request leave-request.controller.ts

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  import {
  Controller,
  Get,
  Post,
  Put,
  Body,
  Param,
  Query,
  UseGuards,
  Request,
} from '@nestjs/common';
import { LeaveRequestService } from './leave-request.service';
import { LeaveCalculationEngine } from '../calculation/leave-calculation.engine';
import { PermissionGuard } from '../../../../platform/permissions/permission.guard';
import { RequirePermission } from '../../../../platform/permissions/permission.decorator';
import { ApiTags, ApiOperation, ApiResponse } from '@nestjs/swagger';
 
@Controller('v1/leave/requests')
@UseGuards(PermissionGuard)
@ApiTags('LeaveRequest')
export class LeaveRequestController {
  constructor(
    private readonly service: LeaveRequestService,
    private readonly calcEngine: LeaveCalculationEngine,
  ) {}
 
  @Post()
  @RequirePermission('leave.request', 'create')
  @ApiOperation({ summary: 'Create operation' })
  @ApiResponse({ status: 201, description: 'Operation successful' })
  create(@Request() req: any, @Body() dto: any) {
    return this.service.create(
      req.user.tenantId,
      { ...dto, employeeId: dto.employeeId || req.user.employeeId },
      req.user.userId,
    );
  }
 
  @Get()
  @RequirePermission('leave.request', 'read')
  @ApiOperation({ summary: 'Find all operation' })
  @ApiResponse({ status: 200, description: 'Operation successful' })
  findAll(@Request() req: any, @Query() filters: any) {
    return this.service.findAll(req.user.tenantId, filters);
  }
 
  @Get(':id')
  @RequirePermission('leave.request', 'read')
  @ApiOperation({ summary: 'Find one operation' })
  @ApiResponse({ status: 200, description: 'Operation successful' })
  findOne(@Request() req: any, @Param('id') id: string) {
    return this.service.findOne(req.user.tenantId, id);
  }
 
  @Put(':id')
  @RequirePermission('leave.request', 'update')
  @ApiOperation({ summary: 'Update operation' })
  @ApiResponse({ status: 200, description: 'Operation successful' })
  update(@Request() req: any, @Param('id') id: string, @Body() dto: any) {
    // Update only draft requests
    return this.service.create(
      req.user.tenantId,
      { ...dto, _id: id },
      req.user.userId,
    );
  }
 
  @Post(':id/submit')
  @RequirePermission('leave.request', 'submit')
  @ApiOperation({ summary: 'Submit operation' })
  @ApiResponse({ status: 201, description: 'Operation successful' })
  submit(@Request() req: any, @Param('id') id: string) {
    return this.service.submit(req.user.tenantId, id, req.user.userId);
  }
 
  @Post(':id/withdraw')
  @RequirePermission('leave.request', 'withdraw')
  @ApiOperation({ summary: 'Withdraw operation' })
  @ApiResponse({ status: 201, description: 'Operation successful' })
  withdraw(@Request() req: any, @Param('id') id: string) {
    return this.service.withdraw(req.user.tenantId, id, req.user.userId);
  }
 
  @Post(':id/cancel')
  @RequirePermission('leave.request', 'cancel')
  @ApiOperation({ summary: 'Cancel operation' })
  @ApiResponse({ status: 201, description: 'Operation successful' })
  cancel(@Request() req: any, @Param('id') id: string, @Body() dto: any) {
    return this.service.cancel(
      req.user.tenantId,
      id,
      dto.reason,
      req.user.userId,
    );
  }
 
  @Post(':id/request-change')
  @RequirePermission('leave.request', 'request-changes')
  @ApiOperation({ summary: 'Request change operation' })
  @ApiResponse({ status: 201, description: 'Operation successful' })
  requestChange(
    @Request() req: any,
    @Param('id') id: string,
    @Body() dto: any,
  ) {
    return this.service.addComment(
      req.user.tenantId,
      id,
      { comment: dto.comment, internal: false },
      req.user.userId,
    );
  }
 
  @Get(':id/days')
  @RequirePermission('leave.request', 'read')
  @ApiOperation({ summary: 'Get days operation' })
  @ApiResponse({ status: 200, description: 'Operation successful' })
  getDays(@Request() req: any, @Param('id') id: string) {
    return this.service.getDayBreakdown(req.user.tenantId, id);
  }
 
  @Get(':id/history')
  @RequirePermission('leave.request', 'read')
  @ApiOperation({ summary: 'Get history operation' })
  @ApiResponse({ status: 200, description: 'Operation successful' })
  getHistory(@Request() req: any, @Param('id') id: string) {
    return this.service.getHistory(req.user.tenantId, id);
  }
 
  @Post(':id/comments')
  @RequirePermission('leave.request', 'update')
  @ApiOperation({ summary: 'Add comment operation' })
  @ApiResponse({ status: 201, description: 'Operation successful' })
  addComment(@Request() req: any, @Param('id') id: string, @Body() dto: any) {
    return this.service.addComment(req.user.tenantId, id, dto, req.user.userId);
  }
}
 
// ── Employee Self-Service Controller ──
@Controller('v1/leave/my')
@UseGuards(PermissionGuard)
@ApiTags('LeaveMy')
export class LeaveMyController {
  constructor(
    private readonly service: LeaveRequestService,
    private readonly calcEngine: LeaveCalculationEngine,
  ) {}
 
  @Get('requests')
  @RequirePermission('leave.request', 'read')
  @ApiOperation({ summary: 'My requests operation' })
  @ApiResponse({ status: 200, description: 'Operation successful' })
  myRequests(@Request() req: any) {
    return this.service.getMyRequests(req.user.tenantId, req.user.employeeId);
  }
 
  @Get('calendar')
  @RequirePermission('leave.request', 'read')
  @ApiOperation({ summary: 'My calendar operation' })
  @ApiResponse({ status: 200, description: 'Operation successful' })
  myCalendar(@Request() req: any, @Query('month') month: string) {
    return this.service.getCalendar(
      req.user.tenantId,
      req.user.employeeId,
      month || new Date().toISOString().substring(0, 7),
    );
  }
 
  @Post('calculate')
  @RequirePermission('leave.request', 'create')
  @ApiOperation({ summary: 'Calculate operation' })
  @ApiResponse({ status: 201, description: 'Operation successful' })
  calculate(@Request() req: any, @Body() dto: any) {
    return this.calcEngine.calculate({
      tenantId: req.user.tenantId,
      employeeId: req.user.employeeId,
      leaveTypeId: dto.leaveTypeId,
      startDate: dto.startDate,
      endDate: dto.endDate,
      startSession: dto.startSession || 'Full',
      endSession: dto.endSession || 'Full',
      unit: dto.unit || 'Full Day',
      employeeContext: dto.employeeContext,
    });
  }
}
 
// ── Calculation API ──
@Controller('v1/leave')
@UseGuards(PermissionGuard)
@ApiTags('LeaveCalculate')
export class LeaveCalculateController {
  constructor(private readonly calcEngine: LeaveCalculationEngine) {}
 
  @Post('calculate')
  @RequirePermission('leave.request', 'create')
  @ApiOperation({ summary: 'Calculate operation' })
  @ApiResponse({ status: 201, description: 'Operation successful' })
  calculate(@Request() req: any, @Body() dto: any) {
    return this.calcEngine.calculate({ ...dto, tenantId: req.user.tenantId });
  }
}