添加基础发送弹幕功能

lib/pages/video/detail/widgets/header_control.dart

@@ -15,6 +15,7 @@ import 'package:pilipala/pages/video/detail/introduction/widgets/menu_row.dart';
 import 'package:pilipala/plugin/pl_player/index.dart';
 import 'package:pilipala/plugin/pl_player/models/play_repeat.dart';
 import 'package:pilipala/utils/storage.dart';
+import 'package:pilipala/http/danmaku.dart';
 
 class HeaderControl extends StatefulWidget implements PreferredSizeWidget {
   final PlPlayerController? controller;
@@ -179,6 +180,84 @@ class _HeaderControlState extends State<HeaderControl> {
     );
   }
 
+  /// 发送弹幕
+  void showShootDanmakuSheet() {
+    final TextEditingController textController = TextEditingController();
+    bool isSending = false; // 追踪是否正在发送
+    showDialog(
+      context: Get.context!,
+      builder: (context) {
+        // TODO: 支持更多类型和颜色的弹幕
+        return AlertDialog(
+          title: const Text('发送弹幕（测试）'),
+          content: StatefulBuilder(builder: (context, StateSetter setState) {
+            return TextField(
+              controller: textController,
+            );
+          }),
+          actions: [
+            TextButton(
+              onPressed: () => Get.back(),
+              child: Text(
+                '取消',
+                style: TextStyle(color: Theme.of(context).colorScheme.outline),
+              ),
+            ),
+            StatefulBuilder(builder: (context, StateSetter setState) {
+              return TextButton(
+                onPressed: isSending
+                    ? null
+                    : () async {
+                        String msg = textController.text;
+                        if (msg.isEmpty) {
+                          SmartDialog.showToast('弹幕内容不能为空');
+                          return;
+                        } else if (msg.length > 100) {
+                          SmartDialog.showToast('弹幕内容不能超过100个字符');
+                          return;
+                        }
+                        setState(() {
+                          isSending = true; // 开始发送，更新状态
+                        });
+                        //修改按钮文字
+                        // SmartDialog.showToast('弹幕发送中,\n$msg');
+                        dynamic res = await DanmakaHttp.shootDanmaku(
+                          oid: widget.videoDetailCtr!.cid!.value,
+                          msg: textController.text,
+                          bvid: widget.videoDetailCtr!.bvid!,
+                          progress:
+                              widget.controller!.position.value.inMilliseconds,
+                          type: 1,
+                        );
+                        setState(() {
+                          isSending = false; // 发送结束，更新状态
+                        });
+                        if (res['status']) {
+                          SmartDialog.showToast('发送成功');
+                          // 发送成功，自动预览该弹幕，避免重新请求
+                          // TODO: 暂停状态下预览弹幕仍会移动与计时，可考虑添加到dmSegList或其他方式实现
+                          widget.controller!.danmakuController!.addItems([
+                            DanmakuItem(
+                              msg,
+                              color: Colors.white,
+                              time: widget.controller!.position.value.inMilliseconds,
+                              type: DanmakuItemType.scroll,
+                            )
+                          ]);
+                          Get.back();
+                        } else {
+                          SmartDialog.showToast('发送失败，错误信息为${res['msg']}');
+                        }
+                      },
+                child: Text(isSending ? '发送中...' : '发送'),
+              );
+            })
+          ],
+        );
+      },
+    );
+  }
+
   /// 选择倍速
   void showSetSpeedSheet() {
     double currentSpeed = widget.controller!.playbackSpeed;
@@ -825,6 +904,20 @@ class _HeaderControlState extends State<HeaderControl> {
           //   ),
           //   fuc: () => _.screenshot(),
           // ),
+          SizedBox(
+            width: 56,
+            height: 34,
+            child: TextButton(
+              style: ButtonStyle(
+                padding: MaterialStateProperty.all(EdgeInsets.zero),
+              ),
+              onPressed: () => showShootDanmakuSheet(),
+              child: const Text(
+                '发弹幕',
+                style: textStyle,
+              ),
+            ),
+          ),
           SizedBox(
             width: 34,
             height: 34,