import type { CommonList, ModuleField } from '../models/common';
import { FieldTypeEnum } from '../enums/formDesignEnum';
import type { FormCreateField, FormDetail } from '@cordys/web/src/components/business/crm-form-create/types';
import { formatTimeValue, getCityPath, getIndustryPath } from './index';
import { useI18n } from '../hooks/useI18n';

export const linkAllAcceptTypes = [FieldTypeEnum.INPUT, FieldTypeEnum.TEXTAREA];
export const dataSourceTypes = [FieldTypeEnum.DATA_SOURCE, FieldTypeEnum.DATA_SOURCE_MULTIPLE];
export const hiddenTypes = [
  FieldTypeEnum.DIVIDER,
  FieldTypeEnum.PICTURE,
  FieldTypeEnum.ATTACHMENT,
  FieldTypeEnum.LINK,
  FieldTypeEnum.SUB_PRICE,
  FieldTypeEnum.SUB_PRODUCT,
];
export const needSameTypes = [
  FieldTypeEnum.PHONE,
  FieldTypeEnum.LOCATION,
  FieldTypeEnum.DATE_TIME,
  FieldTypeEnum.INPUT_NUMBER,
  FieldTypeEnum.INDUSTRY,
  FieldTypeEnum.SUB_PRICE,
  FieldTypeEnum.SUB_PRODUCT,
];
export const multipleTypes = [FieldTypeEnum.CHECKBOX, FieldTypeEnum.SELECT_MULTIPLE, FieldTypeEnum.INPUT_MULTIPLE];
export const memberTypes = [FieldTypeEnum.MEMBER, FieldTypeEnum.MEMBER_MULTIPLE];
export const departmentTypes = [FieldTypeEnum.DEPARTMENT, FieldTypeEnum.DEPARTMENT_MULTIPLE];
export const singleTypes = [FieldTypeEnum.RADIO, FieldTypeEnum.SELECT];
export const specialBusinessKeyMap: Record<string, string> = {
  customerId: 'customerName',
  contactId: 'contactName',
  clueId: 'clueName',
  businessId: 'businessName',
  contractId: 'contractName',
  owner: 'ownerName',
  opportunityId: 'opportunityName',
  paymentPlanId: 'paymentPlanName',
  businessTitleId: 'businessTitleName',
};

export function getRuleType(item: FormCreateField) {
  if (
    item.type === FieldTypeEnum.SELECT_MULTIPLE ||
    item.type === FieldTypeEnum.CHECKBOX ||
    item.type === FieldTypeEnum.INPUT_MULTIPLE ||
    item.type === FieldTypeEnum.MEMBER_MULTIPLE ||
    item.type === FieldTypeEnum.DEPARTMENT_MULTIPLE ||
    item.type === FieldTypeEnum.DATA_SOURCE ||
    item.type === FieldTypeEnum.DATA_SOURCE_MULTIPLE ||
    item.type === FieldTypeEnum.PICTURE ||
    item.type === FieldTypeEnum.ATTACHMENT
  ) {
    return 'array';
  }
  if (item.type === FieldTypeEnum.DATE_TIME) {
    return 'date';
  }
  if ([FieldTypeEnum.INPUT_NUMBER, FieldTypeEnum.FORMULA].includes(item.type)) {
    return 'number';
  }
  return 'string';
}

export function getNormalFieldValue(item: FormCreateField, value: any) {
  if (item.type === FieldTypeEnum.DATA_SOURCE && !value) {
    return '';
  }
  if (
    [
      FieldTypeEnum.SELECT_MULTIPLE,
      FieldTypeEnum.MEMBER_MULTIPLE,
      FieldTypeEnum.DEPARTMENT_MULTIPLE,
      FieldTypeEnum.DATA_SOURCE_MULTIPLE,
      FieldTypeEnum.INPUT_MULTIPLE,
    ].includes(item.type) &&
    !value
  ) {
    return [];
  }
  if (item.type === FieldTypeEnum.INPUT_MULTIPLE && !value) {
    return [];
  }
  if (item.multiple && !value) {
    return [];
  }
  return value;
}

