add boolean to classInfo WIP (todo: unit/api test)

apps/server/src/modules/group/controller/dto/response/class-info.response.ts

@@ -10,9 +10,13 @@ export class ClassInfoResponse {
 	@ApiProperty({ type: [String] })
 	teachers: string[];
 
+	@ApiPropertyOptional()
+	isUpgradable?: boolean;
+
 	constructor(props: ClassInfoResponse) {
 		this.name = props.name;
 		this.externalSourceName = props.externalSourceName;
 		this.teachers = props.teachers;
+		this.isUpgradable = props.isUpgradable;
 	}
 }

apps/server/src/modules/group/controller/mapper/group-response.mapper.ts

@@ -27,6 +27,7 @@ export class GroupResponseMapper {
 			name: classInfo.name,
 			externalSourceName: classInfo.externalSourceName,
 			teachers: classInfo.teachers,
+			isUpgradable: classInfo.isUpgradable,
 		});
 
 		return mapped;

apps/server/src/modules/group/uc/dto/class-info.dto.ts

@@ -5,6 +5,8 @@ export class ClassInfoDto {
 
 	teachers: string[];
 
+	isUpgradable?: boolean;
+
 	constructor(props: ClassInfoDto) {
 		this.name = props.name;
 		this.externalSourceName = props.externalSourceName;

apps/server/src/modules/group/uc/mapper/group-uc.mapper.ts

@@ -23,11 +23,13 @@ export class GroupUcMapper {
 
 	public static mapClassToClassInfoDto(clazz: Class, teachers: UserDO[]): ClassInfoDto {
 		const name = clazz.gradeLevel ? `${clazz.gradeLevel}${clazz.name}` : clazz.name;
+		const isUpgradable = clazz.gradeLevel !== 13 && !clazz.successor;
 
 		const mapped: ClassInfoDto = new ClassInfoDto({
 			name,
 			externalSourceName: clazz.source,
 			teachers: teachers.map((user: UserDO) => user.lastName),
+			isUpgradable,
 		});
 
 		return mapped;