<?php

declare(strict_types=1);

namespace App\Database\Migrations;

use CodeIgniter\Database\Migration;

/**
 * Anonymous product analytics: tool_view, tool_start, tool_success,
 * tool_failure, download, upload, search, error. No cookies, no PII —
 * session/ip values are one-way hashes with no lookup table.
 */
final class CreateAnalyticsEvents extends Migration
{
    public function up(): void
    {
        $this->forge->addField([
            'id'         => ['type' => 'BIGINT', 'unsigned' => true, 'auto_increment' => true],
            'name'       => ['type' => 'VARCHAR', 'constraint' => 32],
            'tool_slug'  => ['type' => 'VARCHAR', 'constraint' => 120, 'null' => true],
            'format'     => ['type' => 'VARCHAR', 'constraint' => 16, 'null' => true],
            'value'      => ['type' => 'BIGINT', 'unsigned' => true, 'default' => 0],
            'session_id' => ['type' => 'VARCHAR', 'constraint' => 64, 'null' => true],
            'country'    => ['type' => 'CHAR', 'constraint' => 2, 'null' => true],
            'meta'       => ['type' => 'JSON', 'null' => true],
            'created_at' => ['type' => 'DATETIME', 'null' => true],
        ]);
        $this->forge->addPrimaryKey('id');
        $this->forge->addKey('name');
        $this->forge->addKey('created_at');
        $this->forge->addKey('tool_slug');
        $this->forge->createTable('analytics_events', true);
    }

    public function down(): void
    {
        $this->forge->dropTable('analytics_events', true);
    }
}