size='1x' color='#7c7c7d' />
+            {profile?.picture && !profilePictureError
+              ? (
+                <img
+                  src={profile.picture}
+                  alt='Profile'
+                  className='rounded-circle w-100 h-100'
+                  style={{ objectFit: 'cover', cursor: 'pointer' }}
+                  onError={handleProfilePictureError}
+                  onLoad={handleProfilePictureLoad}
+                  onClick={goToProfile}
+                />
+                )
+              : (
+                <FontAwesomeIcon icon={faUser} size='1x' color='#7c7c7d' style={{ cursor: 'pointer' }} onClick={goToProfile} />
+                )}
           </div>
           <div className='flex-grow-1'>
             <div className='fw-bold mb-1'>
-              {profile && profile.name && <span>{profile.name}</span>}
+              {profile && profile.name && <span style={{ cursor: 'pointer' }} onClick={goToProfile}>{profile.name}</span>}
               {!profile?.name && (
-                <span>
+                <span style={{ cursor: 'pointer' }} onClick={goToProfile}>
                   {post.pubkey.slice(0, 8) + '...'}
                   {!profile?.loaded && <Spinner animation='border' size='sm' className='ms-2' />}
                 </span>
@@ -71,14 +180,20 @@ function FeedCard (props) {
                   title='Copy to clipboard'
                   style={{
                     cursor: 'pointer',
-                    transform: isClicked ? 'scale(0.95)' : 'scale(1)',
                     transition: 'transform 0.1s ease',
-                    display: 'inline-block'
+                    display: 'inline-block',
+                    marginRight: '5px'
                   }}
-                  onClick={() => copyToClipboard(npub)}
+                  onClick={goToProfile}
+
                 >
                   {getShortNpub(npub)}
                 </span>
+                <CopyOnClick
+                  walletProp='npub'
+                  appData={props.appData}
+                  value={npub}
+                />
               </small>
             )}
           </div>
@@ -91,6 +206,50 @@ function FeedCard (props) {
             <NostrFormat content={post.content} />
           </div>
         </div>
+        <div className='d-flex justify-content-end'>
+          {likesFetched && (
+            <button
+              onClick={submitLike}
+              className='btn btn-link text-decoration-none p-0 d-flex align-items-center gap-2'
+              style={{
+                border: 'none',
+                background: 'transparent',
+                transition: 'all 0.2s ease',
+                color: isLiked ? '#e31b23' : '#536471',
+                fontSize: '14px',
+                fontWeight: '400'
+              }}
+              onMouseEnter={(e) => {
+                e.target.style.transform = 'scale(1.05)'
+              }}
+              onMouseLeave={(e) => {
+                e.target.style.transform = 'scale(1)'
+              }}
+            >
+              <FontAwesomeIcon
+                icon={isLiked ? faHeartSolid : faHeart}
+                style={{
+                  fontSize: '16px',
+                  color: isLiked ? '#e31b23' : '#536471',
+                  transition: 'all 0.2s ease'
+                }}
+              />
+              <span
+                style={{
+                  fontSize: '14px',
+                  fontWeight: '400',
+                  color: isLiked ? '#e31b23' : '#536471',
+                  transition: 'all 0.2s ease'
+                }}
+              >
+                {likesCount || 0}
+              </span>
+            </button>
+          )}
+          {!likesFetched && (
+            <Spinner animation='border' size='sm' className='ms-2' />
+          )}
+        </div>
       </Card.Body>
     </Card>
 

src/components/app-body/nostr/feeds/following.js

@@ -5,40 +5,20 @@
 import React, { useEffect, useState } from 'react'
 import { Container, Spinner } from 'react-bootstrap'
 
-import { RelayPool } from 'nostr'
+// Local libraries
-
 import FeedCard from './feed-card'
 
 function Following (props) {
   const { appData, posts, profiles } = props
+  const { nostrQueries } = appData
   const [followingPosts, setFollowingPosts] = useState([])
   const [loaded, setLoaded] = useState(false)
 
   useEffect(() => {
     const getFollowingPosts = async () => {
-      const followingList = await new Promise((resolve, reject) => {
+      console.log('getFollowingPosts')
-        let list = []
+      const { nostrKeyPair } = appData.bchWalletState
-        const { nostrKeyPair } = appData.bchWalletState
+      const followingList = await nostrQueries.getFollowList(nostrKeyPair.pubHex)
-        const psf = 'wss://nostr-relay.psfoundation.info'
-
-        const pool = RelayPool([psf])
-        pool.on('open', relay => {
-          relay.subscribe('subid', { limit: 1, kinds: [3], authors: [nostrKeyPair.pubHex] })
-        })
-
-        pool.on('eose', relay => {
-          relay.close()
-          /** This ensures to return an empty array if no records are found!
-           *  Applies for new users that don't have a follow list
-          */
-          resolve(list)
-        })
-
-        pool.on('event', (relay, subId, ev) => {
-          list = ev.tags
-          resolve(list)
-        })
-      })
 
       // Filter posts by following list
       let filteredPosts = []
@@ -55,7 +35,7 @@ function Following (props) {
       setLoaded(true)
     }
     getFollowingPosts()
-  }, [appData, posts])
+  }, [appData, posts, nostrQueries])
 
   return (
     <Container className='mt-4 mb-5' style={{ marginBottom: '50px' }}>

src/components/app-body/nostr/feeds/index.js

@@ -1,98 +1,54 @@
 /*
-Component for reading the nostr feeds.
+  Component for reading the nostr feeds.
 */
 
 // Global npm libraries
-import React, { useState, useEffect, useCallback } from 'react'
+import React, { useState, useEffect } from 'react'
 import { Container, Nav, Tab, Spinner } from 'react-bootstrap'
+
+// Local libraries
 import Feed from './feed'
 import Following from './following'
-import { RelayPool } from 'nostr'
 
 function Feeds (props) {
   const { appData } = props
   const [activeTab, setActiveTab] = useState(appData.lastFeedTab)
 
-  const { bchWalletState } = appData
   const [posts, setPosts] = useState([])
   const [loaded, setLoaded] = useState(false)
   const [profiles, setProfiles] = useState({})
 
-  // function to fetch profile and set it to profiles state
+  // Load data on component mount.
-  const fetchProfile = useCallback((pubkey) => {
+  useEffect(() => {
-    // no fetch profile again if it exist
+    const loadData = async () => {
-    setProfiles(currentProfiles => {
+      // Get feeds
-      if (currentProfiles[pubkey]) {
+      const feeds = await appData.nostrQueries.getGlobalFeeds()
-        return currentProfiles
+      setPosts(feeds)
-      }
+      setLoaded(true)
-      return currentProfiles
-    })
 
-    const psf = 'wss://nostr-relay.psfoundation.info'
+      const loadedProfiles = [] // fetched profiles ( this will be used for prevent load the same profile multiple times.)
+      // Map feeds and get feed owner profile.
+      for (let i = 0; i < feeds.length; i++) {
+        const pubKey = feeds[i].pubkey
 
-    const pool = RelayPool([psf])
+        const exist = loadedProfiles.find((val) => { return val === pubKey })
-    pool.on('open', relay => {
+        if (exist) { continue }
-      relay.subscribe('subid', { limit: 5, kinds: [0], authors: [pubkey] })
+        // Fech profile.
-    })
+        const profile = await appData.nostrQueries.getProfile(pubKey)
+        loadedProfiles.push(pubKey) // mark as loaded
 
-    pool.on('eose', relay => {
+        // Update profile state
-      relay.close()
-      try {
-      // Mark unknown profiles. From this way we can know which profile was fetched and not found.
-        setProfiles(currentProfiles => {
-          if (!currentProfiles[pubkey]) {
-            const newProfiles = { ...currentProfiles }
-            newProfiles[pubkey] = { loaded: true }
-            return newProfiles
-          }
-          return currentProfiles
-        })
-      } catch (error) {
-        // skip error
-      }
-    })
-
-    pool.on('event', (relay, subId, ev) => {
-      try {
-        // update profiles data
-        const profile = JSON.parse(ev.content)
         setProfiles(currentProfiles => {
           const newProfiles = { ...currentProfiles }
-          newProfiles[pubkey] = profile
+          newProfiles[pubKey] = profile
           return newProfiles
         })
-      } catch (error) {
-        // skip error
       }
-    })
-  }, [])
-
-  // Get global feed posts
-  useEffect(() => {
-    const start = () => {
-      const psf = 'wss://nostr-relay.psfoundation.info'
-
-      const pool = RelayPool([psf])
-      pool.on('open', relay => {
-        relay.subscribe('REQ', { limit: 10, kinds: [1], '#t': ['slpdex-socialmedia'] })
-      })
-
-      pool.on('eose', relay => {
-        setLoaded(true)
-        relay.close()
-      })
-
-      pool.on('event', async (relay, subId, ev) => {
-        setPosts(currentPosts => [...currentPosts, ev])
-        // fetch post profile and set it to profiles state
-        fetchProfile(ev.pubkey)
-      })
     }
-
     if (!loaded) {
-      start()
+      loadData()
     }
-  }, [bchWalletState, loaded, fetchProfile])
+  }, [loaded, appData])
 
   const onChangeTab = (tab) => {
     setActiveTab(tab)

src/components/app-body/nostr/nostr-format.js

@@ -26,7 +26,7 @@ const NostrFormat = ({ content }) => {
   }
 
   return (
-    <div dangerouslySetInnerHTML={{ __html: formatContent(content) }} />
+    <div style={{ overflow: 'auto' }} dangerouslySetInnerHTML={{ __html: formatContent(content) }} />
   )
 }
 

src/components/app-body/nostr/nostr-post/index.js.js

@@ -1,10 +1,12 @@
 /*
-Component for posting nostr information.
+  Component for posting nostr information.
 */
 
 // Global npm libraries
 import React from 'react'
 import { Container } from 'react-bootstrap'
+
+// Local libraries
 import ProfilePost from './profile-post'
 import PublicPost from './public-post'
 

src/components/app-body/nostr/nostr-post/profile-post.js

@@ -9,10 +9,12 @@ import Accordion from 'react-bootstrap/Accordion'
 import { finalizeEvent } from 'nostr-tools/pure'
 import { Relay } from 'nostr-tools/relay'
 import { hexToBytes } from '@noble/hashes/utils' // already an installed dependency
-import { RelayPool } from 'nostr'
+
+// Local libraries
 
 function ProfilePost (props) {
-  const { bchWalletState } = props.appData
+  const { appData } = props
+  const { bchWalletState, writeRelays } = appData
   const [accordionKey, setAccordionKey] = useState(null)
   const [onFetch, setOnFetch] = useState(false)
   const [formLoaded, setFormLoaded] = useState(false)
@@ -31,40 +33,19 @@ function ProfilePost (props) {
 
   useEffect(() => {
     // Get Last post from
-    const getLastPost = () => {
+    const getLastProfilePost = async () => {
-      const { nostrKeyPair } = bchWalletState
+      const { nostrKeyPair } = appData.bchWalletState
-
+      const lastProfile = await appData.nostrQueries.getProfile(nostrKeyPair.pubHex)
-      const psf = 'wss://nostr-relay.psfoundation.info'
+      if (lastProfile) {
-
+        setFormData(lastProfile)
-      const pool = RelayPool([psf])
+      }
-      pool.on('open', relay => {
+      setFormLoaded(true)
-        relay.subscribe('subid', { limit: 1, kinds: [0], authors: [nostrKeyPair.pubHex] })
-        setFormLoaded(true)
-      })
-
-      pool.on('eose', relay => {
-        console.log('Closing Relay')
-        setFormLoaded(true)
-        relay.close()
-      })
-
-      pool.on('event', (relay, subId, ev) => {
-        console.log('Received event:', ev)
-        // setPosts(currentPosts => [...currentPosts, ev])
-        try {
-          const data = JSON.parse(ev.content)
-          console.log('data', data)
-          setFormData(data)
-        } catch (error) {
-
-        }
-      })
     }
 
     if (!formLoaded) {
-      getLastPost()
+      getLastProfilePost()
     }
-  }, [bchWalletState, formLoaded])
+  }, [appData, formLoaded])
 
   const handleInputChange = (e) => {
     const { name, value } = e.target
@@ -90,7 +71,7 @@ function ProfilePost (props) {
       const privateKeyBin = hexToBytes(nostrKeyPair.privHex)
 
       // Relay list
-      const psf = 'wss://nostr-relay.psfoundation.info'
+      // const psf = 'wss://nostr-relay.psfoundation.info'
 
       const formDataString = JSON.stringify(formData)
 
@@ -107,16 +88,24 @@ function ProfilePost (props) {
       const signedEvent = finalizeEvent(eventTemplate, privateKeyBin)
       console.log('signedEvent: ', signedEvent)
 
-      // Connect to a relay.
+      // Publish the post to each relay.
-      const relay = await Relay.connect(psf)
+      writeRelays.map(async (relayUrl) => {
-      console.log(`connected to ${relay.url}`)
+        try {
+          // Connect to a relay.
+          const relay = await Relay.connect(relayUrl)
+          console.log(`connected to ${relay.url}`)
 
-      // Publish the message to the relay.
+          // Publish the message to the relay.
-      const result = await relay.publish(signedEvent)
+          const result = await relay.publish(signedEvent)
-      console.log('result: ', result)
+          console.log('result: ', result)
+
+          // Close the connection to the relay.
+          relay.close()
+        } catch (err) {
+          console.warn(`Skipping publishing to ${relayUrl} due to error: ${err}`)
+        }
+      })
 
-      // Close the connection to the relay.
-      relay.close()
       setSuccessMsg('Post successfully published!')
       setOnFetch(false)
     } catch (error) {

src/components/app-body/nostr/nostr-post/public-post.js

@@ -1,5 +1,5 @@
 /*
-Component for posting nostr information on kind 1.
+  Component for posting nostr information on kind 1.
 */
 
 // Global npm libraries
@@ -10,10 +10,12 @@ import { finalizeEvent } from 'nostr-tools/pure'
 import { Relay } from 'nostr-tools/relay'
 import { hexToBytes } from '@noble/hashes/utils' // already an installed dependency
 
+// Local libraries
+
 function PublicPost (props) {
-  const [accordionKey, setAccordionKey] = useState(null)
+  const [accordionKey, setAccordionKey] = useState('0')
   const [onFetch, setOnFetch] = useState(false)
-  const { bchWalletState } = props.appData
+  const { bchWalletState, writeRelays } = props.appData
   const [formData, setFormData] = useState({
     content: ''
   })
@@ -44,9 +46,6 @@ function PublicPost (props) {
       // Convert private key to binary
       const privateKeyBin = hexToBytes(nostrKeyPair.privHex)
 
-      // Relay list
-      const psf = 'wss://nostr-relay.psfoundation.info'
-
       // BCH address of the user.
       const bchAddr = bchWalletState.address
 
@@ -63,16 +62,24 @@ function PublicPost (props) {
       const signedEvent = finalizeEvent(eventTemplate, privateKeyBin)
       console.log('signedEvent: ', signedEvent)
 
-      // Connect to a relay.
+      // Publish the post to each relay.
-      const relay = await Relay.connect(psf)
+      writeRelays.map(async (relayUrl) => {
-      console.log(`connected to ${relay.url}`)
+        try {
+          // Connect to a relay.
+          const relay = await Relay.connect(relayUrl)
+          console.log(`connected to ${relay.url}`)
 
-      // Publish the message to the relay.
+          // Publish the message to the relay.
-      const result = await relay.publish(signedEvent)
+          const result = await relay.publish(signedEvent)
-      console.log('result: ', result)
+          console.log('result: ', result)
+
+          // Close the connection to the relay.
+          relay.close()
+        } catch (err) {
+          console.warn(`Skipping publishing to ${relayUrl} due to error: ${err}`)
+        }
+      })
 
-      // Close the connection to the relay.
-      relay.close()
       resetForm()
       setSuccessMsg('Post successfully published!')
       setOnFetch(false)

src/components/app-body/nostr/profile/index.js

@@ -9,7 +9,7 @@ import ProfileRead from './profile-read.js'
 import PublicRead from './public-read.js'
 import { useParams } from 'react-router-dom'
 import SlpTokensDisplay from './slp-tokens-display'
-
+import NFTForSale from './nft-for-sale.js'
 function Profile (props) {
   const [profile, setProfile] = useState(false)
   const { npub } = useParams()
@@ -17,9 +17,10 @@ function Profile (props) {
   return (
     <>
       <Container>
-        <ProfileRead {...props} setProfile={setProfile} npub={npub} />
+        <ProfileRead {...props} onProfileRead={setProfile} npub={npub} />
         <PublicRead {...props} profile={profile} npub={npub} />
         <SlpTokensDisplay {...props} npub={npub} />
+        <NFTForSale {...props} npub={npub} />
       </Container>
     </>
   )

src/components/app-body/nostr/profile/nft-for-sale.js

@@ -0,0 +1,327 @@
+/**
+ * Component for displaying SLP tokens in a grid layout
+ */
+import React, { useState, useEffect, useCallback } from 'react'
+import { Container, Row, Col, Spinner } from 'react-bootstrap'
+import config from '../../../../config'
+import axios from 'axios'
+import TokenCard from '../../nfts-for-sale/token-card'
+
+function NFTForSale (props) {
+  const { appData, npub } = props
+
+  const [offers, setOffers] = useState([])
+  const [offersAreLoaded, setOffersAreLoaded] = useState(false)
+  const [iconsAreLoaded, setIconsAreLoaded] = useState(false)
+  const [dataAreLoaded, setDataAreLoaded] = useState(false)
+  const [startAsync, setStartAsync] = useState(false)
+
+  const getAddressByNpub = useCallback(async () => {
+    const url = `${config.dexServer}/sm/npub/${npub}`
+    const response = await axios.get(url)
+    const addr = response.data.bchAddr
+    return addr
+  }, [npub])
+
+  // Handler for refresh button
+  const handleRefresh = () => {
+    console.log('handle refresh')
+    loadNftOffers()
+  }
+
+  // Function to process token data
+  const processTokenData = useCallback(async (offer) => {
+    try {
+      const { wallet, bchWalletState } = appData
+      const { bchjs } = wallet
+
+      // Calculate USD price
+      const rateInSats = parseInt(offer.rateInBaseUnit)
+      const bchCost = bchjs.BitcoinCash.toBitcoinCash(rateInSats)
+      const usdPrice = bchCost * bchWalletState.bchUsdPrice * offer.numTokens
+      offer.usdPrice = `$${usdPrice.toFixed(3)}`
+
+      return offer
+    } catch (err) {
+      console.error('Error processing token:', err)
+      return offer
+    }
+  }, [appData])
+
+  //  Fetch offers
+  const getNftOffers = useCallback(async (page = 0) => {
+    try {
+      setOffersAreLoaded(false)
+      const addr = await getAddressByNpub(npub)
+      const url = `${config.dexServer}/offer/list/addr/${addr}`
+      const result = await axios.get(url)
+      const rawOffers = result.data
+      console.log('rawOffers: ', rawOffers)
+
+      // Process each offer
+      const processedOffers = []
+      for (let i = 0; i < rawOffers.length; i++) {
+        const offer = rawOffers[i]
+        const processedOffer = await processTokenData(offer)
+        processedOffers.push(processedOffer)
+      }
+
+      setOffersAreLoaded(true)
+
+      return processedOffers
+    } catch (err) {
+      console.error('getNftOffers error:', err)
+      setOffersAreLoaded(true)
+      throw err
+    }
+  }, [processTokenData, getAddressByNpub, npub])
+
+  //  This function loads the token data .
+  const lazyLoadTokenData = useCallback(async (tokens) => {
+    try {
+      setDataAreLoaded(false)
+      // map each token and fetch the token data
+      for (let i = 0; i < tokens.length; i++) {
+        const thisToken = tokens[i]
+
+        // data does not  need to be downloaded, so continue with the next one
+        if (thisToken.dataAlreadyDownloaded) continue
+
+        // Try to get token data.
+        const tokenData = await appData.wallet.getTokenData(thisToken.tokenId)
+        console.log('tokenData', tokenData)
+        if (tokenData) {
+          // Set data to the token object , this can be used to display the token name in the token card component.
+          thisToken.tokenData = tokenData
+        }
+
+        // Mark token to prevent fetch token data again.
+        thisToken.dataAlreadyDownloaded = true
+      }
+
+      setDataAreLoaded(true)
+    } catch (error) {
+      setDataAreLoaded(true)
+    }
+  }, [appData])
+
+  // Fetch mutable data if it exist and get the token icon url
+  const fetchTokenMutableData = useCallback(async (token) => {
+    try {
+      // Get the token data
+      const tokenData = token.tokenData
+
+      if (!tokenData.mutableData) return false // Return false if no mutable data
+
+      // Get the token icon from the mutable data
+      const cid = parseCid(tokenData.mutableData)
+      console.log('mutable data cid', cid)
+
+      const { json } = await appData.wallet.cid2json({ cid })
+      console.log('json: ', json)
+      if (!json) return false
+
+      let iconUrl = json.tokenIcon
+
+      if (json.fullSizedUrl && json.fullSizedUrl.includes('http')) {
+        iconUrl = json.fullSizedUrl
+      }
+      const userData = json.userData
+      // Return icon url
+      return { iconUrl, userData }
+    } catch (error) {
+      return false
+    }
+  }, [appData])
+
+  //  This function loads the token icons from the ipfs gateways.
+  const lazyLoadMutableData = useCallback(async (tokens) => {
+    try {
+      setIconsAreLoaded(false)
+      // map each token and fetch the icon url
+      for (let i = 0; i < tokens.length; i++) {
+        const thisToken = tokens[i]
+
+        // Incon does not  need to be downloaded, so continue with the next one
+        if (thisToken.iconAlreadyDownloaded) continue
+
+        // Try to get token icon url from mutable data.
+        const { iconUrl, userData } = await fetchTokenMutableData(thisToken)
+        console.log('iconUrl', iconUrl)
+        if (iconUrl) {
+          // Set the icon url to the token , this can be used to display the icon in the token card component.
+          thisToken.icon = iconUrl
+          thisToken.tokenData.userData = userData
+        }
+
+        // Mark token to prevent fetch token icon again.
+        thisToken.iconAlreadyDownloaded = true
+      }
+
+      setIconsAreLoaded(true)
+    } catch (error) {
+      setIconsAreLoaded(true)
+    }
+  }, [fetchTokenMutableData])
+
+  //  Check if token data exists in the cache and add it to the tokens object.
+  const reviewNftCachedData = useCallback(async (offers) => {
+    const cacheData = appData.nftForSaleCacheData
+    console.log(`Token data from cache: ${JSON.stringify(cacheData, null, 2)}`)
+    // Map all offers
+    for (let i = 0; i < offers.length; i++) {
+      const thisToken = offers[i]
+      const cacheToken = cacheData[thisToken.tokenId]
+      // If cache data exists, add it to the token object
+      if (cacheToken) {
+        thisToken.tokenData = cacheToken.tokenData
+        thisToken.icon = cacheToken.tokenIcon
+      }
+    }
+  }, [appData])
+
+  //  Check if token data exists in the cache and add it to the tokens object.
+  const updateNFTCachedData = useCallback(async (offers) => {
+    // Map all offers
+    for (let i = 0; i < offers.length; i++) {
+      const thisToken = offers[i]
+      // save token icon and token data in cache
+      const newTokenCacheData = {
+        tokenIcon: thisToken.icon,
+        tokenData: thisToken.tokenData
+      }
+
+      console.log('newTokenCacheData: ', newTokenCacheData)
+      appData.updateNFTCachedData(thisToken.tokenId, newTokenCacheData)
+    }
+  }, [appData])
+
+  // Main function to load NFT offers
+  const loadNftOffers = useCallback(async () => {
+    try {
+      // Get tokens in offers
+      const offers = await getNftOffers()
+      console.log('offers: ', offers)
+      // Review cached data to populate token data from cached data
+      await reviewNftCachedData(offers)
+      // set state to start displaying tokens cards.
+      setOffers(offers)
+      // Load tokens data for any updates to the token data
+      await lazyLoadTokenData(offers)
+      // Load tokens icons from mutable data
+      await lazyLoadMutableData(offers)
+
+      //  Update cached data with the latest retrieved data
+      await updateNFTCachedData(offers)
+    } catch (err) {
+      console.error('Error loading NFT offers:', err)
+    }
+  }, [lazyLoadTokenData, lazyLoadMutableData, getNftOffers, reviewNftCachedData, updateNFTCachedData])
+
+  // Effect to load NFTs on component mount
+  useEffect(() => {
+    // Prevent to load data twice
+    if (!startAsync) {
+      console.log('loading nfts for sale')
+      loadNftOffers()
+      setStartAsync(true)
+    }
+  }, [loadNftOffers, startAsync])
+
+  // Get Cid from url
+  const parseCid = (url) => {
+    // get the cid from the url format 'ipfs://bafybeicem27xbzs65uvbcgykcmscsgln3lmhbfrcoec3gdttkdgtxv5acq
+    if (url && url.includes('ipfs://')) {
+      const cid = url.split('ipfs://')[1]
+      return cid
+    }
+    return url
+  }
+
+  // This function generates a Token Card for each token in the wallet.
+  function generateCards (offers) {
+    console.log('generateCards() offerData: ', offers)
+
+    const tokens = offers
+
+    const tokenCards = []
+
+    for (let i = 0; i < tokens.length; i++) {
+      const thisToken = tokens[i]
+
+      const thisTokenCard = (
+        <TokenCard
+          appData={appData}
+          token={thisToken}
+          handleRefresh={handleRefresh}
+          key={`${thisToken.tokenId + i}`}
+          hideBuyBtn
+          hideSendBtn
+        />
+      )
+      tokenCards.push(thisTokenCard)
+    }
+
+    return tokenCards
+  }
+
+  return (
+    <Container>
+      {!offersAreLoaded && (
+        <div className='d-flex justify-content-center align-items-center h-100 mb-4'>
+          <Spinner />
+        </div>
+      )}
+      {offersAreLoaded && offers.length !== 0 && (
+        <div className='bg-white rounded-1 shadow-sm border mb-4'>
+          <div className='p-3 border-bottom bg-light rounded-top-4'>
+            <h5 className='mb-0 fw-bold text-dark'>Tokens For Sale</h5>
+          </div>
+          <div
+            className='p-3'
+            style={{
+              height: '800px',
+              overflowY: 'auto',
+              maxHeight: '800px'
+            }}
+          >
+
+            <Row>
+              <Col xs={12} style={{ display: 'flex', justifyContent: 'center', alignItems: 'center' }}>
+                {/** Show spinner info if tokens are loaded but data is not loaded */
+                  offersAreLoaded && !dataAreLoaded && (
+                    <div style={{ borderRadius: '10px', backgroundColor: '#f0f0f0', padding: '10px', display: 'flex', justifyContent: 'center', alignItems: 'center', width: 'fit-content' }}>
+                      <span style={{ marginRight: '10px' }}>Loading Token Data </span>
+                      <Spinner animation='border' />
+                    </div>
+                  )
+                }
+                {/** Show spinner info if tokens are loaded but icons are not loaded */
+                  dataAreLoaded && !iconsAreLoaded && (
+                    <div style={{ borderRadius: '10px', backgroundColor: '#f0f0f0', padding: '10px', display: 'flex', justifyContent: 'center', alignItems: 'center', width: 'fit-content' }}>
+                      <span style={{ marginRight: '10px' }}>Loading Token Icons </span>
+                      <Spinner animation='border' />
+                    </div>
+                  )
+                }
+
+              </Col>
+            </Row>
+
+            {!offersAreLoaded && (
+              <Row className='d-block text-center'>
+                <Spinner animation='border' variant='primary' style={{ maegin: '0 auto' }} />
+              </Row>
+            )}
+            <Row>
+              {offersAreLoaded && generateCards(offers)}
+            </Row>
+
+          </div>
+        </div>
+      )}
+    </Container>
+  )
+}
+
+export default NFTForSale

