// Copyright 2021 99cloud
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import React from 'react';
import { Select, Checkbox, Row, Col, Form } from 'antd';
import PropTypes from 'prop-types';
import InputInt from '../InputInt';
import styles from './index.less';

export default class InstanceVolume extends React.Component {
  static propTypes = {
    options: PropTypes.array,
    value: PropTypes.any,
    minSize: PropTypes.number,
  };

  static defaultProps = {
    options: [],
    value: {},
    minSize: 0,
  };

  constructor(props) {
    super(props);
    const { type, size, deleteType } = props.value || {};
    const { minSize } = props;
    this.state = {
      type,
      size,
      deleteType,
      minSize,
    };
  }

  static getDerivedStateFromProps(nextProps, prevState) {
    if (
      nextProps.options !== prevState.options ||
      nextProps.minSize !== prevState.minSize
    ) {
      const { options, value, minSize } = nextProps;
      return {
        options,
        type: value.type,
        minSize,
      };
    }
    return null;
  }

  componentDidMount() {
    this.onChange();
  }

  checkVolume = (callback) => {
    const { type } = this.state;
    if (!type) {
      this.setState(
        {
          errorMsg: t('Please select a type!'),
          validateStatus: 'error',
        },
        callback
      );
      return;
    }
    this.setState(
      {
        errorMsg: undefined,
        validateStatus: 'success',
      },
      callback
    );
  };

  onChange = () => {
    this.checkVolume(() => {
      const { onChange, options = [] } = this.props;
      if (onChange) {
        const { type, deleteType } = this.state;
        const deleteTypeLabel =
          deleteType === 1
            ? t('Deleted with the instance')
            : t('Not deleted with the instance');
        const typeOption = options.find((it) => it.value === type);
        const value = {
          ...this.state,
          deleteTypeLabel,
          typeOption,
        };
        onChange(value);
      }
    });
  };

  onSelectChange = (value) => {
    this.setState(
      {
        type: value,
      },
      this.onChange
    );
  };

  onInputChange = (value) => {
    this.setState(
      {
        size: value,
      },
      this.onChange
    );
  };

  onDeleteChange = () => {
    const { deleteType } = this.state;
    this.setState(
      {
        deleteType: 1 - deleteType,
      },
      this.onChange
    );
  };

  render() {
    const {
      options,
      type,
      size,
      deleteType,
      validateStatus,
      errorMsg,
      minSize,
    } = this.state;
    const { name } = this.props;
    const selects = (
      <Select
        value={type}
        options={options}
        onChange={this.onSelectChange}
        className={styles.select}
        placeholder={t('Please select type')}
      />
    );
    const input = (
      <InputInt
        value={size}
        onChange={this.onInputChange}
        min={minSize}
        style={{ maxWidth: '60%' }}
      />
    );
    const deleteValue = deleteType === 1;
    const checkbox = (
      <Checkbox onChange={this.onDeleteChange} checked={deleteValue}>
        {t('Deleted with the instance')}
      </Checkbox>
    );

    return (
      <Form.Item
        className={styles['instance-volume']}
        name={name}
        validateStatus={validateStatus}
        help={errorMsg}
      >
        <Row gutter={24}>
          <Col span={8}>
            <span className={styles.label}>{t('Type')}</span>
            {selects}
          </Col>
          <Col span={14}>
            <span className={styles.label}>{t('Size')}</span>
            {input}
            <span className={styles['size-label']}>GiB</span>
            {checkbox}
          </Col>
        </Row>
      </Form.Item>
    );
  }
}
