import ServiceException from '@af-mobile-client-vue3/expression/exception/ServiceException'
import ExpressionRunner from '@af-mobile-client-vue3/expression/ExpressionRunner'
import JSONObject from '@af-mobile-client-vue3/expression/instances/JSONObject'
import LogicConsole from '@af-mobile-client-vue3/expression/instances/LogicConsole'
import { indexedDB } from '@af-mobile-client-vue3/utils/indexedDB'

export default class LogicRunner {
  private static logicConsoleInstance: LogicConsole = new LogicConsole()

  /**
   * 是否存在指定名称的Logic资源
   *
   * @param logicName Logic名称
   * @return 是否存在
   */
  public static has(logicName: string): boolean {
    return LogicRunner.getLogic(logicName, false, (result: any) => {
      return result != null
    })
  }

  /**
   * 执行Logic
   *
   * @param logicName      Logic名称
   * @param param          参数
   * @return 执行结果
   */
  public static run(logicName: string, param: JSONObject | object): any {
    // 获取Logic资源
    const source = LogicRunner.getLogic(logicName, false, (result: any) => {
      return result
    })
    if (source == null) {
      throw new ServiceException(`Logic资源${logicName}未找到`, 400)
    }
    LogicRunner.logicConsoleInstance.info('执行Logic[{}]，params: {}', logicName, param)
    // 附加用户注册的对象到业务逻辑中
    const plugins = new JSONObject()
    plugins.put('data', param)
    plugins.put('log', LogicRunner.logicConsoleInstance)
    plugins.put('logic', LogicRunner.prototype)
    return LogicRunner.runExpression(source, plugins)
  }

  /**
   * 执行原生表达式
   *
   * @param source 表达式内容
   * @param params 参数
   * @return 执行结果
   */
  public static runExpression(source: string, params: JSONObject): any {
    return ExpressionRunner.run(source, params)
  }

  private static getLogic(logicName: string, isDev: boolean, callback: Function): any {
    let apiPre = '/api/'
    if (isDev) {
      apiPre = '/devApi/'
    }
    // eslint-disable-next-line node/prefer-global/process
    const serviceName = process.env.VUE_APP_SYSTEM_NAME
    const getConfigUrl = `${apiPre + serviceName}/logic/openapi/getLiuliConfiguration`
    indexedDB.getByWeb(logicName, getConfigUrl, { configName: logicName }, callback, undefined)
  }
}