v1.0.1

lib/modules/novel/detail/novel_detail_controller.dart

@@ -0,0 +1,243 @@
+import 'dart:async';
+
+import 'package:flutter_dmzj/app/app_constant.dart';
+import 'package:flutter_dmzj/app/controller/base_controller.dart';
+import 'package:flutter_dmzj/app/event_bus.dart';
+import 'package:flutter_dmzj/app/log.dart';
+import 'package:flutter_dmzj/app/utils.dart';
+import 'package:flutter_dmzj/models/db/novel_history.dart';
+import 'package:flutter_dmzj/models/novel/novel_detail_model.dart';
+import 'package:flutter_dmzj/requests/novel_request.dart';
+import 'package:flutter_dmzj/requests/user_request.dart';
+import 'package:flutter_dmzj/routes/app_navigator.dart';
+import 'package:flutter_dmzj/services/db_service.dart';
+import 'package:flutter_dmzj/services/user_service.dart';
+import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
+import 'package:get/get.dart';
+
+class NovelDetailControler extends BaseController {
+  final int novelId;
+  NovelDetailControler(this.novelId);
+
+  final NovelRequest request = NovelRequest();
+  final UserRequest userRequest = UserRequest();
+
+  Rx<NovelDetailInfo> detail = Rx<NovelDetailInfo>(NovelDetailInfo.empty());
+
+  var expandDescription = false.obs;
+
+  /// 是否已订阅
+  var subscribeStatus = false.obs;
+
+  /// 阅读记录
+  Rx<NovelHistory?> history = Rx<NovelHistory?>(null);
+
+  /// 更新小说记录
+  StreamSubscription<dynamic>? updateNovelSubscription;
+
+  @override
+  void onInit() {
+    updateNovelSubscription = EventBus.instance.listen(
+      EventBus.kUpdatedNovelHistory,
+      (id) {
+        if (id == novelId) {
+          getHistory();
+        }
+      },
+    );
+    // 从本地读取订阅状态
+    subscribeStatus.value =
+        UserService.instance.subscribedNovelIds.contains(novelId);
+    getHistory();
+    loadDetail();
+    loadSubscribeStatus();
+    //updateSubscribeRead();
+    super.onInit();
+  }
+
+  void refreshDetail() {
+    getHistory();
+    loadDetail();
+    loadSubscribeStatus();
+  }
+
+  /// 更新订阅的阅读状态
+  void updateSubscribeRead() {
+    try {
+      userRequest.subscribeRead(id: novelId, type: AppConstant.kTypeNovel);
+    } catch (e) {
+      Log.logPrint(e);
+    }
+  }
+
+  @override
+  void onClose() {
+    updateNovelSubscription?.cancel();
+    super.onClose();
+  }
+
+  void getHistory() {
+    var novelHistory = DBService.instance.getNovelHistory(novelId);
+    if (novelHistory != null) {
+      history.value = novelHistory;
+      history.update((val) {});
+    }
+  }
+
+  /// 加载信息
+  void loadDetail() async {
+    try {
+      pageLoadding.value = true;
+      pageError.value = false;
+      var result = await request.novelDetail(novelId: novelId);
+
+      detail.value = NovelDetailInfo.fromJson(result.data);
+      await loadChapter();
+    } catch (e) {
+      pageError.value = true;
+      errorMsg.value = e.toString();
+    } finally {
+      pageLoadding.value = false;
+    }
+  }
+
+  Future loadChapter() async {
+    try {
+      var result = await request.novelChapter(novelId: novelId);
+      detail.value.volume.value =
+          result.map((e) => NovelDetailVolume.fromJson(e)).toList();
+    } catch (e) {
+      SmartDialog.showToast("无法读取小说章节:$e");
+    }
+  }
+
+  /// 检查订阅状态
+  void loadSubscribeStatus() async {
+    try {
+      var result = await userRequest.checkSubscribeStatus(
+        objId: novelId,
+        type: AppConstant.kTypeNovel,
+      );
+      subscribeStatus.value = result;
+      if (subscribeStatus.value) {
+        UserService.instance.subscribedNovelIds.add(novelId);
+      } else {
+        UserService.instance.subscribedNovelIds.remove(novelId);
+      }
+    } catch (e) {
+      Log.logPrint(e);
+    }
+  }
+
+  /// 查看评论
+  void comment() {
+    AppNavigator.toComment(objId: novelId, type: AppConstant.kTypeNovel);
+  }
+
+  ///  分享
+  void share() {
+    Utils.share(
+      "http://q.idmzj.com/$novelId/index.shtml",
+      content: detail.value.name,
+    );
+  }
+
+  /// 订阅
+  void subscribe() async {
+    var result = await (subscribeStatus.value
+        ? UserService.instance
+            .cancelSubscribe([novelId], AppConstant.kTypeNovel)
+        : UserService.instance.addSubscribe([novelId], AppConstant.kTypeNovel));
+    if (result) {
+      subscribeStatus.value = !subscribeStatus.value;
+    }
+  }
+
+  /// 下载
+  void download() {
+    AppNavigator.toNovelDownloadSelect(novelId);
+  }
+
+  /// 开始/继续阅读
+  void read() {
+    if (detail.value.volume.isEmpty) {
+      SmartDialog.showToast("没有可阅读的章节");
+      return;
+    }
+    if (detail.value.volume.first.chapters.isEmpty) {
+      SmartDialog.showToast("没有可阅读的章节");
+      return;
+    }
+    //查找记录
+    if (history.value != null && history.value!.chapterId != 0) {
+      NovelDetailChapter? chapter;
+      for (var volumeItem in detail.value.volume) {
+        var chapterItem = volumeItem.chapters.firstWhereOrNull(
+          (x) => x.chapterId == history.value!.chapterId,
+        );
+        if (chapterItem != null) {
+          chapter = chapterItem;
+          break;
+        }
+      }
+      if (chapter != null) {
+        List<NovelDetailChapter> chapters = [];
+        for (var volume in detail.value.volume) {
+          chapters.addAll(volume.chapters);
+        }
+
+        AppNavigator.toNovelReader(
+          novelId: novelId,
+          novelCover: detail.value.cover,
+          novelTitle: detail.value.name,
+          chapter: chapter,
+          chapters: chapters,
+        );
+      } else {
+        SmartDialog.showToast("未找到历史记录对应章节，将从头开始阅读");
+        readStart();
+      }
+    } else {
+      readStart();
+    }
+  }
+
+  void readStart() {
+    //从头开始
+    List<NovelDetailChapter> chapters = [];
+    for (var volume in detail.value.volume) {
+      chapters.addAll(volume.chapters);
+    }
+    var chapter = chapters.first;
+    AppNavigator.toNovelReader(
+      novelId: novelId,
+      novelCover: detail.value.cover,
+      novelTitle: detail.value.name,
+      chapter: chapter,
+      chapters: chapters,
+    );
+  }
+
+  void readChapter(NovelDetailVolume volume, NovelDetailChapter item) {
+    List<NovelDetailChapter> chapters = [];
+    for (var volume in detail.value.volume) {
+      chapters.addAll(volume.chapters);
+    }
+
+    AppNavigator.toNovelReader(
+      novelId: novelId,
+      novelCover: detail.value.cover,
+      novelTitle: detail.value.name,
+      chapters: chapters,
+      chapter: item,
+    );
+  }
+
+  void toAuthorDetail(String e) {
+    AppNavigator.toNovelSearch(keyword: e);
+  }
+
+  void toCategoryDetail(String e) {
+    AppNavigator.toNovelSearch(keyword: e);
+  }
+}