/**
 * 格式化数字
 * @param value 数字
 * @param item
 */
export function formatNumberValue(value: string | number, item: FormCreateField) {
  if (value !== undefined && value !== null && value !== '') {
    if (item.numberFormat === 'percent') {
      return item.precision ? `${Number(value).toFixed(item.precision)}%` : `${value}%`;
    }
    if (item.showThousandsSeparator) {
      return (item.precision ? Number(Number(value).toFixed(item.precision)) : Number(value)).toLocaleString('en-US');
    }
    return item.precision ? Number(value).toFixed(item.precision) : value.toString();
  }
  return '-';
}

/**
 * 格式化数字显示为字符串
 * @param value 数字
 * @param item
 */
export function formatNumberValueToString(value: number, item: FormCreateField) {
  if (value !== undefined && value !== null) {
    if (item.numberFormat === 'percent') {
      return item.precision ? `${Number(value).toFixed(item.precision)}%` : `${value}%`;
    }
    if (item.showThousandsSeparator) {
      if (typeof value === 'string') {
        return value;
      }
      return item.precision
        ? `${value.toLocaleString('en-US').split('.')[0]}.${value.toFixed?.(item.precision).split('.')[1]}`
        : value.toLocaleString('en-US');
    }
    return item.precision ? Number(value).toFixed(item.precision) : value.toString();
  }
  return '-';
}

export function initFieldValue(field: FormCreateField, value: string | number | (string | number)[]) {
  if (
    [FieldTypeEnum.DATA_SOURCE, FieldTypeEnum.DATA_SOURCE_MULTIPLE].includes(field.type) &&
    typeof value === 'string'
  ) {
    return value ? [value] : [];
  }
  return value;
}

export function getFieldItemId(field: FormCreateField) {
  if (field.resourceFieldId) {
    return field.id.split('_ref_')[1]; // 处理数据源显示字段
  }
  return field.id;
}
/**
 * 
 * @param field 
 * @param fieldValue 
 * @returns 获取系统字段的值展示
 */
export function getDisplayFieldText(field: FormCreateField, fieldValue: any) {
  const { t } = useI18n();
  const fieldKey = field.businessKey || getFieldItemId(field);

  if (fieldKey === 'invalid') {
    if (fieldValue === true || fieldValue === 'true') {
      return t('common.voided');
    }
    if (fieldValue === false || fieldValue === 'false') {
      return t('common.normal');
    }
  }

  const currentOption = field.options?.find((option: any) => {
    if (option.value === fieldValue) {
      return true;
    }
    if (typeof option.value === 'boolean' && typeof fieldValue === 'string') {
      return String(option.value) === fieldValue;
    }
    return false;
  });

