import { createContext, useContext, useState } from 'react'
import { Flex, Button, Image, Divider, Typography, Empty, Skeleton, Row, Col, InputNumber, Form, DatePicker, Input } from 'antd'

const HotelContext = createContext()

export function SearchForm({ onSearch, onInit }) {
  const [searchForm] = Form.useForm()

  onInit(searchForm)

  const handelFormFinish = () => {
    const formValue = searchForm.getFieldValue()
    // setSearchParams({
    //   hotel: formValue.hotelName,
    //   checkin: formValue.dataRange[0].format('YYYY-MM-DD'),
    //   checkout: formValue.dataRange[1].format('YYYY-MM-DD')
    // })

    onSearch(formValue)

    // setLoading(true)
    // searchByCriteria(formValue)
    //   .finally(() => setLoading(false))
  }

  return (
    <Form
      name='searchForm'
      form={searchForm}
      layout='inline'
      onFinish={handelFormFinish}
      onFinishFailed={() => console.info('onFinishFailed')}
      autoComplete='off'
    >
      <Form.Item
        label={'酒店名称'}
        name='hotelName'
        rules={[
          {
            required: true,
            message: '必填',
          },
        ]}
      >
        <Input placeholder={'不能为空'} />
      </Form.Item>
      <Form.Item
        label={'入住时间'}
        name='dataRange'
        allowClear={false}
        rules={[
          {
            required: true,
            message: '必填',
          },
        ]}
      >
        <DatePicker.RangePicker placeholder={['入住日期', '退房日期']} />
      </Form.Item>
      <Form.Item>
        <Button type='primary' htmlType='submit'>搜索</Button>
      </Form.Item>
    </Form>
  )
}

export function HotelList({ dataSource, loading, onChange }) {

  if (dataSource && dataSource.length > 0) {
    const itemList = dataSource.map((data, index) => {
      return (
        <>
        <Skeleton active loading={loading} key={index}>
          <Row gutter={16} className='rounded shadow-md hover:shadow-lg hover:shadow-gray-400 p-2 border-solid border border-gray-100'>
            <Col span={24}>
              <Flex
                vertical gap='small'
                align='flex-start'
                justify='flex-start'
              >
                <Typography.Title level={5}>
                  {data.hotel_name}
                </Typography.Title>
                <Typography.Text type='secondary'>{data.address}</Typography.Text>
                <span>{data.base_price.Price??0} 起</span>
                <Button size='small' type='primary' onClick={() => onChange(data)}>
                  查看房型
                </Button>
              </Flex>
            </Col>
          </Row>
          </Skeleton>
        </>
      )
    })

    return (
      <HotelContext.Provider value={{ onChange }}>
        <Flex vertical gap='small'>
          {itemList}
        </Flex>
      </HotelContext.Provider>
    )
  } else {
    return <Empty />
  }
}

export function RoomList({ dataSource, loading, onChange }) {

  const triggerChange = (changedValue) => {
    onChange?.(
      changedValue
    )
  }

  if (dataSource && dataSource.length > 0) {
    const itemList = dataSource.map((room, index) => {
      let roomImage = <Empty description={false}/>
      if (room?.Images && room?.Images.length > 0) {
        roomImage = <Image src={room?.Images[0].Url} />
      }

      return (
        <Skeleton active loading={loading} key={index}>
        <div className='rounded shadow-md hover:shadow-lg hover:shadow-gray-400 p-2 border-solid border border-gray-100'>
          <Typography.Title level={5}>
            {room.RoomName}, {room.BedTypeDesc}
          </Typography.Title>
          <Row gutter={[16, 16]}>
            <Col span={4}>
              <Flex vertical>
                {roomImage}
                <span>大小: {room.Area??0}m²</span>
              </Flex>
            </Col>
            <Col span={20}>
              {
                room.RatePlans.map((plan, index) => {
                  return (
                    <PlanItem key={index} room={room} plan={plan}></PlanItem>
                  )
                })
              }
            </Col>
          </Row>
        </div>
        </Skeleton>
      )
    })

    return (
      <HotelContext.Provider value={{ triggerChange }}>
        <Flex gap='middle' vertical>
          {itemList}
        </Flex>
      </HotelContext.Provider>
    )
  } else {
    return <Empty />
  }
}

const getMealDesc = (plan) => {
  const type = plan.MealType
  let desc = '未知'
  if (type === 1) desc = '早' + plan.Breakfast + '中' + plan.Lunch + '晚' + plan.Dinner
  else if (type === 2) desc = '半包'
  else if (type === 3) desc = '全包'
  else if (type === 4) desc = '午/晚二选一'
  else if (type === 5) desc = '早+午/晚二选一'

  return desc
}

const PlanItem = ({room, plan}) => {
  const { triggerChange } = useContext(HotelContext)
  return (
    <>
      <Row gutter={[16, 16]} className=' divide-y divide-slate-700'>
        <Col span={6}><span>餐: {getMealDesc(plan)}</span></Col>
        <Col span={6}><span>{plan.Cancelable ? plan.CancelRulesText.join('；') : plan.CancelableText}</span></Col>
        <Col span={6}>
          <b>{plan.PriceUnit}</b>
          <small>{plan.Currency}</small>
        </Col>
        <Col span={4}><Button size='small' onClick={() => triggerChange({room, plan})}>
          选他
        </Button></Col>
      </Row>
      <Divider />
    </>
  )
}