Add support for Siguro Air Master air purifier

Issue #2700

ACKNOWLEDGEMENTS.md

@@ -808,3 +808,4 @@ Further device support has been made with the assistance of users. Please consid
 - [rackxp](https://github.com/rackxp) for assisting with support for Brilliant Smart twin flood lights with motion detection.
 - [toxacj](https://github.com/toxacj) for assisting with support for C30W gas leak detector.
 - [Ramon-E80](https://github.com/Ramon-E80) for assisting with support for Clean Air Optima CA-702 dehumidifier.
+- [fate8383](https://github.com/fate8383) for assisting with support for Siguro AP-K50 purifier.

DEVICES.md

@@ -319,6 +319,7 @@
 - Proscenic A8 air purifier
 - Proscenic A9 air purifier
 - Renpho RP-AP001S air purifier
+- Siguro Air Master AP-K50 air purifier
 - Smartmi E1 air purifier
 - Soho SO-350WUI Air Purifier
 - Soleusair A02 and A10 air purifiers

custom_components/tuya_local/devices/siguro_apk50_purifier.yaml

@@ -0,0 +1,132 @@
+name: Air purifier
+products:
+  - id: okhgq3wuhlmg03xz
+    manufacturer: Siguro
+    model: Air Master
+    model_id: AP-K50
+entities:
+  - entity: fan
+    dps:
+      - id: 1
+        type: boolean
+        name: switch
+      - id: 4
+        type: string
+        name: preset_mode
+        mapping:
+          - dps_val: auto
+            value: auto
+          - dps_val: sleep
+            value: sleep
+  - entity: sensor
+    class: pm25
+    dps:
+      - id: 2
+        type: integer
+        name: sensor
+        unit: ugm3
+        class: measurement
+  - entity: sensor
+    name: Filter life
+    category: diagnostic
+    dps:
+      - id: 5
+        type: integer
+        optional: true
+        name: sensor
+        unit: "%"
+  - entity: switch
+    translation_key: ionizer
+    category: config
+    dps:
+      - id: 6
+        type: boolean
+        name: switch
+  - entity: light
+    translation_key: display
+    category: config
+    dps:
+      - id: 8
+        type: boolean
+        name: switch
+  - entity: switch
+    translation_key: uv_sterilization
+    category: config
+    dps:
+      - id: 9
+        type: boolean
+        name: switch
+  - entity: select
+    translation_key: timer
+    category: config
+    dps:
+      - id: 18
+        type: string
+        name: option
+        mapping:
+          - dps_val: cancel
+            value: cancel
+          - dps_val: "1h"
+            value: "1h"
+          - dps_val: "2h"
+            value: "2h"
+          - dps_val: "3h"
+            value: "3h"
+          - dps_val: "4h"
+            value: "4h"
+          - dps_val: "5h"
+            value: "5h"
+  - entity: sensor
+    translation_key: time_remaining
+    class: duration
+    category: diagnostic
+    dps:
+      - id: 19
+        type: integer
+        name: sensor
+        unit: min
+        class: measurement
+  - entity: sensor
+    translation_key: air_quality
+    category: diagnostic
+    dps:
+      - id: 21
+        type: string
+        name: sensor
+        mapping:
+          - dps_val: great
+            value: excellent
+          - dps_val: mild
+            value: moderate
+          - dps_val: good
+            value: good
+          - dps_val: medium
+            value: poor
+          - dps_val: severe
+            value: severe
+  - entity: binary_sensor
+    class: problem
+    category: diagnostic
+    dps:
+      - id: 22
+        type: bitfield
+        name: sensor
+        mapping:
+          - dps_val: 0
+            value: false
+          - value: true
+      - id: 22
+        type: bitfield
+        name: fault_code
+  - entity: select
+    translation_key: temperature_unit
+    category: config
+    dps:
+      - id: 23
+        type: string
+        name: option
+        mapping:
+          - dps_val: c
+            value: celsius
+          - dps_val: f
+            value: fahrenheit