egirlskey/src/misc/cafy-id.ts
2018-11-02 03:32:24 +09:00

43 lines
921 B
TypeScript

import * as mongo from 'mongodb';
import { Context } from 'cafy';
import isObjectId from './is-objectid';
export const isAnId = (x: any) => mongo.ObjectID.isValid(x);
export const isNotAnId = (x: any) => !isAnId(x);
export const transform = (x: string | mongo.ObjectID): mongo.ObjectID => {
if (x == null) return null;
if (isAnId(x) && !isObjectId(x)) {
return new mongo.ObjectID(x);
} else {
return x as mongo.ObjectID;
}
};
export const transformMany = (xs: (string | mongo.ObjectID)[]): mongo.ObjectID[] => {
if (xs == null) return null;
return xs.map(x => transform(x));
};
export type ObjectId = mongo.ObjectID;
/**
* ID
*/
export default class ID extends Context<string> {
constructor() {
super();
this.push((v: any) => {
if (!isObjectId(v) && isNotAnId(v)) {
return new Error('must-be-an-id');
}
return true;
});
}
public getType() {
return super.getType('string');
}
}