import { Table, Input, Icon, Button, Popconfirm } from 'choerodon-ui';

class EditableCell extends React.Component {
  state = {
    value: this.props.value,
    editable: false,
  }

  handleChange = (e) => {
    const value = e.target.value;
    this.setState({ value });
  }

  check = () => {
    this.setState({ editable: false });
    if (this.props.onChange) {
      this.props.onChange(this.state.value);
    }
  }

  edit = () => {
    this.setState({ editable: true });
  }

  render() {
    const { value, editable } = this.state;
    return (
      <div className="editable-cell">
        {
          editable ? (
            <div className="editable-cell-input-wrapper">
              <Input
                value={value}
                onChange={this.handleChange}
                onPressEnter={this.check}
              />
              <Icon
                type="check"
                className="editable-cell-icon-check"
                onClick={this.check}
              />
            </div>
          ) : (
            <div className="editable-cell-text-wrapper">
              {value || ' '}
              <Icon
                type="mode_edit"
                className="editable-cell-icon"
                onClick={this.edit}
              />
            </div>
          )
        }
      </div>
    );
  }
}

class EditableTable extends React.Component {
  constructor(props) {
    super(props);
    this.columns = [{
      title: 'name',
      dataIndex: 'name',
      width: '30%',
      render: (text, record) => (
        <EditableCell
          value={text}
          onChange={this.onCellChange(record.key, 'name')}
        />
      ),
    }, {
      title: 'age',
      dataIndex: 'age',
    }, {
      title: 'address',
      dataIndex: 'address',
    }, {
      title: 'operation',
      dataIndex: 'operation',
      render: (text, record) => {
        return (
          this.state.dataSource.length > 1
          ? (
            <Popconfirm title="Sure to delete?" onConfirm={() => this.onDelete(record.key)}>
              <a href="#">Delete</a>
            </Popconfirm>
          ) : null
        );
      },
    }];

    this.state = {
      dataSource: [{
        key: '0',
        name: 'Edward King 0',
        age: '32',
        address: 'London, Park Lane no. 0',
      }, {
        key: '1',
        name: 'Edward King 1',
        age: '32',
        address: 'London, Park Lane no. 1',
      }],
      count: 2,
    };
  }

  onCellChange = (key, dataIndex) => {
    return (value) => {
      const dataSource = [...this.state.dataSource];
      const target = dataSource.find(item => item.key === key);
      if (target) {
        target[dataIndex] = value;
        this.setState({ dataSource });
      }
    };
  }

  onDelete = (key) => {
    const dataSource = [...this.state.dataSource];
    this.setState({ dataSource: dataSource.filter(item => item.key !== key) });
  }

  handleAdd = () => {
    const { count, dataSource } = this.state;
    const newData = {
      key: count,
      name: `Edward King ${count}`,
      age: 32,
      address: `London, Park Lane no. ${count}`,
    };
    this.setState({
      dataSource: [...dataSource, newData],
      count: count + 1,
    });
  }

  render() {
    const { dataSource } = this.state;
    const columns = this.columns;
    return (
      <div>
        <Button className="editable-add-btn" onClick={this.handleAdd}>Add</Button>
        <Table bordered dataSource={dataSource} columns={columns} />
      </div>
    );
  }
}

ReactDOM.render(<EditableTable />, mountNode);

.editable-cell {
  position: relative;
}

.editable-cell-input-wrapper,
.editable-cell-text-wrapper {
  padding-right: 24px;
}

.editable-cell-text-wrapper {
  padding: 5px 24px 5px 5px;
}

.editable-cell-icon,
.editable-cell-icon-check {
  position: absolute;
  right: 0;
  width: 20px;
  cursor: pointer;
}

.editable-cell-icon {
  line-height: 18px;
  display: none;
}

.editable-cell-icon-check {
  line-height: 28px;
}

.editable-cell:hover .editable-cell-icon {
  display: inline-block;
}

.editable-cell-icon:hover,
.editable-cell-icon-check:hover {
  color: #108ee9;
}

.editable-add-btn {
  margin-bottom: 8px;
}