import { Injectable } from '@nestjs/common';
import { IncomeRange, IncomeSource, JobCategory, JobSector, PoiType } from '../enums';
import { KycMetadataResponseDto, MetadataOptionDto } from '../dtos/response';

@Injectable()
export class MetadataService {
  getKycOnboardMetadata(): KycMetadataResponseDto {
    return {
      poiTypes: this.enumToOptions(PoiType, {
        [PoiType.IQA]: 'Iqama (Resident ID)',
        [PoiType.NAT]: 'National ID',
      }),
      jobSectors: this.enumToOptions(JobSector, {
        [JobSector.GOVERNMENT_SECTOR]: 'Government Sector',
        [JobSector.HOME_MAKER]: 'Home Maker',
        [JobSector.MILITARY]: 'Military',
        [JobSector.PRIVATE_SECTOR]: 'Private Sector',
        [JobSector.RETIRED]: 'Retired',
        [JobSector.SELF_EMPLOYED]: 'Self Employed',
        [JobSector.STUDENT]: 'Student',
        [JobSector.HOUSEHOLD_LABOR]: 'Household Labor',
        [JobSector.UNEMPLOYED]: 'Unemployed',
      }),
      incomeSources: this.enumToOptions(IncomeSource, {
        [IncomeSource.SALARY]: 'Salary',
        [IncomeSource.ANCESTRAL]: 'Ancestral/Inheritance',
        [IncomeSource.REAL_ESTATE]: 'Real Estate',
        [IncomeSource.INVESTMENT_RETURNS]: 'Investment Returns',
        [IncomeSource.RENTAL_INCOME]: 'Rental Income',
        [IncomeSource.OTHER]: 'Other',
      }),
      jobCategories: this.enumToOptions(JobCategory, {
        [JobCategory.ASSISTANT_MINISTER]: 'Assistant Minister',
        [JobCategory.DEPUTY_MINISTER]: 'Deputy Minister',
        [JobCategory.UNDER_SECRETARY]: 'Under Secretary',
        [JobCategory.GENERAL_MANAGER]: 'General Manager',
        [JobCategory.CHAIRMAN]: 'Chairman',
        [JobCategory.MANAGER]: 'Manager',
        [JobCategory.PROFESSOR]: 'Professor',
        [JobCategory.HEAD_OF_COURT]: 'Head of Court',
        [JobCategory.JUDGE]: 'Judge',
        [JobCategory.LAWYER]: 'Lawyer',
        [JobCategory.SCIENTIST]: 'Scientist',
        [JobCategory.NOTARY]: 'Notary',
        [JobCategory.BUSINESSMAN]: 'Businessman',
        [JobCategory.MERCHANT]: 'Merchant',
        [JobCategory.PHARMACIST]: 'Pharmacist',
        [JobCategory.DOCTOR]: 'Doctor',
        [JobCategory.MEDICAL_TECHNICIAN]: 'Medical Technician',
        [JobCategory.NURSE]: 'Nurse',
        [JobCategory.ENGINEER]: 'Engineer',
        [JobCategory.CHEMIST]: 'Chemist',
        [JobCategory.CONTRACTOR]: 'Contractor',
        [JobCategory.AUDITOR_ACCOUNTANT]: 'Auditor/Accountant',
        [JobCategory.RESEARCHER]: 'Researcher',
        [JobCategory.ACCOUNTANT]: 'Accountant',
        [JobCategory.JOURNALIST]: 'Journalist',
        [JobCategory.DESIGNER]: 'Designer',
        [JobCategory.COMPUTER_SPECIALIST]: 'Computer Specialist',
        [JobCategory.TRANSLATOR]: 'Translator',
        [JobCategory.TEACHER]: 'Teacher',
        [JobCategory.PILOT]: 'Pilot',
        [JobCategory.HOST]: 'Host',
        [JobCategory.OFFICER]: 'Officer',
        [JobCategory.SOLDIER]: 'Soldier',
        [JobCategory.RETIRED]: 'Retired',
        [JobCategory.SALESMAN]: 'Salesman',
        [JobCategory.AUTHOR]: 'Author',
        [JobCategory.CRAFTSMAN]: 'Craftsman',
        [JobCategory.SECURITY]: 'Security',
        [JobCategory.LABORER]: 'Laborer',
        [JobCategory.DRIVER]: 'Driver',
        [JobCategory.FARMER]: 'Farmer',
        [JobCategory.HOUSEWIFE]: 'Housewife',
        [JobCategory.DIPLOMAT]: 'Diplomat',
        [JobCategory.STUDENT]: 'Student',
        [JobCategory.FREELANCER]: 'Freelancer',
        [JobCategory.SHEPHERD]: 'Shepherd',
        [JobCategory.HOUSEMAID_OR_BABYSITTER]: 'Housemaid/Babysitter',
        [JobCategory.CAPTAIN]: 'Captain',
        [JobCategory.AMBASSADOR]: 'Ambassador',
        [JobCategory.MARKETING]: 'Marketing',
        [JobCategory.CONSULTING]: 'Consulting',
        [JobCategory.SUPERVISOR]: 'Supervisor',
        [JobCategory.BANKER]: 'Banker',
        [JobCategory.BODYGUARD_OR_PERSONAL_ASSISTANT]: 'Bodyguard/Personal Assistant',
      }),
      incomeRanges: this.enumToOptions(IncomeRange, {
        [IncomeRange.BELOW_2000]: 'SAR 2,000 and below',
        [IncomeRange.RANGE_2000_5000]: 'SAR 2,000 to 5,000',
        [IncomeRange.RANGE_5000_10000]: 'SAR 5,000 to 10,000',
        [IncomeRange.RANGE_10000_20000]: 'SAR 10,000 to 20,000',
        [IncomeRange.ABOVE_20000]: 'SAR 20,000 and above',
      }),
    };
  }

  private enumToOptions(enumObj: any, labels: Record<string, string>): MetadataOptionDto[] {
    return Object.keys(enumObj).map((key) => ({
      value: enumObj[key],
      label: labels[enumObj[key]] || enumObj[key],
    }));
  }
}