pre pre alpha

backend/nvr_types.py

@@ -5,6 +5,8 @@ import struct
 import base64
 
 NVR_DATETIME_FORMAT = "%Y-%m-%d %H:%M:%S"
+NVR_TIME_FORMAT = "%H:%M:%S"
+NVR_DATE_FORMAT = "%Y-%m-%d"
 
 PRIMARY_STREAM = 0
 SECONDARY_STREAM = 1
@@ -22,9 +24,10 @@ class File:
         self.SerialNo = data.get("SerialNo")
         self.size = int(data.get("FileLength"), 0) * 1024 if "FileLength" in data else data.get("size", 0)
         self.filename = data.get("FileName", data.get("filename"))
-        self.filename_cleared = self.filename.split("/")[-1].replace("[", "_").replace("]", "_").replace("@","_")
         self.channel = channel
         self.stream = stream
+        self.type = "h264"
+        self.filename_cleared = f"{self.begin.strftime(NVR_DATE_FORMAT)} {self.begin.strftime(NVR_TIME_FORMAT)} - {self.end.strftime(NVR_TIME_FORMAT)} ({self.channel}) ({self.stream})"
 
     def __str__(self) -> str:
         return f"{self.filename_cleared}/{self.size}/{self.channel}/{self.stream}"
@@ -41,7 +44,7 @@ class File:
 
     @property
     def json(self):
-        return {"filename": self.filename_cleared, "size": self.size, "b64": self.to_b64.replace("==", "")}
+        return {"filename": self.filename_cleared, "type": self.type, "size": self.size, "b64": self.to_b64.replace("==", "")}
 
     @staticmethod
     def from_b64(b64):

backend/server.py

@@ -96,7 +96,7 @@ class Server:
                 background_tasks.add_task(after)
                 headers = {}
                 headers.update({"Content-Length":str(file.size)})
-                headers.update({"Content-Disposition": f'attachment; filename="{file.filename_cleared}"'})
+                headers.update({"Content-Disposition": f'attachment; filename="{file.filename_cleared}.{file.type}"'})
                 return StreamingResponse(nvr.stream_file(file), media_type="application/octet-stream", headers=headers)
             except Exception as e:
                 traceback.print_exc()