src/components/app-body/nostr/profile/profile-read.js

@@ -1,54 +1,36 @@
 /**
- * Component for read nostr information kind 0
+ * Component to read nostr information kind 0 (normal posts)
+ *
  */
+
 // Global npm libraries
 import React, { useEffect, useState } from 'react'
 import { Container, Button } from 'react-bootstrap'
 import CopyOnClick from '../../bch-wallet/copy-on-click.js'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
 import { faUser, faGlobe } from '@fortawesome/free-solid-svg-icons'
-import NostrFormat from '../nostr-format'
-import { RelayPool } from 'nostr'
 import * as nip19 from 'nostr-tools/nip19'
 
+// Local libraries
+import NostrFormat from '../nostr-format'
+
 function ProfileRead (props) {
-  const { npub } = props
+  const { npub, appData } = props
-  const { bchWalletState } = props.appData
+  const { onProfileRead } = props
-  console.log('npub prop', npub)
+  const [profile, setProfile] = useState({})
-  const { setProfile } = props
-  const [post, setPost] = useState({})
   const [loaded, setLoaded] = useState(false)
   const [imageError, setImageError] = useState({ picture: false, banner: false })
 
   useEffect(() => {
-    const start = () => {
+    const start = async () => {
       const pubHexData = nip19.decode(npub)
       const pubHex = pubHexData.data
-      console.log('pubhex', pubHex)
-      const psf = 'wss://nostr-relay.psfoundation.info'
 
-      const pool = RelayPool([psf])
+      const profile = await appData.nostrQueries.getProfile(pubHex)
-      pool.on('open', relay => {
+      if (profile) {
-        relay.subscribe('subid', { limit: 5, kinds: [0], authors: [pubHex] })
+        onProfileRead(profile)
-        setLoaded(true)
+        setProfile(profile)
-      })
+      }
-
-      pool.on('eose', relay => {
-        console.log('Closing Relay')
-        relay.close()
-      })
-
-      pool.on('event', (relay, subId, ev) => {
-        console.log('Received event:', ev)
-        try {
-          const profile = JSON.parse(ev.content)
-          console.log('Profile:', profile)
-          setPost(profile)
-          setProfile(profile)
-        } catch (error) {
-          console.error('Error parsing profile:', error)
-        }
-      })
 
       setLoaded(true)
     }
@@ -56,7 +38,7 @@ function ProfileRead (props) {
     if (!loaded && npub) {
       start()
     }
-  }, [bchWalletState, loaded, setProfile, npub])
+  }, [loaded, onProfileRead, npub, appData])
 
   const handleImageError = (type) => {
     setImageError(prev => ({ ...prev, [type]: true }))
@@ -69,10 +51,10 @@ function ProfileRead (props) {
   return (
     <Container>
       {/* Banner Section */}
-      {post.banner && !imageError.banner && (
+      {profile.banner && !imageError.banner && (
         <div className='position-relative'>
           <img
-            src={post.banner}
+            src={profile.banner}
             alt='Profile banner'
             className='w-100 rounded-4 shadow-sm'
             style={{ height: '200px', objectFit: 'cover' }}
@@ -85,11 +67,11 @@ function ProfileRead (props) {
       <div className='d-flex flex-column flex-md-row align-items-center gap-4 mb-5 p-3 p-md-5 bg-light rounded-4 shadow-sm'>
         {/* Profile Picture */}
         <div style={{ width: '120px', height: '120px' }} className='mb-3 mb-md-0'>
-          {post.picture && !imageError.picture
+          {profile.picture && !imageError.picture
             ? (
               <img
-                src={post.picture}
+                src={profile.picture}
-                alt='Profile picture'
+                alt='Profile'
                 className='rounded-circle shadow w-100 h-100'
                 style={{ objectFit: 'cover' }}
                 onError={() => handleImageError('picture')}
@@ -112,39 +94,39 @@ function ProfileRead (props) {
 
