@medusajs/product/dist/migrations/Migration20241122120331.js

Medusa Product module

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Migration20241122120331 = void 0;
const migrations_1 = require("@mikro-orm/migrations");
class Migration20241122120331 extends migrations_1.Migration {
    async up() {
        this.addSql('alter table if exists "image" add column if not exists "rank" integer not null default 0, add column if not exists "product_id" text null;');
        // Migrate existing relationships
        this.addSql(`
      update "image" i
      set product_id = pi.product_id,
          rank = (
            select count(*) 
            from product_images pi2 
            where pi2.product_id = pi.product_id 
            and pi2.image_id <= pi.image_id
          ) - 1
      from "product_images" pi
      where pi.image_id = i.id;
    `);
        // Delete orphaned images
        this.addSql(`
      delete from "image"
      where product_id is null;
    `);
        this.addSql('alter table if exists "image" alter column "product_id" set not null;');
        this.addSql('alter table if exists "image" add constraint "image_product_id_foreign" foreign key ("product_id") references "product" ("id") on update cascade on delete cascade;');
        this.addSql('drop table if exists "product_images" cascade;');
    }
    async down() {
        this.addSql('create table if not exists "product_images" ("product_id" text not null, "image_id" text not null, constraint "product_images_pkey" primary key ("product_id", "image_id"));');
        // Migrate relationships back to join table
        this.addSql(`
      insert into "product_images" (product_id, image_id)
      select product_id, id
      from "image"
      where product_id is not null;
    `);
        this.addSql('alter table if exists "product_images" add constraint "product_images_product_id_foreign" foreign key ("product_id") references "product" ("id") on update cascade on delete cascade;');
        this.addSql('alter table if exists "product_images" add constraint "product_images_image_id_foreign" foreign key ("image_id") references "image" ("id") on update cascade on delete cascade;');
        this.addSql('alter table if exists "image" drop constraint if exists "image_product_id_foreign";');
        this.addSql('alter table if exists "image" drop column if exists "rank";');
        this.addSql('alter table if exists "image" drop column if exists "product_id";');
    }
}
exports.Migration20241122120331 = Migration20241122120331;
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