Remove fan_common module (#1744)

This inlines the necessary enums inside integrations they were used.
This should not be a breaking change as the `fan_common` was never
directly exported.

miio/integrations/dmaker/fan/fan.py

@@ -1,10 +1,21 @@
+import enum
 from typing import Any, Dict, Optional
 
 import click
 
 from miio import Device, DeviceStatus
 from miio.click_common import EnumType, command, format_output
-from miio.fan_common import MoveDirection, OperationMode
+
+
+class MoveDirection(enum.Enum):
+    Left = "left"
+    Right = "right"
+
+
+class OperationMode(enum.Enum):
+    Normal = "normal"
+    Nature = "nature"
+
 
 MODEL_FAN_P5 = "dmaker.fan.p5"
 

miio/integrations/dmaker/fan/fan_miot.py

@@ -5,7 +5,17 @@
 
 from miio import DeviceStatus, MiotDevice
 from miio.click_common import EnumType, command, format_output
-from miio.fan_common import MoveDirection, OperationMode
+
+
+class OperationMode(enum.Enum):
+    Normal = "normal"
+    Nature = "nature"
+
+
+class MoveDirection(enum.Enum):
+    Left = "left"
+    Right = "right"
+
 
 MODEL_FAN_P9 = "dmaker.fan.p9"
 MODEL_FAN_P10 = "dmaker.fan.p10"

miio/integrations/dmaker/fan/test_fan.py

@@ -2,10 +2,9 @@
 
 import pytest
 
-from miio.fan_common import OperationMode
 from miio.tests.dummies import DummyDevice
 
-from .fan import MODEL_FAN_P5, FanP5, FanStatusP5
+from .fan import MODEL_FAN_P5, FanP5, FanStatusP5, OperationMode
 
 
 class DummyFanP5(DummyDevice, FanP5):

miio/integrations/zhimi/fan/fan.py

@@ -1,3 +1,4 @@
+import enum
 import logging
 from typing import Any, Dict, Optional
 
@@ -6,7 +7,18 @@
 from miio import Device, DeviceStatus
 from miio.click_common import EnumType, command, format_output
 from miio.devicestatus import sensor, setting
-from miio.fan_common import LedBrightness, MoveDirection
+
+
+class MoveDirection(enum.Enum):
+    Left = "left"
+    Right = "right"
+
+
+class LedBrightness(enum.Enum):
+    Bright = 0
+    Dim = 1
+    Off = 2
+
 
 _LOGGER = logging.getLogger(__name__)
 

miio/integrations/zhimi/fan/test_zhimi_miot.py

@@ -2,11 +2,10 @@
 
 import pytest
 
-from miio.fan_common import OperationMode
 from miio.tests.dummies import DummyMiotDevice
 
 from . import FanZA5
-from .zhimi_miot import MODEL_FAN_ZA5, OperationModeFanZA5
+from .zhimi_miot import MODEL_FAN_ZA5, OperationMode, OperationModeFanZA5
 
 
 class DummyFanZA5(DummyMiotDevice, FanZA5):

miio/integrations/zhimi/fan/zhimi_miot.py

@@ -5,9 +5,19 @@
 
 from miio import DeviceException, DeviceStatus, MiotDevice
 from miio.click_common import EnumType, command, format_output
-from miio.fan_common import MoveDirection, OperationMode
 from miio.utils import deprecated
 
+
+class OperationMode(enum.Enum):
+    Normal = "normal"
+    Nature = "nature"
+
+
+class MoveDirection(enum.Enum):
+    Left = "left"
+    Right = "right"
+
+
 MODEL_FAN_ZA5 = "zhimi.fan.za5"
 
 MIOT_MAPPING = {