ridi / simple-service-status

import PropTypes from 'prop-types';

import {

  Table as BSTable,

  Checkbox,

} from 'react-bootstrap';

class Column extends React.Component {

  render() {

    let content = this.props.options.key ? this.props.item[this.props.options.key] : '';

    if (typeof this.props.options.display === 'function') {

      const displayResult = this.props.options.display(this.props.item);

      if (displayResult instanceof Promise) {

        displayResult.then((content) => {

          React.Children.map(this.props.children, (child => React.cloneElement(child, {}, content)));

        }).catch((error) => {

          React.Children.map(this.props.children, (child => React.cloneElement(child, {}, error.message)));

        });

      } else {

        content = displayResult;

      }

    }

    return <td>{content}</td>;

  }

}

Column.propTypes = {

  item: PropTypes.object.isRequired,

  options: PropTypes.shape({

    key: PropTypes.string,

    display: PropTypes.func,

  }).isRequired,

};

class Row extends React.Component {

  onCheckboxChanged(checked, item) {

    this.props.onCheckboxChange(checked, item);

  }

  render() {

    return (

      <tr

        className={`${this.props.className} ${this.props.checked ? 'checked-row' : ''}`}

        onClick={() => this.onCheckboxChanged(!this.props.checked, this.props.item)}

      >

        {this.props.showCheckbox ? (

          <td><Checkbox onChange={e => this.onCheckboxChanged(e.target.checked, this.props.item)} checked={this.props.checked} /></td>

        ) : ''}

        {this.props.columns.map((col, idx) => <Column key={idx} item={this.props.item} options={col} />)}

      </tr>

    );

  }

}

Row.propTypes = {

  item: PropTypes.object.isRequired,

  columns: PropTypes.arrayOf(PropTypes.shape({

    key: PropTypes.string,

    display: PropTypes.func,

    isChildRow: PropTypes.bool,

    title: PropTypes.string,

  })).isRequired,

  checked: PropTypes.bool,

  onCheckboxChange: PropTypes.func,

  className: PropTypes.string,

  showCheckbox: PropTypes.bool,

};

class ChildRow extends React.Component {

  render() {

    return (

      <tr className={`${this.props.checked ? 'checked-row' : ''}`}>

        {this.props.showCheckbox ? <td /> : ''}

        <td colSpan={this.props.colSpan}>

          <BSTable bsClass="table inner-table">

            <colgroup>

              <col style={{ width: '100px' }} />

              <col />

            </colgroup>

            <tbody>

              {this.props.columns.map((col, idx) => {

                return <tr key={idx}><th>{col.title}</th><Column item={this.props.item} options={col} /></tr>;

              })}

            </tbody>

          </BSTable>

        </td>

      </tr>

    );

  }

}

ChildRow.propTypes = {

  item: PropTypes.object.isRequired,

  columns: PropTypes.arrayOf(PropTypes.shape({

    key: PropTypes.string,

    display: PropTypes.func,

    isChildRow: PropTypes.bool,

    title: PropTypes.string,

  })).isRequired,

  checked: PropTypes.bool,

  colSpan: PropTypes.number,

  showCheckbox: PropTypes.bool,

};

export default class Table extends React.Component {

  constructor(props) {

    super(props);

    this.state = {

      allChecked: false,

      checkedItems: [],

    };

  }

  getChecked() {

    return this.state.checkedItems;

  }

  onCheckboxChanged(checked, targetItem) {

    let checkedItems = this.state.checkedItems;

    let allChecked = this.state.allChecked;

    if (!targetItem) {  // all

      checkedItems = checked ? this.props.items.slice(0) : [];

      allChecked = checked;

    } else {

      if (checked) {

        checkedItems = checkedItems.concat(targetItem);

        if (checkedItems.length === this.props.items.length) {

          allChecked = true;

        }

      } else {

        const idx = checkedItems.indexOf(targetItem);

        if (idx > -1) {

          checkedItems.splice(idx, 1);

          allChecked = false;

        }

      }

    }

    this.setState({ checkedItems, allChecked });

    this.props.onCheckboxChange(checkedItems);

  }

  render() {

    const self = this;

    const mainCols = this.props.columns.filter(column => !column.isChildRow);

    const childCols = this.props.columns.filter(column => column.isChildRow);

    const mainColsLength = this.props.showCheckbox ? mainCols.length + 1 : mainCols.length;

    let rows = <tr><td colSpan={mainColsLength} style={{ 'text-align': 'center' }}>아이템이 없습니다.</td></tr>;

    if (this.props.items.length > 0) {

      rows = this.props.items.map((item, idx) => {

        const checked = self.state.checkedItems.includes(item);

        if (childCols.length > 0) {

          return [

            <Row

              className="main-row"

              key={idx}

              item={item}

              columns={mainCols}

              onCheckboxChange={(isChecked, targetItem) => this.onCheckboxChanged(isChecked, targetItem)}

              checked={checked}

              showCheckbox={this.props.showCheckbox}

            />,

            <ChildRow

              item={item}

              columns={childCols}

              colSpan={mainCols.length}

              checked={checked}

              showCheckbox={this.props.showCheckbox}

            />,

          ];

        }

        return (

          <Row

            key={idx}

            item={item}

            columns={mainCols}

            onCheckboxChange={(isChecked, targetItem) => this.onCheckboxChanged(isChecked, targetItem)}

            checked={checked}

            showCheckbox={this.props.showCheckbox}

          />

        );

      });

    }

    return (

      <BSTable responsive>

        <thead>

          <tr>

            {this.props.showCheckbox ? (

              <th>

                <Checkbox onChange={e => this.onCheckboxChanged(e.target.checked)} checked={this.state.allChecked} />

              </th>

            ) : ''}

            {mainCols.map((col, idx) => <th key={idx}>{col.title}</th>)}

          </tr>

        </thead>

        <tbody>{rows}</tbody>

      </BSTable>

    );

  }

}

Table.defaultProps = {

  onCheckboxChange: () => {},

  showCheckbox: false,

};

Table.propTypes = {

  items: PropTypes.arrayOf(PropTypes.object).isRequired,

  columns: PropTypes.arrayOf(PropTypes.shape({

    key: PropTypes.string,

    display: PropTypes.func,

    isChildRow: PropTypes.bool,

    title: PropTypes.string,

  })).isRequired,

  onCheckboxChange: PropTypes.func,

  showCheckbox: PropTypes.bool,

};