Project Initialization

apps/edr-passenger-api/src/modules/schedules/schedules.service.ts

@@ -0,0 +1,33 @@
+import { Injectable, NotFoundException } from '@nestjs/common';
+
+import { CreateScheduleDto } from './dto/create-schedule.dto';
+import { Schedule } from './entities/schedule.entity';
+import { SchedulesRepository } from './schedules.repository';
+
+@Injectable()
+export class SchedulesService {
+  constructor(private readonly schedulesRepository: SchedulesRepository) {}
+
+  /** Publish a new train schedule. */
+  create(dto: CreateScheduleDto): Promise<Schedule> {
+    return this.schedulesRepository.create({
+      ...dto,
+      departureTime: new Date(dto.departureTime),
+      arrivalTime: new Date(dto.arrivalTime),
+    });
+  }
+
+  /** List every published schedule. */
+  findAll(): Promise<Schedule[]> {
+    return this.schedulesRepository.findAll({ order: { departureTime: 'ASC' } });
+  }
+
+  /** Get a single schedule by ID. */
+  async findById(id: string): Promise<Schedule> {
+    const schedule = await this.schedulesRepository.findById(id);
+    if (!schedule) {
+      throw new NotFoundException(`Schedule ${id} not found`);
+    }
+    return schedule;
+  }
+}