         {/* Profile Information */}
         <div className='flex-grow-1 text-center text-md-start mb-3 mb-md-0 d-flex flex-column align-items-center align-items-md-start'>
-          <h3 className='mb-2 fw-bold'>{post.name || 'username'}</h3>
+          <h3 className='mb-2 fw-bold'>{profile.name || 'username'}</h3>
 
           <div className='text-muted small mb-3 d-flex align-items-center flex-column flex-md-row'>
             <span className='text-truncate me-2 mb-2 mb-md-0'>
               <span className='d-md-none'>
-                {`${bchWalletState.nostrKeyPair.npub.slice(0, 8)}...${bchWalletState.nostrKeyPair.npub.slice(-5)}`}
+                {`${npub?.slice(0, 8)}...${npub?.slice(-5)}`}
               </span>
               <span className='d-none d-md-inline'>
-                {bchWalletState.nostrKeyPair.npub}
+                {npub}
               </span>
             </span>
-            <CopyOnClick walletProp='npub' appData={props.appData} value={bchWalletState.nostrKeyPair.npub} />
+            <CopyOnClick walletProp='npub' appData={props.appData} value={npub} />
           </div>
 
           {/* About Section */}
-          {post.about && (
+          {profile.about && (
             <div className='fs-6 text-secondary'>
-              <NostrFormat content={post.about} />
+              <NostrFormat content={profile.about} />
             </div>
           )}
 
           {/* Website Link */}
-          {post.website && (
+          {profile.website && (
             <div className='mb-3 d-flex align-items-center gap-2'>
               <FontAwesomeIcon icon={faGlobe} className='text-muted' size='sm' />
               <a
-                href={post.website.startsWith('http') ? post.website : `https://${post.website}`}
+                href={profile.website.startsWith('http') ? profile.website : `https://${profile.website}`}
                 target='_blank'
                 rel='noopener noreferrer'
                 className='text-decoration-none text-muted small'
                 style={{ wordBreak: 'break-all' }}
               >
-                {post.website}
+                {profile.website}
               </a>
             </div>
           )}

src/components/app-body/nostr/profile/public-read.js

@@ -6,46 +6,38 @@ import React, { useEffect, useState } from 'react'
 import { Container, Card, Spinner } from 'react-bootstrap'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
 import { faUser } from '@fortawesome/free-solid-svg-icons'
+
+// Local libraries
 import NostrFormat from '../nostr-format'
-import { RelayPool } from 'nostr'
-import * as nip19 from 'nostr-tools/nip19'
 
 function PublicRead (props) {
-  const { npub } = props
+  const { npub, appData } = props
-  const { bchWalletState } = props.appData
+  const { bchWalletState } = appData
   const [posts, setPosts] = useState([])
   const [loaded, setLoaded] = useState(false)
+  const [profilePictureError, setProfilePictureError] = useState(false)
 
   useEffect(() => {
     // Get Last post from a author
-    const start = () => {
+    const start = async () => {
-      const pubHexData = nip19.decode(npub)
+      const pubKeyHex = appData.nostrQueries.npubToHex(npub)
-      const pubHex = pubHexData.data
+      const feeds = await appData.nostrQueries.getUserFeeds(pubKeyHex)
-      console.log('pubhex', pubHex)
+      setPosts(feeds)
-      const psf = 'wss://nostr-relay.psfoundation.info'
+      setLoaded(true)
-
-      const pool = RelayPool([psf])
-      pool.on('open', relay => {
-        relay.subscribe('subid', { limit: 5, kinds: [1], authors: [pubHex] })
-        setLoaded(true)
-      })
-
-      pool.on('eose', relay => {
-        console.log('Closing Relay')
-        setLoaded(true)
-        relay.close()
-      })
-
-      pool.on('event', (relay, subId, ev) => {
-        console.log('Received event:', ev)
-        setPosts(currentPosts => [...currentPosts, ev])
-      })
     }
 
     if (!loaded && npub) {
       start()
     }
-  }, [bchWalletState, loaded, npub])
+  }, [bchWalletState, loaded, npub, appData])
+
+  const handleProfilePictureError = () => {
+    setProfilePictureError(true)
+  }
+
+  const handleProfilePictureLoad = () => {
+    setProfilePictureError(false)
+  }
 
   return (
     <Container className='mt-4 mb-5'>
@@ -74,12 +66,25 @@ function PublicRead (props) {
                       background: 'linear-gradient(45deg, #6c757d, #495057)'
                     }}
                   >
-                    <FontAwesomeIcon icon={faUser} size='1x' color='#7c7c7d' />
+                    {props.profile?.picture && !profilePictureError
+                      ? (
+                        <img
+                          src={props.profile.picture}
+                          alt='Profile'
+                          className='rounded-circle w-100 h-100'
+                          style={{ objectFit: 'cover' }}
+                          onError={handleProfilePictureError}
+                          onLoad={handleProfilePictureLoad}
+                        />
+                        )
+                      : (
+                        <FontAwesomeIcon icon={faUser} size='1x' color='#7c7c7d' />
+                        )}
                   </div>
                   <div className='flex-grow-1'>
                     <div className='fw-bold mb-1'>{props.profile?.name}</div>
                     <small className='text-muted'>
-                      {`${bchWalletState.nostrKeyPair.npub.slice(0, 8)}...${bchWalletState.nostrKeyPair.npub.slice(-5)}`}
+                      {`${npub.slice(0, 8)}...${npub.slice(-5)}`}
                     </small>
                   </div>
                   <small className='text-muted'>

src/components/app-body/nostr/profile/slp-tokens-display.js

@@ -91,7 +91,7 @@ function SlpTokensDisplay (props) {
     const getTokens = async () => {
       try {
         const { nostrKeyPair } = bchWalletState
-        if (nostrKeyPair.npub === npub) {
+        if (nostrKeyPair?.npub === npub) {
           setTokens(bchWalletState.slpTokens)
           setLoaded(true)
           return

src/components/app-body/slp-tokens/info-button.js

@@ -13,11 +13,11 @@ import { Button, Modal, Container, Row, Col } from 'react-bootstrap'
 // returned with a link. Otherwise the original string is returned.
 function linkIfUrl (url) {
   // Convert the URL into a link if it contains 'http'
-  if (url.includes('http')) {
+  if (url?.includes('http')) {
     url = (<a href={url} target='_blank' rel='noreferrer'>{url}</a>)
 
     //
-  } else if (url.includes('ipfs://')) {
+  } else if (url?.includes('ipfs://')) {
     // Convert to a Filecoin link if its an IPFS reference.
 
     const cid = url.substring(7)

src/components/nav-menu/index.js

@@ -15,8 +15,7 @@ import Logo from './psf-logo.png'
 
 function NavMenu (props) {
   // Get the current path
-  const { currentPath, bchWalletState } = props.appData
+  const { currentPath, bchWalletState, isSingleView } = props.appData
-
   // Navbar state
   const [expanded, setExpanded] = useState(false)
 
