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162 changes: 162 additions & 0 deletions
162
app/src/main/java/de/dotwee/micropinner/tools/JsonHandler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,162 @@ | ||
| package de.dotwee.micropinner.tools; | ||
|
|
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| import android.app.NotificationManager; | ||
| import android.content.Context; | ||
| import android.content.SharedPreferences; | ||
| import android.preference.PreferenceManager; | ||
| import android.util.Log; | ||
|
|
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| import org.json.JSONArray; | ||
| import org.json.JSONException; | ||
| import org.json.JSONObject; | ||
|
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
|
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| import de.dotwee.micropinner.ui.MainActivity; | ||
|
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| /** | ||
| * Created by Lukas on 26.06.2015. | ||
| */ | ||
| public class JsonHandler { | ||
| public final static String ARRAY_KEY = "pins"; | ||
| private final static String LOG_TAG = "JsonHandler"; | ||
| private SharedPreferences sharedPreferences; | ||
| private Context context; | ||
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| public JsonHandler(Context context) { | ||
| this.sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context); | ||
| this.context = context; | ||
| } | ||
|
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| private static JSONArray remove(final int idx, final JSONArray from) { | ||
| final List<JSONObject> objs = asList(from); | ||
| objs.remove(idx); | ||
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| final JSONArray ja = new JSONArray(); | ||
| for (final JSONObject obj : objs) { | ||
| ja.put(obj); | ||
| } | ||
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|
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| return ja; | ||
| } | ||
|
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| private static List<JSONObject> asList(final JSONArray ja) { | ||
| final int len = ja.length(); | ||
| final ArrayList<JSONObject> result = new ArrayList<JSONObject>(len); | ||
| for (int i = 0; i < len; i++) { | ||
| final JSONObject obj = ja.optJSONObject(i); | ||
| if (obj != null) { | ||
| result.add(obj); | ||
| } | ||
| } | ||
| return result; | ||
| } | ||
|
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| public JSONObject generate(String title, String content, int visibility, int priority, boolean persistent, int notification_id) { | ||
| JSONObject jsonObject = new JSONObject(); | ||
| try { | ||
| jsonObject.put(MainActivity.EXTRA_TITLE, title); | ||
| jsonObject.put(MainActivity.EXTRA_CONTENT, content); | ||
| jsonObject.put(MainActivity.EXTRA_VISIBILITY, visibility); | ||
| jsonObject.put(MainActivity.EXTRA_PRIORITY, priority); | ||
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| jsonObject.put(MainActivity.EXTRA_PERSISTENT, persistent); | ||
| jsonObject.put(MainActivity.EXTRA_NOTIFICATION, notification_id); | ||
| } catch (JSONException e) { | ||
| e.printStackTrace(); | ||
| } | ||
|
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| return jsonObject; | ||
| } | ||
|
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| public void restore() { | ||
| NotificationManager notificationManager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); | ||
| JSONArray jsonArray = get(); | ||
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| if (jsonArray != null) | ||
| try { | ||
| if (jsonArray.length() != 0) for (int i = 0; i < jsonArray.length(); i++) { | ||
| JSONObject jsonObject = jsonArray.getJSONObject(i); | ||
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| String title = jsonObject.getString(MainActivity.EXTRA_TITLE), content = jsonObject.getString(MainActivity.EXTRA_CONTENT); | ||
| int visibility = jsonObject.getInt(MainActivity.EXTRA_VISIBILITY), | ||
| priority = jsonObject.getInt(MainActivity.EXTRA_PRIORITY), | ||
| notification_id = jsonObject.getInt(MainActivity.EXTRA_NOTIFICATION); | ||
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| boolean persistent = jsonObject.getBoolean(MainActivity.EXTRA_PERSISTENT); | ||
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| notificationManager.notify(notification_id, MainActivity.generatePin(context, visibility, priority, notification_id, title, content, persistent)); | ||
