From 19039f52cce73e5f4e6cbc34049d534458a42ca2 Mon Sep 17 00:00:00 2001
From: keplyx <keplyx@gmail.com>
Date: Tue, 13 Aug 2019 12:53:21 +0200
Subject: [PATCH] Synchronised watchlist with server

---
 screens/ProxiwashScreen.js    | 26 +++++++++++++++++++-------
 utils/NotificationsManager.js | 26 ++++++++++++++++++++++++++
 2 files changed, 45 insertions(+), 7 deletions(-)

diff --git a/screens/ProxiwashScreen.js b/screens/ProxiwashScreen.js
index d630203..2d77e3e 100644
--- a/screens/ProxiwashScreen.js
+++ b/screens/ProxiwashScreen.js
@@ -83,6 +83,18 @@ export default class ProxiwashScreen extends FetchedDataSectionList {
      */
     componentDidMount() {
         super.componentDidMount();
+        // Get latest watchlist from server
+        NotificationsManager.getMachineNotificationWatchlist((fetchedList) => {
+            this.setState({machinesWatched: fetchedList})
+        });
+
+        // Get updated watchlist after received notification
+        Expo.Notifications.addListener((notification) => {
+            NotificationsManager.getMachineNotificationWatchlist((fetchedList) => {
+                this.setState({machinesWatched: fetchedList})
+            });
+        });
+
         if (Platform.OS === 'android') {
             Expo.Notifications.createChannelAndroidAsync('reminders', {
                 name: 'Reminders',
@@ -137,7 +149,7 @@ export default class ProxiwashScreen extends FetchedDataSectionList {
     setupNotifications(machineId: string) {
         if (!this.isMachineWatched(machineId)) {
             NotificationsManager.setupMachineNotification(machineId, true);
-            this.saveNotificationToPrefs(machineId);
+            this.saveNotificationToState(machineId);
         } else
             this.disableNotification(machineId);
     }
@@ -154,7 +166,7 @@ export default class ProxiwashScreen extends FetchedDataSectionList {
             let arrayIndex = data.indexOf(machineId);
             if (arrayIndex !== -1) {
                 NotificationsManager.setupMachineNotification(machineId, false);
-                this.removeNotificationFromPrefs(arrayIndex);
+                this.removeNotificationFroState(arrayIndex);
             }
         }
     }
@@ -164,10 +176,10 @@ export default class ProxiwashScreen extends FetchedDataSectionList {
      *
      * @param machineId
      */
-    saveNotificationToPrefs(machineId: string) {
+    saveNotificationToState(machineId: string) {
         let data = this.state.machinesWatched;
         data.push(machineId);
-        this.updateNotificationPrefs(data);
+        this.updateNotificationState(data);
     }
 
     /**
@@ -175,10 +187,10 @@ export default class ProxiwashScreen extends FetchedDataSectionList {
      *
      * @param index
      */
-    removeNotificationFromPrefs(index: number) {
+    removeNotificationFroState(index: number) {
         let data = this.state.machinesWatched;
         data.splice(index, 1);
-        this.updateNotificationPrefs(data);
+        this.updateNotificationState(data);
     }
 
     /**
@@ -186,7 +198,7 @@ export default class ProxiwashScreen extends FetchedDataSectionList {
      *
      * @param data
      */
-    updateNotificationPrefs(data: Array<Object>) {
+    updateNotificationState(data: Array<Object>) {
         this.setState({machinesWatched: data});
         // let prefKey = AsyncStorageManager.getInstance().preferences.proxiwashWatchedMachines.key;
         // AsyncStorageManager.getInstance().savePref(prefKey, JSON.stringify(data));
diff --git a/utils/NotificationsManager.js b/utils/NotificationsManager.js
index 7ae112f..b281641 100644
--- a/utils/NotificationsManager.js
+++ b/utils/NotificationsManager.js
@@ -100,6 +100,32 @@ export default class NotificationsManager {
         }
     }
 
+    static getMachineNotificationWatchlist(callback: Function) {
+        let token = AsyncStorageManager.getInstance().preferences.expoToken.current;
+        if (token === '') {
+            throw Error('Expo token not available');
+        }
+        let data = {
+            function: 'get_machine_watchlist',
+            token: token,
+        };
+        fetch(EXPO_TOKEN_SERVER, {
+            method: 'POST',
+            headers: new Headers({
+                Accept: 'application/json',
+                'Content-Type': 'application/json',
+            }),
+            body: JSON.stringify(data) // <-- Post parameters
+        })
+            .then((response) => response.json())
+            .then((responseJson) => {
+                callback(responseJson);
+            })
+            .catch((error) => {
+                console.log(error);
+            });
+    }
+
     /**
      * Ask the server to enable/disable notifications for the specified machine
      *