Added storing nicknames.

js/models/conversations.js

@@ -1739,9 +1739,13 @@
     // Update profile variables dynamically
     async updateProfile() {
       const profileName = this.get('profileName');
+
+      // Prioritise nickname over the profile display name
+      const nickname = await storage.getNickname(this.id);
       const profile = await storage.getProfile(this.id);
+      const displayName = profile && profile.name && profile.name.displayName;
 
-      const newProfileName = (profile && profile.name && profile.name.displayName) || null
+      const newProfileName = nickname || displayName || null;
       if (profileName !== newProfileName) {
         this.set({ profileName: newProfileName });
         await window.Signal.Data.updateConversation(this.id, this.attributes, {

js/models/profile.js

@@ -43,4 +43,41 @@
     window.log.info('removing profile for ', number);
     await storage.put(PROFILE_ID, profiles);
   }
+
+  // Names that user can set for users
+
+  const NICKNAME_ID = 'nickname';
+
+  storage.getNickname = number => {
+    const nicknames = storage.get(NICKNAME_ID, {});
+    return nicknames[number] || null;
+  }
+
+  storage.saveNickname = async (number, name) => {
+    const nicknames = storage.get(NICKNAME_ID, {});
+    const storedName = nicknames[number];
+
+    // Only store the name if we have a different name
+    if (storedName === name) {
+      return;
+    }
+
+    window.log.info('adding nickname ', name, 'for ', number);
+    await storage.put(NICKNAME_ID, {
+      ...nicknames,
+      [number]: name,
+    });
+  }
+
+  storage.removeNickname = async number => {
+    const nicknames = storage.get(NICKNAME_ID, {});
+    if (!nicknames[number]) {
+      return;
+    }
+
+    delete nicknames[number];
+
+    window.log.info('removing nickname for ', number);
+    await storage.put(NICKNAME_ID, nicknames);
+  }
 })();