@@ -25,125 +24,130 @@ function NavMenu (props) {
     // Collapse the navbar
     setExpanded(false)
   }
+  const goToHome = () => {
+    if (isSingleView) {
+      window.location.href = '/'
+    }
+  }
 
   return (
     <>
       <Navbar expanded={expanded} onToggle={setExpanded} expand='xxxl' bg='dark' variant='dark' style={{ paddingRight: '20px' }}>
-        <Navbar.Brand href='#home' style={{ paddingLeft: '20px' }}>
+        <Navbar.Brand href='#home' style={{ paddingLeft: '20px' }} onClick={goToHome}>
           <Image src={Logo} thumbnail width='50' />{' '}
           DEX
         </Navbar.Brand>
 
-        <Navbar.Toggle aria-controls='responsive-navbar-nav' />
+        {!isSingleView && <Navbar.Toggle aria-controls='responsive-navbar-nav' />}
-        <Navbar.Collapse id='responsive-navbar-nav'>
+        {!isSingleView && (
-          <Nav className='mr-auto'>
+          <Navbar.Collapse id='responsive-navbar-nav'>
+            <Nav className='mr-auto'>
+              <NavLink
+                className={(currentPath === '/nfts-for-sale' || currentPath === '/') ? 'nav-link-active' : 'nav-link-inactive'}
+                to='/nfts-for-sale'
+                onClick={handleClickEvent}
+              >
+                NFTs
+              </NavLink>
 
-            <NavLink
+              <NavLink
-              className={(currentPath === '/nfts-for-sale' || currentPath === '/') ? 'nav-link-active' : 'nav-link-inactive'}
+                className={currentPath === '/offers' ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/nfts-for-sale'
+                to='/offers'
-              onClick={handleClickEvent}
+                onClick={handleClickEvent}
-            >
+              >
-              NFTs
+                Fungible Tokens
-            </NavLink>
+              </NavLink>
 
-            <NavLink
+              <hr />
-              className={currentPath === '/offers' ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/offers'
-              onClick={handleClickEvent}
-            >
-              Fungible Tokens
-            </NavLink>
 
-            <hr />
+              <NavLink
+                className={currentPath === '/global-feed' ? 'nav-link-active' : 'nav-link-inactive'}
+                to='/feeds'
+                onClick={handleClickEvent}
+              >
+                Feeds
+              </NavLink>
+              <NavLink
+                className={currentPath === '/nostr-post' ? 'nav-link-active' : 'nav-link-inactive'}
+                to='/nostr-post'
+                onClick={handleClickEvent}
+              >
+                Nostr Post
+              </NavLink>
+              <NavLink
+                className={currentPath === '/profile' ? 'nav-link-active' : 'nav-link-inactive'}
+                to={`/profile/${bchWalletState?.nostrKeyPair?.npub}`}
+                onClick={handleClickEvent}
+              >
+                Nostr Profile
+              </NavLink>
+              <NavLink
+                className={currentPath === '/content-creators' ? 'nav-link-active' : 'nav-link-inactive'}
+                to='/content-creators'
+                onClick={handleClickEvent}
+              >
+                Content Creators
+              </NavLink>
 
-            <NavLink
+              <hr />
-              className={currentPath === '/global-feed' ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/feeds'
-              onClick={handleClickEvent}
-            >
-              Feeds
-            </NavLink>
-            <NavLink
-              className={currentPath === '/nostr-post' ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/nostr-post'
-              onClick={handleClickEvent}
-            >
-              Nostr Post
-            </NavLink>
-            <NavLink
-              className={currentPath === '/profile' ? 'nav-link-active' : 'nav-link-inactive'}
-              to={`/profile/${bchWalletState?.nostrKeyPair?.npub}`}
-              onClick={handleClickEvent}
-            >
-              Nostr Profile
-            </NavLink>
-            <NavLink
-              className={currentPath === '/content-creators' ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/content-creators'
-              onClick={handleClickEvent}
-            >
-              Content Creators
-            </NavLink>
 
-            <hr />
+              <NavLink
+                className={(currentPath === '/bch') ? 'nav-link-active' : 'nav-link-inactive'}
+                to='/bch'
+                onClick={handleClickEvent}
+              >
+                BCH
+              </NavLink>
 
-            <NavLink
+              <NavLink
-              className={(currentPath === '/bch') ? 'nav-link-active' : 'nav-link-inactive'}
+                className={currentPath === '/slp-tokens' ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/bch'
+                to='/slp-tokens'
-              onClick={handleClickEvent}
+                onClick={handleClickEvent}
-            >
+              >
-              BCH
+                Tokens
-            </NavLink>
+              </NavLink>
 
-            <NavLink
+              <NavLink
-              className={currentPath === '/slp-tokens' ? 'nav-link-active' : 'nav-link-inactive'}
+                className={currentPath === '/wallet' ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/slp-tokens'
+                to='/wallet'
-              onClick={handleClickEvent}
+                onClick={handleClickEvent}
-            >
+              >
-              Tokens
+                Wallet
-            </NavLink>
+              </NavLink>
 
-            <NavLink
+              <NavLink
-              className={currentPath === '/wallet' ? 'nav-link-active' : 'nav-link-inactive'}
+                className={(currentPath === '/balance') ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/wallet'
+                to='/balance'
-              onClick={handleClickEvent}
+                onClick={handleClickEvent}
+              >
+                Check Balance
+              </NavLink>
 
-            >
+              <NavLink
-              Wallet
+                className={(currentPath === '/sweep') ? 'nav-link-active' : 'nav-link-inactive'}
-            </NavLink>
+                to='/sweep'
+                onClick={handleClickEvent}
+              >
+                Sweep
+              </NavLink>
+              <NavLink
+                className={(currentPath === '/sign') ? 'nav-link-active' : 'nav-link-inactive'}
+                to='/sign'
+                onClick={handleClickEvent}
+              >
+                Sign
+              </NavLink>
+              <NavLink
+                className={currentPath === '/configuration' ? 'nav-link-active' : 'nav-link-inactive'}
+                to='/configuration'
+                onClick={handleClickEvent}
+              >
+                Configuration
+              </NavLink>
 
-            <NavLink
+            </Nav>
-              className={(currentPath === '/balance') ? 'nav-link-active' : 'nav-link-inactive'}
+          </Navbar.Collapse>
-              to='/balance'
+        )}
-              onClick={handleClickEvent}
-            >
-              Check Balance
-            </NavLink>
-
-            <NavLink
-              className={(currentPath === '/sweep') ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/sweep'
-              onClick={handleClickEvent}
-            >
-              Sweep
-            </NavLink>
-            <NavLink
-              className={(currentPath === '/sign') ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/sign'
-              onClick={handleClickEvent}
-            >
-              Sign
-            </NavLink>
-            <NavLink
-              className={currentPath === '/configuration' ? 'nav-link-active' : 'nav-link-inactive'}
-              to='/configuration'
-              onClick={handleClickEvent}
-            >
-              Configuration
-            </NavLink>
-
-          </Nav>
-        </Navbar.Collapse>
       </Navbar>
     </>
   )

src/config/index.js

@@ -18,7 +18,12 @@ const config = {
   // dexServer: 'http://localhost:5700',
 
   nostrTopic: 'bch-dex-test-topic-02',
-  nostrRelay: 'wss://nostr-relay.psfoundation.info'
+  nostrRelay: 'wss://nostr-relay.psfoundation.info',
+  nostrRelays: [
+    'wss://nostr-relay.psfoundation.info',
+    'wss://nos.lol',
+    'wss://relay.damus.io'
+  ]
 
