improvements

lib/controllers/memory_slide_controller.dart

@@ -1,3 +1,5 @@
+import 'dart:math';
+
 import 'package:property_change_notifier/property_change_notifier.dart';
 
 class MemorySlideController extends PropertyChangeNotifier<String> {
@@ -39,6 +41,11 @@ class MemorySlideController extends PropertyChangeNotifier<String> {
     }
   }
 
+  void previous() {
+    _index = max(_index - 1, 0);
+    notifyListeners();
+  }
+
   void reset() {
     _completed = false;
     _paused = false;

lib/foreign_types/memory.dart

@@ -1,3 +1,4 @@
+import 'package:path/path.dart';
 import 'package:share_location/enums.dart';
 
 class Memory {
@@ -25,6 +26,8 @@ class Memory {
     );
   }
 
+  String get filename => basename(location);
+
   MemoryType get type =>
-      location.split('.').last == 'jpg' ? MemoryType.photo : MemoryType.video;
+      filename.split('.').last == 'jpg' ? MemoryType.photo : MemoryType.video;
 }

lib/widgets/memory.dart

@@ -1,4 +1,5 @@
 import 'dart:typed_data';
+import 'dart:ui';
 
 import 'package:flutter/material.dart';
 import 'package:share_location/constants/spacing.dart';
@@ -20,6 +21,7 @@ enum MemoryFetchStatus {
 class MemoryView extends StatefulWidget {
   final String location;
   final DateTime creationDate;
+  final String filename;
   final bool loopVideo;
   final void Function(VideoPlayerController)? onVideoControllerInitialized;
   final VoidCallback? onFileDownloaded;
@@ -28,6 +30,7 @@ class MemoryView extends StatefulWidget {
     Key? key,
     required this.location,
     required this.creationDate,
+    required this.filename,
     this.loopVideo = false,
     this.onVideoControllerInitialized,
     this.onFileDownloaded,
@@ -131,11 +134,30 @@ class _MemoryViewState extends AuthRequiredState<MemoryView> {
     }
 
     if (status == MemoryFetchStatus.done) {
-      return RawMemoryDisplay(
+      return Stack(
+        fit: StackFit.expand,
+        alignment: Alignment.center,
+        children: <Widget>[
+          if (type == MemoryType.photo)
+            ImageFiltered(
+              imageFilter: ImageFilter.blur(sigmaX: 10, sigmaY: 10),
+              child: RawMemoryDisplay(
+                filename: widget.filename,
                 data: data!,
                 type: type!,
                 loopVideo: widget.loopVideo,
+                fit: BoxFit.cover,
+              ),
+            ),
+          RawMemoryDisplay(
+            filename: widget.filename,
+            data: data!,
+            type: type!,
+            fit: BoxFit.contain,
+            loopVideo: widget.loopVideo,
             onVideoControllerInitialized: widget.onVideoControllerInitialized,
+          ),
+        ],
       );
     }
 

lib/widgets/memory_slide.dart

@@ -71,6 +71,7 @@ class _MemorySlideState extends State<MemorySlide>
       child: MemoryView(
         creationDate: widget.memory.creationDate,
         location: widget.memory.location,
+        filename: widget.memory.filename,
         loopVideo: false,
         onFileDownloaded: () {
           if (widget.memory.type == MemoryType.photo) {

lib/widgets/raw_memory_display.dart

@@ -12,12 +12,14 @@ class RawMemoryDisplay extends StatefulWidget {
   final bool loopVideo;
   final String? filename;
   final void Function(VideoPlayerController)? onVideoControllerInitialized;
+  final BoxFit? fit;
 
   const RawMemoryDisplay({
     Key? key,
     required this.data,
     required this.type,
     this.loopVideo = false,
+    this.fit = BoxFit.cover,
     this.filename,
     this.onVideoControllerInitialized,
   }) : super(key: key);
@@ -41,14 +43,15 @@ class _RawMemoryDisplayState extends State<RawMemoryDisplay> {
   Future<File> createTempVideo() async {
     final tempDirectory = await getTemporaryDirectory();
     final path = '${tempDirectory.path}/${widget.filename ?? 'video.mp4'}';
+    final file = File(path);
 
-    if (widget.filename != null) {
-      // File already exists, so just return the path
-      return File(path);
+    if (await file.exists()) {
+      // File already exists, so just return it
+      return file;
     }
 
     // File needs to be created
-    final file = await File(path).create();
+    await file.create();
     await file.writeAsBytes(widget.data);
 
     return file;
@@ -82,17 +85,27 @@ class _RawMemoryDisplayState extends State<RawMemoryDisplay> {
       case MemoryType.photo:
         return Image.memory(
           widget.data,
-          fit: BoxFit.cover,
+          fit: widget.fit,
         );
       case MemoryType.video:
         if (videoController == null) {
           return const SizedBox();
         }
 
