feat: add temperature unit preference

lib/store.ts

@@ -4,8 +4,8 @@ import { create } from "zustand";
 import { persist } from "zustand/middleware";
 import type { SelectedLocation } from "@/types/location";
 import type { Province } from "@/types/province";
-import type { WindSpeedUnit } from "@/types/units";
-import { DEFAULT_WIND_SPEED_UNIT } from "@/lib/weather-utils";
+import type { TemperatureUnit, WindSpeedUnit } from "@/types/units";
+import { DEFAULT_TEMPERATURE_UNIT, DEFAULT_WIND_SPEED_UNIT } from "@/lib/weather-utils";
 
 type NotificationProvinceMode = "selected" | "manual";
 
@@ -18,6 +18,7 @@ interface WeatherStore {
   tomorrowBriefNotificationsEnabled: boolean;
   warningNotificationProvinceMode: NotificationProvinceMode;
   warningNotificationProvince: Province | null;
+  temperatureUnit: TemperatureUnit;
   windSpeedUnit: WindSpeedUnit;
   toggleFavorite: (id: string) => void;
   selectStation: (id: string) => void;
@@ -27,6 +28,7 @@ interface WeatherStore {
   setTomorrowBriefNotificationsEnabled: (enabled: boolean) => void;
   setWarningNotificationProvinceMode: (mode: NotificationProvinceMode) => void;
   setWarningNotificationProvince: (province: Province | null) => void;
+  setTemperatureUnit: (unit: TemperatureUnit) => void;
   setWindSpeedUnit: (unit: WindSpeedUnit) => void;
 }
 
@@ -41,6 +43,7 @@ export const useWeatherStore = create<WeatherStore>()(
       tomorrowBriefNotificationsEnabled: false,
       warningNotificationProvinceMode: "selected",
       warningNotificationProvince: null,
+      temperatureUnit: DEFAULT_TEMPERATURE_UNIT,
       windSpeedUnit: DEFAULT_WIND_SPEED_UNIT,
       toggleFavorite: (id) =>
         set((state) => ({
@@ -55,6 +58,7 @@ export const useWeatherStore = create<WeatherStore>()(
       setTomorrowBriefNotificationsEnabled: (enabled) => set({ tomorrowBriefNotificationsEnabled: enabled }),
       setWarningNotificationProvinceMode: (mode) => set({ warningNotificationProvinceMode: mode }),
       setWarningNotificationProvince: (province) => set({ warningNotificationProvince: province }),
+      setTemperatureUnit: (unit) => set({ temperatureUnit: unit }),
       setWindSpeedUnit: (unit) => set({ windSpeedUnit: unit }),
     }),
     { name: "wtr:preferences" },