import PropTypes from '../_util/vue-types'
import VcSelect from '../select'
import MiniSelect from './MiniSelect'
import enUS from '../vc-pagination/locale/en_US'
import LocaleReceiver from '../locale-provider/LocaleReceiver'
import { getOptionProps } from '../_util/props-util'
import VcPagination from '../vc-pagination'
import Icon from '../icon'

export const PaginationProps = () => ({
  total: PropTypes.number,
  defaultCurrent: PropTypes.number,
  current: PropTypes.number,
  defaultPageSize: PropTypes.number,
  pageSize: PropTypes.number,
  hideOnSinglePage: PropTypes.bool,
  showSizeChanger: PropTypes.bool,
  pageSizeOptions: PropTypes.arrayOf(PropTypes.oneOfType([
    PropTypes.number,
    PropTypes.string,
  ])),
  buildOptionText: PropTypes.func,
  showSizeChange: PropTypes.func,
  showQuickJumper: PropTypes.bool,
  showTotal: PropTypes.any,
  size: PropTypes.string,
  simple: PropTypes.bool,
  locale: PropTypes.object,
  prefixCls: PropTypes.string,
  selectPrefixCls: PropTypes.string,
  itemRender: PropTypes.any,
  role: PropTypes.string,
})

export const PaginationConfig = () => ({
  ...PaginationProps(),
  position: PropTypes.oneOf(['top', 'bottom', 'both']),
})

export default {
  name: 'APagination',
  props: {
    ...PaginationProps(),
    prefixCls: PropTypes.string.def('ant-pagination'),
    selectPrefixCls: PropTypes.string.def('ant-select'),
  },
  model: {
    prop: 'current',
    event: 'change.current',
  },
  methods: {
    getIconsProps  () {
      const { prefixCls } = this.$props
      const prevIcon = (
        <a class={`${prefixCls}-item-link`}>
          <Icon type='left' />
        </a>
      )
      const nextIcon = (
        <a class={`${prefixCls}-item-link`}>
          <Icon type='right' />
        </a>
      )
      const jumpPrevIcon = (
        <a class={`${prefixCls}-item-link`}>
          {/* You can use transition effects in the container :) */}
          <div class={`${prefixCls}-item-container`}>
            <Icon
              class={`${prefixCls}-item-link-icon`}
              type='double-left'
            />
            <span class={`${prefixCls}-item-ellipsis`}>•••</span>
          </div>
        </a>
      )
      const jumpNextIcon = (
        <a class={`${prefixCls}-item-link`}>
          {/* You can use transition effects in the container :) */}
          <div class={`${prefixCls}-item-container`}>
            <Icon
              class={`${prefixCls}-item-link-icon`}
              type='double-right'
            />
            <span class={`${prefixCls}-item-ellipsis`}>•••</span>
          </div>
        </a>
      )
      return {
        prevIcon,
        nextIcon,
        jumpPrevIcon,
        jumpNextIcon,
      }
    },
    renderPagination (contextLocale) {
      const { buildOptionText, size, locale: customLocale, ...restProps } = getOptionProps(this)
      const isSmall = size === 'small'
      const paginationProps = {
        props: {
          ...restProps,
          ...this.getIconsProps(),
          selectComponentClass: (isSmall ? MiniSelect : VcSelect),
          locale: { ...contextLocale, ...customLocale },
          buildOptionText: buildOptionText || this.$scopedSlots.buildOptionText,
        },
        class: {
          'mini': isSmall,
        },
        on: this.$listeners,
      }

      return (
        <VcPagination
          {...paginationProps}
        />
      )
    },
  },
  render () {
    return (
      <LocaleReceiver
        componentName='Pagination'
        defaultLocale={enUS}
        scopedSlots={
          { default: this.renderPagination }
        }
      />
    )
  },
}