fix(offers): Added timer controller to remove duplicate offers

package-lock.json

@@ -34,7 +34,7 @@
         "koa2-ratelimit": "0.9.1",
         "libp2p": "^0.36.2",
         "line-reader": "0.4.0",
-        "minimal-slp-wallet": "../minimal-slp-wallet/",
+        "minimal-slp-wallet": "5.2.1",
         "mongoose": "5.13.14",
         "node-fetch": "npm:@achingbrain/node-fetch@2.6.7",
         "nodemailer": "6.7.5",
@@ -58,36 +58,6 @@
         "uuid": "8.3.2"
       }
     },
-    "../minimal-slp-wallet": {
-      "version": "5.0.0",
-      "license": "MIT",
-      "dependencies": {
-        "@psf/bch-js": "6.4.5",
-        "apidoc": "0.51.0",
-        "bch-consumer": "1.3.1",
-        "bch-donation": "1.1.2",
-        "crypto-js": "4.0.0"
-      },
-      "devDependencies": {
-        "browserify": "17.0.0",
-        "chai": "4.2.0",
-        "coveralls": "3.1.0",
-        "eslint": "7.17.0",
-        "eslint-config-prettier": "7.1.0",
-        "eslint-config-standard": "16.0.2",
-        "eslint-plugin-node": "11.1.0",
-        "eslint-plugin-prettier": "3.3.1",
-        "eslint-plugin-standard": "4.0.1",
-        "husky": "4.3.8",
-        "lodash.clonedeep": "4.5.0",
-        "mocha": "9.2.1",
-        "nyc": "15.1.0",
-        "semantic-release": "19.0.3",
-        "sinon": "9.2.0",
-        "standard": "16.0.4",
-        "tinyify": "3.0.0"
-      }
-    },
     "node_modules/@babel/code-frame": {
       "version": "7.18.6",
       "dev": true,
@@ -2083,9 +2053,87 @@
         "node": ">=4.5.0"
       }
     },
+    "node_modules/bch-consumer": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/bch-consumer/-/bch-consumer-1.3.1.tgz",
+      "integrity": "sha512-8ZoyFp4pLJFAOzM482K22sVL2FpuxhkYRtZuLLsMH9L442mRABjsAP7fTh91W5er40r8RGN/CSKi2TMyUmrY1Q==",
+      "dependencies": {
+        "@psf/bch-js": "6.4.5",
+        "apidoc": "0.51.0",
+        "axios": "0.25.0"
+      }
+    },
+    "node_modules/bch-consumer/node_modules/apidoc": {
+      "version": "0.51.0",
+      "resolved": "https://registry.npmjs.org/apidoc/-/apidoc-0.51.0.tgz",
+      "integrity": "sha512-3P4srhm6NA+kE/YRM4qL5jESElpQQJL+Z8n7hyr4uC+1DSwGzmE6adXPVxuT/hpDyShrqmRlHk8hf40RSqEsNw==",
+      "os": [
+        "darwin",
+        "freebsd",
+        "linux",
+        "openbsd",
+        "win32"
+      ],
+      "dependencies": {
+        "bootstrap": "3.4.1",
+        "commander": "^8.3.0",
+        "diff-match-patch": "^1.0.5",
+        "esbuild-loader": "^2.16.0",
+        "expose-loader": "^3.1.0",
+        "fs-extra": "^10.0.0",
+        "glob": "^7.2.0",
+        "handlebars": "^4.7.7",
+        "iconv-lite": "^0.6.3",
+        "jquery": "^3.6.0",
+        "klaw-sync": "^6.0.0",
+        "lodash": "^4.17.21",
+        "markdown-it": "^12.2.0",
+        "nodemon": "^2.0.15",
+        "path-to-regexp": "^6.2.0",
+        "prismjs": "^1.25.0",
+        "semver": "^7.3.5",
+        "style-loader": "^3.3.1",
+        "url-parse": "^1.5.3",
+        "webpack": "^5.64.2",
+        "webpack-cli": "^4.9.1",
+        "winston": "^3.3.3"
+      },
+      "bin": {
+        "apidoc": "bin/apidoc"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
+    "node_modules/bch-consumer/node_modules/axios": {
+      "version": "0.25.0",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.25.0.tgz",
+      "integrity": "sha512-cD8FOb0tRH3uuEe6+evtAbgJtfxr7ly3fQjYcMcuPlgkwVS9xboaVIpcDV+cYQe+yGykgwZCs1pzjntcGa6l5g==",
+      "dependencies": {
+        "follow-redirects": "^1.14.7"
+      }
+    },
+    "node_modules/bch-consumer/node_modules/glob": {
+      "version": "7.2.3",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.3.tgz",
