react-datepicker-enhanced/src/components/TimePicker/Panel.js

react datepicker component. (include persian jalaali calendar)

import React from 'react';
import PropTypes from 'prop-types';
import momentJalaali from 'moment-jalaali';
import Header from './Header';
import Combobox from './Combobox';

function noop() {}

function generateOptions(length, disabledOptions, hideDisabledOptions) {
  const arr = [];
  for (let value = 0; value < length; value++) {
    if (!disabledOptions || disabledOptions.indexOf(value) < 0 || !hideDisabledOptions) {
      arr.push(value);
    }
  }
  return arr;
}

class Panel extends React.Component {
  static propTypes = {
    clearText: PropTypes.string,
    prefixCls: PropTypes.string,
    defaultOpenValue: PropTypes.object,
    value: PropTypes.object,
    placeholder: PropTypes.string,
    format: PropTypes.string,
    disabledHours: PropTypes.func,
    disabledMinutes: PropTypes.func,
    disabledSeconds: PropTypes.func,
    hideDisabledOptions: PropTypes.bool,
    onChange: PropTypes.func,
    onEsc: PropTypes.func,
    allowEmpty: PropTypes.bool,
    showHour: PropTypes.bool,
    showSecond: PropTypes.bool,
    onClear: PropTypes.func,
    showAMPM: PropTypes.bool,
    isGregorian: PropTypes.bool
  };

  static defaultProps = {
    prefixCls: 'rc-time-picker-panel',
    onChange: noop,
    onClear: noop,
    defaultOpenValue: momentJalaali()
  };

  constructor(props) {
    super(props);
    this.state = {
      value: this.props.value,
      selectionRange: []
    };
  }

  UNSAFE_componentWillReceiveProps(nextProps) {
    const { value } = nextProps;
    if (value) {
      this.setState({
        value
      });
    }
  }

  onChange = newValue => {
    this.setState({ value: newValue });
    this.props.onChange(newValue);
  };

  onClear = () => {
    this.props.onClear();
  };

  onCurrentSelectPanelChange = currentSelectPanel => {
    this.setState({ currentSelectPanel });
  };

  render() {
    const {
      isGregorian,
      formatter,
      prefixCls,
      className,
      placeholder,
      disabledHours,
      disabledMinutes,
      disabledSeconds,
      hideDisabledOptions,
      allowEmpty,
      showHour,
      showSecond,
      showAMPM,
      format,
      defaultOpenValue,
      clearText,
      onEsc
    } = this.props;
    const { value, currentSelectPanel } = this.state;
    const disabledHourOptions = disabledHours();
    const disabledMinuteOptions = disabledMinutes(value ? value.hour() : null);
    const disabledSecondOptions = disabledSeconds(
      value ? value.hour() : null,
      value ? value.minute() : null
    );
    const hourOptions = generateOptions(24, disabledHourOptions, hideDisabledOptions);
    const minuteOptions = generateOptions(60, disabledMinuteOptions, hideDisabledOptions);
    const secondOptions = generateOptions(60, disabledSecondOptions, hideDisabledOptions);

    return (
      <div className={`${prefixCls}-inner ${className}`}>
        <Header
          clearText={clearText}
          prefixCls={prefixCls}
          defaultOpenValue={defaultOpenValue}
          value={value}
          currentSelectPanel={currentSelectPanel}
          onEsc={onEsc}
          format={format}
          placeholder={placeholder}
          hourOptions={hourOptions}
          minuteOptions={minuteOptions}
          secondOptions={secondOptions}
          disabledHours={disabledHours}
          disabledMinutes={disabledMinutes}
          disabledSeconds={disabledSeconds}
          onChange={this.onChange}
          onClear={this.onClear}
          allowEmpty={allowEmpty}
        />
        <Combobox
          isGregorian={isGregorian}
          formatter={formatter}
          prefixCls={prefixCls}
          value={value}
          defaultOpenValue={defaultOpenValue}
          format={format}
          onChange={this.onChange}
          showAMPM={showAMPM}
          showHour={showHour}
          showSecond={showSecond}
          hourOptions={hourOptions}
          minuteOptions={minuteOptions}
          secondOptions={secondOptions}
          disabledHours={disabledHours}
          disabledMinutes={disabledMinutes}
          disabledSeconds={disabledSeconds}
          onCurrentSelectPanelChange={this.onCurrentSelectPanelChange}
        />
      </div>
    );
  }
}

export default Panel;