json-db-orm

A simple orm for node-json-db

Features

• [x] supports node-json-db
• [x] TypeScript and JavaScript support
• [x] validator
• [x] default value or function

Installation

npm install json-db-orm

npm install reflect-metadata

TypeScript Configuration

tsconfig.json

{
  "emitDecoratorMetadata": true,
  "experimentalDecorators": true
}

Basic Use

import {Store, Schema, ListSchema, AutoIncrementPrimary, Field} from 'json-db-orm';
Store.root = "" // your database path

@Schema("record")
class Record extends ListSchema{

    @AutoIncrementPrimary()
    id: number;

    @Field({validate: (v: string)=>v.length <= 32})
    message: string;

    @Field({default: ()=>new Date().getTime()})
    ts: number;
}

import {Schema, Store, Field, Primary, KeySchema} from 'json-db-orm';
import {dirname, join, resolve} from 'path';

Store.root = resolve(dirname(__filename), "data")

@Schema("user")
class User extends KeySchema{

    @Primary()
    id: number;

    @Field()
    name: string;
}

let user = new User();
user.id = 1;
user.name = "test"
user.save()