work: добавил автоматический режим

2026-09-18 23:59:42 +03:00
parent 7dbfd8b069
commit cdec9b0996
24 changed files with 3449 additions and 33 deletions
@@ -0,0 +1,88 @@
+from app.qingping.models import QingpingState
+
+
+def parse_cgdn1(data: bytes, rssi: int | None = None) -> QingpingState | None:
+
+    # Восемь первых байт — заголовок CGDN1.
+    if len(data) < 8:
+        return None
+
+    temperature = None
+    humidity = None
+    pm25 = None
+    pm10 = None
+    co2 = None
+
+    pos = 8
+
+    while pos + 2 <= len(data):
+        field_type = data[pos]
+        length = data[pos + 1]
+
+        pos += 2
+
+        if pos + length > len(data):
+            return None
+
+        value = data[pos:pos + length]
+        pos += length
+
+        # Temperature + Humidity
+        if field_type == 0x01 and length == 4:
+            temperature = (
+                int.from_bytes(
+                    value[0:2],
+                    byteorder="little",
+                    signed=True,
+                )
+                / 10
+            )
+
+            humidity = (
+                int.from_bytes(
+                    value[2:4],
+                    byteorder="little",
+                    signed=False,
+                )
+                / 10
+            )
+
+        # PM2.5 + PM10
+        elif field_type == 0x12 and length == 4:
+            pm25 = int.from_bytes(
+                value[0:2],
+                byteorder="little",
+            )
+
+            pm10 = int.from_bytes(
+                value[2:4],
+                byteorder="little",
+            )
+
+        # CO2
+        elif field_type == 0x13 and length == 2:
+            co2 = int.from_bytes(
+                value,
+                byteorder="little",
+            )
+
+    if any(
+        value is None
+        for value in (
+            temperature,
+            humidity,
+            pm25,
+            pm10,
+            co2,
+        )
+    ):
+        return None
+
+    return QingpingState(
+        temperature=temperature,
+        humidity=humidity,
+        co2=co2,
+        pm25=pm25,
+        pm10=pm10,
+        rssi=rssi,
+    )