import { Controller, Get, Header, Query, UseGuards } from "@nestjs/common";
import { RolesGuard } from "src/common/guards/roles.guard";
import { Roles as RoleEnum } from '.prisma/client';
import { CsvExportService } from "../services/csv-exports.service";
// import { ExportCompany, ExportCsvOptionsDto, ExportType } from "../dtos/export-csv-options.dto";
import { RolesAllowed } from "src/common/decorators/roles.decorators";


@Controller('exports')
@UseGuards(RolesGuard)
export class CsvExportController {
    constructor(private readonly csvService: CsvExportService) {}

    // @Get('csv/:year/:period_no')
    // @Header('Content-Type', 'text/csv; charset=utf-8')
    // @Header('Content-Disposition', 'attachment; filename="export.csv"')
    // //@RolesAllowed(RoleEnum.ADMIN, RoleEnum.ACCOUNTING, RoleEnum.HR)
    // async exportCsv(@Query() options: ExportCsvOptionsDto,
    //                 @Query('period') periodId: string ): Promise<Buffer> {
    //                     //modify to accept year and period_number
    //     //sets default values
    //     const companies = options.companies && options.companies.length ? options.companies :
    //                     [ ExportCompany.TARGO, ExportCompany.SOLUCOM];
    //     const types = options.type && options.type.length ? options.type :
    //                     Object.values(ExportType);
        
    //     //collects all
    //     const all = await this.csvService.collectTransaction(Number(periodId), companies);

    //     //filters by type
    //     const filtered = all.filter(row => {
    //         switch (row.bank_code.toLocaleLowerCase()) {
    //             case 'holiday'   : return types.includes(ExportType.HOLIDAY);
    //             case 'vacation'  : return types.includes(ExportType.VACATION);
    //             case 'expenses'  : return types.includes(ExportType.EXPENSES);
    //                   default    : return types.includes(ExportType.SHIFTS);
    //         }
    //     });

    //     //generating the csv file
    //     return this.csvService.generateCsv(filtered);
    // }

}