avantar / nestjs-validation-tips Goto Github PK

@Validate(ProfileHandleConstraint) // my custom validator which relies on context
slug: string;

@IsObject()
[INJECT_USER_TO_REQ_CONTEXT]: any; 

....
async validate(text: string, { object }) {
  const currentUser = getInjectedCurrentUserForValidate(object);
....
export function getInjectedCurrentUserForValidate(object: any): UserBaseInfo {
  const data = object[INJECT_USER_TO_REQ_CONTEXT];
  if (data) {
    return data.user;
  } else {
    throw new Error(
      'Missing @InjectCurrentUserToReq() in controller or INJECT_USER_TO_REQ_CONTEXT in DTO (see NOTE in this file)',
    );
  }
}