import { Instance } from 'tippy.js'
import { ComponentObjectPropsOptions, defineComponent, h, ref } from 'vue'
import { useSingleton } from '../composables'
import { TippyOptions } from '../types'
import tippy, { DefaultProps } from 'tippy.js'

declare module 'vue' {
  interface ComponentCustomProps extends TippyOptions {}
}

const booleanProps = [
  'a11y',
  'allowHTML',
  'arrow',
  'flip',
  'flipOnUpdate',
  'hideOnClick',
  'ignoreAttributes',
  'inertia',
  'interactive',
  'lazy',
  'multiple',
  'showOnInit',
  'touch',
  'touchHold',
]

let props: ComponentObjectPropsOptions = {}

Object.keys(tippy.defaultProps).forEach((prop: string) => {
  if (booleanProps.includes(prop)) {
    props[prop] = {
      type: Boolean,
      default: function () {
        return tippy.defaultProps[prop as keyof DefaultProps] as Boolean
      },
    }
  } else {
    props[prop] = {
      default: function () {
        return tippy.defaultProps[prop as keyof DefaultProps]
      },
    }
  }
})


const TippySingleton = defineComponent({
  props,
  setup(props) {
    const instances = ref<Instance<any>[]>([])

    const { singleton } = useSingleton(instances, props)

    return { instances, singleton }
  },
  mounted() {
    const parent = this.$el.parentElement
    const elements = parent.querySelectorAll('[data-v-tippy]')

    this.instances = Array.from(elements)
      .map((el: any) => el._tippy)
      .filter(Boolean)

    this.singleton?.setInstances(this.instances)
  },
  render() {
    let slot = this.$slots.default ? this.$slots.default() : []

    return h(() => slot)
  },
})

export default TippySingleton