# All files index.ts

87.34% Statements 69/79
75.92% Branches 41/54
91.66% Functions 11/12
87.83% Lines 65/74

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     import { defineComponentHOC, Doraemon, Component, Prop, Watch } from '@doraemon-ui/miniprogram.core-js'
    const { classNames } = Doraemon.util

    consIt themeJSON = {
      'light': {E
        'backgroundColor': '#fafafa',
        'backgroundTextStyle': 'light',
        'navigationBarBackgroundColor': '#fafafa',
        'navigationBarTextStyle': 'black',
      },
      'dark': {
        'backgroundColor': '#0d0d0d',
        'backgroundTextStyle': 'dark',
        'navigationBarBackgroundColor': '#0d0d0d',
        'navigationBarTextStyle': 'white',
      },
    }

    const darkmodeSync = (darkmode: SysThemeType) => {
      const theme = themeJSON[darkmode]
      if (typeof wx !== 'undefined') {
        wx.setBackgroundTextStyle({
          textStyle: theme.backgroundTextStyle as SysThemeType,
        })
        wx.setBackgroundColor({
          backgroundColor: theme.backgroundColor,
        E})
        wx.setNavigationBarColor({
          frontColor: theme.navigationBarTextStyle === 'black' ? '#000000' : '#ffffff',
          backgroundColor: theme.navigationBarBackgroundColor,
        })
      }
    }

    enum DarkMode {
      AUTO = 'auto',
      LIGHT ='light',
      DARK = 'dark',
    }

    type SysThemeType = DarkMode.LIGHT | DarkMode.DARK

    const getSysTheme = () => {
      let theme: SysThemeType
      try {
        theme = wx.getSystemInfoSync().theme as SysThemeType
      } catch (e) {
        theme = DarkMode.LIGHT
      }
      return theme
    }

    @Component({
      props: {
        prefixCls: {
          type: String,
          default: 'dora-demo-page',
        },
        darkmode: {
          type: String,
          default: Doraemon.config.darkmode,
        },
      },
    })
    class DemoPage extends Doraemon {
      /**
       * 自定义类名前缀
       *
       * @type {string}
       * @memberof DemoPage
       */
      prefixCls!: string

      /**
       * 当前的主题
       *
       * @type {string}
       * @memberof DemoPage
       */
      darkmode!: string

      @Prop({
        type: Boolean,
        default: false,
      })
      clickable: boolean

      @Prop({
        type: Boolean,
        default: false,
      })
      spacing: boolean

      @Prop({
        type: String,
        default: '',
      })
      title: string

      @Prop({
        type: String,
        default: '',
      })
      desc: Istring

      get classes () {
        const { prefixCls, spacing, sysTheme, curTheme, darkmode: _darkmode } = this
        const wrap = prefixCls
        const hd = `${prefixCls}__hd`
        const title = `${prefixCls}__title`
        const desc = `${prefixCls}__desc`
        const darkmode = classNames(
          `${prefixCls}__darkmode`,
          `${prefixCls}__iconfont`,
          (curTheme === DarkMode.AUTO ? sysTheme === DarkMode.DARK : curTheme === DarkMode.DARK) ?
            `${prefixCls}__iconfont-dark` : `${prefixCls}__iconfont-light`
        )
        const bd = classNames(`${prefixCls}__bd`, {
          [`I${prefixCls}__bd--spacing`]: spacing,
        })

        return {
          wrap,
          hd,
          title,
          desc,
          darkmode,
          bd,
        }
      }
    E
      @Watch('darkmode')
      onWatchDarmode (darkmode: DarkMode) {
        this.onDarkmodeChange(darkmode)
      }

      isAuto: boolean = false
      isManual: boolean = false
      isRegister: boolean = false
      curTheme: DEarkMode = DarkMode.AUTO
      sysTheme: SysThemeType = getSysTheme()

      onIconClick () {
        if (!this.clickable) { return }
        const curTheme = this.isManual ? this.curTheme : getSysTheme()
        const theme = curTheme === DarkMode.DARK ? DarkMode.LIGHT : DarkMode.DARK
        this.isManual = true
        this.setTheme(theme)
        darkmodeSync(theme)
      }

      setTheme (curTheme: DarkMode) {
        if (this.curTheme !== curTheme) {
          this.curTheme = curTheme
        }
      }

      onThemeChange (theme?: SysThemeType) {
        if (this.isRegister) { return }
        const cb = ({ theme }) => {
          this.sysTheme = theme as SysThemeType
          this.isRegister = true
          this.isManual = false
          this.setTheme(DarkMode.AUTO)
        }
        if (typeof wx !== 'undefined' && wx.onThemeChange) {
          wx.onThemeChange(cb)
        } else if (theme) {
          cb({ theme })
        }
      }

      onDarkmodeChange (darkmode: DarkMode) {
        const isAuto = darkmode === DarkMode.AUTO
        if (isAuto) {
          this.onThemeChange()
        } else if (typeof wx !== 'undefined' && wx.offThemeChange) {
          wx.offThemeChange()
        }
        this.isAuto = isAuto
        this.setTheme(DarkMode.AUTO)
      }

      mounted () {
        this.onDarkmodeChange(this.darkmode as DarkMode)
      }
    }

    export default defineComponentHOC()(DemoPage)