  return currentOption ? currentOption.label : fieldValue;
}

export function parseModuleFieldValue(item: FormCreateField, fieldValue: string | string[], options?: any[]) {
  if (fieldValue === undefined || fieldValue === null || fieldValue === '') {
    return '-';
  }
  const { t } = useI18n();
  let value: string | string[] = fieldValue;
  if (options) {
    // 若字段值是选项值，则取选项值的name
    if (Array.isArray(fieldValue)) {
      value = fieldValue.map((e) => {
        const option = options.find((opt) => opt.id === e);
        if (option) {
          return option.name || t('common.optionNotExist');
        }
        return t('common.optionNotExist');
      });
    } else {
      value = options.find((e) => e.id === fieldValue)?.name || t('common.optionNotExist');
    }
  } else if (
    [
      FieldTypeEnum.DATA_SOURCE,
      FieldTypeEnum.DATA_SOURCE_MULTIPLE,
      FieldTypeEnum.MEMBER,
      FieldTypeEnum.MEMBER_MULTIPLE,
      FieldTypeEnum.DEPARTMENT,
      FieldTypeEnum.DEPARTMENT_MULTIPLE,
    ].includes(item.type)
  ) {
    // 数据源/成员/部门类型字段，且没有匹配到 options，则显示不存在
    if (Array.isArray(fieldValue)) {
      value = fieldValue.map(() => t('common.optionNotExist'));
    } else {
      value = t('common.optionNotExist');
    }
  } else if (item.type === FieldTypeEnum.LOCATION) {
    const addressArr: string[] = (fieldValue as string)?.split('-')?.filter(Boolean) || [];
    if (!addressArr.length) {
      value = '-';
    } else {
      const country = addressArr[0];
      const rest = addressArr.filter((e, i) => i > 0).join('-');
      value = rest ? `${getCityPath(country, item.scope)}-${rest}` : getCityPath(country, item.scope);
    }
  } else if (item.type === FieldTypeEnum.INDUSTRY) {
    value = fieldValue ? getIndustryPath(fieldValue as string) : '-';
  } else if (item.type === FieldTypeEnum.INPUT_NUMBER) {
    value = formatNumberValueToString(fieldValue as unknown as number, item);
    if (value.includes('NaN') || value.includes('%%')) {
      value = fieldValue.toString();
    }
  } else if (item.type === FieldTypeEnum.DATE_TIME) {
    value = formatTimeValue(fieldValue as string, item.dateType);
  }
  if (Array.isArray(value) && item.resourceFieldId) {
    value = value.join(',');
  }
  return value;
}

export function parseFormDetailValue(item: FormCreateField, form: FormDetail, sourceName?: Ref<string>) {
  const { t } = useI18n();
  if (item.businessKey && !item.resourceFieldId) {
    // 引用数据源字段使用 id 读取数据，而不是 businessKey
    const options = form.optionMap?.[item.businessKey];
    // 业务标准字段读取最外层，读取form[item.businessKey]取到 id 值，然后去 options 里取 name
    let name: string | string[] = '';
    const value = form[item.businessKey];
    // 若字段值是选项值，则取选项值的name
    if (options) {
      if (Array.isArray(value)) {
        name = value.map((e) => {
          const option = options.find((opt) => opt.id === e);
          if (option) {
            return option.name || t('common.optionNotExist');
          }
          return t('common.optionNotExist');
        });
      } else if (value) {
        name = options.find((e) => e.id === value)?.name || t('common.optionNotExist');
      }
    }
    if (item.type === FieldTypeEnum.DATE_TIME) {
      return formatTimeValue(name || form[item.businessKey], item.dateType);
    }
    if (item.type === FieldTypeEnum.INPUT_NUMBER) {
      return formatNumberValueToString(name || form[item.businessKey], item);
    }
    if (item.type === FieldTypeEnum.ATTACHMENT) {
      return form.attachmentMap?.[item.businessKey] || [];
    }
    if (item.businessKey === 'name' && sourceName) {
      sourceName.value = name || form[item.businessKey];
    }
    return name || form[item.businessKey];
  }
  const options = form.optionMap?.[item.id];
  // 其他的字段读取moduleFields
  const field = form.moduleFields?.find((moduleField: ModuleField) => moduleField.fieldId === item.id);
  if (item.type === FieldTypeEnum.ATTACHMENT) {
    return form.attachmentMap?.[item.id] || [];
  }
  if (field) {
    return parseModuleFieldValue(item, field.fieldValue, options);
  }
}

