collection: special album icons

assets/kakaotalk.svg

@@ -0,0 +1 @@
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lib/main.dart

@@ -3,6 +3,7 @@ import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/image_file_service.dart';
 import 'package:aves/model/metadata_db.dart';
 import 'package:aves/model/settings.dart';
+import 'package:aves/utils/android_file_utils.dart';
 import 'package:aves/widgets/album/all_collection_drawer.dart';
 import 'package:aves/widgets/album/all_collection_page.dart';
 import 'package:aves/widgets/common/fake_app_bar.dart';
@@ -12,6 +13,7 @@ import 'package:permission_handler/permission_handler.dart';
 
 void main() async {
   await settings.init();
+  await androidFileUtils.init();
   runApp(AvesApp());
 }
 

lib/model/image_collection.dart

@@ -4,6 +4,7 @@ import 'package:aves/model/image_metadata.dart';
 import 'package:aves/model/metadata_db.dart';
 import "package:collection/collection.dart";
 import 'package:flutter/material.dart';
+import 'package:path/path.dart';
 
 class ImageCollection with ChangeNotifier {
   final List<ImageEntry> _rawEntries;
@@ -46,7 +47,7 @@ class ImageCollection with ChangeNotifier {
       case SortFactor.date:
         switch (groupFactor) {
           case GroupFactor.album:
-            sections = groupBy(_rawEntries, (entry) => entry.bucketDisplayName);
+            sections = groupBy(_rawEntries, (entry) => entry.directory);
             break;
           case GroupFactor.date:
             sections = groupBy(_rawEntries, (entry) => entry.monthTaken);
@@ -82,7 +83,7 @@ class ImageCollection with ChangeNotifier {
     return success;
   }
 
-  updateAlbums() => albums = _rawEntries.map((entry) => entry.bucketDisplayName).toSet();
+  updateAlbums() => albums = _rawEntries.map((entry) => entry.directory).toSet();
 
   updateTags() => tags = _rawEntries.expand((entry) => entry.xmpSubjects).toSet();
 
@@ -153,6 +154,17 @@ class ImageCollection with ChangeNotifier {
       sortFactor: sortFactor,
     );
   }
+
+  String getUniqueAlbumName(String album, List albums) {
+    final otherAlbums = albums.where((item) => item != album);
+    final parts = album.split(separator);
+    int partCount = 0;
+    String testName;
+    do {
+      testName = separator + parts.skip(parts.length - ++partCount).join(separator);
+    } while (otherAlbums.any((item) => item.endsWith(testName)));
+    return parts.skip(parts.length - partCount).join(separator);
+  }
 }
 
 enum SortFactor { date, size }

lib/model/image_entry.dart

@@ -13,6 +13,7 @@ import 'mime_types.dart';
 class ImageEntry with ChangeNotifier {
   String uri;
   String path;
+  String directory;
   int contentId;
   final String mimeType;
   int width;
@@ -41,7 +42,7 @@ class ImageEntry with ChangeNotifier {
     this.sourceDateTakenMillis,
     this.bucketDisplayName,
     this.durationMillis,
-  });
+  }) : directory = path != null ? dirname(path) : null;
 
   factory ImageEntry.fromMap(Map map) {
     return ImageEntry(

lib/utils/android_file_utils.dart

@@ -0,0 +1,26 @@
+import 'package:path/path.dart';
+
+final AndroidFileUtils androidFileUtils = AndroidFileUtils._private();
+
+typedef void AndroidFileUtilsCallback(String key, dynamic oldValue, dynamic newValue);
+
+class AndroidFileUtils {
+  String dcimPath;
+  String picturesPath;
+
+  AndroidFileUtils._private();
+
+  init() async {
+    // TODO TLAD find storage root
+    // getExternalStorageDirectory() gives '/storage/emulated/0/Android/data/deckers.thibault.aves/files'
+    final ext = '/storage/emulated/0';
+    dcimPath = join(ext, 'DCIM');
+    picturesPath = join(ext, 'Pictures');
+  }
+
+  bool isCameraPath(String path) => path != null && path.startsWith(dcimPath) && (path.endsWith('Camera') || path.endsWith('100ANDRO'));
+
+  bool isScreenshotsPath(String path) => path != null && path.startsWith(dcimPath) && path.endsWith('Screenshots');
+
+  bool isKakaoTalkPath(String path) => path != null && path.startsWith(picturesPath) && path.endsWith('KakaoTalk');
+}

