[FIX] im_livechat, mail, website_livechat: invite button in livechats

Task-2334724

closes odoo/odoo#57505

X-original-commit: 5316c91c27e48bfaa3ebf3fb97e35220fabc986e
Signed-off-by: Sébastien Theys (seb) <seb@odoo.com>
Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com>

4 files changed, 86 insertions, 0 deletions

diff --git a/addons/im_livechat/static/src/components/discuss/discuss_tests.js b/addons/im_livechat/static/src/components/discuss/discuss_tests.js
index 166e4fd679f..c756f2dff93 100644
--- a/addons/im_livechat/static/src/components/discuss/discuss_tests.js
+++ b/addons/im_livechat/static/src/components/discuss/discuss_tests.js
@@ -411,6 +411,32 @@ QUnit.test('livechats with no messages are sorted by creation date in the sideba
     );
 });
 
+QUnit.test('invite button should be present on livechat', async function (assert) {
+    assert.expect(1);
+
+    this.data['mail.channel'].records.push(
+        {
+            anonymous_name: "Visitor 11",
+            channel_type: 'livechat',
+            id: 11,
+            livechat_operator_id: this.data.currentPartnerId,
+            members: [this.data.currentPartnerId, this.data.publicPartnerId],
+        },
+    );
+    await this.start({
+        discuss: {
+            params: {
+                default_active_id: 'mail.channel_11',
+            },
+        },
+    });
+    assert.containsOnce(
+        document.body,
+        '.o_widget_Discuss_controlPanelButtonInvite',
+        "Invite button should be visible in control panel when livechat is active thread"
+    );
+});
+
 });
 });
 });
diff --git a/addons/im_livechat/static/src/models/partner/partner.js b/addons/im_livechat/static/src/models/partner/partner.js
new file mode 100644
index 00000000000..7392c8d6229
--- /dev/null
+++ b/addons/im_livechat/static/src/models/partner/partner.js
@@ -0,0 +1,23 @@
+odoo.define('im_livechat/static/src/models/partner/partner.js', function (require) {
+'use strict';
+
+const {
+    registerClassPatchModel,
+} = require('mail/static/src/model/model_core.js');
+
+let nextPublicId = -1;
+
+registerClassPatchModel('mail.partner', 'im_livechat/static/src/models/partner/partner.js', {
+
+    //----------------------------------------------------------------------
+    // Public
+    //----------------------------------------------------------------------
+
+    getNextPublicId() {
+        const id = nextPublicId;
+        nextPublicId -= 1;
+        return id;
+    },
+});
+
+});
diff --git a/addons/im_livechat/static/src/models/thread/thread.js b/addons/im_livechat/static/src/models/thread/thread.js
index 190a2088066..1ec06246ec7 100644
--- a/addons/im_livechat/static/src/models/thread/thread.js
+++ b/addons/im_livechat/static/src/models/thread/thread.js
@@ -53,9 +53,11 @@ registerClassPatchModel('mail.thread', 'im_livechat/static/src/models/thread/thr
                     )
                 );
                 data2.members.push(['link', partner]);
+                data2.correspondent = [['link', partner]];
             } else {
                 const partnerData = this.env.models['mail.partner'].convertData(data.livechat_visitor);
                 data2.members.push(['insert', partnerData]);
+                data2.correspondent = [['insert', partnerData]];
             }
         }
         return data2;
@@ -71,6 +73,16 @@ registerInstancePatchModel('mail.thread', 'im_livechat/static/src/models/thread/
     /**
      * @override
      */
+    _computeCorrespondent() {
+        if (this.channel_type === 'livechat') {
+            // livechat correspondent never change: always the public member.
+            return [];
+        }
+        return this._super();
+    },
+    /**
+     * @override
+     */
     _computeDisplayName() {
         if (this.channel_type === 'livechat' && this.correspondent) {
             if (this.correspondent.country) {
diff --git a/addons/im_livechat/static/src/widgets/discuss/discuss.js b/addons/im_livechat/static/src/widgets/discuss/discuss.js
new file mode 100644
index 00000000000..37673669efa
--- /dev/null
+++ b/addons/im_livechat/static/src/widgets/discuss/discuss.js
@@ -0,0 +1,25 @@
+odoo.define('im_livechat/static/src/widgets/discuss/discuss.js', function (require) {
+'use strict';
+
+const Discuss = require('mail/static/src/widgets/discuss/discuss.js');
+
+Discuss.include({
+    //----------------------------------------------------------------------
+    // Private
+    //----------------------------------------------------------------------
+
+    /**
+     * @override
+     */
+    _shouldHaveInviteButton() {
+        if (
+            this.discuss.thread &&
+            this.discuss.thread.channel_type === 'livechat'
+        ) {
+            return true;
+        }
+        return this._super();
+    },
+});
+
+});