节目建设页 OCR 侧栏点击填入

app/Util/VideoOcrUtil.php

@@ -2,6 +2,8 @@
 
 namespace App\Util;
 
+use App\Models\Programs;
+use App\Models\ProgramVideos;
 use App\Models\VideoOcrRecords;
 use App\Models\VideoParts;
 use Carbon\Carbon;
@@ -198,6 +200,43 @@ class VideoOcrUtil
         ];
     }
 
+    /**
+     * 建设页 OCR 面板所需的片段元数据（轻量；帧级重数据由前端按返回的 CDN URL 直接拉取）。
+     * 每个 pivot：id/label/bvid/起止分P与秒/urls（片段范围内有 OCR 的分P → CDN 全量 JSON URL）。
+     * 起止时间未填时对应 sec 为 null（前端不做该侧 in_range 裁剪）。
+     */
+    public static function panel_pivots(Programs $program): array
+    {
+        $pivots = $program->video_pivots;
+        if ($pivots->isEmpty()) {
+            return [];
+        }
+        $bvids = $pivots->pluck("video_bvid")->unique()->all();
+        $ocrParts = VideoOcrRecords::query()->whereIn("video_bvid", $bvids)
+            ->select("video_bvid", "part_num")->distinct()->get()
+            ->groupBy("video_bvid")->map(fn($rows) => $rows->pluck("part_num")->map(fn($n) => (int)$n)->all())->all();
+        return $pivots->map(function (ProgramVideos $pivot) use ($ocrParts) {
+            $startPart = (int)$pivot->start_part;
+            $stopPart = (int)$pivot->stop_part;
+            $urls = [];
+            foreach (($ocrParts[$pivot->video_bvid] ?? []) as $partNum) {
+                if ($partNum >= $startPart && $partNum <= $stopPart) {
+                    $urls[$partNum] = Storage::url(static::cdn_path($pivot->video_bvid, $partNum));
+                }
+            }
+            return [
+                "id" => $pivot->id,
+                "label" => "{$pivot->video_bvid} P{$pivot->start_part} {$pivot->start_time} → P{$pivot->stop_part} {$pivot->stop_time}",
+                "bvid" => $pivot->video_bvid,
+                "start_part" => $startPart,
+                "start_sec" => $pivot->start_sec === "" ? null : $pivot->start_sec,
+                "stop_part" => $stopPart,
+                "stop_sec" => $pivot->stop_sec === "" ? null : $pivot->stop_sec,
+                "urls" => $urls,
+            ];
+        })->values()->all();
+    }
+
     private static function time_to_seconds($time): ?float
     {
         if (is_numeric($time)) {