nest_jsx_query_builder 0.0.1

This package provides a simple API to create queries with ease for NestJs CRUD

example/main.dart

import 'package:nest_jsx_query_builder/literals.dart';
import 'package:nest_jsx_query_builder/nest_jsx_query_builder.dart';

main() {

  // Search by field name that can be either null OR equals Superman
  // ?s={"name": {"$or": {"$isnull": true, "$eq": "Superman"}}}
  NestJsxQueryBuilder.or([
    {"name": "{${NestJsQueryLiterals.EQUAL_LITERAL}: \"Superman\"}"},
    {"name": "{${NestJsQueryLiterals.IS_NULL_LITERAL}: \"true\"}"},
  ]);

  // Search an entity where isActive is true AND createdAt not equal 2008-10-01T17:04:32
  // ?s={"$and": [{"isActive": true}, {"createdAt": {"$ne": "2008-10-01T17:04:32"}}]}
  NestJsxQueryBuilder.and([
    {"isActive": "true"},
    {
      "createdAt":
          "{${NestJsQueryLiterals.NOT_EQUAL_LITERAL}: \"2008-10-01T17:04:32\"}"
    },
  ]);

  // Search an entity where: (`from` is $beforeNow AND (`to` is $beforeNow OR `status` is `approved`OR `status` is `canceled`))
  NestJsxQueryBuilder.and([
    {
      "from":
          "{${NestJsQueryLiterals.LESS_THAN_LITERAL}: \"${DateTime.now().toIso8601String()}\"}"
    },
    NestJsxQueryBuilder.or([
      NestJsxQueryBuilder.and([
        {
          "to":
              "{${NestJsQueryLiterals.LESS_THAN_LITERAL}: \"${DateTime.now().toIso8601String()}\"}"
        },
        {"status": "{${NestJsQueryLiterals.EQUAL_LITERAL}: \"approved\"}"},
      ]),
      {"status": "{${NestJsQueryLiterals.EQUAL_LITERAL}: \"canceled\"}"},
    ])
  ]);
}