add support for ms teams

lib/tasks/dial.js

@@ -39,6 +39,7 @@ function compareTasks(t1, t2) {
     case 'phone':
       return t1.number === t1.number;
     case 'user':
+    case 'teams':
       return t2.name === t1.name;
     case 'sip':
       return t2.sipUri === t1.sipUri;
@@ -243,7 +244,9 @@ class TaskDial extends Task {
   async _attemptCalls(cs) {
     const {req, srf} = cs;
     const {getSBC} = srf.locals;
+    const {lookupTeamsByAccount} = srf.locals.dbHelpers;
     const sbcAddress = getSBC();
+    const teamsInfo = {};
 
     if (!sbcAddress) throw new Error('no SBC found for outbound call');
     const opts = {
@@ -252,6 +255,12 @@ class TaskDial extends Task {
       callingNumber: this.callerId || req.callingNumber
     };
 
+    if (this.target.find((t) => t.type === 'teams')) {
+      const obj = await lookupTeamsByAccount(cs.accountSid);
+      if (!obj) throw new Error('dial to ms teams not allowed; account must first be configured with teams info');
+      Object.assign(teamsInfo, {tenant_fqdn: obj.tenant_fqdn, ms_teams_fqdn: obj.ms_teams_fqdn});
+    }
+
     const ms = await cs.getMS();
     const timerRing = setTimeout(() => {
       this.logger.info(`Dial:_attemptCall: ring no answer timer ${this.timeout}s exceeded`);
@@ -262,6 +271,7 @@ class TaskDial extends Task {
       try {
         t.url = t.url || this.confirmUrl;
         t.method = t.method || this.confirmMethod || 'POST';
+        if (t.type === 'teams') t.teamsInfo = teamsInfo;
         const sd = placeCall({
           logger: this.logger,
           application: cs.application,
@@ -393,6 +403,7 @@ class TaskDial extends Task {
   _bridgeEarlyMedia(sd) {
     if (this.epOther && !this.bridged) {
       this.epOther.api('uuid_break', this.epOther.uuid);
+      this.logger.debug('Dial:_bridgeEarlyMedia: bridging early media');
       this.epOther.bridge(sd.ep);
       this.bridged = true;
     }