+      "integrity": "sha512-nFR0zLpU2YCaRxwoCJvL6UvCH2JFyFVIvwTLsIf21AuHlMskA1hhTdk+LlYJtOlYt9v6dvszD2BGRqBL+iQK9Q==",
+      "dependencies": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^3.1.1",
+        "once": "^1.3.0",
+        "path-is-absolute": "^1.0.0"
+      },
+      "engines": {
+        "node": "*"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
     "node_modules/bch-donation": {
       "version": "1.1.2",
-      "dev": true,
       "license": "MIT",
       "dependencies": {
         "apidoc": "0.51.0"
@@ -2093,7 +2141,6 @@
     },
     "node_modules/bch-donation/node_modules/apidoc": {
       "version": "0.51.0",
-      "dev": true,
       "license": "MIT",
       "os": [
         "darwin",
@@ -2135,7 +2182,6 @@
     },
     "node_modules/bch-donation/node_modules/glob": {
       "version": "7.2.3",
-      "dev": true,
       "license": "ISC",
       "dependencies": {
         "fs.realpath": "^1.0.0",
@@ -3381,6 +3427,11 @@
         "node": ">=0.8.0"
       }
     },
+    "node_modules/crypto-js": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-4.0.0.tgz",
+      "integrity": "sha512-bzHZN8Pn+gS7DQA6n+iUmBfl0hO5DJq++QP3U6uTucDtk/0iGpXd/Gg7CGR0p8tJhofJyaKoWBuJI4eAO00BBg=="
+    },
     "node_modules/crypto-random-string": {
       "version": "2.0.0",
       "license": "MIT",
@@ -7968,8 +8019,77 @@
       }
     },
     "node_modules/minimal-slp-wallet": {
-      "resolved": "../minimal-slp-wallet",
+      "version": "5.2.1",
-      "link": true
+      "resolved": "https://registry.npmjs.org/minimal-slp-wallet/-/minimal-slp-wallet-5.2.1.tgz",
+      "integrity": "sha512-1m71QxFlSdrfk01BOF0tQCgyTp8SCvvZST8bBOMZTz+iPwerDTbpPk4p3Niv12socT7QIaSf8odSVdFDjyqB8w==",
+      "dependencies": {
+        "@psf/bch-js": "6.4.5",
+        "apidoc": "0.51.0",
+        "bch-consumer": "1.3.1",
+        "bch-donation": "1.1.2",
+        "crypto-js": "4.0.0"
+      }
+    },
+    "node_modules/minimal-slp-wallet/node_modules/apidoc": {
+      "version": "0.51.0",
+      "resolved": "https://registry.npmjs.org/apidoc/-/apidoc-0.51.0.tgz",
+      "integrity": "sha512-3P4srhm6NA+kE/YRM4qL5jESElpQQJL+Z8n7hyr4uC+1DSwGzmE6adXPVxuT/hpDyShrqmRlHk8hf40RSqEsNw==",
+      "os": [
+        "darwin",
+        "freebsd",
+        "linux",
+        "openbsd",
+        "win32"
+      ],
+      "dependencies": {
+        "bootstrap": "3.4.1",
+        "commander": "^8.3.0",
+        "diff-match-patch": "^1.0.5",
+        "esbuild-loader": "^2.16.0",
+        "expose-loader": "^3.1.0",
+        "fs-extra": "^10.0.0",
+        "glob": "^7.2.0",
+        "handlebars": "^4.7.7",
+        "iconv-lite": "^0.6.3",
+        "jquery": "^3.6.0",
+        "klaw-sync": "^6.0.0",
+        "lodash": "^4.17.21",
+        "markdown-it": "^12.2.0",
+        "nodemon": "^2.0.15",
+        "path-to-regexp": "^6.2.0",
+        "prismjs": "^1.25.0",
+        "semver": "^7.3.5",
+        "style-loader": "^3.3.1",
+        "url-parse": "^1.5.3",
+        "webpack": "^5.64.2",
+        "webpack-cli": "^4.9.1",
+        "winston": "^3.3.3"
+      },
+      "bin": {
+        "apidoc": "bin/apidoc"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
+    "node_modules/minimal-slp-wallet/node_modules/glob": {
+      "version": "7.2.3",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.3.tgz",
+      "integrity": "sha512-nFR0zLpU2YCaRxwoCJvL6UvCH2JFyFVIvwTLsIf21AuHlMskA1hhTdk+LlYJtOlYt9v6dvszD2BGRqBL+iQK9Q==",
+      "dependencies": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^3.1.1",
+        "once": "^1.3.0",
+        "path-is-absolute": "^1.0.0"
+      },
+      "engines": {
