Initial checkin of AOSP Messaging app.

b/23110861

Change-Id: I11db999bd10656801e618f78ab2b2ef74136fff1

src/com/android/messaging/datamodel/action/WriteDraftMessageAction.java

@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.messaging.datamodel.action;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import com.android.messaging.datamodel.BugleDatabaseOperations;
+import com.android.messaging.datamodel.DataModel;
+import com.android.messaging.datamodel.DatabaseWrapper;
+import com.android.messaging.datamodel.MessagingContentProvider;
+import com.android.messaging.datamodel.data.ConversationListItemData;
+import com.android.messaging.datamodel.data.MessageData;
+import com.android.messaging.util.LogUtil;
+
+public class WriteDraftMessageAction extends Action implements Parcelable {
+    private static final String TAG = LogUtil.BUGLE_DATAMODEL_TAG;
+
+    /**
+     * Set draft message (no listener)
+     */
+    public static void writeDraftMessage(final String conversationId, final MessageData message) {
+        final WriteDraftMessageAction action = new WriteDraftMessageAction(conversationId, message);
+        action.start();
+    }
+
+    private static final String KEY_CONVERSATION_ID = "conversationId";
+    private static final String KEY_MESSAGE = "message";
+
+    private WriteDraftMessageAction(final String conversationId, final MessageData message) {
+        actionParameters.putString(KEY_CONVERSATION_ID, conversationId);
+        actionParameters.putParcelable(KEY_MESSAGE, message);
+    }
+
+    @Override
+    protected Object executeAction() {
+        final DatabaseWrapper db = DataModel.get().getDatabase();
+        final String conversationId = actionParameters.getString(KEY_CONVERSATION_ID);
+        final MessageData message = actionParameters.getParcelable(KEY_MESSAGE);
+        if (message.getSelfId() == null || message.getParticipantId() == null) {
+            // This could happen when this occurs before the draft message is loaded
+            // In this case, we just use the conversation's current self id as draft's
+            // self id and/or participant id
+            final ConversationListItemData conversation =
+                    ConversationListItemData.getExistingConversation(db, conversationId);
+            if (conversation != null) {
+                final String senderAndSelf = conversation.getSelfId();
+                if (message.getSelfId() == null) {
+                    message.bindSelfId(senderAndSelf);
+                }
+                if (message.getParticipantId() == null) {
+                    message.bindParticipantId(senderAndSelf);
+                }
+            } else {
+                LogUtil.w(LogUtil.BUGLE_DATAMODEL_TAG, "Conversation " + conversationId +
+                        "already deleted before saving draft message " +
+                        message.getMessageId() + ". Aborting WriteDraftMessageAction.");
+                return null;
+            }
+        }
+        // Drafts are only kept in the local DB...
+        final String messageId = BugleDatabaseOperations.updateDraftMessageData(
+                db, conversationId, message, BugleDatabaseOperations.UPDATE_MODE_ADD_DRAFT);
+        MessagingContentProvider.notifyConversationListChanged();
+        MessagingContentProvider.notifyConversationMetadataChanged(conversationId);
+        return messageId;
+    }
+
+    private WriteDraftMessageAction(final Parcel in) {
+        super(in);
+    }
+
+    public static final Parcelable.Creator<WriteDraftMessageAction> CREATOR
+            = new Parcelable.Creator<WriteDraftMessageAction>() {
+        @Override
+        public WriteDraftMessageAction createFromParcel(final Parcel in) {
+            return new WriteDraftMessageAction(in);
+        }
+
+        @Override
+        public WriteDraftMessageAction[] newArray(final int size) {
+            return new WriteDraftMessageAction[size];
+        }
+    };
+
+    @Override
+    public void writeToParcel(final Parcel parcel, final int flags) {
+        writeActionToParcel(parcel, flags);
+    }
+}