+        switch (widget.fit) {
+          case BoxFit.contain:
+            return Align(
+              child: AspectRatio(
+                aspectRatio: videoController!.value.aspectRatio,
+                child: VideoPlayer(videoController!),
+              ),
+            );
+          default:
             return AspectRatio(
               aspectRatio: videoController!.value.aspectRatio,
               child: VideoPlayer(videoController!),
             );
+        }
       default:
         throw Exception('Unknown memory type: ${widget.type}');
     }

lib/widgets/timeline_page.dart

@@ -5,13 +5,13 @@ import 'package:share_location/controllers/memory_slide_controller.dart';
 import 'package:share_location/foreign_types/memory.dart';
 import 'package:share_location/widgets/memory_slide.dart';
 
-class MemoryPage extends StatefulWidget {
+class TimelinePage extends StatefulWidget {
   final DateTime date;
   final List<Memory> memories;
   final VoidCallback onPreviousTimeline;
   final VoidCallback onNextTimeline;
 
-  const MemoryPage({
+  const TimelinePage({
     Key? key,
     required this.date,
     required this.memories,
@@ -20,10 +20,11 @@ class MemoryPage extends StatefulWidget {
   }) : super(key: key);
 
   @override
-  State<MemoryPage> createState() => _MemoryPageState();
+  State<TimelinePage> createState() => _TimelinePageState();
 }
 
-class _MemoryPageState extends State<MemoryPage> {
+class _TimelinePageState extends State<TimelinePage> {
+  final pageController = PageController();
   late final MemorySlideController controller;
 
   @override
@@ -34,8 +35,11 @@ class _MemoryPageState extends State<MemoryPage> {
     controller.addListener(() {
       if (controller.done) {
         controller.next();
-        // Force UI update
-        setState(() {});
+
+        pageController.nextPage(
+          duration: const Duration(milliseconds: 200),
+          curve: Curves.linearToEaseOut,
+        );
       }
     }, ['done']);
     controller.addListener(() {
@@ -61,14 +65,40 @@ class _MemoryPageState extends State<MemoryPage> {
       onTapUp: (_) {
         controller.setPaused(false);
       },
+      onTapCancel: () {
+        controller.setPaused(false);
+      },
+      onHorizontalDragEnd: (details) {
+        if (details.primaryVelocity! < 0) {
+          controller.next();
+
+          pageController.nextPage(
+            duration: const Duration(milliseconds: 200),
+            curve: Curves.linearToEaseOut,
+          );
+        } else if (details.primaryVelocity! > 0) {
+          controller.previous();
+
+          pageController.previousPage(
+            duration: const Duration(milliseconds: 200),
+            curve: Curves.linearToEaseOut,
+          );
+        }
+      },
       child: Stack(
         fit: StackFit.expand,
         children: <Widget>[
-          MemorySlide(
+          PageView.builder(
+            controller: pageController,
+            physics: const NeverScrollableScrollPhysics(),
+            scrollDirection: Axis.horizontal,
+            itemBuilder: (_, __) => MemorySlide(
               key: Key(controller.index.toString()),
               controller: controller,
               memory: widget.memories[controller.index],
             ),
+            itemCount: widget.memories.length,
+          ),
           Padding(
             padding: const EdgeInsets.only(
                 top: LARGE_SPACE, left: MEDIUM_SPACE, right: MEDIUM_SPACE),

lib/widgets/timeline_scroll.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 import 'package:share_location/foreign_types/memory.dart';
 import 'package:share_location/utils/loadable.dart';
-import 'package:share_location/widgets/memory_page.dart';
+import 'package:share_location/widgets/timeline_page.dart';
 import 'package:supabase_flutter/supabase_flutter.dart';
 
 final supabase = Supabase.instance.client;
@@ -71,7 +71,7 @@ class _TimelineScrollState extends State<TimelineScroll> with Loadable {
         controller: pageController,
         scrollDirection: Axis.vertical,
         itemCount: timeline.length,
-        itemBuilder: (_, index) => MemoryPage(
+        itemBuilder: (_, index) => TimelinePage(
           date: DateTime.parse(timeline.keys.toList()[index]),
           memories: timeline.values.toList()[index],
           onNextTimeline: () {

pubspec.lock

@@ -311,7 +311,7 @@ packages:
     source: hosted
     version: "1.0.2"
   path:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: path
       url: "https://pub.dartlang.org"

pubspec.yaml

@@ -44,6 +44,7 @@ dependencies:
   path_provider: ^2.0.11
   intl: ^0.17.0
   property_change_notifier: ^0.3.0
+  path: ^1.8.1
 
 dev_dependencies:
   flutter_test: