<?php

use humhub\components\Migration;

class m260402_010000_transfer_event_audit extends Migration
{
    public function safeUp()
    {
        $this->safeCreateTable('rescue_animal_transfer_event', [
            'id' => $this->primaryKey(),
            'transfer_id' => $this->integer()->notNull(),
            'animal_id' => $this->integer()->notNull(),
            'event_type' => $this->string(32)->notNull(),
            'from_status' => $this->string(32)->null(),
            'to_status' => $this->string(32)->null(),
            'message' => $this->text()->null(),
            'metadata_json' => $this->text()->null(),
            'created_by' => $this->integer()->null(),
            'created_at' => $this->dateTime()->null(),
        ]);

        $this->safeCreateIndex('idx_rescue_transfer_event_transfer', 'rescue_animal_transfer_event', 'transfer_id', false);
        $this->safeCreateIndex('idx_rescue_transfer_event_animal', 'rescue_animal_transfer_event', 'animal_id', false);
        $this->safeCreateIndex('idx_rescue_transfer_event_type', 'rescue_animal_transfer_event', 'event_type', false);
        $this->safeCreateIndex('idx_rescue_transfer_event_created_at', 'rescue_animal_transfer_event', 'created_at', false);

        $this->safeAddForeignKey(
            'fk_rescue_transfer_event_transfer',
            'rescue_animal_transfer_event',
            'transfer_id',
            'rescue_animal_transfer',
            'id',
            'CASCADE',
            'CASCADE'
        );
        $this->safeAddForeignKey(
            'fk_rescue_transfer_event_animal',
            'rescue_animal_transfer_event',
            'animal_id',
            'rescue_animal',
            'id',
            'CASCADE',
            'CASCADE'
        );

        if ($this->db->getSchema()->getTableSchema('user', true) !== null) {
            $this->safeAddForeignKey(
                'fk_rescue_transfer_event_created_by',
                'rescue_animal_transfer_event',
                'created_by',
                'user',
                'id',
                'SET NULL',
                'CASCADE'
            );
        }
    }

    public function safeDown()
    {
        $this->safeDropTable('rescue_animal_transfer_event');
    }
}