| Log.i(LOG_TAG, "restore / Restored " + jsonObject.toString()); | ||
| } | ||
| } catch (JSONException e) { | ||
| e.printStackTrace(); | ||
| } | ||
| } | ||
|
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| private JSONArray get() { | ||
| sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context); | ||
| String s = sharedPreferences.getString(ARRAY_KEY, null); | ||
| if (s == null) s = "[]"; | ||
|
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| Log.i(LOG_TAG, "get / Return: " + s); | ||
|
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| try { | ||
| return new JSONArray(s); | ||
| } catch (JSONException e) { | ||
| e.printStackTrace(); | ||
| Log.i(LOG_TAG, "get / Error while creating JSONArray. Returning null."); | ||
| return null; | ||
| } | ||
| } | ||
|
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| private void write(JSONArray jsonArray) { | ||
| if (jsonArray == null || jsonArray.toString().isEmpty()) { | ||
| sharedPreferences.edit().putString(ARRAY_KEY, "{}").commit(); | ||
| Log.i(LOG_TAG, "write / Writing empty array."); | ||
| } | ||
| else { | ||
| sharedPreferences.edit().putString(ARRAY_KEY, jsonArray.toString()).commit(); | ||
| Log.i(LOG_TAG, "write / New array: " + jsonArray.toString()); | ||
| } | ||
| } | ||
|
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| public void append(String title, String content, int visibility, int priority, boolean persistent, int notification_id) { | ||
| JSONObject jsonObject = generate(title, content, visibility, priority, persistent, notification_id); | ||
| append(jsonObject); | ||
| } | ||
|
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| public void append(JSONObject jsonObject) { | ||
| JSONArray jsonArray = get(); | ||
| if (jsonArray != null) jsonArray.put(jsonObject); | ||
| write(jsonArray); | ||
| } | ||
|
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| public void edit(String title, String content, int visibility, int priority, boolean persistent, int notification_id) { | ||
| JSONObject jsonObject = generate(title, content, visibility, priority, persistent, notification_id); | ||
| remove(notification_id); | ||
| append(jsonObject); | ||
| } | ||
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| public void remove(int notification_id) { | ||
| Log.i(LOG_TAG, "remove / Remove " + notification_id); | ||
| JSONArray jsonArray = get(), newArray = new JSONArray(); | ||
|
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| try { | ||
| if (jsonArray != null) { | ||
| for (int i = 0; i < jsonArray.length(); i++) { | ||
| Log.i(LOG_TAG, "remove / Checking " + i); | ||
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| JSONObject jsonObject = jsonArray.getJSONObject(i); | ||
| if (jsonObject.getInt(MainActivity.EXTRA_NOTIFICATION) == notification_id) | ||
| Log.i(LOG_TAG, "remove / Skipping " + notification_id); | ||
| else newArray.put(jsonObject); | ||
| } | ||
| } else Log.i(LOG_TAG, "remove / Empty json array."); | ||
| } catch (JSONException e) { | ||
| e.printStackTrace(); | ||
| } | ||
|
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| write(newArray); | ||
| } | ||
| } |
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20 changes: 20 additions & 0 deletions
20
app/src/main/java/de/dotwee/micropinner/tools/OnDeleteReceiver.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| package de.dotwee.micropinner.tools; | ||
|
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| import android.content.BroadcastReceiver; | ||
| import android.content.Context; | ||
| import android.content.Intent; | ||
|
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| import de.dotwee.micropinner.ui.MainActivity; | ||
|
|
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| /** | ||
| * Created by Lukas on 26.06.2015. | ||
| */ | ||
| public class OnDeleteReceiver extends BroadcastReceiver { | ||
| private final static String LOG_TAG = "OnDeleteReceiver"; | ||
|
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| @Override | ||
| public void onReceive(Context context, Intent intent) { | ||
| int i = intent.getIntExtra(MainActivity.EXTRA_NOTIFICATION, -1); | ||
| new JsonHandler(context).remove(i); | ||
| } | ||
| } |
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