1package de.gultsch.chat.utils;
2
3import java.io.FileDescriptor;
4import java.io.FileNotFoundException;
5import java.text.SimpleDateFormat;
6import java.util.Date;
7
8import de.gultsch.chat.R;
9import de.gultsch.chat.entities.Contact;
10import de.gultsch.chat.entities.Conversation;
11import de.gultsch.chat.ui.ConversationActivity;
12
13import android.app.Activity;
14import android.app.AlertDialog;
15import android.app.Notification;
16import android.app.PendingIntent;
17import android.content.Context;
18import android.content.DialogInterface;
19import android.content.Intent;
20import android.content.SharedPreferences;
21import android.content.res.AssetFileDescriptor;
22import android.content.res.Resources;
23import android.graphics.Bitmap;
24import android.graphics.BitmapFactory;
25import android.graphics.Canvas;
26import android.graphics.Paint;
27import android.graphics.Rect;
28import android.net.Uri;
29import android.preference.PreferenceManager;
30import android.provider.ContactsContract;
31import android.provider.ContactsContract.CommonDataKinds;
32import android.provider.ContactsContract.Contacts;
33import android.provider.ContactsContract.Intents;
34import android.support.v4.app.NotificationCompat;
35import android.support.v4.app.TaskStackBuilder;
36import android.util.DisplayMetrics;
37import android.util.Log;
38import android.view.View;
39import android.view.View.OnClickListener;
40import android.widget.QuickContactBadge;
41
42public class UIHelper {
43 public static String readableTimeDifference(long time) {
44 if (time == 0) {
45 return "just now";
46 }
47 Date date = new Date(time);
48 long difference = (System.currentTimeMillis() - time) / 1000;
49 if (difference < 60) {
50 return "just now";
51 } else if (difference < 60 * 10) {
52 return difference / 60 + " min ago";
53 } else if (difference < 60 * 60 * 24) {
54 SimpleDateFormat sdf = new SimpleDateFormat("HH:mm");
55 return sdf.format(date);
56 } else {
57 SimpleDateFormat sdf = new SimpleDateFormat("M/D");
58 return sdf.format(date);
59 }
60 }
61
62 public static Bitmap getUnknownContactPicture(String name, int size) {
63 String firstLetter = name.substring(0, 1).toUpperCase();
64
65 int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713,
66 0xFFe92727 };
67
68 int color = holoColors[Math.abs(name.hashCode()) % holoColors.length];
69
70 Bitmap bitmap = Bitmap
71 .createBitmap(size, size, Bitmap.Config.ARGB_8888);
72 Canvas canvas = new Canvas(bitmap);
73
74 bitmap.eraseColor(color);
75
76 Paint paint = new Paint();
77 paint.setColor(0xffe5e5e5);
78 paint.setTextSize((float) (size * 0.9));
79 paint.setAntiAlias(true);
80 Rect rect = new Rect();
81 paint.getTextBounds(firstLetter, 0, 1, rect);
82 float width = paint.measureText(firstLetter);
83 canvas.drawText(firstLetter, (size / 2) - (width / 2), (size / 2)
84 + (rect.height() / 2), paint);
85
86 return bitmap;
87 }
88
89 public static Notification getUnreadMessageNotification(Context context,
90 Conversation conversation) {
91
92 SharedPreferences sharedPref = PreferenceManager
93 .getDefaultSharedPreferences(context);
94 String ringtone = sharedPref.getString("notification_ringtone", null);
95
96 Resources res = context.getResources();
97 NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(
98 context);
99 mBuilder.setLargeIcon(UIHelper.getUnknownContactPicture(conversation
100 .getName(), (int) res
101 .getDimension(android.R.dimen.notification_large_icon_width)));
102 mBuilder.setContentTitle(conversation.getName());
103 mBuilder.setContentText(conversation.getLatestMessage());
104 mBuilder.setSmallIcon(R.drawable.notification);
105 mBuilder.setLights(0xffffffff, 2000, 4000);
106 if (ringtone != null) {
107 mBuilder.setSound(Uri.parse(ringtone));
108 }
109
110 TaskStackBuilder stackBuilder = TaskStackBuilder.create(context);
111 stackBuilder.addParentStack(ConversationActivity.class);
112
113 Intent viewConversationIntent = new Intent(context,
114 ConversationActivity.class);
115 viewConversationIntent.setAction(Intent.ACTION_VIEW);
116 viewConversationIntent.putExtra(ConversationActivity.CONVERSATION,
117 conversation.getUuid());
118 viewConversationIntent.setType(ConversationActivity.VIEW_CONVERSATION);
119
120 stackBuilder.addNextIntent(viewConversationIntent);
121
122 PendingIntent resultPendingIntent = stackBuilder.getPendingIntent(0,
123 PendingIntent.FLAG_UPDATE_CURRENT);
124
125 mBuilder.setContentIntent(resultPendingIntent);
126 return mBuilder.build();
127 }
128
129 public static void prepareContactBadge(final Activity activity,
130 QuickContactBadge badge, final Contact contact) {
131 if (contact.getSystemAccount()!=null) {
132 String[] systemAccount = contact.getSystemAccount().split("#");
133 long id = Long.parseLong(systemAccount[0]);
134 badge.assignContactUri(Contacts.getLookupUri(id, systemAccount[1]));
135
136 if (contact.getProfilePhoto() != null) {
137 badge.setImageURI(Uri.parse(contact.getProfilePhoto()));
138 } else {
139 badge.setImageBitmap(UIHelper.getUnknownContactPicture(contact.getDisplayName(), 400));
140 }
141 } else {
142 badge.setImageBitmap(UIHelper.getUnknownContactPicture(contact.getDisplayName(), 400));
143 }
144
145 }
146}