[IMP] mail: turn 'FollowerSubtypeView/follower' into field

Task-2793280

closes odoo/odoo#87014

Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com>

addons/mail/static/src/components/follower_subtype/follower_subtype.js

@@ -10,13 +10,6 @@ export class FollowerSubtype extends Component {
     // Public
     //--------------------------------------------------------------------------
 
-    /**
-     * @returns {Follower|undefined}
-     */
-    get follower() {
-        return this.messaging && this.messaging.models['Follower'].get(this.props.followerLocalId);
-    }
-
     /**
      * @returns {FollowerSubtypeView}
      */
@@ -36,19 +29,16 @@ export class FollowerSubtype extends Component {
      */
     _onChangeCheckbox(ev) {
         if (ev.target.checked) {
-            this.follower.selectSubtype(this.followerSubtypeView.subtype);
+            this.followerSubtypeView.follower.selectSubtype(this.followerSubtypeView.subtype);
         } else {
-            this.follower.unselectSubtype(this.followerSubtypeView.subtype);
+            this.followerSubtypeView.follower.unselectSubtype(this.followerSubtypeView.subtype);
         }
     }
 
 }
 
 Object.assign(FollowerSubtype, {
-    props: {
-        followerLocalId: String,
-        localId: String,
-    },
+    props: { localId: String },
     template: 'mail.FollowerSubtype',
 });
 

addons/mail/static/src/components/follower_subtype/follower_subtype.xml

@@ -5,7 +5,7 @@
         <t t-if="followerSubtypeView">
             <div class="o_FollowerSubtype" t-attf-class="{{ className }}" t-att-data-local-id="followerSubtypeView.localId" t-ref="root">
                 <label class="o_FollowerSubtype_label">
-                    <input class="o_FollowerSubtype_checkbox" type="checkbox" t-att-checked="follower.selectedSubtypes.includes(followerSubtypeView.subtype) ? 'checked': ''" t-on-change="_onChangeCheckbox"/>
+                    <input class="o_FollowerSubtype_checkbox" type="checkbox" t-att-checked="followerSubtypeView.follower.selectedSubtypes.includes(followerSubtypeView.subtype) ? 'checked': ''" t-on-change="_onChangeCheckbox"/>
                     <t t-esc="followerSubtypeView.subtype.name"/>
                 </label>
             </div>

addons/mail/static/src/components/follower_subtype_list/follower_subtype_list.xml

@@ -17,7 +17,6 @@
                                 <FollowerSubtype
                                     className="'o_FollowerSubtypeList_subtype'"
                                     localId="followerSubtypeView.localId"
-                                    followerLocalId="followerSubtypeList.follower.localId"
                                 />
                             </t>
                         </div>

addons/mail/static/src/models/follower_subtype_view.js

@@ -7,6 +7,9 @@ registerModel({
     name: 'FollowerSubtypeView',
     identifyingFields: ['followerSubtypeListOwner', 'subtype'],
     fields: {
+        follower: one('Follower', {
+            related: 'followerSubtypeListOwner.follower',
+        }),
         followerSubtypeListOwner: one('FollowerSubtypeList', {
             inverse: 'followerSubtypeViews',
             readonly: true,