import moment from 'moment';
import { KEYCODE } from '../../util';
export var PANEL = {
  TIME: 'time-panel',
  DATE: 'date-panel'
};
export var DEFAULT_TIME_FORMAT = 'HH:mm:ss';
export function isFunction(obj) {
  return !!(obj && obj.constructor && obj.call && obj.apply);
}
/**
 * 将 source 的 time 替换为 target 的 time
 * @param {Object} source 输入值
 * @param {Object} target 目标值
 */

export function resetValueTime(source, target) {
  if (!moment.isMoment(source) || !moment.isMoment(target)) {
    return source;
  }

  return source.clone().hour(target.hour()).minute(target.minute()).second(target.second());
}
export function formatDateValue(value, format) {
  var val = typeof value === 'string' ? moment(value, format, false) : value;

  if (val && moment.isMoment(val) && val.isValid()) {
    return val;
  }

  return null;
}
export function checkDateValue(props, propName, componentName) {
  // 支持传入 moment 对象或字符串，字符串不检测是否为日期字符串
  if (props[propName] && !moment.isMoment(props[propName]) && typeof props[propName] !== 'string') {
    return new Error("Invalid prop ".concat(propName, " supplied to ").concat(componentName, ". Required a moment object or format date string!"));
  }
}
export function getDateTimeFormat(format, showTime) {
  var timeFormat = showTime ? showTime.format || DEFAULT_TIME_FORMAT : '';
  var dateTimeFormat = timeFormat ? "".concat(format, " ").concat(timeFormat) : format;
  return {
    format: format,
    timeFormat: timeFormat,
    dateTimeFormat: dateTimeFormat
  };
}
export function extend(source, target) {
  for (var key in source) {
    if (source.hasOwnProperty(key)) {
      target[key] = source[key];
    }
  }

  return target;
}
/**
 * 监听键盘事件，操作日期字符串
 * @param {KeyboardEvent} e 事件对象
 * @param {Object} param1
 * @param {String} type 类型 year month day
 */

export function onDateKeydown(e, _ref, type) {
  var format = _ref.format,
      dateInputStr = _ref.dateInputStr,
      value = _ref.value;

  if ([KEYCODE.UP, KEYCODE.DOWN, KEYCODE.PAGE_UP, KEYCODE.PAGE_DOWN].indexOf(e.keyCode) === -1) {
    return;
  }

  if (e.altKey && [KEYCODE.PAGE_UP, KEYCODE.PAGE_DOWN].indexOf(e.keyCode) === -1 || e.controlKey || e.shiftKey) {
    return;
  }

  var date = moment(dateInputStr, format, true);

  if (date.isValid()) {
    var stepUnit = e.altKey ? 'year' : 'month';

    switch (e.keyCode) {
      case KEYCODE.UP:
        date.subtract(1, type);
        break;

      case KEYCODE.DOWN:
        date.add(1, type);
        break;

      case KEYCODE.PAGE_UP:
        date.subtract(1, stepUnit);
        break;

      case KEYCODE.PAGE_DOWN:
        date.add(1, stepUnit);
        break;
    }
  } else if (value) {
    date = value.clone();
  } else {
    date = moment();
  }

  e.preventDefault();
  return date.format(format);
}
/**
 * 监听键盘事件，操作时间
 * @param {KeyboardEvent} e
 * @param {Object} param1
 * @param {String} type second hour minute
 */

export function onTimeKeydown(e, _ref2, type) {
  var format = _ref2.format,
      timeInputStr = _ref2.timeInputStr,
      steps = _ref2.steps,
      value = _ref2.value;
  if ([KEYCODE.UP, KEYCODE.DOWN, KEYCODE.PAGE_UP, KEYCODE.PAGE_DOWN].indexOf(e.keyCode) === -1) return;
  if (e.altKey && [KEYCODE.PAGE_UP, KEYCODE.PAGE_DOWN].indexOf(e.keyCode) === -1 || e.controlKey || e.shiftKey) return;
  var time = moment(timeInputStr, format, true);

  if (time.isValid()) {
    var stepUnit = e.altKey ? 'hour' : 'minute';

    switch (e.keyCode) {
      case KEYCODE.UP:
        time.subtract(steps[type], type);
        break;

      case KEYCODE.DOWN:
        time.add(steps[type], type);
        break;

      case KEYCODE.PAGE_UP:
        time.subtract(steps[stepUnit], stepUnit);
        break;

      case KEYCODE.PAGE_DOWN:
        time.add(steps[stepUnit], stepUnit);
        break;
    }
  } else if (value) {
    time = value.clone();
  } else {
    time = moment().hours(0).minutes(0).seconds(0);
  }

  e.preventDefault();
  return time.format(format);
}