Live Counter get total count per batch

recounting_dashboard.py

@@ -5,6 +5,7 @@ lists OUTPUT_DIR MP4 files, streams via go2rtc for preview.
 """
 import json
 import os
+import re
 import subprocess
 import requests
 from datetime import datetime
@@ -34,6 +35,18 @@ FLASK_DEBUG = os.getenv("FLASK_DEBUG", "false").lower() == "true"
 _http_session = requests.Session()
 _http_session.timeout = 3
 
+_FILENAME_RE = re.compile(r"batch_(\d+)_(\d{8})_\d{6}\.mp4")
+
+
+def _parse_filename(filename):
+    m = _FILENAME_RE.match(filename)
+    if m:
+        batch_num = int(m.group(1))
+        date_str = m.group(2)
+        date_formatted = f"{date_str[:4]}-{date_str[4:6]}-{date_str[6:8]}"
+        return batch_num, date_formatted
+    return None, None
+
 
 def _api_get(base_url, path, default=None):
     try:
@@ -107,6 +120,32 @@ def start_recount():
     return jsonify({"success": True, "stream_url": stream_url, "file": Path(mp4_path).name})
 
 
+@app.route("/api/batch-result")
+def api_batch_result():
+    fpath = request.args.get("file", "")
+    filename = Path(fpath).name
+    batch_num, date_str = _parse_filename(filename)
+    if batch_num is None:
+        return jsonify({"success": False, "error": "Cannot parse batch number from filename"}), 200
+
+    data = _api_get(LIVE_API_URL, f"/api/day-detail/{date_str}")
+    if not data:
+        return jsonify({"success": False, "error": "Live API unreachable"}), 200
+
+    for b in data.get("batches", []):
+        if b.get("batch_number") == batch_num:
+            return jsonify({
+                "success": True,
+                "batch_number": batch_num,
+                "date": date_str,
+                "count": b["count"],
+                "start_time": b.get("start_time"),
+                "end_time": b.get("end_time"),
+            })
+
+    return jsonify({"success": False, "error": f"Batch #{batch_num} not found on {date_str}"}), 200
+
+
 @app.route("/api/stop-recount", methods=["POST"])
 def stop_recount():
     try: