Feature/messaging

[frehelfer]

Overview of changes

• Created ChatListScreen

  • It shows a List with all types of user's chats.
  • Fetches from local database only the messages needed to present.
  • If the user has no messages, it will display a noMessagesView.
  • Shows whether the message has already been read or not.
  • Update the unRead variable when the user advances in the navigation.
  • Has a button to sync messages with remote server.

• Created MessageScreen

  • Shows all messages between user and admin.
  • Fetches from db the last 40 messages and as the user scroll up it loads more.
  • User can send new messages.
  • New messages are saved in local data base.
  • Text view container increases when the user types, after 5 lines it enable a scroll.

• Created AnnounceScreen

  • Shows an announcement.

• Created Survey Screen

  • Shows a survey with as many questions and choices as needed.
  • Can only answer once, after that, it’s hidden from the user.
  • If the user access the same account in another device the survey already answered will be hidden.

Screenshots (if applicable)