fix(startup): Subscribing to chat pubsub channel at startup

config/env/common.js

@@ -85,5 +85,7 @@ module.exports = {
   ipfsHost: process.env.IPFS_HOST ? process.env.IPFS_HOST : 'localhost',
   ipfsApiPort: process.env.IPFS_API_PORT
     ? parseInt(process.env.IPFS_API_PORT)
-    : 5001
+    : 5001,
+
+  chatPubSubChan: 'psf-ipfs-chat-001'
 }

src/adapters/ipfs/index.js

@@ -2,6 +2,7 @@
   top-level IPFS library that combines the individual IPFS-based libraries.
 */
 
+// Local libraries
 const IpfsAdapter = require('./ipfs')
 const IpfsCoordAdapter = require('./ipfs-coord')
 
@@ -36,6 +37,9 @@ class IPFS {
       await this.ipfsCoordAdapter.start()
       console.log('ipfs-coord is ready.')
 
+      // Subscribe to the chat pubsub channel
+      await this.ipfsCoordAdapter.subscribeToChat()
+
       return true
     } catch (err) {
       console.error('Error in adapters/ipfs/index.js/start()')

src/adapters/ipfs/ipfs-coord.js

@@ -97,6 +97,20 @@ class IpfsCoordAdapter {
       throw err
     }
   }
+
+  // Subscribe to the chat pubsub channel
+  async subscribeToChat () {
+    try {
+      await this.ipfsCoord.adapters.pubsub.subscribeToPubsubChannel(
+        this.config.chatPubSubChan,
+        console.log,
+        this.ipfsCoord.thisNode
+      )
+    } catch (err) {
+      console.error('Error in subscribeToChat')
+      throw err
+    }
+  }
 }
 
 module.exports = IpfsCoordAdapter

test/unit/mocks/ipfs-coord-mock.js

@@ -8,6 +8,8 @@ class IPFSCoord {
   }
 
   async start () {}
+
+  async subscribeToChat() {}
 }
 
 module.exports = IPFSCoord