1/*
 2 *
 3 * Licensed to the Apache Software Foundation (ASF) under one
 4 * or more contributor license agreements.  See the NOTICE file
 5 * distributed with this work for additional information
 6 * regarding copyright ownership.  The ASF licenses this file
 7 * to you under the Apache License, Version 2.0 (the
 8 * "License"); you may not use this file except in compliance
 9 * with the License.  You may obtain a copy of the License at
10 *
11 *   http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied.  See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20*/
21
22/* 
23 * readAsDataURL
24 * 
25 * IN:
26 *  args
27 *   0 - URL of file to read
28 * OUT:
29 *  success - DataURL representation of file contents
30 *  fail - FileError
31 */
32
33
34var resolve = cordova.require('cordova-plugin-file.resolveLocalFileSystemURIProxy'),
35    requestAnimationFrame = cordova.require('cordova-plugin-file.bb10RequestAnimationFrame');
36
37module.exports = function (success, fail, args) {
38    var uri = args[0],
39        onSuccess = function (data) {
40            if (typeof success === 'function') {
41                success(data);
42            }
43        },
44        onFail = function (error) {
45            if (typeof fail === 'function') {
46                if (error && error.code) {
47                    fail(error.code);
48                } else {
49                    fail(error);
50                }
51            }
52        };
53    resolve(function (fs) {
54        requestAnimationFrame(function () {
55            fs.nativeEntry.file(function (file) {
56                var reader = new FileReader()._realReader;
57                reader.onloadend = function () {
58                    onSuccess(this.result);
59                };
60                reader.onerror = onFail;
61                reader.readAsDataURL(file); 
62            }, onFail);
63        });
64    }, fail, [uri]);
65};