MOBILE-2620 messages: Contact requests in user profile handler

src/addon/messages/providers/user-add-contact-handler.ts

@@ -95,14 +95,14 @@ export class AddonMessagesAddContactUserHandler implements CoreUserProfileHandle
 
                 this.messagesProvider.isContact(user.id).then((isContact) => {
                     if (isContact) {
-                        const template = this.translate.instant('addon.messages.removecontactconfirm'),
+                        const message = this.translate.instant('addon.messages.removecontactconfirm', {$a: user.fullname});
-                            title = this.translate.instant('addon.messages.removecontact');
+                        const okText = this.translate.instant('core.remove');
 
-                        return this.domUtils.showConfirm(template, title, title).then(() => {
+                        return this.domUtils.showConfirm(message, undefined, okText).then(() => {
                             return this.messagesProvider.removeContact(user.id);
                         });
                     } else {
-                        return this.messagesProvider.addContact(user.id);
+                        return this.addContact(user);
                     }
                 }).catch((error) => {
                     this.domUtils.showErrorModalDefault(error, 'core.error', true);
@@ -125,10 +125,12 @@ export class AddonMessagesAddContactUserHandler implements CoreUserProfileHandle
     protected checkButton(userId: number): Promise<void> {
         this.updateButton(userId, {spinner: true});
 
+        const groupMessagingEnabled = this.messagesProvider.isGroupMessagingEnabled();
+
         return this.messagesProvider.isContact(userId).then((isContact) => {
             if (isContact) {
                 this.updateButton(userId, {
-                    title: 'addon.messages.removecontact',
+                    title: groupMessagingEnabled ? 'addon.messages.removefromyourcontacts' : 'addon.messages.removecontact',
                     class: 'addon-messages-removecontact-handler',
                     icon: 'remove',
                     hidden: false,
@@ -136,7 +138,7 @@ export class AddonMessagesAddContactUserHandler implements CoreUserProfileHandle
                 });
             } else {
                 this.updateButton(userId, {
-                    title: 'addon.messages.addcontact',
+                    title: groupMessagingEnabled ? 'addon.messages.addtoyourcontacts' : 'addon.messages.addcontact',
                     class: 'addon-messages-addcontact-handler',
                     icon: 'add',
                     hidden: false,
@@ -160,6 +162,42 @@ export class AddonMessagesAddContactUserHandler implements CoreUserProfileHandle
         this.eventsProvider.trigger(CoreUserDelegate.UPDATE_HANDLER_EVENT, { handler: this.name, data: data, userId: userId });
     }
 
+    /**
+     * Add a contact or send a contact request if group messaging is enabled.
+     *
+     * @param {any} user User to add as contact.
+     * @return {Promise<any>} Promise resolved when done.
+     */
+    protected addContact(user: any): Promise<any> {
+        if (!this.messagesProvider.isGroupMessagingEnabled()) {
+            return this.messagesProvider.addContact(user.id);
+        }
+
+        return this.messagesProvider.getMemberInfo(user.id).then((member) => {
+            const currentUserId = this.sitesProvider.getCurrentSiteUserId();
+            const requestSent = member.contactrequests.some((request) => {
+                return request.userid == currentUserId && request.requesteduserid == user.id;
+            });
+
+            if (requestSent) {
+                const message = this.translate.instant('addon.messages.yourcontactrequestpending', {$a: user.fullname});
+
+               return this.domUtils.showAlert(null, message);
+            }
+
+            const message = this.translate.instant('addon.messages.addcontactconfirm', {$a: user.fullname});
+            const okText = this.translate.instant('core.add');
+
+            return this.domUtils.showConfirm(message, undefined, okText).then(() => {
+                return this.messagesProvider.createContactRequest(user.id);
+            }).then(() => {
+                const message = this.translate.instant('addon.messages.contactrequestsent');
+
+                return this.domUtils.showAlert(null, message);
+            });
+        });
+    }
+
     /**
      * Destroyed method.
      */