1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.android.messaging.datamodel.data;
17 
18 import android.content.Context;
19 import android.content.Intent;
20 import android.net.Uri;
21 
22 import com.android.messaging.R;
23 import com.android.messaging.datamodel.binding.Binding;
24 import com.android.messaging.datamodel.binding.BindingBase;
25 import com.android.messaging.datamodel.media.BindableMediaRequest;
26 import com.android.messaging.datamodel.media.MediaRequest;
27 import com.android.messaging.datamodel.media.MediaResourceManager;
28 import com.android.messaging.datamodel.media.MediaResourceManager.MediaResourceLoadListener;
29 import com.android.messaging.datamodel.media.VCardRequestDescriptor;
30 import com.android.messaging.datamodel.media.VCardResource;
31 import com.android.messaging.datamodel.media.VCardResourceEntry;
32 import com.android.messaging.util.Assert;
33 import com.android.messaging.util.AvatarUriUtil;
34 import com.android.messaging.util.ContactUtil;
35 
36 import java.util.List;
37 
38 /**
39  * Data class for visualizing and loading data for a VCard contact.
40  */
41 public class VCardContactItemData extends PersonItemData
42         implements MediaResourceLoadListener<VCardResource> {
43     private final Context mContext;
44     private final Uri mVCardUri;
45     private String mDetails;
46     private final Binding<BindableMediaRequest<VCardResource>> mBinding =
47             BindingBase.createBinding(this);
48     private VCardResource mVCardResource;
49 
50     private static final Uri sDefaultAvatarUri =
51             AvatarUriUtil.createAvatarUri(null, null, null, null);
52 
53     /**
54      * Constructor. This parses data from the given MessagePartData describing the vcard
55      */
VCardContactItemData(final Context context, final MessagePartData messagePartData)56     public VCardContactItemData(final Context context, final MessagePartData messagePartData) {
57         this(context, messagePartData.getContentUri());
58         Assert.isTrue(messagePartData.isVCard());
59     }
60 
61     /**
62      * Constructor. This parses data from the given VCard Uri
63      */
VCardContactItemData(final Context context, final Uri vCardUri)64     public VCardContactItemData(final Context context, final Uri vCardUri) {
65         mContext = context;
66         mDetails = mContext.getString(R.string.loading_vcard);
67         mVCardUri = vCardUri;
68     }
69 
70     @Override
getAvatarUri()71     public Uri getAvatarUri() {
72         if (hasValidVCard()) {
73             final List<VCardResourceEntry> vcards = mVCardResource.getVCards();
74             Assert.isTrue(vcards.size() > 0);
75             if (vcards.size() == 1) {
76                 return vcards.get(0).getAvatarUri();
77             }
78         }
79         return sDefaultAvatarUri;
80     }
81 
82     @Override
getDisplayName()83     public String getDisplayName() {
84         if (hasValidVCard()) {
85             final List<VCardResourceEntry> vcards = mVCardResource.getVCards();
86             Assert.isTrue(vcards.size() > 0);
87             if (vcards.size() == 1) {
88                 return vcards.get(0).getDisplayName();
89             } else {
90                 return mContext.getResources().getQuantityString(
91                         R.plurals.vcard_multiple_display_name, vcards.size(), vcards.size());
92             }
93         }
94         return null;
95     }
96 
97     @Override
getDetails()98     public String getDetails() {
99         return mDetails;
100     }
101 
102     @Override
getClickIntent()103     public Intent getClickIntent() {
104         return null;
105     }
106 
107     @Override
getContactId()108     public long getContactId() {
109         return ContactUtil.INVALID_CONTACT_ID;
110     }
111 
112     @Override
getLookupKey()113     public String getLookupKey() {
114         return null;
115     }
116 
117     @Override
getNormalizedDestination()118     public String getNormalizedDestination() {
119         return null;
120     }
121 
getVCardResource()122     public VCardResource getVCardResource() {
123         return hasValidVCard() ? mVCardResource : null;
124     }
125 
getVCardUri()126     public Uri getVCardUri() {
127         return hasValidVCard() ? mVCardUri : null;
128     }
129 
hasValidVCard()130     public boolean hasValidVCard() {
131         return isBound() && mVCardResource != null;
132     }
133 
134     @Override
bind(final String bindingId)135     public void bind(final String bindingId) {
136         super.bind(bindingId);
137 
138         // Bind and request the VCard from media resource manager.
139         mBinding.bind(new VCardRequestDescriptor(mVCardUri).buildAsyncMediaRequest(mContext, this));
140         MediaResourceManager.get().requestMediaResourceAsync(mBinding.getData());
141     }
142 
143     @Override
unbind(final String bindingId)144     public void unbind(final String bindingId) {
145         super.unbind(bindingId);
146         mBinding.unbind();
147         if (mVCardResource != null) {
148             mVCardResource.release();
149             mVCardResource = null;
150         }
151     }
152 
153     @Override
equals(final Object o)154     public boolean equals(final Object o) {
155         if (this == o) {
156             return true;
157         }
158 
159         if (!(o instanceof VCardContactItemData)) {
160             return false;
161         }
162 
163         final VCardContactItemData lhs = (VCardContactItemData) o;
164         return mVCardUri.equals(lhs.mVCardUri);
165     }
166 
167     @Override
onMediaResourceLoaded(final MediaRequest<VCardResource> request, final VCardResource resource, final boolean isCached)168     public void onMediaResourceLoaded(final MediaRequest<VCardResource> request,
169             final VCardResource resource, final boolean isCached) {
170         Assert.isTrue(mVCardResource == null);
171         mBinding.ensureBound();
172         mDetails = mContext.getString(R.string.vcard_tap_hint);
173         mVCardResource = resource;
174         mVCardResource.addRef();
175         notifyDataUpdated();
176     }
177 
178     @Override
onMediaResourceLoadError(final MediaRequest<VCardResource> request, final Exception exception)179     public void onMediaResourceLoadError(final MediaRequest<VCardResource> request,
180             final Exception exception) {
181         mBinding.ensureBound();
182         mDetails = mContext.getString(R.string.failed_loading_vcard);
183         notifyDataFailed(exception);
184     }
185 }
186