bigquery-client/dist/repository/BaseRepository.js

A feature-rich Node.js client for Google BigQuery with support for CRUD operations, transactions, query building, and advanced features like aggregate functions, pagination, and logging.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BaseRepository = void 0;
const QueryBuilder_1 = require("../core/QueryBuilder");
class BaseRepository {
    constructor(entity, client) {
        this.entity = entity;
        this.client = client;
    }
    getTableName() {
        return Reflect.getMetadata('tableName', this.entity);
    }
    getColumns() {
        return Reflect.getMetadata('columns', this.entity) || [];
    }
    async findAll() {
        const table = this.getTableName();
        const columns = this.getColumns().map(c => c.columnName);
        const qb = new QueryBuilder_1.QueryBuilder(table).select(columns);
        const { query, params } = qb.build();
        const result = await this.client.query(query, params);
        return result.data;
    }
    async findById(id) {
        const table = this.getTableName();
        const columns = this.getColumns().map(c => c.columnName);
        const primaryKey = this.getColumns()[0].columnName; // Assume first column is PK
        const qb = new QueryBuilder_1.QueryBuilder(table).select(columns).where({ [primaryKey]: id });
        const { query, params } = qb.build();
        const result = await this.client.query(query, params);
        return result.data[0] || null;
    }
    async create(entity) {
        const table = this.getTableName();
        await this.client.insert({ table, rows: [entity] });
    }
    async update(id, updateFields) {
        const table = this.getTableName();
        const primaryKey = this.getColumns()[0].columnName; // Assume first column is PK
        await this.client.update({ table, set: updateFields, where: { [primaryKey]: id } });
    }
    async delete(id) {
        const table = this.getTableName();
        const primaryKey = this.getColumns()[0].columnName; // Assume first column is PK
        await this.client.delete({ table, where: { [primaryKey]: id } });
    }
    getSelectQuery() {
        const table = this.getTableName();
        const columns = this.getColumns().map(c => c.columnName);
        const qb = new QueryBuilder_1.QueryBuilder(table).select(columns);
        return qb.build();
    }
}
exports.BaseRepository = BaseRepository;