import { Injectable, Logger } from "@nestjs/common";
import { Cron } from "@nestjs/schedule";
import { ApiInternalServerErrorResponse, ApiOperation, ApiResponse, ApiTags } from "@nestjs/swagger";
import { ExpensesService } from "src/modules/expenses/services/expenses.service";
import { LeaveRequestsService } from "src/modules/leave-requests/services/leave-request.service";
import { ShiftsService } from "src/modules/shifts/services/shifts.service";
import { TimesheetsService } from "src/modules/timesheets/services/timesheets.service";

@Injectable()
export class ArchivalService {
    private readonly logger = new Logger(ArchivalService.name);

    constructor(
        private readonly timesheetsService: TimesheetsService,
        private readonly expensesService: ExpensesService,
        private readonly shiftsService: ShiftsService,
        private readonly leaveRequestsService: LeaveRequestsService,
    ) {}
  
    @Cron('0 0 3 * * 1', {timeZone:'America/Toronto'}) // chaque premier lundi du mois à 03h00
    async handleMonthlyArchival() {
        const today = new Date();
        const dayOfMonth = today.getDate();

        if (dayOfMonth > 7) {
            this.logger.warn('Archive {awaiting 1st monday of the month for archivation process}')
            return;
        }

        this.logger.log('monthly archivation in process');
        try {
            await this.timesheetsService.archiveOld();
            await this.expensesService.archiveOld();
            await this.shiftsService.archiveOld();
            await this.leaveRequestsService.archiveExpired();
            this.logger.log('archivation process done');
        } catch (err) {
            this.logger.error('an error occured during archivation process ', err);
        }
    }
}