#14 - Added "tokenlist" method for Blockscout

hyperloot-run.sh

@@ -0,0 +1 @@
+BLOCKCHAIN="Ropsten" node .

package.json

@@ -18,6 +18,7 @@
     "loopback-boot": "^2.6.5",
     "loopback-component-explorer": "^6.0.0",
     "loopback-connector-mongodb": "^3.8.0",
+    "loopback-connector-rest": "^3.4.1",
     "serve-favicon": "^2.0.1",
     "strong-error-handler": "^2.0.0"
   },

server/boot/routes.js

@@ -170,5 +170,18 @@ module.exports = function(server) {
     });
   });
 
+  router.get('/blockscout/tokenList', function(req, res, next) {
+    var address = req.query['address'];
+    var blockscout = server.models.Blockscout;
+    blockscout.getTokenList(address, function(err, list) {
+      if (err) {
+        sendError(res, err);
+        return;
+      }
+
+      res.send(list);
+    });
+  });
+
   server.use(router);
 };

server/datasources.json

@@ -12,5 +12,36 @@
     "name": "hlapi",
     "user": "hyperloot",
     "connector": "mongodb"
+  },
+  "blockscout": {
+    "name": "blockscout",
+    "crud": false,
+    "connector": "rest",
+    "options": {
+      "headers": {
+        "accept": "application/json",
+        "content-type": "application/json"
+      }
+    },
+    "operations": [
+      {
+        "template": {
+          "method": "GET",
+          "url": "https://blockscout.com/eth/{network}/api",
+          "query": {
+            "network": "{network}",
+            "module": "{module=account}",
+            "action": "{action=tokenlist}",
+            "address": "{address}"
+          }
+        },
+        "functions": {
+          "tokenlist": [
+            "network",
+            "address"
+          ]
+        }
+      }
+    ]
   }
 }

server/model-config.json

@@ -46,5 +46,9 @@
   "Wallet": {
     "dataSource": "hlapi",
     "public": true
+  },
+  "Blockscout": {
+    "dataSource": "blockscout",
+    "public": false
   }
 }

server/models/blockscout.js

@@ -0,0 +1,24 @@
+'use strict';
+
+module.exports = function(Blockscout) {
+
+  var Blockchain = {"Main": "mainnet", "Ropsten": "ropsten"};
+  Object.freeze(Blockchain);
+
+  function currentBlockchain() {
+    var networkName = process.env.BLOCKCHAIN;
+    if (networkName == null) {
+      return Blockchain.Ropsten;
+    }
+
+    return Blockchain[networkName];
+  }
+
+  Blockscout.getTokenList = function(address, callback) {
+    console.log(currentBlockchain());
+    Blockscout.tokenlist(currentBlockchain(), address, function(err, result) {
+      callback(err, result);
+    });
+  };
+
+};

server/models/blockscout.json

@@ -0,0 +1,13 @@
+{
+  "name": "Blockscout",
+  "base": "Model",
+  "idInjection": true,
+  "options": {
+    "validateUpsert": true
+  },
+  "properties": {},
+  "validations": [],
+  "relations": {},
+  "acls": [],
+  "methods": {}
+}