artmapper/dist/core/orm/Repository.js

Spring Boot clone for Node.js with TypeScript/JavaScript - JPA-like ORM, Lombok decorators, dependency injection, and MySQL support

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BaseRepository = void 0;
require("reflect-metadata");
const EntityManager_1 = require("./EntityManager");
const entity_1 = require("../decorators/entity");
/**
 * Base repository implementation
 */
class BaseRepository {
    constructor(pool) {
        this.pool = pool;
        this.entityManager = new EntityManager_1.EntityManager(pool);
    }
    async save(entity, fieldsToUpdate) {
        return this.entityManager.persist(entity, fieldsToUpdate);
    }
    async saveAll(entities) {
        const saved = [];
        for (const entity of entities) {
            saved.push(await this.save(entity));
        }
        return saved;
    }
    async findById(id) {
        return this.entityManager.find(this.getEntityClass(), id);
    }
    async findAll() {
        return this.entityManager.findAll(this.getEntityClass());
    }
    async existsById(id) {
        const entity = await this.findById(id);
        return entity !== null;
    }
    async count() {
        const entityClass = this.getEntityClass();
        const tableMetadata = Reflect.getMetadata(entity_1.TABLE_METADATA_KEY, entityClass);
        const tableName = tableMetadata?.name || entityClass.name.toLowerCase();
        const result = await this.entityManager.queryOne(`SELECT COUNT(*) as count FROM ${tableName}`);
        return result?.count || 0;
    }
    async deleteById(id) {
        const entity = await this.findById(id);
        if (entity) {
            await this.entityManager.remove(entity);
        }
    }
    async delete(entity) {
        await this.entityManager.remove(entity);
    }
    async deleteAll() {
        const entities = await this.findAll();
        for (const entity of entities) {
            await this.delete(entity);
        }
    }
    /**
     * Create a query builder for custom queries
     */
    createQueryBuilder() {
        return this.entityManager.createQueryBuilder(this.getEntityClass());
    }
}
exports.BaseRepository = BaseRepository;
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