<?php

namespace Modules\CourseFinder\Services;

use Illuminate\Support\Facades\DB;
use Modules\CourseFinder\Models\ProgramLevel;

class ProgramLevelService
{

    public function getAllCategories()
    {
        $query = ProgramLevel::query();
        return $query->get();
    }

    public function storeProgramLevel(array $programLevelData): ProgramLevel
    {
        return DB::transaction(function () use ($programLevelData) {
            $programLevel = ProgramLevel::create($programLevelData);

            return $programLevel;
        });
    }

    public function getProgramLevelById(int $id)
    {
        return ProgramLevel::findOrFail($id);
    }

    public function updateProgramLevel(int $id, array $programLevelData)
    {
        $programLevel = $this->getProgramLevelById($id);

        return DB::transaction(function () use ($programLevel, $programLevelData) {
            $programLevel->update($programLevelData);
            return $programLevel;
        });
    }

    public function deleteProgramLevel(int $id)
    {
        return DB::transaction(function () use ($id) {
            $programLevel = $this->getProgramLevelById($id);
            $programLevel->delete();
            return true;
        });
    }
}