src/store/settingReducer.ts

import { createSlice } from "@reduxjs/toolkit";

interface SettingState {
    theme: string;
    fontSize: string;
    showSearch: boolean;
}

const initialState: SettingState = {
    theme: localStorage.getItem("theme") || "light",
    fontSize: localStorage.getItem("font") || "medium",
    showSearch: false,
};

const fontSizeMap: Record<string, string> = {
    small: "12px",
    medium: "16px",
    large: "20px",
};
document.body.className = initialState.theme; // 设置初始主题
document.documentElement.style.fontSize = fontSizeMap[initialState.fontSize];
export const settingSlice = createSlice({
    name:"setting",
    initialState,
    reducers:{
        toggleSearch: (state) => {
            state.showSearch = !state.showSearch;
        },
        toggleFontSize: (state) => {
            state.fontSize =
                state.fontSize === "small"
                    ? "medium"
                    : state.fontSize === "medium"
                    ? "large"
                    : "small";
            document.documentElement.style.fontSize = fontSizeMap[state.fontSize]; // 切换字体大小
            localStorage.setItem("font", state.fontSize); // 保存到 localStorage
        },
        toggleTheme: (state) => {
            const nextTheme = state.theme === "light" ? "dark" : "light";
            state.theme = nextTheme;
            document.body.className = nextTheme; // 切换 body 类名用于全局主题
            localStorage.setItem("theme", nextTheme); // 保存到 localStorage
            console.log("theme:", nextTheme)
        },
    },
})

export default settingSlice.reducer;
export const { toggleSearch, toggleFontSize, toggleTheme } = settingSlice.actions;