import Realm from 'realm'
import { BaseService } from '../baseService'
import { define } from '../../../define'
import path from 'path'
import { ComponentSize, SoftwareThemeType } from '../../../enum/softwareEnum'
import { SoftwareModel } from '../../model/SoftWare/software'
import { LoggerModel } from '../../model/SoftWare/logger'
import {
  APIMjModel,
  BrowserMJModel,
  MjSettingModel,
  RemoteMJModel
} from '../../model/SoftWare/mjSetting'
import { MJImageType, MJRobotType } from '../../../enum/mjEnum'
const { v4: uuidv4 } = require('uuid')

let dbPath = path.resolve(define.db_path, 'software.realm')

// 版本迁移
const migration = (oldRealm: Realm, newRealm: Realm) => {
  const oldBooks = oldRealm.objects('Software')
  const newBooks = newRealm.objects('Software')
  if (oldRealm.schemaVersion < 1) {
  }
  // 第二个版本
  if (oldRealm.schemaVersion < 2) {
    newRealm.write(() => {
      const newSoftwares = newRealm.objects('Software')
      for (let software of newSoftwares) {
        software.theme = SoftwareThemeType.LIGHT // 为新属性设置默认值
      }
    })
  }
  // 第三个版本
  if (oldRealm.schemaVersion < 3) {
    newRealm.write(() => {
      const newSoftwares = newRealm.objects('Software')
      for (let software of newSoftwares) {
        software.reverse_display_show = false
        software.reverse_show_book_striped = false
        software.reverse_data_table_size = ComponentSize.SMALL
      }
    })
  }
  if (oldRealm.schemaVersion < 6) {
    newRealm.write(() => {
      const newSoftwares = newRealm.objects('MjSetting')
      for (let software of newSoftwares) {
        software.requestModel = MJImageType.API_MJ
      }
    })
  }
  if (oldRealm.schemaVersion < 8) {
    newRealm.write(() => {
      const newSoftwares = newRealm.objects('MjSetting')
      for (let software of newSoftwares) {
        software.imageModel = MJRobotType.MJ
      }
    })
  }
  if (oldRealm.schemaVersion < 9) {
    newRealm.write(() => {
      const newSoftwares = newRealm.objects('MjSetting')
      for (let software of newSoftwares) {
        software.accountId = null
      }
    })
  }
  if (oldRealm.schemaVersion < 10) {
    newRealm.write(() => {
      const newSoftwares = newRealm.objects('MjSetting')
      for (let software of newSoftwares) {
        software.accountId = null
      }
    })
  }
}

export class BaseSoftWareService extends BaseService {
  static instance: BaseSoftWareService | null = null
  protected realm: Realm
  dbpath: string

  protected constructor() {
    super()
    this.dbpath = dbPath
  }

  public static async getInstance() {
    if (BaseSoftWareService.instance === null) {
      BaseSoftWareService.instance = new BaseSoftWareService()
      await BaseSoftWareService.instance.open()
    }
    return BaseSoftWareService.instance
  }

  /**
   * 创建数据库连接，如果已经存在则直接返回
   * @param dbPath 数据库文件地址
   * @returns
   */
  async open() {
    try {
      if (this.realm != null) return
      let config = {
        schema: [
          SoftwareModel,
          LoggerModel,
          BrowserMJModel,
          RemoteMJModel,
          APIMjModel,
          MjSettingModel
        ],
        path: dbPath,
        schemaVersion: 10, // 当前版本号
        migration: migration
      }
      // 判断当前全局是不是又当前这个
      this.realm = await Realm.open(config)
      // 判断当前是不是有数据，一条都没有的话添加一条空白数据
      if (this.realm.objects('Software').length == 0) {
        this.realm.write(() => {
          this.realm.create('Software', {
            id: uuidv4(),
            theme: SoftwareThemeType.LIGHT // 默认是亮色主题
          })
        })
      }
    } catch (error) {
      console.log(error)
    }
  }
}