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ClassMasterDto.ts
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ClassMasterDto.ts
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import { IsArray, IsInstance, IsString, validateSync, ValidationError } from 'class-validator';
import SchoolClassDto from './SchoolClassDto';
import TeacherDto from './ClassMaster/TeacherDto';
export interface ClassMasterFields {
Osztalyai: Array<SchoolClassDto>;
Tanar: TeacherDto;
Uid: string;
}
export default class ClassMasterDto implements Partial<ClassMasterFields> {
@IsArray()
@IsInstance(SchoolClassDto, { each: true })
private readonly classList?: Array<SchoolClassDto>;
@IsInstance(TeacherDto)
private readonly teacher?: TeacherDto;
@IsString()
private readonly uid?: string;
constructor(input: any) {
if (typeof input === 'object' && input !== null) {
this.classList = Array.isArray(input['Osztalyai']) ? input['Osztalyai'].map((item: any) => new SchoolClassDto(item)) : undefined;
this.teacher = typeof input['Tanar'] === 'object' ? new TeacherDto(input['Tanar']) : undefined;
this.uid = typeof input['Uid'] === 'string' ? input['Uid'].trim() : undefined;
}
const errors = validateSync(this, { skipMissingProperties: true });
if (errors.length > 0) {
throw this.validationErrorResponse(errors);
}
}
public get Osztalyai(): Array<SchoolClassDto> | undefined {
return this.classList;
}
public get Tanar(): TeacherDto | undefined {
return this.teacher;
}
public get Uid(): string | undefined {
return this.uid;
}
public get json(): ClassMasterFields {
return {
Osztalyai: this.classList,
Tanar: this.teacher?.json,
Uid: this.uid,
} as ClassMasterFields;
}
private validationErrorResponse(errors: Array<ValidationError>): object {
const validFields: Partial<ClassMasterFields> = {
Osztalyai: this.classList,
Tanar: this.teacher,
Uid: this.uid,
};
const errorMessages: Array<string> = [];
for (const error of errors) {
validFields[error.property as keyof ClassMasterFields] = undefined;
errorMessages.push(...Object.values(error.constraints || {}));
}
return {
valid: validFields,
errors: errorMessages,
};
}
}