import { Injectable } from '@nestjs/common';
import { InjectRepository } from '@nestjs/typeorm';
import { Pipeline } from './pipeline.entity';
import { Repository } from 'typeorm';
import { BaseDbService } from '../commons/services/base-db.service';
import { CreatePipelineInput } from './dtos/create-pipeline.input';
import { UpdatePipelineInput } from './dtos/update-pipeline.input';
import { ListPipelineArgs } from './dtos/list-pipelines.args';
import { InjectQueue } from '@nestjs/bull';
import { LIST_LOGS_TASK } from '../repos/repos.constants';
import { Queue } from 'bull';
import { ListLogsOption } from '../repos/models/list-logs.options';

@Injectable()
export class PipelinesService extends BaseDbService<Pipeline> {
  readonly uniqueFields: Array<Array<keyof Pipeline>> = [['projectId', 'name']];
  constructor(
    @InjectRepository(Pipeline)
    readonly repository: Repository<Pipeline>,
    @InjectQueue(LIST_LOGS_TASK)
    private readonly listLogsQueue: Queue<ListLogsOption>,
  ) {
    super(repository);
  }
  async list(dto: ListPipelineArgs) {
    return this.repository.find(dto);
  }

  async create(dto: CreatePipelineInput) {
    await this.isDuplicateEntity(dto);
    return await this.repository.save(this.repository.create(dto));
  }

  async update(id: string, dto: UpdatePipelineInput) {
    await this.isDuplicateEntityForUpdate(id, dto);
    const old = await this.findOne(id);
    return await this.repository.save(this.repository.merge(old, dto));
  }

  async remove(id: string) {
    return (await this.repository.softDelete({ id })).affected;
  }

  async listLogsForPipeline(id: string) {
    const pipeline = await this.repository.findOneOrFail({
      where: { id },
      relations: ['project'],
    });
    const job = await this.listLogsQueue.add({
      project: pipeline.project,
      branch: pipeline.branch,
    });
    return job;
  }
}