#33 new example bot: friend-bot.js

example/friend-bot.js

+const {
+  Wechaty
+  , Message
+  , Config
+  , log
+} = require('../')
+
+const welcome = `
+=============== Powered by Wechaty ===============
+-------- https://github.com/wechaty/wechaty --------
+
+Hello,
+
+I'm a Wechaty Botie with the following super powers:
+
+1. Send Friend Request
+2. Accept Friend Request
+3. Recongenize Verify Message
+
+If you send friend request to me,
+with a verify message 'ding',
+I will accept your request automaticaly!
+__________________________________________________
+
+Hope you like it, and you are very welcome to
+upgrade me for more super powers!
+
+Please wait... I'm trying to login in...
+
+`
+
+console.log(welcome)
+const bot = new Wechaty({ profile: Config.DEFAULT_PROFILE })
+
+bot
+.on('login'	  , user => log.info('Bot', `${user.name()} logined`))
+.on('logout'	, user => log.info('Bot', `${user.name()} logouted`))
+.on('error'   , e => log.info('Bot', 'error: %s', e))
+.on('scan', ({url, code}) => {
+  if (!/201|200/.test(code)) {
+    let loginUrl = url.replace(/\/qrcode\//, '/l/')
+    require('qrcode-terminal').generate(loginUrl)
+  }
+  console.log(`${url}\n[${code}] Scan QR Code in above url to login: `)
+})
+/**
+ *
+ * Wechaty Event: `friend`
+ *
+ */
+.on('friend', (contact, request) => {
+  let logMsg
+  const m = new Message()
+  m.set('to', 'filehelper')
+
+  contact.ready().then(_ => {
+    try {
+      logMsg = 'received `friend` event from ' + contact.get('name')
+      m.set('content', logMsg)
+      bot.send(m)
+      console.log(logMsg)
+
+      /**
+       *
+       * 1. New Friend Request
+       *
+       * when request is set, we can get verify message from `request.hello`,
+       * and accept this request by `request.accept()`
+       */
+      if (request) {
+        if (request.hello === 'ding') {
+          logMsg = 'accepted because verify messsage is "ding"'
+          request.accept()
+
+        } else {
+          logMsg = 'not auto accepted, because verify message is: ' + request.hello
+        }
+      /**
+       *
+       * 2. Friend Ship Confirmed
+       *
+       */
+      } else {
+        logMsg = 'friend ship confirmed with ' + contact.get('name')
+      }
+
+    } catch (e) {
+      logMsg = e.message
+    }
+
+    console.log(logMsg)
+    m.set('content', logMsg)
+    bot.send(m)
+
+  })
+})
+
+bot.init()
+.catch(e => {
+  log.error('Bot', 'init() fail: %s', e)
+  bot.quit()
+  process.exit(-1)
+})

package.json

@@ -14,6 +14,7 @@
     "CMD_CHROMIUM": "/wechaty/bin/xvfb-chromium"
   },
   "scripts": {
+    "node": "node",
     "lint": "npm run eslint && npm run tslint",
     "eslint": "eslint \"{src,test,bin}/**/*.js\"",
     "tslint": "tslint \"{src,test,bin}/**/*.ts\"",

src/puppet-web/event.js

@@ -346,7 +346,8 @@ function onServerMessage(data) {
       const request = new FriendRequest()
       request.receive(data.RecommendInfo)
 
-      this.emit('friend', request.contact, request)
+      const contact = Contact.load(request.contactId)
+      this.emit('friend', contact, request)
       break
 
     case Message.Type.SYS:

src/puppet-web/friend-request.js

@@ -36,9 +36,9 @@ class PuppetWebFriendRequest extends FriendRequest {
     }
     this.info     = info
 
-    this.contact  = Contact.load(info.UserName)
-    this.hello    = info.Content
-    this.ticket   = info.Ticket
+    this.contactId  = info.UserName
+    this.hello      = info.Content
+    this.ticket     = info.Ticket
     // ??? this.nick = info.NickName
 
     if (!this.ticket) {

src/puppet-web/server.js

@@ -130,7 +130,7 @@ class Server extends EventEmitter {
 
     client.on('error' , e => {
       log.error('PuppetWebServer', 'initEventsFromClient() client on error: %s', e)
-      // console.log(e)
+      log.silly('PuppetWebServer', 'initEventsFromClient() client on error: %s', e.stack)
     })
 
     // Events from Wechaty@Broswer --to--> Server