import { MigrationInterface, QueryRunner } from 'typeorm';
import { SYSTEM_CATEGORY_KEYS, SYSTEM_CATEGORY_META, DEFAULT_SETTINGS, SETTINGS_KEYS } from '../../config/env.schema';
import { v4 as uuid } from 'uuid';

export class SeedSystemData1700000000100 implements MigrationInterface {
  name = 'SeedSystemData1700000000100';

  public async up(queryRunner: QueryRunner): Promise<void> {
    for (const key of SYSTEM_CATEGORY_KEYS) {
      const meta = SYSTEM_CATEGORY_META[key];
      const existing = await queryRunner.query(`SELECT id FROM "category" WHERE "system_key" = ?`, [key]);
      if (existing.length > 0) continue;
      await queryRunner.query(
        `INSERT INTO "category" ("id","system_key","name","abbreviation","description","icon_path") VALUES (?,?,?,?,?,?)`,
        [uuid(), key, meta.name, meta.abbreviation, meta.description, meta.iconPath],
      );
    }

    for (const key of Object.values(SETTINGS_KEYS)) {
      const existing = await queryRunner.query(`SELECT "key" FROM "setting" WHERE "key" = ?`, [key]);
      if (existing.length > 0) continue;
      const value = DEFAULT_SETTINGS[key] ?? '';
      await queryRunner.query(`INSERT INTO "setting" ("key","value") VALUES (?,?)`, [key, value]);
    }
  }

  public async down(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.query(`DELETE FROM "category" WHERE "system_key" IS NOT NULL;`);
    await queryRunner.query(`DELETE FROM "setting";`);
  }
}