fix: cancel parse requests when modal is closed

点击取消解析时，清空 PQueue 队列并中断正在进行的请求。

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

internal/bilibili/video.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"io"
 	"math/rand"
 	"strconv"
 	"strings"
@@ -80,11 +81,24 @@ func (client *BiliClient) GetPlayInfo(bvid string, cid int) (*PlayInfo, error) {
 	if err != nil {
 		return nil, err
 	}
-	body := BaseResV2{}
-	err = json.NewDecoder(response.Body).Decode(&body)
+	defer response.Body.Close()
+
+	// 读取响应体用于调试
+	bodyBytes, err := io.ReadAll(response.Body)
 	if err != nil {
 		return nil, err
 	}
+
+	body := BaseResV2{}
+	err = json.Unmarshal(bodyBytes, &body)
+	if err != nil {
+		// 返回更详细的错误信息
+		preview := string(bodyBytes)
+		if len(preview) > 200 {
+			preview = preview[:200] + "..."
+		}
+		return nil, fmt.Errorf("JSON解析失败，响应内容: %s", preview)
+	}
 	if body.Code != 0 {
 		return nil, errors.New(body.Message)
 	}

web/src/work/view/parseModal.ts

@@ -42,6 +42,8 @@ export class ParseModalComp implements VanComponent {
 
     currentController?: AbortController
 
+    parseQueue?: PQueue
+
     allPlayInfo: State<{
         page: PageInParseResult
         info: PlayInfo | null
@@ -105,6 +107,8 @@ export class ParseModalComp implements VanComponent {
                 controller.abort()
             }
             this.abortControllers = []
+            // 清空解析队列
+            this.parseQueue?.clear()
         })
 
         this.element.addEventListener('show.bs.modal', () => {
@@ -116,13 +120,19 @@ export class ParseModalComp implements VanComponent {
     async start() {
         this.finishCount.val = 0
         this.errorList.val = []
-        const queue = new PQueue({ concurrency: 10 })
+        this.parseQueue = new PQueue({ concurrency: 10 })
+        const queue = this.parseQueue
+
         for (const page of this.option.workRoute.selectedPages.val) {
             queue.add(async () => {
+                // 检查队列是否已被清空（取消解析）
+                if (queue !== this.parseQueue) return
                 if (this.totalCount.val == this.finishCount.val) return
                 const controller = new AbortController()
                 this.abortControllers.push(controller)
                 const playInfo = await getPlayInfo(page.bvid, page.cid, controller)
+                // 再次检查是否已取消
+                if (queue !== this.parseQueue) return
                 playInfo.accept_quality = [...new Set(playInfo.dash.video.map(video => video.id))].sort((a, b) => b - a)
                 this.allPlayInfo.val = this.allPlayInfo.val.concat({
                     page,
@@ -132,6 +142,7 @@ export class ParseModalComp implements VanComponent {
                 })
                 this.finishCount.val++
             }).catch(() => {
+                if (queue !== this.parseQueue) return
                 this.finishCount.val++
                 const badgeNotNum = !page.badge.match(/^\d+$/)
                 this.errorList.val = this.errorList.val.concat(`${page.part}${badgeNotNum ? ` - ${page.badge}` : ''}`)