/**
 * 表单配置表格回显数据
 */
export function transformData({
  item,
  fields,
  originalData,
  excludeFieldIds,
  needParseSubTable = false,
}: {
  fields: FormCreateField[];
  item: any;
  originalData?: CommonList<any>;
  excludeFieldIds?: string[];
  needParseSubTable?: boolean;
}) {
  const { t } = useI18n();
  const businessFieldAttr: Record<string, any> = {};
  const customFieldAttr: Record<string, any> = {};
  const addressFieldIds: string[] = [];
  const industryFieldIds: string[] = [];
  const dataSourceFieldIds: string[] = [];
  const memberFieldIds: string[] = [];
  const departmentFieldIds: string[] = [];
  const timeFieldIds: string[] = [];
  const fieldOptionMap: Record<string, any[]> = {};

  fields.forEach((field) => {
    const fieldId = field.resourceFieldId ? field.id : field.businessKey || field.id;
    if (field.type === FieldTypeEnum.LOCATION) {
      addressFieldIds.push(fieldId);
    } else if (field.type === FieldTypeEnum.INDUSTRY) {
      industryFieldIds.push(fieldId);
    } else if (field.type === FieldTypeEnum.DATA_SOURCE || field.type === FieldTypeEnum.DATA_SOURCE_MULTIPLE) {
      dataSourceFieldIds.push(fieldId);
    } else if (field.type === FieldTypeEnum.MEMBER || field.type === FieldTypeEnum.MEMBER_MULTIPLE) {
      memberFieldIds.push(fieldId);
    } else if (field.type === FieldTypeEnum.DEPARTMENT || field.type === FieldTypeEnum.DEPARTMENT_MULTIPLE) {
      departmentFieldIds.push(fieldId);
    } else if (field.type === FieldTypeEnum.DATE_TIME) {
      timeFieldIds.push(fieldId);
    } else if ([FieldTypeEnum.SUB_PRICE, FieldTypeEnum.SUB_PRODUCT].includes(field.type) && needParseSubTable) {
      field.subFields?.forEach((subField) => {
        const subFieldData = (
          item[fieldId] || item.moduleFields?.find((mf: any) => mf.fieldId === fieldId)?.fieldValue
        )?.map((subItem: Record<string, any>) => {
          if (subField.resourceFieldId) {
            subItem[`${subField.id}_original`] = subItem[field.id]; // 备份原始值以供编辑时填充数据源
            subItem[subField.id] = parseModuleFieldValue(
              subField,
              subItem[subField.id],
              // 数据源显示字段不使用业务 key，直接使用字段 id 去取值
              originalData?.optionMap?.[subField.id]
            );
            fieldOptionMap[subField.id] = originalData?.optionMap?.[subField.id] || [];
          } else {
            subItem[`${subField.id}_original`] = subItem[subField.businessKey || subField.id]; // 备份原始值以供编辑时填充数据源
            subItem[subField.id] = parseModuleFieldValue(
              subField,
              subItem[subField.businessKey || subField.id],
              originalData?.optionMap?.[subField.businessKey || subField.id]
            );
            fieldOptionMap[subField.businessKey || subField.id] =
              originalData?.optionMap?.[subField.businessKey || subField.id] || [];
          }
          return subItem;
        });
        item[fieldId] = subFieldData;
        if (fieldId === field.businessKey) {
          // 子表格字段可能会被设置为数据源的显示字段，而数据源显示字段都通过 id 读取，所以这里需要用 id 备份一份数据以供数据源显示字段场景读取
          item[field.id] = subFieldData;
        }
      });
    }
    if (field.businessKey && !field.resourceFieldId) {
      const fieldId = field.businessKey;
      const options = originalData?.optionMap?.[fieldId]?.map((e: any) => ({
        ...e,
        name: e.name || t('common.optionNotExist'),
      }));
      fieldOptionMap[fieldId] = options || [];
      if (addressFieldIds.includes(fieldId)) {
        // 地址类型字段，解析代码替换成省市区
        const addressArr: string[] = item[fieldId]?.split('-')?.filter(Boolean) || [];
        let value = '';
        if (!addressArr.length) {
          value = '-';
        } else {
          const country = addressArr[0];
          const rest = addressArr.filter((e, i) => i > 0).join('-');
          value = rest ? `${getCityPath(country)}-${rest}` : getCityPath(country);
        }
        businessFieldAttr[fieldId] = value;
      } else if (industryFieldIds.includes(fieldId)) {
        // 行业类型字段，解析代码替换成行业名称
        businessFieldAttr[fieldId] = item[fieldId] ? getIndustryPath(item[fieldId] as string) : '-';
      } else if (timeFieldIds.includes(fieldId)) {
        // 时间类型字段，格式化时间显示
        businessFieldAttr[fieldId] = formatTimeValue(item[fieldId], field.dateType);
      } else if (options && options.length > 0) {
        let name: string | string[] = '';
        if (item[fieldId] === '' || item[fieldId] === null) {
          name = '-';
        } else if (dataSourceFieldIds.includes(fieldId)) {
          // 处理数据源字段，需要赋值为数组
          if (typeof item[fieldId] === 'string' || typeof item[fieldId] === 'number') {
            // 单选
            name = options?.find((e) => e.id === item[fieldId])?.name || t('common.optionNotExist');
          } else {
            // 多选
            name = options?.filter((e) => item[fieldId]?.includes(e.id)).map((e) => e.name) || [
              t('common.optionNotExist'),
            ];
          }
        } else if (typeof item[fieldId] === 'string' || typeof item[fieldId] === 'number') {
          // 若值是单个字符串/数字
          name = options?.find((e) => e.id === item[fieldId])?.name || t('common.optionNotExist');
        } else {
          // 若值是数组
          name = options?.filter((e) => item[fieldId]?.includes(e.id)).map((e) => e.name) || [
            t('common.optionNotExist'),
          ];
          if (Array.isArray(name) && name.length === 0) {
            name = [t('common.optionNotExist')];
          }
        }
        if (!excludeFieldIds?.includes(field.businessKey)) {
          if (specialBusinessKeyMap[fieldId]) {
            // 处理特殊业务 key 映射关系
            businessFieldAttr[specialBusinessKeyMap[fieldId]] = name || t('common.optionNotExist');
          } else {
            businessFieldAttr[fieldId] = name || t('common.optionNotExist');
          }
        }
        if (fieldId === 'owner') {
          businessFieldAttr.ownerId = item.owner;
        }
      } else if (specialBusinessKeyMap[fieldId]) {
        // 处理特殊业务 key 映射关系
        businessFieldAttr[specialBusinessKeyMap[fieldId]] = item[specialBusinessKeyMap[fieldId]];
      }
      businessFieldAttr[field.id] = businessFieldAttr[fieldId] || item[fieldId];
    }
  });