 }
 

src/hooks/state.js

@@ -1,25 +1,31 @@
-import { useState } from 'react'
+import { useRef, useState } from 'react'
 // import { useQueryParam, StringParam } from 'use-query-params'
 import useLocalStorageState from 'use-local-storage-state'
 import AppUtil from '../util'
+import NostrQueries from '../services/nostr-queries'
 
 import { useLocation } from 'react-router-dom'
 
 function useAppState () {
   const location = useLocation()
-
+  // Default local storage object
+  const localStorageDefault = {
+    serverUrl: 'https://free-bch.fullstack.cash', // Default server
+    relays: [
+      { address: 'wss://nostr-relay.psfoundation.info', read: true, write: true },
+      { address: 'wss://relay.damus.io', read: true, write: true }
+    ],
+    nftData: {},
+    lastFeedTab: 'feed'
+  }
   // Load Local storage Data
   const [lsState, setLSState, { removeItem }] = useLocalStorageState('bchWalletState-template', {
     ssr: true,
-    defaultValue: {
+    defaultValue: localStorageDefault
-      serverUrl: 'https://free-bch.fullstack.cash' // Default server
+
-    },
-    nftData: {},
-    lastFeedTab: 'feed'
   })
 
   console.log('lsState: ', lsState)
-
   // Initialize  data states
   const [serverUrl, setServerUrl] = useState(lsState.serverUrl) // Default server url
   const [menuState, setMenuState] = useState(0)
@@ -27,7 +33,7 @@ function useAppState () {
   const [servers, setServers] = useState([])
   const [dexLib, setDexLib] = useState(false)
   const [nostr, setNostr] = useState(false)
-  const [lastFeedTab, setLastFeedTab] = useState(lsState.lastFeedTab || 'feed')
+  const [lastFeedTab, setLastFeedTab] = useState(lsState.lastFeedTab || localStorageDefault.lastFeedTab)
 
   // Startup state management
   const [asyncInitStarted, setAsyncInitStarted] = useState(false)
@@ -39,10 +45,19 @@ function useAppState () {
   const [modalBody, setModalBody] = useState([])
   const [hideSpinner, setHideSpinner] = useState(false)
   const [denyClose, setDenyClose] = useState(false)
+  const [isSingleView, setIsSingleView] = useState(false)
 
   // NFTs for sale stored data to improve performance
   const [nftForSaleCacheData, setNftForSaleCacheData] = useState(lsState.nftData || {})
 
+  // Relays
+  const [relaysData, setRelaysData] = useState(lsState.relays || localStorageDefault.relays) // All relays data
+  const [readRelays, setReadRelays] = useState(relaysData.filter(relay => relay.read).map(relay => relay.address)) // Read relays
+  const [writeRelays, setWriteRelays] = useState(relaysData.filter(relay => relay.write).map(relay => relay.address)) // Write relays
+
+  // Nostr queries service
+  const nostrQueriesRef = useRef(new NostrQueries({ relays: readRelays }))
+
   // The wallet state makes this a true progressive web app (PWA). As
   // balances, UTXOs, and tokens are retrieved, this state is updated.
   // properties are enumerated here for the purpose of documentation.
@@ -95,7 +110,7 @@ function useAppState () {
         return newBchWalletState
       })
 
-    // console.log(`New wallet state: ${JSON.stringify(bchWalletState, null, 2)}`)
+      // console.log(`New wallet state: ${JSON.stringify(bchWalletState, null, 2)}`)
     } catch (err) {
       console.error('Error in App.js updateBchWalletState()')
       throw err
@@ -112,6 +127,35 @@ function useAppState () {
     setNftForSaleCacheData(allCacheData) // Update the state
     updateLocalStorage({ nftData: allCacheData }) // Update the local storage
   }
+  // Update relays data
+  function updateRelaysData (relaysData) {
+    setRelaysData(relaysData)
+    updateLocalStorage({ relays: relaysData }) // Update the local storage
+    // get the relay addresses with read set to true
+    const readRelays = relaysData.filter(relay => relay.read).map(relay => relay.address)
+    setReadRelays(readRelays)
+    console.log('readRelays: ', readRelays)
+    // get the relay addresses with write set to true
+    const writeRelays = relaysData.filter(relay => relay.write).map(relay => relay.address)
+    setWriteRelays(writeRelays)
+    console.log('writeRelays: ', writeRelays)
+    nostrQueriesRef.current = new NostrQueries({ relays: readRelays })
+  }
+  // Restore relays data
+  function restoreRelaysData () {
+    const relaysData = [...localStorageDefault.relays] // Create a new array  in order to detect changes
+    setRelaysData(relaysData)
+    updateLocalStorage({ relays: relaysData })
+    // get the relay addresses with read set to true
+    const readRelays = relaysData.filter(relay => relay.read).map(relay => relay.address)
+    setReadRelays(readRelays)
+    console.log('readRelays: ', readRelays)
+    // get the relay addresses with write set to true
+    const writeRelays = relaysData.filter(relay => relay.write).map(relay => relay.address)
+    setWriteRelays(writeRelays)
+    console.log('writeRelays: ', writeRelays)
+    nostrQueriesRef.current = new NostrQueries({ relays: readRelays })
+  }
 
   return {
     serverUrl,
@@ -153,7 +197,16 @@ function useAppState () {
     setNftForSaleCacheData,
     updateNFTCachedData,
     lastFeedTab,
-    setLastFeedTab
+    setLastFeedTab,
+    isSingleView,
+    setIsSingleView,
+    nostrQueries: nostrQueriesRef.current,
+    relaysData,
+    updateRelaysData,
+    restoreRelaysData,
+    readRelays,
+    writeRelays
+
   }
 }
 

src/services/async-load.js

@@ -283,6 +283,47 @@ class AsyncLoad {
       npub
     }
   }
+
+  // Initialize the BCH wallet without initialize() promise
+  async initStarterWallet (restURL, mnemonic, appData) {
+    try {
+      const options = {
+        interface: 'consumer-api',
+        restURL,
+        noUpdate: true
+      }
+
+      let wallet
+      if (mnemonic) {
+        // Load the wallet from the mnemonic, if it's available from local storage.
+        wallet = new this.BchWallet(mnemonic, options)
+      } else {
+        // Generate a new mnemonic and wallet.
+        wallet = new this.BchWallet(null, options)
+      }
+
+      await wallet.walletInfoPromise
+
+      // Get Nostr key pair from WIF
+      const nostrKeyPair = this.nostrKeyPairFromWIF(wallet.walletInfo.privateKey)
+      const walletInfo = wallet.walletInfo
+      walletInfo.nostrKeyPair = nostrKeyPair
+      // Update the state of the wallet.
+      appData.updateBchWalletState({ walletObj: walletInfo, appData })
+      // Save the mnemonic to local storage.
+      if (!mnemonic) {
+        const newMnemonic = wallet.walletInfo.mnemonic
+        appData.updateLocalStorage({ mnemonic: newMnemonic })
+      }
+
+      this.wallet = wallet
+
+      return wallet
+    } catch (error) {
+      console.error('Error initStarterWallet: ', error)
+      throw error
+    }
+  }
 }
 
