judge: support generate testdata (#695)

Co-authored-by: panda <panda_dtdyy@outlook.com>

packages/hydrojudge/src/interface.ts

@@ -1,6 +1,9 @@
+import type { LangConfig } from '@hydrooj/utils/lib/lang';
 import { NormalizedSubtask } from '@hydrooj/utils/lib/utils';
+import type { JudgeRequest as OrigJudgeRequest, ObjectId } from 'hydrooj';
 import { JudgeResultBody, ProblemConfigFile } from 'hydrooj';
 import { CopyInFile } from './sandbox';
+import type { JudgeTask } from './task';
 
 export interface Execute {
     execute: string;
@@ -16,3 +19,18 @@ export interface ParsedConfig extends Omit<ProblemConfigFile, 'time' | 'memory'
     memory: number;
     subtasks: NormalizedSubtask[];
 }
+
+// replace ObjectId to string
+export type JudgeRequest = {
+    [K in keyof OrigJudgeRequest]: OrigJudgeRequest[K] extends ObjectId ? string : OrigJudgeRequest[K];
+};
+
+export interface Session {
+    getLang: (name: string) => LangConfig;
+    getNext: (task: JudgeTask) => NextFunction;
+    getEnd: (task: JudgeTask) => NextFunction;
+    cacheOpen: (source: string, files: any[], next?: NextFunction) => Promise<string>;
+    fetchFile: (target: string) => Promise<string>;
+    postFile: (target: string, filename: string, file: string) => Promise<void>;
+    config: { detail: boolean, host?: string };
+}