import type { InternalNamePath, NamePath } from 'antd/lib/form/interface';
import moment from 'moment';
import get from 'rc-util/lib/utils/get';
import isNil from '../isNil';
import type { ProFieldValueType } from '../typing';

type DateFormatter = 'number' | 'string' | false;

const dateFormatterMap = {
  time: 'HH:mm:ss',
  timeRange: 'HH:mm:ss',
  date: 'YYYY-MM-DD',
  dateWeek: 'YYYY-wo',
  dateMonth: 'YYYY-MM',
  dateQuarter: 'YYYY-QQ',
  dateYear: 'YYYY',
  dateRange: 'YYYY-MM-DD',
  dateTime: 'YYYY-MM-DD HH:mm:ss',
  dateTimeRange: 'YYYY-MM-DD HH:mm:ss',
};

function isObject(o: any) {
  return Object.prototype.toString.call(o) === '[object Object]';
}

export function isPlainObject(o: { constructor: any }) {
  if (isObject(o) === false) return false;

  // If has modified constructor
  const ctor = o.constructor;
  if (ctor === undefined) return true;

  // If has modified prototype
  const prot = ctor.prototype;
  if (isObject(prot) === false) return false;

  // If constructor does not have an Object-specific method
  if (prot.hasOwnProperty('isPrototypeOf') === false) {
    return false;
  }

  // Most likely a plain Object
  return true;
}

/**
 * 根据不同的格式转化 moment
 *
 * @param value
 * @param dateFormatter
 * @param valueType
 */
const convertMoment = (value: moment.Moment, dateFormatter: string | false, valueType: string) => {
  if (!dateFormatter) {
    return value;
  }
  if (moment.isMoment(value)) {
    if (dateFormatter === 'number') {
      return value.valueOf();
    }
    if (dateFormatter === 'string') {
      return value.format(dateFormatterMap[valueType] || 'YYYY-MM-DD HH:mm:ss');
    }
    if (typeof dateFormatter === 'string' && dateFormatter !== 'string') {
      return value.format(dateFormatter);
    }
  }
  return value;
};

/**
 * 这里主要是来转化一下数据 将 moment 转化为 string 将 all 默认删除
 *
 * @param value
 * @param dateFormatter
 * @param proColumnsMap
 */
const conversionSubmitValue = <T = any>(
  value: T,
  dateFormatter: DateFormatter,
  valueTypeMap: Record<
    string,
    | {
        valueType: ProFieldValueType;
        dateFormat: string;
      }
    | any
  >,
  omitNil?: boolean,
  parentKey?: NamePath,
): T => {
  const tmpValue = {} as T;
  // 如果 value 是 string | null | Blob类型 其中之一，直接返回
  // 形如 {key: [File, File]} 的表单字段当进行第二次递归时会导致其直接越过 typeof value !== 'object' 这一判断 https://github.com/ant-design/pro-components/issues/2071
  if (typeof value !== 'object' || isNil(value) || value instanceof Blob || Array.isArray(value)) {
    return value;
  }
  Object.keys(value).forEach((key) => {
    const namePath: InternalNamePath = parentKey ? ([parentKey, key].flat(1) as string[]) : [key];
    const valueFormatMap = get(valueTypeMap, namePath) || 'text';

    let valueType: ProFieldValueType = 'text';
    let dateFormat: string | undefined;
    if (typeof valueFormatMap === 'string') {
      valueType = valueFormatMap as ProFieldValueType;
    } else if (valueFormatMap) {
      valueType = valueFormatMap.valueType;
      dateFormat = valueFormatMap.dateFormat;
    }
    const itemValue = value[key];
    if (isNil(itemValue) && omitNil) {
      return;
    }
    // 处理嵌套的情况
    if (
      isPlainObject(itemValue) &&
      // 不是数组
      !Array.isArray(itemValue) &&
      // 不是 moment
      !moment.isMoment(itemValue)
    ) {
      tmpValue[key] = conversionSubmitValue(itemValue, dateFormatter, valueTypeMap, omitNil, [key]);
      return;
    }
    // 处理 FormList 的 value
    if (Array.isArray(itemValue)) {
      tmpValue[key] = itemValue.map((arrayValue, index) => {
        if (moment.isMoment(arrayValue)) {
          return convertMoment(arrayValue, dateFormat || dateFormatter, valueType);
        }
        return conversionSubmitValue(arrayValue, dateFormatter, valueTypeMap, omitNil, [
          key,
          `${index}`,
        ]);
      });
      return;
    }
    tmpValue[key] = convertMoment(itemValue, dateFormat || dateFormatter, valueType);
  });

  return tmpValue;
};

export default conversionSubmitValue;