import { Injectable, OnModuleInit } from '@nestjs/common'

import { PrismaService } from 'src/Prisma/prisma.service'
import { ConfigConstants } from './appconfig.constant'
import { Config } from '@prisma/client'

@Injectable()
export class AppConfigService implements OnModuleInit {
  constructor(private readonly prisma: PrismaService) {}

  async onModuleInit() {
    // get each config from database, if not exist, create default config
    const configs = await this.prisma.config.findMany()
    if (configs.length === 0) {
      Object.entries(ConfigConstants).forEach(async ([_key, value]) => {
        await this.prisma.config.create({
          data: {
            name: value.name,
            key: value.key,
            value: value.value,
            visible: value.visible,
          },
        })
      })
    }
  }

  async getConfig(key: string) {
    return await this.prisma.config.findUnique({
      where: { key },
    })
  }

  async getVisibleConfigs() {
    return await this.prisma.config.findMany({
      where: { visible: true },
    })
  }

  async updateConfig(key: string, value: string) {
    return await this.prisma.config.update({
      where: { key },
      data: { value },
    })
  }

  async updateVisibleConfigs(configs: Config[]) {
    return await this.prisma.config.updateMany({
      data: configs,
    })
  }

  async deleteConfig(key: string) {
    return await this.prisma.config.delete({
      where: { key },
    })
  }
}