<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

return new class extends Migration
{
    /**
     * Run the migrations.
     */
    public function up(): void
    {
        Schema::create('Lokasi', function (Blueprint $table) {
             $table->id('LokasiId');
            $table->unsignedInteger('PerusahaanId');
            $table->string('Nama', 255);
            $table->double('Lintang')->nullable()->comment('lintang in decimal degree');
            $table->double('Bujur')->nullable()->comment('bujur in decimal degree');
            $table->tinyInteger('Tipe')->unsigned()->default(0)->comment('0=kebisingan ambien, 1=udara ambien');
            // Karena Laravel tidak mendukung tipe SET, kita gunakan ENUM sebagai gantinya
            $table->enum('BakuMutuJenis', ['Angka Tunggal', 'Rentang Angka', 'Positif/Negatif']);
            $table->string('BakuMutuNilai1', 45);
            $table->string('BakuMutuNilai2', 45)->nullable();
            $table->enum('Del', ['y', 'n']);

            $table->index('PerusahaanId', 'IndexLokasi_PerusahaanId');
            $table->foreign('PerusahaanId')
                  ->references('PerusahaanId')
                  ->on('Perusahaan')
                  ->onDelete('cascade');
            $table->timestamps();
        });

    }

    /**
     * Reverse the migrations.
     */
    public function down(): void
    {
        Schema::table('Lokasi', function (Blueprint $table) {
            $table->dropForeign(['PerusahaanId']);
        });
        Schema::dropIfExists('Lokasi');
    }
};