safekat/ci4/app/Models/Facturas/FacturaModel.php

<?php

namespace App\Models\Facturas;

class FacturaModel extends \App\Models\BaseModel { 

    protected $table = 'facturas';

    protected $useAutoIncrement = true;

    const SORTABLE = [
        0 => "t1.id",
        1 => "t1.numero",
        2 => "t1.fecha_factura_at",
        3 => "t2.nombre",
        4 => "t1.base",
        5 => "t1.total",
        6 => "t1.pendiente",
        7 => "t1.creditoAsegurado",
        8 => "t1.estado",
        9 => "t1.estado_pago",
        10 => "t4.nombre",
        11 => "DAFEDIFF(days, NOW(), t3.fecha_vencimiento_at)",
    ];

    // Lista de columnas basada en los campos de la tabla, para asignación masiva
    protected $allowedFields = [
        'pedido_id',
        'factura_retificada_id',
        'factura_retificativa_id',
        'cliente_id',
        'serie_id',
        'numero',
        'estado',
        'estado_pago',
        'fecha_factura_at',
        'notas',
        'base',
        'total',
        'pendiente',
        'total_pagos',
        'creditoAsegurado',
        'cliente_nombre',
        'cliente_address',
        'cliente_cif',
        'cliente_pais',
        'cliente_cp',
        'cliente_ciudad',
        'cliente_provincia',
        'created_at',
        'updated_at',
        'deleted_at',
        'user_created_id',
        'user_update_id'
    ];

    protected $returnType = "App\Entities\Facturas\FacturaEntity";

    protected $useTimestamps = true;
    protected $useSoftDeletes = true;

    protected $createdField = "created_at";
    protected $updatedField = "updated_at";

    public static $labelField = "id";
 
    public function getResource(string $search = "")
    {
        $builder = $this->db
            ->table($this->table . " t1")
            ->select(
                "t1.id AS id, t1.numero AS numero, DATE_FORMAT(t1.fecha_factura_at, '%d/%m/%Y') AS fecha_factura_at, 
                t2.nombre AS cliente, t1.base AS base, t1.total AS total, t1.pendiente AS pendiente,
                t1.creditoAsegurado AS creditoAsegurado, t1.estado AS estado, t1.estado_pago AS estado_pago,
                t4.nombre AS forma_pago, DATE_FORMAT(t3.fecha_vencimiento_at, '%d/%m/%Y') AS vencimiento"
            );

        $builder->join("clientes t2", "t2.id = t1.cliente_id", "left");
        $builder->join("facturas_pagos t3", "t3.factura_id = t1.id", "left");
        $builder->join("formas_pago t4", "t3.forma_pago_id = t4.id", "left");
   
   
        return empty($search)
            ? $builder
            : $builder
                ->groupStart()
                ->like("t1.id", $search)
                ->orLike("t1.id", $search)
                ->groupEnd();
    }
}