<?php

declare(strict_types=1);

use Phinx\Migration\AbstractMigration;

final class AlterScadFunctionsAddContactFields extends AbstractMigration
{
    public function up(): void
    {
        if (!$this->hasTable('scad_functions')) {
            throw new RuntimeException('Table scad_functions does not exist.');
        }

        $table = $this->table('scad_functions');

        if (!$table->hasColumn('person_full_name')) {
            $table->addColumn('person_full_name', 'string', [
                'limit' => 200,
                'null' => true,
                'after' => 'description',
                'comment' => 'Full name and surname of the person assigned to the function',
            ]);
        }

        if (!$table->hasColumn('phone')) {
            $table->addColumn('phone', 'string', [
                'limit' => 80,
                'null' => true,
                'after' => 'person_full_name',
            ]);
        }

        if (!$table->hasColumn('email')) {
            $table->addColumn('email', 'string', [
                'limit' => 190,
                'null' => true,
                'after' => 'phone',
            ]);
        }

        if (!$table->hasColumn('notes')) {
            $table->addColumn('notes', 'text', [
                'null' => true,
                'after' => 'email',
            ]);
        }

        if (!$table->hasColumn('sort_order')) {
            $table->addColumn('sort_order', 'integer', [
                'signed' => false,
                'null' => false,
                'default' => 0,
                'after' => 'status',
            ]);
        }

        if (!$table->hasIndexByName('idx_scad_functions_name')) {
            $table->addIndex(['name'], [
                'name' => 'idx_scad_functions_name',
            ]);
        }

        if (!$table->hasIndexByName('idx_scad_functions_person_full_name')) {
            $table->addIndex(['person_full_name'], [
                'name' => 'idx_scad_functions_person_full_name',
            ]);
        }

        if (!$table->hasIndexByName('idx_scad_functions_email')) {
            $table->addIndex(['email'], [
                'name' => 'idx_scad_functions_email',
            ]);
        }

        if (!$table->hasIndexByName('idx_scad_functions_status_sort')) {
            $table->addIndex(['status', 'sort_order'], [
                'name' => 'idx_scad_functions_status_sort',
            ]);
        }

        $table->update();

        // Set a default order for existing rows without changing their names.
        $this->execute("
            UPDATE scad_functions
            SET sort_order = id * 10
            WHERE sort_order = 0
        ");
    }

    public function down(): void
    {
        if (!$this->hasTable('scad_functions')) {
            return;
        }

        $table = $this->table('scad_functions');

        if ($table->hasIndexByName('idx_scad_functions_status_sort')) {
            $table->removeIndexByName('idx_scad_functions_status_sort');
        }

        if ($table->hasIndexByName('idx_scad_functions_email')) {
            $table->removeIndexByName('idx_scad_functions_email');
        }

        if ($table->hasIndexByName('idx_scad_functions_person_full_name')) {
            $table->removeIndexByName('idx_scad_functions_person_full_name');
        }

        if ($table->hasIndexByName('idx_scad_functions_name')) {
            $table->removeIndexByName('idx_scad_functions_name');
        }

        if ($table->hasColumn('sort_order')) {
            $table->removeColumn('sort_order');
        }

        if ($table->hasColumn('notes')) {
            $table->removeColumn('notes');
        }

        if ($table->hasColumn('email')) {
            $table->removeColumn('email');
        }

        if ($table->hasColumn('phone')) {
            $table->removeColumn('phone');
        }

        if ($table->hasColumn('person_full_name')) {
            $table->removeColumn('person_full_name');
        }

        $table->update();
    }
}