<?php

namespace App\Database\Migrations;

use CodeIgniter\Database\Migration;

/**
 * Ensures production has the settings and user_preferences tables that
 * TimeService / PreferencesModel expect. These tables historically came from
 * SQL dumps rather than migrations, so some hosts never received them.
 */
class CreateSettingsAndUserPreferencesTables extends Migration
{
    public function up()
    {
        if (! $this->db->tableExists('settings')) {
            $this->forge->addField([
                'id' => [
                    'type'           => 'INT',
                    'constraint'     => 11,
                    'unsigned'       => true,
                    'auto_increment' => true,
                ],
                'name' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 255,
                ],
                'timezone' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 255,
                    'default'    => 'America/New_York',
                ],
                'updated_by' => [
                    'type'       => 'INT',
                    'constraint' => 11,
                    'null'       => true,
                ],
                'created_at' => [
                    'type' => 'DATETIME',
                    'null' => true,
                ],
                'updated_at' => [
                    'type' => 'DATETIME',
                    'null' => true,
                ],
            ]);
            $this->forge->addKey('id', true);
            $this->forge->createTable('settings', true);

            $this->db->table('settings')->insert([
                'name'       => 'default',
                'timezone'   => 'America/New_York',
                'created_at' => date('Y-m-d H:i:s'),
                'updated_at' => date('Y-m-d H:i:s'),
            ]);
        } elseif (! $this->db->fieldExists('timezone', 'settings')) {
            $this->forge->addColumn('settings', [
                'timezone' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 255,
                    'null'       => true,
                    'default'    => 'America/New_York',
                    'after'      => 'name',
                ],
            ]);
        }

        if (! $this->db->tableExists('user_preferences')) {
            $this->forge->addField([
                'id' => [
                    'type'           => 'INT',
                    'constraint'     => 11,
                    'unsigned'       => true,
                    'auto_increment' => true,
                ],
                'user_id' => [
                    'type'       => 'INT',
                    'constraint' => 11,
                ],
                'notification_email' => [
                    'type'       => 'TINYINT',
                    'constraint' => 1,
                    'default'    => 1,
                ],
                'notification_sms' => [
                    'type'       => 'TINYINT',
                    'constraint' => 1,
                    'default'    => 1,
                ],
                'theme' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 50,
                    'default'    => 'light',
                ],
                'language' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 50,
                    'default'    => 'en',
                ],
                'timezone' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 64,
                    'null'       => true,
                ],
                'style_color' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 32,
                    'null'       => true,
                ],
                'menu_color' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 32,
                    'null'       => true,
                ],
                'menu_custom_bg' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 32,
                    'null'       => true,
                ],
                'menu_custom_text' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 32,
                    'null'       => true,
                ],
                'menu_custom_mode' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 16,
                    'null'       => true,
                ],
                'created_at' => [
                    'type' => 'DATETIME',
                    'null' => true,
                ],
                'updated_at' => [
                    'type' => 'DATETIME',
                    'null' => true,
                ],
            ]);
            $this->forge->addKey('id', true);
            $this->forge->addKey('user_id');
            $this->forge->createTable('user_preferences', true);
        } else {
            $optionalColumns = [
                'timezone' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 64,
                    'null'       => true,
                ],
                'style_color' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 32,
                    'null'       => true,
                ],
                'menu_color' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 32,
                    'null'       => true,
                ],
                'menu_custom_bg' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 32,
                    'null'       => true,
                ],
                'menu_custom_text' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 32,
                    'null'       => true,
                ],
                'menu_custom_mode' => [
                    'type'       => 'VARCHAR',
                    'constraint' => 16,
                    'null'       => true,
                ],
            ];

            foreach ($optionalColumns as $column => $definition) {
                if (! $this->db->fieldExists($column, 'user_preferences')) {
                    $this->forge->addColumn('user_preferences', [$column => $definition]);
                }
            }
        }
    }

    public function down()
    {
        // Do not drop tables that may contain production preference data.
    }
}