lib/widgets/album/all_collection_drawer.dart

@@ -71,8 +71,8 @@ class AllCollectionDrawer extends StatelessWidget {
           ...albums.map((album) => _buildFilteredCollectionNavTile(
                 context: context,
                 leading: Icon(Icons.photo_album),
-                title: album,
+                title: collection.getUniqueAlbumName(album, albums),
-                filter: (entry) => entry.bucketDisplayName == album,
+                filter: (entry) => entry.directory == album,
               )),
           Divider(),
           ...tags.map((tag) => _buildFilteredCollectionNavTile(

lib/widgets/album/sections.dart

@@ -21,7 +21,7 @@ class DaySectionHeader extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return SectionHeader(text: text);
+    return SectionHeader(title: text);
   }
 }
 
@@ -43,21 +43,20 @@ class MonthSectionHeader extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return SectionHeader(text: text);
+    return SectionHeader(title: text);
   }
 }
 
 class SectionHeader extends StatelessWidget {
-  final String text;
+  final Widget leading;
+  final String title;
 
-  const SectionHeader({Key key, this.text}) : super(key: key);
+  const SectionHeader({Key key, this.leading, this.title}) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
-    return Container(
+    final text = OutlinedText(
-      padding: EdgeInsets.all(16),
+      title,
-      child: OutlinedText(
-        text,
       style: TextStyle(
         color: Colors.grey[200],
         fontSize: 20,
@@ -72,7 +71,18 @@ class SectionHeader extends StatelessWidget {
       ),
       outlineColor: Colors.black87,
       outlineWidth: 2,
-      ),
+    );
+    return Container(
+      padding: EdgeInsets.all(16),
+      child: leading != null
+          ? Row(
+              children: [
+                leading,
+                SizedBox(width: 8),
+                text,
+              ],
+            )
+          : text,
     );
   }
 }

lib/widgets/album/thumbnail_collection.dart

@@ -1,11 +1,13 @@
 import 'package:aves/model/image_collection.dart';
 import 'package:aves/model/image_entry.dart';
+import 'package:aves/utils/android_file_utils.dart';
 import 'package:aves/widgets/album/sections.dart';
 import 'package:aves/widgets/album/thumbnail.dart';
 import 'package:aves/widgets/common/draggable_scrollbar.dart';
 import 'package:aves/widgets/fullscreen/image_page.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_sticky_header/flutter_sticky_header.dart';
+import 'package:flutter_svg/flutter_svg.dart';
 
 class ThumbnailCollection extends AnimatedWidget {
   final ImageCollection collection;
@@ -96,7 +98,10 @@ class SectionSliver extends StatelessWidget {
     if (collection.sortFactor == SortFactor.date) {
       switch (collection.groupFactor) {
         case GroupFactor.album:
-          header = SectionHeader(text: sectionKey);
+          header = SectionHeader(
+            leading: getAlbumIcon(context, sectionKey),
+            title: collection.getUniqueAlbumName(sectionKey, sections.keys.toList()),
+          );
           break;
         case GroupFactor.date:
           header = MonthSectionHeader(date: sectionKey);
@@ -130,6 +135,17 @@ class SectionSliver extends StatelessWidget {
     );
   }
 
+  Widget getAlbumIcon(BuildContext context, String albumDirectory) {
+    if (androidFileUtils.isCameraPath(albumDirectory)) {
+      return Icon(Icons.photo_camera);
+    } else if (androidFileUtils.isScreenshotsPath(albumDirectory)) {
+      return Icon(Icons.smartphone);
+    } else if (androidFileUtils.isKakaoTalkPath(albumDirectory)) {
+      return SvgPicture.asset('assets/kakaotalk.svg', width: IconTheme.of(context).size);
+    }
+    return null;
+  }
+
   Future _showFullscreen(BuildContext context, ImageEntry entry) {
     return Navigator.push(
       context,

lib/widgets/debug_page.dart

@@ -2,6 +2,7 @@ import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/image_metadata.dart';
 import 'package:aves/model/metadata_db.dart';
 import 'package:aves/model/settings.dart';
+import 'package:aves/utils/android_file_utils.dart';
 import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';
 
@@ -40,6 +41,10 @@ class DebugPageState extends State<DebugPage> {
       body: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
+          Text('Paths'),
+          Text('DCIM path: ${androidFileUtils.dcimPath}'),
+          Text('pictures path: ${androidFileUtils.picturesPath}'),
+          Divider(),
           Text('Settings'),
           Text('collectionGroupFactor: ${settings.collectionGroupFactor}'),
           Text('collectionSortFactor: ${settings.collectionSortFactor}'),