import { Injectable, NotFoundException } from '@nestjs/common';
import { PrismaService } from '../prisma/prisma.service';
import { WebhooksService } from '../webhooks/webhooks.service';
import { Inspection, Task } from '../../generated/prisma';
import { CreateInspectionDto } from './dto/create-inspection.dto';
import { CreateTaskFromInspectionDto } from './dto/create-task-from-inspection.dto';

@Injectable()
export class InspectionsService {
  constructor(
    private readonly prisma: PrismaService,
    private readonly webhooks: WebhooksService,
  ) {}

  async findAll(): Promise<Inspection[]> {
    return this.prisma.inspection.findMany({ orderBy: { date: 'desc' } });
  }

  async findById(id: string): Promise<Inspection> {
    const inspection = await this.prisma.inspection.findUnique({
      where: { id },
    });
    if (!inspection) {
      throw new NotFoundException('Inspection not found');
    }
    return inspection;
  }

  async findByColony(colonyId: string): Promise<Inspection[]> {
    return this.prisma.inspection.findMany({
      where: { colonyId },
      orderBy: { date: 'desc' },
    });
  }

  async create(
    dto: CreateInspectionDto,
    actingUserId: string,
  ): Promise<Inspection> {
    const inspection = await this.prisma.inspection.create({
      data: { ...dto, date: new Date(dto.date), userId: actingUserId },
    });
    await this.webhooks.dispatch('inspection.created', inspection);
    return inspection;
  }

  async createTaskFromInspection(
    id: string,
    dto: CreateTaskFromInspectionDto,
    actingUserId: string,
  ): Promise<Task> {
    const inspection = await this.findById(id);
    return this.prisma.task.create({
      data: {
        title: dto.title,
        description: dto.description,
        priority: dto.priority,
        dueDate: dto.dueDate ? new Date(dto.dueDate) : undefined,
        assignedUserId: dto.assignedUserId,
        createdByUserId: actingUserId,
        relatedType: 'COLONY',
        relatedId: inspection.colonyId,
        sourceInspectionId: inspection.id,
      },
    });
  }
}