1 /*
<lambda>null2  * Copyright (C) 2023 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 
17 package com.android.avatarpicker.ui.details.items.media
18 
19 import android.graphics.ImageDecoder
20 import android.net.Uri
21 import android.util.TypedValue
22 import androidx.activity.compose.rememberLauncherForActivityResult
23 import androidx.activity.result.PickVisualMediaRequest
24 import androidx.activity.result.contract.ActivityResultContracts
25 import androidx.compose.runtime.Composable
26 import androidx.compose.ui.platform.LocalContext
27 import com.android.avatarpicker.domain.getCropIntent
28 import com.android.avatarpicker.domain.saveBitmap
29 import com.android.avatarpicker.ui.ResultHandler
30 import com.android.avatarpicker.ui.details.items.ResourceViewModel
31 import com.android.avatarpicker.ui.details.items.UriTypedItem
32 import java.io.IOException
33 
34 @Composable
35 fun PhotoPickerIcon(
36     viewModel: ResourceViewModel, resultHandler: ResultHandler
37 ) {
38 
39     val cropResult = rememberLauncherForCropActivity { uri ->
40         uri?.let {
41             resultHandler.onSelect(UriTypedItem(viewModel.typeId, it))
42         } ?: resultHandler.unselect()
43     }
44 
45     val tempFile = resultHandler.getTempFile()
46     val contentUri: Uri = resultHandler.getContentUri()
47     val contentResolver = LocalContext.current.contentResolver
48     val avatarSizeInPixels = TypedValue.applyDimension(
49         TypedValue.COMPLEX_UNIT_DIP, 190f, LocalContext.current.resources.displayMetrics
50     ).toInt()
51 
52     val photoPickerLauncher =
53         rememberLauncherForActivityResult(ActivityResultContracts.PickVisualMedia()) { result ->
54             result?.let { selectedUri ->
55                 val source = ImageDecoder.createSource(contentResolver, selectedUri)
56                 ImageDecoder.decodeBitmap(source).let { bitmap ->
57                     try {
58                         tempFile.saveBitmap(bitmap)
59                         val cropIntent = getCropIntent(contentUri, avatarSizeInPixels)
60                         cropResult.launch(cropIntent)
61                     } catch (exc: IOException) {
62                         resultHandler.onError(exc)
63                     }
64                 }
65 
66             } ?: resultHandler.unselect()
67         }
68     MediaIcon(viewModel) {
69         resultHandler.onLoading()
70         photoPickerLauncher.launch(PickVisualMediaRequest(ActivityResultContracts.PickVisualMedia.ImageOnly))
71     }
72 }