  item.moduleFields?.forEach((field: ModuleField) => {
    const options = originalData?.optionMap?.[field.fieldId]?.map((e) => ({
      ...e,
      name: e.name || t('common.optionNotExist'),
    }));
    fieldOptionMap[field.fieldId] = options || [];
    if (addressFieldIds.includes(field.fieldId)) {
      // 地址类型字段，解析代码替换成省市区
      const addressArr: string[] = (field?.fieldValue as string)?.split('-')?.filter(Boolean) || [];
      let value = '';
      if (!addressArr.length) {
        value = '-';
      } else {
        const country = addressArr[0];
        const scope = fields.find((f) => f.id === field.fieldId)?.scope;
        const rest = addressArr.filter((e, i) => i > 0).join('-');
        value = rest ? `${getCityPath(country, scope)}-${rest}` : getCityPath(country, scope);
      }
      customFieldAttr[field.fieldId] = value;
    } else if (industryFieldIds.includes(field.fieldId)) {
      // 行业类型字段，解析代码替换成行业名称
      customFieldAttr[field.fieldId] = field.fieldValue ? getIndustryPath(field.fieldValue as string) : '-';
    } else if (timeFieldIds.includes(field.fieldId)) {
      // 时间类型字段，格式化时间显示
      customFieldAttr[field.fieldId] = formatTimeValue(
        field.fieldValue as string,
        fields.find((f) => f.id === field.fieldId)?.dateType
      );
    } else if (options && options.length > 0) {
      let name: string | string[] = '';
      if (dataSourceFieldIds.includes(field.fieldId)) {
        // 处理数据源字段，需要赋值为数组
        if (typeof field.fieldValue === 'string' || typeof field.fieldValue === 'number') {
          // 单选
          name = [options.find((e) => e.id === field.fieldValue)?.name || t('common.optionNotExist')];
        } else {
          // 多选
          name = field.fieldValue?.map((e) => options.find((o) => o.id === e)?.name || t('common.optionNotExist'));
        }
      } else if (typeof field.fieldValue === 'string' || typeof field.fieldValue === 'number') {
        // 若值是单个字符串/数字
        name = options.find((e) => e.id === field.fieldValue)?.name || t('common.optionNotExist');
      } else {
        // 若值是数组
        name = field.fieldValue?.map((fv) => options.find((e) => e.id === fv)?.name || t('common.optionNotExist'));
        if (Array.isArray(name) && name.length === 0) {
          name = [t('common.optionNotExist')];
        }
      }
      customFieldAttr[field.fieldId] = name || [t('common.optionNotExist')];
    } else if (
      [...dataSourceFieldIds, ...memberFieldIds, ...departmentFieldIds].includes(field.fieldId) &&
      (!options || options.length === 0)
    ) {
      // 处理匹配不到 optionsMap 的数据源/成员/部门字段
      if (typeof field.fieldValue === 'string' || typeof field.fieldValue === 'number') {
        // 单选
        customFieldAttr[field.fieldId] = field.fieldValue !== '' ? [t('common.optionNotExist')] : ['-'];
      } else {
        // 避免这里返回 [['选项不存在']] 这样的嵌套数组
        customFieldAttr[field.fieldId] = field.fieldValue?.map((e) => (e !== '' ? t('common.optionNotExist') : '-'));
      }
    } else {
      // 其他类型字段，直接赋值
      customFieldAttr[field.fieldId] = field.fieldValue;
    }
  });
  // 根据 moduleFields 集合判断 fields 完整字段集合中是否有自定义字段无值，因为无值后台不会在 moduleFields 里返回该字段，需要手动置空
  fields.forEach((field) => {
    if (!field.resourceFieldId && !field.businessKey) {
      const fieldId = field.id;
      // 避免将 0 有效计算结果误判为空
      if (customFieldAttr[fieldId] === undefined || customFieldAttr[fieldId] === null) {
        customFieldAttr[fieldId] = undefined;
      }
    }
  });

