<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

class ClientInvoice extends Model
{
    use HasFactory;

    protected $fillable = [
        'client_id',
        'pending_sql_acc_code',
        'pending_client_name',
        'invoice_no',
        'pdf_path',
        'linked_invoice_id',
        'approved_at',
        'total_sem_amount',
        'total_net_amount',
    ];

    protected $casts = [
        'approved_at' => 'datetime',
        'total_sem_amount' => 'decimal:6',
        'total_net_amount' => 'decimal:6',
    ];

    public function client(): BelongsTo
    {
        return $this->belongsTo(Client::class);
    }

    public function linkedInvoice(): BelongsTo
    {
        return $this->belongsTo(self::class, 'linked_invoice_id');
    }

    public function linkedInvoices(): HasMany
    {
        return $this->hasMany(self::class, 'linked_invoice_id');
    }

    public function payments(): HasMany
    {
        return $this->hasMany(ClientInvoicePayment::class, 'client_invoice_id');
    }
}