<?php

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

return new class extends Migration {
    public function up(): void
    {
        Schema::create('tasks', function (Blueprint $table) {
            $table->id();
            $table->foreignId('tenant_id')->constrained()->onDelete('cascade');
            $table->unsignedBigInteger('emotion_id')->nullable();
            $table->unsignedBigInteger('event_type_id')->nullable();
            $table->json('title');
            $table->json('description')->nullable();
            $table->json('example_text')->nullable();
            $table->dateTime('due_date')->nullable();
            $table->boolean('is_completed')->default(false);
            $table->enum('priority', ['low', 'medium', 'high', 'urgent'])->default('medium');
            $table->unsignedBigInteger('collection_id')->nullable();
            $table->enum('difficulty', ['easy','medium','hard'])->default('easy');
            $table->integer('sort_order')->default(0);
            $table->boolean('is_active')->default(true);
            $table->timestamps();

            $table->foreign('collection_id')->references('id')->on('task_collections')->onDelete('set null');
            $table->index(['tenant_id', 'is_completed', 'priority']);
        });
    }

    public function down(): void
    {
        Schema::dropIfExists('tasks');
    }
};