  return {
    ...item,
    ...customFieldAttr,
    ...businessFieldAttr,
    optionMap: fieldOptionMap,
  };
}

/**
 * 表单子表单计算汇总数值转换
 */
export function normalizeNumber(val: unknown): number {
  if (val === null || val === undefined || val === '') return 0;
  if (typeof val === 'number') {
    return Number.isFinite(val) ? val : 0;
  }
  if (typeof val === 'string') {
    let str = val.trim();
    if (!str) return 0;
    // 是否是百分比
    const isPercent = str.endsWith('%');
    // 去掉百分号
    if (isPercent) {
      str = str.slice(0, -1);
    }
    // 去掉千分位
    str = str.replace(/,/g, '');
    const num = Number(str);
    return Number.isNaN(num) ? 0 : num;
  }

  return 0;
}

/**
 * 合并初始选项和追加选项，去重后返回新的初始选项数组
 * @param sumInitialOptions
 * @param appendOptions
 * @returns
 */
export function mergeUniqueOptions(sumInitialOptions: Record<string, any>[], appendOptions: Record<string, any>[]) {
  const optionMap = new Map<any, Record<string, any>>();
  [...sumInitialOptions, ...appendOptions].forEach((option) => {
    if (!option) {
      return;
    }
    const optionKey = option.id ?? option.value;
    if (optionKey !== undefined) {
      if (optionMap.has(optionKey)) {
        Object.assign(optionMap.get(optionKey) || {}, option);
      } else {
        optionMap.set(optionKey, option);
      }
    }
  });
  sumInitialOptions = Array.from(optionMap.values());
  return sumInitialOptions;
}