import { Button, Icon, Search } from 'vant'
import { defineComponent, PropType } from 'vue'
import styles from './index.module.less'
import iconSearch from '@common/images/icon_search.png'
import iconFilter from '@common/images/icon_filter.png'

type inputBackground = 'default' | 'white'

export default defineComponent({
  name: 'ColSearch',
  props: {
    modelValue: {
      type: String,
      default: ''
    },
    showAction: {
      type: Boolean,
      default: false
    },
    disabled: {
      type: Boolean,
      default: false
    },
    autofocus: {
      type: Boolean,
      default: false
    },
    placeholder: {
      type: String,
      default: '请输入搜索关键词'
    },
    background: {
      type: String,
      default: '#fff'
    },
    inputBackground: {
      type: String as PropType<inputBackground>,
      default: 'default'
    },
    onSearch: {
      type: Function,
      default: (val: string) => {}
    },
    onFilter: {
      type: Function,
      default: () => {}
    },
    filterDot: {
      type: Boolean,
      default: false
    }
  },
  watch: {
    modelValue() {
      this.search = this.modelValue
    }
  },
  data() {
    return {
      search: this.modelValue || ''
    }
  },
  render() {
    return (
      <Search
        class={[styles['col-search'], styles[this.inputBackground]]}
        v-model={this.search}
        background={this.background}
        showAction={this.showAction}
        shape="round"
        placeholder={this.placeholder}
        disabled={this.disabled}
        autofocus={this.autofocus}
        onSearch={(val: string) => {
          this.onSearch(val)
        }}
        v-slots={{
          'left-icon': () => <Icon name={iconSearch} size={16} />,
          'right-icon': () => (
            <Button
              class={styles.searchBtn}
              round
              type="primary"
              size="mini"
              onClick={() => {
                this.onSearch(this.search)
              }}
            >
              搜索
            </Button>
          ),
          action: () => (
            <Icon
              name={iconFilter}
              size={28}
              dot={this.filterDot}
              onClick={() => {
                this.onFilter()
              }}
            />
          )
        }}
      />
    )
  }
})