opt download (#1755)

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>
2026-05-31 16:18:22 +08:00 · 2025-11-27 21:00:13 +08:00
parent ded78e534f
commit 9ccaa3072b
25 changed files with 1161 additions and 410 deletions
--- a/lib/pages/download/downloading/view.dart
+++ b/lib/pages/download/downloading/view.dart
@@ -0,0 +1,130 @@
+import 'package:PiliPlus/common/widgets/appbar/appbar.dart';
+import 'package:PiliPlus/common/widgets/dialog/dialog.dart';
+import 'package:PiliPlus/common/widgets/loading_widget/http_error.dart';
+import 'package:PiliPlus/common/widgets/view_sliver_safe_area.dart';
+import 'package:PiliPlus/models_new/download/bili_download_entry_info.dart';
+import 'package:PiliPlus/pages/common/multi_select/base.dart'
+    show BaseMultiSelectMixin;
+import 'package:PiliPlus/pages/download/detail/widgets/item.dart';
+import 'package:PiliPlus/services/download/download_service.dart';
+import 'package:PiliPlus/utils/grid.dart';
+import 'package:flutter/material.dart'
+    hide SliverGridDelegateWithMaxCrossAxisExtent;
+import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
+import 'package:get/get.dart';
+
+class DownloadingPage extends StatefulWidget {
+  const DownloadingPage({super.key});
+
+  @override
+  State<DownloadingPage> createState() => _DownloadingPageState();
+}
+
+class _DownloadingPageState extends State<DownloadingPage>
+    with BaseMultiSelectMixin<BiliDownloadEntryInfo> {
+  final _downloadService = Get.find<DownloadService>();
+  late final _waitDownloadQueue = _downloadService.waitDownloadQueue;
+  @override
+  RxList<BiliDownloadEntryInfo> get list => _waitDownloadQueue;
+  @override
+  RxList<BiliDownloadEntryInfo> get state => _waitDownloadQueue;
+
+  @override
+  Widget build(BuildContext context) {
+    return Obx(() {
+      final enableMultiSelect = this.enableMultiSelect.value;
+      return PopScope(
+        canPop: !enableMultiSelect,
+        onPopInvokedWithResult: (didPop, result) {
+          if (enableMultiSelect) {
+            handleSelect();
+          }
+        },
+        child: Scaffold(
+          appBar: MultiSelectAppBarWidget(
+            ctr: this,
+            child: AppBar(
+              title: const Text('正在缓存'),
+              actions: [
+                IconButton(
+                  tooltip: '多选',
+                  onPressed: () {
+                    if (enableMultiSelect) {
+                      handleSelect();
+                    } else {
+                      this.enableMultiSelect.value = true;
+                    }
+                  },
+                  icon: const Icon(Icons.edit_note),
+                ),
+                const SizedBox(width: 6),
+              ],
+            ),
+          ),
+          body: CustomScrollView(
+            slivers: [
+              ViewSliverSafeArea(
+                sliver: Obx(() {
+                  if (_waitDownloadQueue.isNotEmpty) {
+                    return SliverGrid.builder(
+                      gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
+                        mainAxisSpacing: 2,
+                        mainAxisExtent: 100,
+                        maxCrossAxisExtent: Grid.smallCardWidth * 2,
+                      ),
+                      itemCount: _waitDownloadQueue.length,
+                      itemBuilder: (context, index) {
+                        final entry = _waitDownloadQueue[index];
+                        final isCurr = entry.cid == _downloadService.curCid;
+                        return DetailItem(
+                          entry: entry,
+                          downloadService: _downloadService,
+                          showTitle: true,
+                          isCurr: isCurr,
+                          onDelete: () => _downloadService.deleteDownload(
+                            entry: entry,
+                            removeQueue: true,
+                          ),
+                          controller: this,
+                        );
+                      },
+                    );
+                  }
+                  return const HttpError();
+                }),
+              ),
+            ],
+          ),
+        ),
+      );
+    });
+  }
+
+  @override
+  void onRemove() {
+    showConfirmDialog(
+      context: context,
+      title: '确定删除选中视频？',
+      onConfirm: () async {
+        SmartDialog.showLoading();
+        final allChecked = this.allChecked.toList();
+        for (var entry in allChecked) {
+          await _downloadService.deleteDownload(
+            entry: entry,
+            refresh: false,
+            downloadNext: false,
+          );
+        }
+        _downloadService.waitDownloadQueue.removeWhere(allChecked.contains);
+        if (_downloadService.curDownload.value == null) {
+          _downloadService.nextDownload();
+        }
+        if (enableMultiSelect.value) {
+          rxCount.value = 0;
+          enableMultiSelect.value = false;
+        }
+        SmartDialog.dismiss();
+      },
+    );
+  }
+}