+        "node": "*"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
     },
     "node_modules/minimalistic-assert": {
       "version": "1.0.1",
@@ -12213,7 +12333,6 @@
     },
     "node_modules/querystringify": {
       "version": "2.2.0",
-      "dev": true,
       "license": "MIT"
     },
     "node_modules/queue-microtask": {
@@ -12701,7 +12820,6 @@
     },
     "node_modules/requires-port": {
       "version": "1.0.0",
-      "dev": true,
       "license": "MIT"
     },
     "node_modules/resolve": {
@@ -14968,7 +15086,6 @@
     },
     "node_modules/url-parse": {
       "version": "1.5.10",
-      "dev": true,
       "license": "MIT",
       "dependencies": {
         "querystringify": "^2.1.1",
@@ -16973,16 +17090,76 @@
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       "integrity": "sha512-GzaMlN7pNthrY5BhReVhnfr4Ixx+GUSfyNRHYh0QiMUF0d0+0YaD8MpEdv6AjFBksg/zlqL1fVCBBm6PpTt2Rg=="
     },
+    "bch-consumer": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/bch-consumer/-/bch-consumer-1.3.1.tgz",
+      "integrity": "sha512-8ZoyFp4pLJFAOzM482K22sVL2FpuxhkYRtZuLLsMH9L442mRABjsAP7fTh91W5er40r8RGN/CSKi2TMyUmrY1Q==",
+      "requires": {
+        "@psf/bch-js": "6.4.5",
+        "apidoc": "0.51.0",
+        "axios": "0.25.0"
+      },
+      "dependencies": {
+        "apidoc": {
+          "version": "0.51.0",
+          "resolved": "https://registry.npmjs.org/apidoc/-/apidoc-0.51.0.tgz",
+          "integrity": "sha512-3P4srhm6NA+kE/YRM4qL5jESElpQQJL+Z8n7hyr4uC+1DSwGzmE6adXPVxuT/hpDyShrqmRlHk8hf40RSqEsNw==",
+          "requires": {
+            "bootstrap": "3.4.1",
+            "commander": "^8.3.0",
+            "diff-match-patch": "^1.0.5",
+            "esbuild-loader": "^2.16.0",
+            "expose-loader": "^3.1.0",
+            "fs-extra": "^10.0.0",
+            "glob": "^7.2.0",
+            "handlebars": "^4.7.7",
+            "iconv-lite": "^0.6.3",
+            "jquery": "^3.6.0",
+            "klaw-sync": "^6.0.0",
+            "lodash": "^4.17.21",
+            "markdown-it": "^12.2.0",
+            "nodemon": "^2.0.15",
+            "path-to-regexp": "^6.2.0",
+            "prismjs": "^1.25.0",
+            "semver": "^7.3.5",
+            "style-loader": "^3.3.1",
+            "url-parse": "^1.5.3",
+            "webpack": "^5.64.2",
+            "webpack-cli": "^4.9.1",
+            "winston": "^3.3.3"
+          }
+        },
+        "axios": {
+          "version": "0.25.0",
+          "resolved": "https://registry.npmjs.org/axios/-/axios-0.25.0.tgz",
+          "integrity": "sha512-cD8FOb0tRH3uuEe6+evtAbgJtfxr7ly3fQjYcMcuPlgkwVS9xboaVIpcDV+cYQe+yGykgwZCs1pzjntcGa6l5g==",
+          "requires": {
+            "follow-redirects": "^1.14.7"
+          }
+        },
+        "glob": {
+          "version": "7.2.3",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.3.tgz",
+          "integrity": "sha512-nFR0zLpU2YCaRxwoCJvL6UvCH2JFyFVIvwTLsIf21AuHlMskA1hhTdk+LlYJtOlYt9v6dvszD2BGRqBL+iQK9Q==",
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.1.1",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
+          }
+        }
+      }
+    },
     "bch-donation": {
       "version": "1.1.2",
-      "dev": true,
       "requires": {
         "apidoc": "0.51.0"
       },
       "dependencies": {
         "apidoc": {
           "version": "0.51.0",
-          "dev": true,
           "requires": {
             "bootstrap": "3.4.1",
             "commander": "^8.3.0",
@@ -17010,7 +17187,6 @@
         },
         "glob": {
           "version": "7.2.3",
-          "dev": true,
           "requires": {
             "fs.realpath": "^1.0.0",
             "inflight": "^1.0.4",
@@ -17845,6 +18021,11 @@
         "boom": "0.4.x"
       }
     },
+    "crypto-js": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-4.0.0.tgz",
+      "integrity": "sha512-bzHZN8Pn+gS7DQA6n+iUmBfl0hO5DJq++QP3U6uTucDtk/0iGpXd/Gg7CGR0p8tJhofJyaKoWBuJI4eAO00BBg=="
+    },
     "crypto-random-string": {
       "version": "2.0.0"
     },
@@ -20880,30 +21061,59 @@
       "dev": true
     },
     "minimal-slp-wallet": {
-      "version": "file:../minimal-slp-wallet",
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/minimal-slp-wallet/-/minimal-slp-wallet-5.2.1.tgz",
+      "integrity": "sha512-1m71QxFlSdrfk01BOF0tQCgyTp8SCvvZST8bBOMZTz+iPwerDTbpPk4p3Niv12socT7QIaSf8odSVdFDjyqB8w==",
       "requires": {
         "@psf/bch-js": "6.4.5",
         "apidoc": "0.51.0",
         "bch-consumer": "1.3.1",
         "bch-donation": "1.1.2",
-        "browserify": "17.0.0",
+        "crypto-js": "4.0.0"
-        "chai": "4.2.0",
+      },
-        "coveralls": "3.1.0",
+      "dependencies": {
-        "crypto-js": "4.0.0",
+        "apidoc": {
-        "eslint": "7.17.0",
+          "version": "0.51.0",
-        "eslint-config-prettier": "7.1.0",
+          "resolved": "https://registry.npmjs.org/apidoc/-/apidoc-0.51.0.tgz",
-        "eslint-config-standard": "16.0.2",
+          "integrity": "sha512-3P4srhm6NA+kE/YRM4qL5jESElpQQJL+Z8n7hyr4uC+1DSwGzmE6adXPVxuT/hpDyShrqmRlHk8hf40RSqEsNw==",
-        "eslint-plugin-node": "11.1.0",
+          "requires": {
-        "eslint-plugin-prettier": "3.3.1",
+            "bootstrap": "3.4.1",
-        "eslint-plugin-standard": "4.0.1",
+            "commander": "^8.3.0",
-        "husky": "4.3.8",
+            "diff-match-patch": "^1.0.5",
-        "lodash.clonedeep": "4.5.0",
+            "esbuild-loader": "^2.16.0",
-        "mocha": "9.2.1",
+            "expose-loader": "^3.1.0",
-        "nyc": "15.1.0",
+            "fs-extra": "^10.0.0",
-        "semantic-release": "19.0.3",
+            "glob": "^7.2.0",
-        "sinon": "9.2.0",
+            "handlebars": "^4.7.7",
-        "standard": "16.0.4",
+            "iconv-lite": "^0.6.3",
-        "tinyify": "3.0.0"
+            "jquery": "^3.6.0",
+            "klaw-sync": "^6.0.0",
+            "lodash": "^4.17.21",
+            "markdown-it": "^12.2.0",
+            "nodemon": "^2.0.15",
+            "path-to-regexp": "^6.2.0",
+            "prismjs": "^1.25.0",
+            "semver": "^7.3.5",
+            "style-loader": "^3.3.1",
+            "url-parse": "^1.5.3",
+            "webpack": "^5.64.2",
+            "webpack-cli": "^4.9.1",
+            "winston": "^3.3.3"
+          }
+        },
+        "glob": {
+          "version": "7.2.3",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.3.tgz",
+          "integrity": "sha512-nFR0zLpU2YCaRxwoCJvL6UvCH2JFyFVIvwTLsIf21AuHlMskA1hhTdk+LlYJtOlYt9v6dvszD2BGRqBL+iQK9Q==",
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.1.1",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
+          }
+        }
       }
     },
     "minimalistic-assert": {
@@ -23726,8 +23936,7 @@
       }
     },
     "querystringify": {
-      "version": "2.2.0",
+      "version": "2.2.0"
-      "dev": true
     },
     "queue-microtask": {
       "version": "1.2.3",
@@ -24042,8 +24251,7 @@
       "peer": true
     },
     "requires-port": {
-      "version": "1.0.0",
+      "version": "1.0.0"
-      "dev": true
     },
     "resolve": {
       "version": "1.22.1",
@@ -25497,7 +25705,6 @@
     },
     "url-parse": {
       "version": "1.5.10",
-      "dev": true,
       "requires": {
         "querystringify": "^2.1.1",
         "requires-port": "^1.0.0"

package.json

@@ -53,7 +53,7 @@
     "koa2-ratelimit": "0.9.1",
     "libp2p": "^0.36.2",
     "line-reader": "0.4.0",
-    "minimal-slp-wallet": "../minimal-slp-wallet/",
+    "minimal-slp-wallet": "5.2.1",
     "mongoose": "5.13.14",
     "node-fetch": "npm:@achingbrain/node-fetch@2.6.7",
     "nodemailer": "6.7.5",

src/controllers/timer-controllers.js

@@ -33,6 +33,7 @@ class TimerControllers {
   startTimers () {
     setInterval(this.gcOrders, 60000 * 5)
     setInterval(this.gcOffers, 60000 * 5)
+    setInterval(this.checkDupOffers, 60000 * 4.5)
   }
 
   // Garbage Collect the Orders.
@@ -54,6 +55,16 @@ class TimerControllers {
       console.log('Error in timer-controllers.js/gcOffers(): ', err)
     }
   }
+
+  // Remove duplicate Offers
+  checkDupOffers () {
+    try {
+      _this.useCases.offer.removeDuplicateOffers()
+    } catch (err) {
+      // Do not throw an error. This is a top-level function.
+      console.log('Error in timer-controllers.js/checkDupOffers(): ', err)
+    }
+  }
 }
 
 export default TimerControllers

src/use-cases/offer/index.js

@@ -512,6 +512,45 @@ class OfferUseCases {
     }
   }
 
+  // TODO: Write unit tests for this function, then add it to the Timer Controllers
+  // Looks for duplicate offers and removes the duplicate.
+  // Duplicates are checked for when an offer is created, and so should not
+  // exist. But emperical testing shows that they do. This function is called
+  // periodically by a timer, to clean up any duplicates that slipped through
+  // the cracks.
+  async removeDuplicateOffers () {
+    try {
+      const now = new Date()
+      console.log(`Starting removeDuplicateOffers() at ${now.toLocaleString()}`)
+
+      let duplicateFound = false
+
+      // Get all Offers in the database.
+      const offers = await this.OfferModel.find({})
+      // console.log('offers: ', offers)
+
+      const offerZcids = []
+
+      for (let i = 0; i < offers.length; i++) {
+        const thisOffer = offers[i]
+
+        if (offerZcids.includes(thisOffer.p2wdbHash)) {
+          await thisOffer.remove()
+          duplicateFound = true
+          continue
+        }
+
+        // Add the zcid to the array.
+        offerZcids.push(thisOffer.p2wdbHash)
+      }
+
+      return duplicateFound
+    } catch (err) {
+      console.error('Error in removeDuplicateOffers()')
+      throw err
+    }
+  }
+
   // This function is called by the garbage collection timer controller. It
   // checks the UTXO associated with each Offer in the database. If the UTXO
   // has been spent, the Offer is deleted from the database.

