import { Migration } from '@mikro-orm/migrations';

export class Migration20260701180000_addRestaurantCredit extends Migration {

  override async up(): Promise<void> {
    this.addSql(`alter table "restaurants" add column "credit" numeric(10,0) not null default 0;`);

    this.addSql(`
      create table "restaurant_credit_transactions" (
        "id" char(26) not null,
        "created_at" timestamptz not null default now(),
        "updated_at" timestamptz not null default now(),
        "deleted_at" timestamptz null,
        "restaurant_id" char(26) not null,
        "amount" numeric(10,0) not null,
        "balance" numeric(10,0) not null,
        "type" text check ("type" in ('credit', 'debit')) not null,
        "reason" text check ("reason" in ('sms_send', 'deposit', 'adjustment')) not null,
        constraint "restaurant_credit_transactions_pkey" primary key ("id")
      );
    `);
    this.addSql(`create index "restaurant_credit_transactions_created_at_index" on "restaurant_credit_transactions" ("created_at");`);
    this.addSql(`create index "restaurant_credit_transactions_deleted_at_index" on "restaurant_credit_transactions" ("deleted_at");`);
    this.addSql(`create index "restaurant_credit_transactions_restaurant_id_index" on "restaurant_credit_transactions" ("restaurant_id");`);
    this.addSql(`
      alter table "restaurant_credit_transactions"
      add constraint "restaurant_credit_transactions_restaurant_id_foreign"
      foreign key ("restaurant_id") references "restaurants" ("id") on update cascade;
    `);
  }

  override async down(): Promise<void> {
    this.addSql(`alter table "restaurant_credit_transactions" drop constraint if exists "restaurant_credit_transactions_restaurant_id_foreign";`);
    this.addSql(`drop table if exists "restaurant_credit_transactions" cascade;`);
    this.addSql(`alter table "restaurants" drop column if exists "credit";`);
  }

}