1package de.gultsch.chat.utils;
2
3import java.text.SimpleDateFormat;
4import java.util.Date;
5
6import de.gultsch.chat.R;
7import de.gultsch.chat.entities.Conversation;
8import de.gultsch.chat.ui.ConversationActivity;
9
10import android.app.Notification;
11import android.app.PendingIntent;
12import android.content.Context;
13import android.content.Intent;
14import android.content.SharedPreferences;
15import android.content.res.Resources;
16import android.graphics.Bitmap;
17import android.graphics.Canvas;
18import android.graphics.Paint;
19import android.graphics.Rect;
20import android.net.Uri;
21import android.preference.PreferenceManager;
22import android.support.v4.app.NotificationCompat;
23import android.support.v4.app.TaskStackBuilder;
24import android.util.DisplayMetrics;
25import android.util.Log;
26
27public class UIHelper {
28 public static String readableTimeDifference(long time) {
29 if (time == 0) {
30 return "just now";
31 }
32 Date date = new Date(time);
33 long difference = (System.currentTimeMillis() - time) / 1000;
34 if (difference < 60) {
35 return "just now";
36 } else if (difference < 60 * 10) {
37 return difference / 60 + " min ago";
38 } else if (difference < 60 * 60 * 24) {
39 SimpleDateFormat sdf = new SimpleDateFormat("HH:mm");
40 return sdf.format(date);
41 } else {
42 SimpleDateFormat sdf = new SimpleDateFormat("M/D");
43 return sdf.format(date);
44 }
45 }
46
47 public static Bitmap getUnknownContactPicture(String name, int size) {
48 String firstLetter = name.substring(0, 1).toUpperCase();
49
50 int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713,
51 0xFFe92727 };
52
53 int color = holoColors[Math.abs(name.hashCode()) % holoColors.length];
54
55 Bitmap bitmap = Bitmap
56 .createBitmap(size, size, Bitmap.Config.ARGB_8888);
57 Canvas canvas = new Canvas(bitmap);
58
59 bitmap.eraseColor(color);
60
61 Paint paint = new Paint();
62 paint.setColor(0xffe5e5e5);
63 paint.setTextSize((float) (size * 0.9));
64 paint.setAntiAlias(true);
65 Rect rect = new Rect();
66 paint.getTextBounds(firstLetter, 0, 1, rect);
67 float width = paint.measureText(firstLetter);
68 canvas.drawText(firstLetter, (size / 2) - (width / 2), (size / 2)
69 + (rect.height() / 2), paint);
70
71 return bitmap;
72 }
73
74 public static Notification getUnreadMessageNotification(Context context, Conversation conversation) {
75
76 SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(context);
77 String ringtone = sharedPref.getString("notification_ringtone",null);
78
79 Resources res = context.getResources();
80 NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(context);
81 mBuilder.setLargeIcon(UIHelper.getUnknownContactPicture(conversation.getName(),(int) res.getDimension(android.R.dimen.notification_large_icon_width)));
82 mBuilder.setContentTitle(conversation.getName());
83 mBuilder.setContentText(conversation.getLatestMessage());
84 mBuilder.setSmallIcon(R.drawable.notification);
85 mBuilder.setLights(0xffffffff, 2000, 4000);
86 if (ringtone!=null) {
87 mBuilder.setSound(Uri.parse(ringtone));
88 }
89
90 TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
91 stackBuilder.addParentStack(ConversationActivity.class);
92
93 Intent viewConversationIntent = new Intent(context,ConversationActivity.class);
94 viewConversationIntent.setAction(Intent.ACTION_VIEW);
95 viewConversationIntent.putExtra(
96 ConversationActivity.CONVERSATION,
97 conversation.getUuid());
98 viewConversationIntent
99 .setType(ConversationActivity.VIEW_CONVERSATION);
100
101 stackBuilder.addNextIntent(viewConversationIntent);
102
103 PendingIntent resultPendingIntent =
104 stackBuilder.getPendingIntent(
105 0,
106 PendingIntent.FLAG_UPDATE_CURRENT
107 );
108
109
110 mBuilder.setContentIntent(resultPendingIntent);
111 return mBuilder.build();
112 }
113}