Initial commit

lib/presentation/analysis/analysis_controller.dart

@@ -0,0 +1,87 @@
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:trainhub_flutter/injection.dart';
+import 'package:trainhub_flutter/domain/repositories/analysis_repository.dart';
+import 'package:trainhub_flutter/presentation/analysis/analysis_state.dart';
+
+part 'analysis_controller.g.dart';
+
+@riverpod
+class AnalysisController extends _$AnalysisController {
+  late final AnalysisRepository _repo;
+
+  @override
+  Future<AnalysisState> build() async {
+    _repo = getIt<AnalysisRepository>();
+    final sessions = await _repo.getAllSessions();
+    return AnalysisState(sessions: sessions);
+  }
+
+  Future<void> createSession(String name, String videoPath) async {
+    final session = await _repo.createSession(name, videoPath);
+    final sessions = await _repo.getAllSessions();
+    final annotations = await _repo.getAnnotations(session.id);
+    state = AsyncValue.data(
+      AnalysisState(
+        sessions: sessions,
+        activeSession: session,
+        annotations: annotations,
+      ),
+    );
+  }
+
+  Future<void> loadSession(String id) async {
+    final session = await _repo.getSession(id);
+    if (session == null) return;
+    final annotations = await _repo.getAnnotations(id);
+    final current = state.valueOrNull ?? const AnalysisState();
+    state = AsyncValue.data(
+      current.copyWith(
+        activeSession: session,
+        annotations: annotations,
+      ),
+    );
+  }
+
+  Future<void> deleteSession(String id) async {
+    await _repo.deleteSession(id);
+    final sessions = await _repo.getAllSessions();
+    final current = state.valueOrNull ?? const AnalysisState();
+    state = AsyncValue.data(
+      current.copyWith(
+        sessions: sessions,
+        activeSession:
+            current.activeSession?.id == id ? null : current.activeSession,
+        annotations: current.activeSession?.id == id ? [] : current.annotations,
+      ),
+    );
+  }
+
+  Future<void> addAnnotation({
+    required String name,
+    required String description,
+    required double startTime,
+    required double endTime,
+    required String color,
+  }) async {
+    final current = state.valueOrNull;
+    if (current?.activeSession == null) return;
+    await _repo.addAnnotation(
+      sessionId: current!.activeSession!.id,
+      name: name,
+      description: description,
+      startTime: startTime,
+      endTime: endTime,
+      color: color,
+    );
+    final annotations = await _repo.getAnnotations(current.activeSession!.id);
+    state = AsyncValue.data(current.copyWith(annotations: annotations));
+  }
+
+  Future<void> deleteAnnotation(String id) async {
+    await _repo.deleteAnnotation(id);
+    final current = state.valueOrNull;
+    if (current?.activeSession == null) return;
+    final annotations = await _repo.getAnnotations(current!.activeSession!.id);
+    state = AsyncValue.data(current.copyWith(annotations: annotations));
+  }
+}