Added more columns to exam list

src/interfaces/exam.ts

@@ -5,15 +5,20 @@ export type Variant = "full" | "partial";
 export type InstructorGender = "male" | "female" | "varied";
 export type Difficulty = "easy" | "medium" | "hard";
 
-export interface ReadingExam {
-	parts: ReadingPart[];
+interface ExamBase {
 	id: string;
-	module: "reading";
+	module: Module;
 	minTimer: number;
-	type: "academic" | "general";
 	isDiagnostic: boolean;
 	variant?: Variant;
 	difficulty?: Difficulty;
+	createdBy?: string; // option as it has been added later
+	createdAt?: string; // option as it has been added later
+}
+export interface ReadingExam extends ExamBase {
+	module: "reading";
+	parts: ReadingPart[];
+	type: "academic" | "general";
 }
 
 export interface ReadingPart {
@@ -24,14 +29,9 @@ export interface ReadingPart {
 	exercises: Exercise[];
 }
 
-export interface LevelExam {
+export interface LevelExam extends ExamBase {
 	module: "level";
-	id: string;
 	parts: LevelPart[];
-	minTimer: number;
-	isDiagnostic: boolean;
-	variant?: Variant;
-	difficulty?: Difficulty;
 }
 
 export interface LevelPart {
@@ -39,14 +39,9 @@ export interface LevelPart {
 	exercises: Exercise[];
 }
 
-export interface ListeningExam {
+export interface ListeningExam extends ExamBase {
 	parts: ListeningPart[];
-	id: string;
 	module: "listening";
-	minTimer: number;
-	isDiagnostic: boolean;
-	variant?: Variant;
-	difficulty?: Difficulty;
 }
 
 export interface ListeningPart {
@@ -72,14 +67,9 @@ export interface UserSolution {
 	isDisabled?: boolean;
 }
 
-export interface WritingExam {
+export interface WritingExam extends ExamBase {
 	module: "writing";
-	id: string;
 	exercises: WritingExercise[];
-	minTimer: number;
-	isDiagnostic: boolean;
-	variant?: Variant;
-	difficulty?: Difficulty;
 }
 
 interface WordCounter {
@@ -87,15 +77,10 @@ interface WordCounter {
 	limit: number;
 }
 
-export interface SpeakingExam {
-	id: string;
+export interface SpeakingExam  extends ExamBase {
 	module: "speaking";
 	exercises: (SpeakingExercise | InteractiveSpeakingExercise)[];
-	minTimer: number;
-	isDiagnostic: boolean;
-	variant?: Variant;
 	instructorGender: InstructorGender;
-	difficulty?: Difficulty;
 }
 
 export type Exercise =