test/unit/use-cases/offer.use-case.unit.js

@@ -160,4 +160,35 @@ describe('#offer-use-case', () => {
       assert.equal(result, 'fungible')
     })
   })
+
+  describe('#removeDuplicateOffers', () => {
+    it('should remove duplicate entries and return true', async () => {
+      // Mock dependencies and force desired code path.
+      sandbox.stub(uut.OfferModel, 'find').resolves([
+        { p2wdbHash: 'a', remove: async () => {} },
+        { p2wdbHash: 'a', remove: async () => {} },
+        { p2wdbHash: 'b', remove: async () => {} }
+      ])
+      // sandbox.stub(uut.OfferModel, 'remove').resolves()
+
+      const result = await uut.removeDuplicateOffers()
+      console.log('result: ', result)
+
+      assert.equal(result, true)
+    })
+
+    it('should return false if there are no duplicate entries', async () => {
+      // Mock dependencies and force desired code path.
+      sandbox.stub(uut.OfferModel, 'find').resolves([
+        { p2wdbHash: 'a', remove: async () => {} },
+        { p2wdbHash: 'b', remove: async () => {} }
+      ])
+      // sandbox.stub(uut.OfferModel, 'remove').resolves()
+
+      const result = await uut.removeDuplicateOffers()
+      console.log('result: ', result)
+
+      assert.equal(result, false)
+    })
+  })
 })

util/offers/deleteOffers.js

@@ -2,15 +2,15 @@
   This script has not been customized for offers yet.
 */
 
-const mongoose = require('mongoose')
+import mongoose from 'mongoose'
 
 // Force test environment
 // make sure environment variable is set before this file gets called.
 // see test script in package.json.
 // process.env.KOA_ENV = 'test'
-const config = require('../../config')
+import config from '../../config'
 
-const User = require('../../src/models/users')
+import User from '../../src/models/users'
 
 async function deleteUsers () {
   // Connect to the Mongo Database.

util/offers/getOffers.js

@@ -2,11 +2,10 @@
   Get all Offers in the database.
 */
 
-const mongoose = require('mongoose')
+import mongoose from 'mongoose'
 
-const config = require('../../config')
+import config from '../../config/index.js'
-
+import Offer from '../../src/adapters/localdb/models/offer.js'
-const Offer = require('../../src/adapters/localdb/models/offer')
 
 async function getOffers () {
   // Connect to the Mongo Database.

util/orders/deleteOrders.js

@@ -1,12 +1,12 @@
-const mongoose = require('mongoose')
+import mongoose from 'mongoose'
 
 // Force test environment
 // make sure environment variable is set before this file gets called.
 // see test script in package.json.
 // process.env.KOA_ENV = 'test'
-const config = require('../../config')
+import config from '../../config'
 
-const User = require('../../src/models/users')
+import User from '../../src/models/users'
 
 async function deleteUsers () {
   // Connect to the Mongo Database.

util/orders/getOrders.js

@@ -1,8 +1,6 @@
-const mongoose = require('mongoose')
+import mongoose from 'mongoose'
-
+import config from '../../config'
-const config = require('../../config')
+import Order from '../../src/adapters/localdb/models/order'
-
-const Order = require('../../src/adapters/localdb/models/order')
 
 async function getOrder () {
   // Connect to the Mongo Database.

util/wallet/sweep-funds.js

@@ -7,11 +7,12 @@
 */
 
 // Public npm libraries
-const BCHJS = require('@psf/bch-js')
+import BCHJS from '@psf/bch-js'
-const BchTokenSweep = require('bch-token-sweep/index')
+
+import BchTokenSweep from 'bch-token-sweep/index'
 
 // Local libraries
-const WalletAdapter = require('../../src/adapters/wallet')
+import WalletAdapter from '../../src/adapters/wallet'
 
 // Constants
 const EMTPY_ADDR_CUTOFF = 15