[FIX] mail: auto-update out-of-office info on im_status change

Before this commit, chat window's out-of-office info did not change
when direct partner's `im_status` is/was on 'leave'.

Users had to reload page to see updated out-of-office info.

Task-ID 2007663

4 files changed, 76 insertions, 0 deletions

diff --git a/addons/mail/static/src/js/models/threads/dm_chat.js b/addons/mail/static/src/js/models/threads/dm_chat.js
index c0ba9c527b0..78cc01a7044 100644
--- a/addons/mail/static/src/js/models/threads/dm_chat.js
+++ b/addons/mail/static/src/js/models/threads/dm_chat.js
@@ -101,6 +101,19 @@ var DMChat = TwoUserChannel.extend(ChannelSeenMixin, {
     getStatus: function () {
         return this.call('mail_service', 'getImStatus', { partnerID: this._directPartnerID });
     },
+
+    /**
+     * @param {Object} data
+     * @param {string} data.outOfOfficeMessage
+     * @param {string} data.outOfOfficeDateEnd
+     */
+    updateOutOfOfficeInfo: function (data) {
+        this._outOfOfficeMessage = data.outOfOfficeMessage;
+        this._outOfOfficeDateEnd = data.outOfOfficeDateEnd;
+        this.call('mail_service', 'getMailBus').trigger('updated_out_of_office', {
+            threadID: this.getID(),
+        });
+    }
 });
 
 return DMChat;
diff --git a/addons/mail/static/src/js/services/mail_status_manager.js b/addons/mail/static/src/js/services/mail_status_manager.js
index 3addaf65349..6f9b996f231 100644
--- a/addons/mail/static/src/js/services/mail_status_manager.js
+++ b/addons/mail/static/src/js/services/mail_status_manager.js
@@ -54,13 +54,45 @@ MailManager.include({
     updateImStatus: function (statusList) {
         var updatedIDs = [];
         var self = this;
+        var dmChat;
+        var toUpdateOutOfOfficeChatIDs = [];
         _.each(statusList, function (status) {
             if (self._imStatus[status.id] === status.im_status) {
                 return;
             }
+            if (
+                status.im_status.indexOf('leave') !== -1 ||
+                (
+                    self._imStatus[status.id] &&
+                    self._imStatus[status.id].indexOf('leave') !== -1
+                )
+            ) {
+                dmChat = self.getDMChatFromPartnerID(status.id);
+                if (dmChat) {
+                    toUpdateOutOfOfficeChatIDs.push(dmChat.getID());
+                }
+            }
             updatedIDs.push(status.id);
             self._imStatus[status.id] = status.im_status;
         });
+        if (!_.isEmpty(toUpdateOutOfOfficeChatIDs)) {
+            this._rpc({
+                model: 'mail.channel',
+                method: 'channel_info',
+                args: [toUpdateOutOfOfficeChatIDs],
+            }).then(function (channelsInfo) {
+                _.each(channelsInfo, function (channelInfo) {
+                    dmChat = self.getChannel(channelInfo.id);
+                    if (!dmChat) {
+                        return;
+                    }
+                    dmChat.updateOutOfOfficeInfo({
+                        outOfOfficeMessage: channelInfo.direct_partner[0].out_of_office_message,
+                        outOfOfficeDateEnd: channelInfo.direct_partner[0].out_of_office_date_end,
+                    });
+                });
+            });
+        }
         if (! _.isEmpty(updatedIDs)) {
             this._mailBus.trigger('updated_im_status', updatedIDs); // useful for thread window header
             this._renderImStatus(updatedIDs);
diff --git a/addons/mail/static/src/js/services/mail_window_manager.js b/addons/mail/static/src/js/services/mail_window_manager.js
index 3f7ce1aed3d..fdb1b667714 100644
--- a/addons/mail/static/src/js/services/mail_window_manager.js
+++ b/addons/mail/static/src/js/services/mail_window_manager.js
@@ -341,6 +341,7 @@ MailManager.include({
             .on('is_thread_bottom_visible', this, this._onIsThreadBottomVisible)
             .on('unsubscribe_from_channel', this, this._onUnsubscribeFromChannel)
             .on('updated_im_status', this, this._onUpdatedImStatus)
+            .on('updated_out_of_office', this, this._onUpdatedOutOfOffice)
             .on('update_thread_unread_counter', this, this._onUpdateThreadUnreadCounter);
 
         core.bus.on('resize', this, _.debounce(this._repositionThreadWindows.bind(this), 100));
@@ -692,6 +693,18 @@ MailManager.include({
         });
     },
     /**
+     * @private
+     * @param {Object} data
+     * @param {integer} data.threadID
+     */
+    _onUpdatedOutOfOffice: function (data) {
+        var threadWindow = this._getThreadWindow(data.threadID);
+        if (!threadWindow) {
+            return;
+        }
+        threadWindow.renderOutOfOffice();
+    },
+    /**
      * Called when a thread has its unread counter that has changed.
      * The unread counter on the thread windows should be updated.
      *
diff --git a/addons/mail/static/src/js/thread_windows/thread_window.js b/addons/mail/static/src/js/thread_windows/thread_window.js
index e5496e0bc3c..9f7c1f00bb5 100644
--- a/addons/mail/static/src/js/thread_windows/thread_window.js
+++ b/addons/mail/static/src/js/thread_windows/thread_window.js
@@ -6,6 +6,7 @@ var BasicComposer = require('mail.composer.Basic');
 
 var core = require('web.core');
 
+var QWeb = core.qweb;
 var _t = core._t;
 
 /**
@@ -153,6 +154,23 @@ var ThreadWindow = AbstractThreadWindow.extend({
     removePassive: function () {
         this._passive = false;
     },
+    renderOutOfOffice: function () {
+        var $outOfOffice = this.$('.o_out_of_office');
+        if (!this.getOutOfOfficeInfo() && !this.getOutOfOfficeMessage()) {
+            if ($outOfOffice.length) {
+                $outOfOffice.remove();
+            }
+            return;
+        }
+        var $newOutOfOffice = $(QWeb.render('mail.thread_window.OutOfOffice', {
+            widget: this,
+        }));
+        if ($outOfOffice.length) {
+            $outOfOffice.replaceWith($newOutOfOffice);
+        } else {
+            $newOutOfOffice.insertAfter(this.$('.o_thread_window_header'));
+        }
+    },
     /**
      * Update this thread window
      *