fix get PIDs and restart auto

obd2_client/src/config.py

@@ -25,6 +25,15 @@ class OBD2Config:
     timeout: float = 0.1
 
 
+@dataclass
+class ScanConfig:
+    """PID scan configuration."""
+
+    retries: int = 5
+    retry_delay: float = 1.5
+    initial_delay: float = 1.0
+
+
 @dataclass
 class PollingConfig:
     """Polling configuration."""
@@ -41,6 +50,7 @@ class Config:
 
     can: CANConfig = field(default_factory=CANConfig)
     obd2: OBD2Config = field(default_factory=OBD2Config)
+    scan: ScanConfig = field(default_factory=ScanConfig)
     polling: PollingConfig = field(default_factory=PollingConfig)
 
     @classmethod
@@ -87,6 +97,12 @@ class Config:
                 self.obd2.response_id = self._parse_hex(obd2_data["response_id"])
             self.obd2.timeout = obd2_data.get("timeout", self.obd2.timeout)
 
+        if "scan" in data:
+            scan_data = data["scan"]
+            self.scan.retries = scan_data.get("retries", self.scan.retries)
+            self.scan.retry_delay = scan_data.get("retry_delay", self.scan.retry_delay)
+            self.scan.initial_delay = scan_data.get("initial_delay", self.scan.initial_delay)
+
         if "polling" in data:
             poll_data = data["polling"]
             self.polling.interval_fast = poll_data.get(