# All files dialog.ts

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     import {
      getCurrentPage,
      findComponentNode,
      usePopupStateHOC,
      isTrue,
      isFalse,
      type NativeButtonProps,
      type PresetColor,
      type DefaultButtonHandle,
      type NativeButtonHandle,
      type MiniprogramPublicInstance,
    } from '@doraemon-ui/miniprogram.shared'
    import type { DialogInstance } from '.'

    export type { NativeButtonHandle }

    /**
     * 操作按钮的类型
     *
     * @export
     * @interface DialogButton
     */
    export type DialogButton = Omit<
      NativeButtonProps,
      'size' | 'type'| 'plain' | 'loading'
    > & {
      /** 标题 */
      text?: string
      /** 按钮类型 */
      type?: PresetColor
      /** 是否文字加粗 */
      bold?: boolean
      /** 类名 */
      className?: string
    } & NativeButtonHandle<DialogButton>

    /**
     * 对话框对应参数的类型
     *
     * @export
     * @interface DialogProps
     */
    export interface DialogProps {
      /** 自定义类名前缀 */
      prefixCls?: string
      /** 弹窗对应的自定义样式 */
      bodyStyle?: CSSStyleDeclaration
      /** 是否显示蒙层 */
      mask?: boolean
      /** 点击蒙层是否允许关闭 */
      maskClosable?: boolean
      /** 是否可见 */
      visible?: boolean
      /** 设置蒙层的 z-index */
      zIndex?: number
      /** 是否显示关闭按钮 */
      closable?: boolean
      /** 点击操作按钮后后是否关闭 */
      buttonClosable?: boolean
      /** 是否显示垂直按钮布局 */
      verticalButtons?: boolean
      /** 图片 */
      image?: string
      /** 标题 */
      title?: string
      /** 内容 */
      content?: string
      /** 操作按钮列表 */
      buttons?: DialogButton[]
    }

    /**
     * 对话框的参数
     *
     * @export
     */
    export type DialogShowOptions = {
      /** 组件的选择器 */
      selector?: string,
      /** 页面的实例 */
      instance?: MiniprogramPublicInstance
    }

    /**
     * show 方法对应参数的类型
     *
     * @export
     */
    export type DialogShowProps = Omit<
      DialogProps,
      'visible'
    > & {
      /** 点击关闭按钮或蒙层的回调函数 */
      onClose?: () => void
      /** 关闭后的回调函数 */
      onClosed?: () => void
    }

    const destroyFns = new Map<Function, boolean>()

    function clear() {
      for (const [close] of destroyFns) {
        close()
        destroyFns.delete(close)
      }
    }

    function mountComponent(
      props: DialogShowProps,
      container: DialogInstance,
      statePropName: string = 'visible'
    ) {
      const { render, destroy, update } = usePopupStateHOC<DialogInstance>(statePropName)(container)
      const close = () => {
        if (isTrue(container[statePropName])) {
          destroy(props.onClose)
          if (destroyFns.has(close)) {
            destroyFns.delete(close)
          }
        }
      }

      destroyFns.set(close, true)

      if (isFalse(container[statePropName])) {
        render(props)
      }

      // rewrite close
      container.onClose = () => {
        close()
      }
      container.onClosed = () => {
        props.onClosed?.()
      }

      return {
        destroy: close,
        update,
      }
    }

    function show (props?: DialogShowProps, options?: DialogShowOptions): () => void
    function show (props?: DialogShowProps, selector?: string, instance?: MiniprogramPublicInstance): () => void
    function show (props?: DialogShowProps, selector?: DialogShowOptions | string, instance?: MiniprogramPublicInstance): () => void {
      let opts: DialogShowOptions = {
        selector: '#dora-dialog',
        instance: getCurrentPage(),
      }
      if (typeof selector === 'string') {
        opts.selector = selector as string
        if (instance) {
          opts.instance = instance
        }
      } else if (typeof selector === 'object') {
        opts = {
          ...opts,
          ...selector as DialogShowOptions,
        }
      }
      const comp = findComponentNode<DialogInstance>(opts.selector, opts.instance)
      const { destroy } = mountComponent(props, comp)

      return () => destroy()
    }

    /**
     * alert 方法对应参数的类型
     *
     * @export
     */
    export type DialogAlertProps = Omit<
      DialogShowProps,
      'buttonClosable' | 'buttons'
    > & {
      /** 确定按钮的文字 */
      confirmText?: string
      /** 确定按钮的类型 */
      confirmType?: PresetColor
      /** 确定按钮的点击事件 */
      onConfirm?: DefaultButtonHandle<DialogButton>
    }

    function alert (props?: DialogAlertProps, options?: DialogShowOptions): Promise<void>
    function alert (props?: DialogAlertProps, selector?: string, instance?: MiniprogramPublicInstance): Promise<void>
    function alert (props?: DialogAlertProps, selector?: DialogShowOptions | string, instance?: MiniprogramPublicInstance): Promise<void> {
      const { confirmText, confirmType, onConfirm, ...restProps } = props
      return new Promise<void>((resolve) => {
        show.call(null, {
          ...restProps,
          buttonClosable: true,
          buttons: [{
            type: confirmType ?? 'balanced',
            text: confirmText ?? '确定',
            onClick (...args) {
              onConfirm?.(...args)
            },
          }],
          onClose: () => {
            resolve()
          },
        } as DialogProps, selector, instance)
      })
    }

    /**
     * confirm 方法对应参数的类型
     *
     * @export
     */
    export type DialogConfirmProps = DialogAlertProps & {
      /** 取消按钮的文字 */
      cancelText?: string
      /** 取消按钮的类型 */
      cancelType?: PresetColor
      /** 取消按钮的点击事件 */
      onCancel?: DefaultButtonHandle<DialogButton>
    }

    function confirm (props?: DialogConfirmProps, options?: DialogShowOptions): Promise<boolean>
    function confirm (props?: DialogConfirmProps, selector?: string, instance?: MiniprogramPublicInstance): Promise<boolean>
    function confirm (props?: DialogConfirmProps, selector?: DialogShowOptions | string, instance?: MiniprogramPublicInstance): Promise<boolean> {
      const { confirmText, confirmType, onConfirm, cancelText, cancelType, onCancel, ...restProps } = props
      return new Promise<boolean>((resolve) => {
        show.call(null, {
          ...restProps,
          buttonClosable: true,
          buttons: [{
            type: cancelType ?? 'dark',
            text: cancelText ?? '取消',
            async onClick (...args) {
              await onCancel?.(...args)
              resolve(false)
            },
          }, {
            type: confirmType ?? 'balanced',
            text: confirmText ?? '确定',
            async onClick (...args) {
              await onConfirm?.(...args)
              resolve(true)
            },
          }],
          onClose: () => {
            restProps.onClose?.()
            resolve(false)
          },
        } as DialogProps, selector, instance)
      })
    }

    export {
      show,
      alert,
      confirm,
      clear,
    }