 function sleep (ms) {

src/services/nostr-queries.js

@@ -0,0 +1,305 @@
+/**
+ *  Nostr class for query into relay pools
+ *
+ */
+import { RelayPool } from 'nostr'
+import * as nip19 from 'nostr-tools/nip19'
+
+export default class NostrQueries {
+  constructor ({ relays }) {
+    this.relays = relays || []
+  }
+
+  setRelays (relays) {
+    this.relays = relays
+  }
+
+  npubToHex (npub) {
+    const pubHexData = nip19.decode(npub)
+    const pubHex = pubHexData.data
+    return pubHex
+  }
+
+  // Load profile from nostr relays
+  // It uses multiple relays. It will exit after the first successful retrieval
+  // from any relay. If one relay fails, it will move on to the next one.
+  async getProfile (pubHex) {
+    try {
+      if (this.relays.length === 0) {
+        return false
+      }
+      for (let i = 0; i < this.relays.length; i++) {
+        const profile = await new Promise((resolve) => {
+          const relay = this.relays[i]
+          // const pool = RelayPool(config.nostrRelays)
+          const pool = RelayPool([relay])
+          pool.on('open', relay => {
+            relay.subscribe('subid', { limit: 5, kinds: [0], authors: [pubHex] })
+          })
+
+          pool.on('eose', relay => {
+            relay.close()
+            resolve(false)
+          })
+
+          pool.on('event', (relay, subId, ev) => {
+            try {
+              const profile = JSON.parse(ev.content)
+              // console.log('profile', profile)
+              console.log(`Profile found  for ${pubHex} at ${relay.url}`)
+              resolve(profile)
+            } catch (error) {
+              resolve(false)
+            }
+            relay.close()
+          })
+          pool.on('error', (relay) => {
+            relay.close()
+            resolve(false)
+          })
+        })
+        // Stop looking for profile if found
+        if (profile) {
+          return profile
+        }
+      }
+    } catch (error) {
+      console.warn(error)
+    }
+  }
+
+  // Get Feeds by user pubkey
+  async getUserFeeds (pubHex) {
+    try {
+      if (this.relays.length === 0) {
+        return []
+      }
+      let feeds = await new Promise((resolve) => {
+        let list = []
+        const closedRelays = []
+
+        const pool = RelayPool(this.relays)
+
+        pool.on('open', relay => {
+          relay.subscribe('subid', { limit: 5, kinds: [1], authors: [pubHex] })
+        })
+
+        pool.on('eose', relay => {
+          relay.close()
+          if (!closedRelays.includes(relay)) {
+            closedRelays.push(relay)
+          }
+          // Resolve list if all relays are closed
+          if (closedRelays.length === this.relays.length) {
+            resolve(list)
+          }
+        })
+
+        pool.on('event', (relay, subId, ev) => {
+          list = [...list, ev]
+        })
+        pool.on('error', (relay) => {
+          relay.close()
+          if (!closedRelays.includes(relay)) {
+            closedRelays.push(relay)
+          } // Resolve list if all relays are closed
+          if (closedRelays.length === this.relays.length) {
+            resolve(list)
+          }
+        })
+      })
+      // Remove duplicated feeds
+      feeds = feeds.filter((val, i, list) => {
+        const existingIndex = list.findIndex(value => value.id === val.id)
+        return existingIndex === i
+      })
+
+      // Sort from newest to oldest
+      feeds.sort((a, b) => b.created_at - a.created_at)
+
+      return feeds
+    } catch (error) {
+      console.warn(error)
+    }
+  }
+
+  // Get global feeds
+  async getGlobalFeeds () {
+    try {
+      if (this.relays.length === 0) {
+        return []
+      }
+
+      let feeds = await new Promise((resolve, reject) => {
+        let list = []
+        const closedRelays = []
+
+        const pool = RelayPool(this.relays)
+        // const pool = RelayPool([config.nostrRelay])
+        pool.on('open', relay => {
+          relay.subscribe('REQ', { limit: 10, kinds: [1], '#t': ['slpdex-socialmedia'] })
+        })
+
+        pool.on('eose', relay => {
+          relay.close()
+          if (!closedRelays.includes(relay)) {
+            closedRelays.push(relay)
+          }
+          // Resolve list if all relays are closed
+          if (closedRelays.length === this.relays.length) {
+            resolve(list)
+          }
+        })
+
+        pool.on('event', (relay, subId, ev) => {
+          console.log('post retrieved from ', relay.url, ev.sig)
+          list = [...list, ev]
+        })
+        pool.on('error', (relay) => {
+          relay.close()
+          if (!closedRelays.includes(relay)) {
+            closedRelays.push(relay)
+          }
+          // Resolve list if all relays are closed
+          if (closedRelays.length === this.relays.length) {
+            resolve(list)
+          }
+        })
+      })
+
+      // Remove duplicated feeds
+      feeds = feeds.filter((val, i, list) => {
+        const existingIndex = list.findIndex(value => value.id === val.id)
+        return existingIndex === i
+      })
+
+      // Sort from newest to oldest
+      feeds.sort((a, b) => b.created_at - a.created_at)
+
+      // console.log('feeds', feeds)
+
+      return feeds
+    } catch (error) {
+      console.warn(error)
+    }
+  }
+
+  // Get follow list by pubkey
+  async getFollowList (pubHex) {
+    if (this.relays.length === 0) {
+      return []
+    }
+    return new Promise((resolve, reject) => {
+      let list = []
+      const closedRelays = []
+
+      const pool = RelayPool(this.relays)
+      // const pool = RelayPool([config.nostrRelay])
+      pool.on('open', relay => {
+        relay.subscribe('subid', { limit: 1, kinds: [3], authors: [pubHex] })
+      })
+
+      pool.on('eose', relay => {
+        relay.close()
+        if (!closedRelays.includes(relay)) {
+          closedRelays.push(relay)
+        }
+        // Resolve list if all relays are closed
+        if (closedRelays.length === this.relays.length) {
+          resolve(list)
+        }
+      })
+
+      pool.on('event', (relay, subId, ev) => {
+        // console.log('Received event:', ev)
+        // Merge list received from all relays
+        list = [...list, ...ev.tags]
+      })
+      pool.on('error', (relay) => {
+        relay.close()
+        if (!closedRelays.includes(relay)) {
+          closedRelays.push(relay)
+        }
+        // Resolve list if all relays are closed
+        if (closedRelays.length === this.relays.length) {
+          resolve(list)
+        }
+      })
+    })
+  }
+
+  // Get event likes
+  async getPostLikes (postId) {
+    try {
+      if (this.relays.length === 0) {
+        return []
+      }
+      let likesRes = await new Promise((resolve) => {
+        const likes = []
+        const closedRelays = []
+
+        const pool = RelayPool(this.relays)
+        pool.on('open', relay => {
+          relay.subscribe('subid', { kinds: [7], '#e': [postId] })
+        })
+
+        pool.on('eose', relay => {
+          relay.close()
+          if (!closedRelays.includes(relay)) {
+            closedRelays.push(relay)
+          }
+          // Resolve list if all relays are closed
+          if (closedRelays.length === this.relays.length) {
+            resolve(likes)
+          }
+        })
+
+        pool.on('event', (relay, subId, ev) => {
+          try {
+            // Count likes
+            if (ev.content === '+' || ev.content === '-') {
+              likes.push(ev)
+            }
+          } catch (error) {
+            // skip error
+          }
+        })
+        pool.on('error', (relay) => {
+          relay.close()
+          if (!closedRelays.includes(relay)) {
+            closedRelays.push(relay)
+          }
+          // Resolve list if all relays are closed
+          if (closedRelays.length === this.relays.length) {
+            resolve(likes)
+          }
+        })
+      })
+
+      // Remove duplicated events
+      likesRes = likesRes.filter((val, i, list) => {
+        const existingIndex = list.findIndex(value => value.id === val.id)
+        return existingIndex === i
+      })
+      // Get likes
+      const likesArr = likesRes.filter((val, i, list) => {
+        return val.content === '+'
+      })
+
+      // Get dislikes
+      const dislikesArr = likesRes.filter((val, i, list) => {
+        return val.content === '-'
+      })
+      // For every user dislike remove a user like from the array
+      for (let i = 0; i < dislikesArr.length; i++) {
+        const disLike = dislikesArr[i]
+        const likeExist = likesArr.findIndex(val => val.pubkey === disLike.pubkey)
+        if (likeExist >= 0) likesArr.splice(likeExist, 1)
+      }
+      // Return array of likes.
+      return likesArr
+    } catch (error) {
+      console.warn(error)
+    }
+  }
+}