<?php

namespace App\Services;

use App\Models\PartnerAgreement;
use Illuminate\Database\Eloquent\Collection;
use Illuminate\Pagination\LengthAwarePaginator;

class PartnerAgreementService
{
    public function getAll(): Collection
    {
        return PartnerAgreement::with(['category', 'city', 'state', 'logo'])
            ->orderBy('company_name')
            ->get();
    }

    public function getAllPaginated(array $filters = [], int $perPage = 10): LengthAwarePaginator
    {
        $query = PartnerAgreement::with(['category', 'city', 'state', 'logo'])
            ->orderBy('company_name');

        if (!empty($filters['search'])) {
            $search = $filters['search'];
            $query->where(function ($q) use ($search) {
                $q->where('company_name', 'like', "%{$search}%")
                  ->orWhere('responsible', 'like', "%{$search}%")
                  ->orWhere('cnpj', 'like', "%{$search}%");
            });
        }

        if (!empty($filters['expires_in_days'])) {
            $days = (int) $filters['expires_in_days'];
            $query->whereBetween('contract_end', [now()->startOfDay(), now()->addDays($days)->endOfDay()]);
        }

        if (!empty($filters['created_month']) && $filters['created_month'] === 'current') {
            $query->whereMonth('created_at', now()->month)
                  ->whereYear('created_at', now()->year);
        }

        return $query->paginate($perPage);
    }

    public function findById(int $id): ?PartnerAgreement
    {
        return PartnerAgreement::with(['category', 'city', 'state', 'services', 'logo', 'media'])->find($id);
    }

    public function create(array $data): PartnerAgreement
    {
        return PartnerAgreement::create($data);
    }

    public function update(int $id, array $data): ?PartnerAgreement
    {
        $model = PartnerAgreement::find($id);

        if (!$model) {
            return null;
        }

        $model->update($data);
        return $model->fresh(['category', 'city', 'state', 'logo', 'media']);
    }

    public function delete(int $id): bool
    {
        $model = PartnerAgreement::find($id);

        if (!$model) {
            return false;
        }

        return $model->delete();
    }
}