Merge pull request #216 from shocknet/feature/fetch-user-data

Feature/fetch user data

services/gunDB/contact-api/getters/index.js

@@ -103,8 +103,40 @@ const getMyUser = async () => {
 
   return u
 }
+/**
+ * @param {string} publicKey
+ */
+const getUserInfo = async publicKey => {
+  const userInfo = await Utils.tryAndWait(
+    gun =>
+      new Promise(res =>
+        gun
+          .user(publicKey)
+          .get(Key.PROFILE)
+          .load(res)
+      ),
+    v => {
+      if (typeof v !== 'object') {
+        return true
+      }
+
+      if (v === null) {
+        return true
+      }
+
+      // load sometimes returns an empty set on the first try
+      return size(v) === 0
+    }
+  )
+  return {
+    publicKey,
+    avatar: userInfo.avatar,
+    displayName: userInfo.displayName
+  }
+}
 
 module.exports.getMyUser = getMyUser
+module.exports.getUserInfo = getUserInfo
 module.exports.Follows = require('./follows')
 
 module.exports.getWallPage = Wall.getWallPage

src/routes.js

@@ -2285,6 +2285,28 @@ module.exports = async (
       })
     }
   })
+
+  app.post(`/api/gun/userInfo`, async (req, res) => {
+    try {
+      const { pubs } = req.body
+      const reqs = pubs.map(
+        e =>
+          new Promise((res, rej) => {
+            GunGetters.getUserInfo(e)
+              .then(r => res(r))
+              .catch(e => rej(e))
+          })
+      )
+      const infos = await Promise.all(reqs)
+      return res.status(200).json({
+        pubInfos: infos
+      })
+    } catch (err) {
+      return res.status(500).json({
+        errorMessage: err.message
+      })
+    }
+  })
   /////////////////////////////////
   /**
    * @template P