mini-dlpu-v3/miniprogram/api/EduBase.ts
2022-01-20 21:42:44 +08:00

95 lines
2.4 KiB
TypeScript

import { API, IAnyData, GeneralCallbackResult } from "../core/Api";
import { EventType } from "../core/Emitter";
interface ILoginEvent {
/**
* session 过期
*/
expire: GeneralCallbackResult;
/**
* 登录失败
*/
unauthorized: GeneralCallbackResult;
/**
* 未知的问题
*/
error: GeneralCallbackResult;
/**
* 数据损坏或丢失
*/
badData: GeneralCallbackResult;
}
/**
* 教务处基础 API
* @template I API 输入数据
* @template O API 输出数据
* @template E API 中的事件
* @template U 用户自定义的输出数据
*/
abstract class EduBase<
I extends IAnyData = IAnyData,
O extends IAnyData = IAnyData,
E extends Record<EventType, any> = {}
> extends API<I, O, {
[P in (keyof ILoginEvent | keyof E)]: P extends keyof ILoginEvent ? ILoginEvent[P] : E[P]
}> {
protected useEduCallback(
parseFunction: (data: any) => O
): void {
this.addFailedCallBack();
this.on("success", (data) => {
let isSuccess = true;
let errMsg = "";
let res: O | undefined;
const info: any = data.data;
// 数据缺失检测
if(!info) {
isSuccess = false;
errMsg = "Bad Data";
this.emit("badData", { errMsg });
}
if (isSuccess) switch (info.code) {
case (1):
res = parseFunction(info.data);
errMsg = info.err_msg ?? "Success";
this.emit("ok", res!);
break;
case (2):
isSuccess = false;
errMsg = info.err_msg ?? "Session Expire";
this.emit("expire", { errMsg });
break;
case (3):
isSuccess = false;
errMsg = info.err_msg ?? "Unauthorized";
this.emit("unauthorized", { errMsg });
break;
case (4):
isSuccess = false;
errMsg = info.err_msg ?? "Error";
this.emit("error", { errMsg });
break;
}
if (!isSuccess) this.emit("no", { errMsg });
this.emit("done", { errMsg, data: res });
});
}
}
export { EduBase };
export default EduBase;