import { ConnectionTestService } from './connection-test.service';
import { RequestUser } from 'src/decorators/user.decorator';

describe('ConnectionTestService catalog cache', () => {
  const user: RequestUser = {
    user_id: 'user-id',
    username: 'user@example.com',
    permissions: [],
    customer_id: 'customer-id',
    customer_name: 'customer-name',
    customer_tier: 'standard',
    access_token: 'token',
    customer_modules: [],
    roles: [],
  };
  const grpcClient = { getService: jest.fn().mockReturnValue({}) };
  const connectionsService = {};
  const connectionsApiService = { proxy: jest.fn() };
  const platformApiService = { proxy: jest.fn() };
  let service: ConnectionTestService;

  beforeEach(() => {
    jest.clearAllMocks();
    service = new ConnectionTestService(
      grpcClient as any,
      connectionsService as any,
      connectionsApiService as any,
      platformApiService as any,
    );
  });

  it('keeps the existing schemas response contract', async () => {
    connectionsApiService.proxy.mockResolvedValue({
      schemas: [{ schema_name: 'analytics' }, { schema_name: 'public' }],
    });

    await expect(
      service.connectionTestListSchemas(
        { connection_id: 'config-id', plugin: 'postgresql' },
        user,
      ),
    ).resolves.toEqual({
      operation_result: true,
      schema_list: ['analytics', 'public'],
    });
  });

  it('keeps the existing tables response contract', async () => {
    connectionsApiService.proxy.mockResolvedValue({
      tables: [{ table_name: 'customers' }, { table_name: 'orders' }],
    });

    await expect(
      service.connectionTestListTables(
        {
          connection_id: 'config-id',
          plugin: 'postgresql',
          schema: 'public',
        },
        user,
      ),
    ).resolves.toEqual({
      operation_result: true,
      table_list: ['customers', 'orders'],
    });
  });

  it('maps cached columns to the existing table metadata contract', async () => {
    connectionsApiService.proxy.mockResolvedValue({
      columns: [
        {
          column_name: 'id',
          data_type: 'bigint',
          is_primary_key: true,
        },
      ],
    });

    await expect(
      service.getTableMetadata(
        {
          connection_id: 'config-id',
          plugin: 'postgresql',
          schema: 'public',
          table_list: ['customers'],
        },
        user,
      ),
    ).resolves.toEqual({
      operation_result: true,
      tables_metadata: [
        {
          table_name: 'customers',
          columns: [
            {
              name: 'id',
              type: 'bigint',
              is_primary_key: true,
            },
          ],
          references: [],
        },
      ],
    });
    expect(connectionsApiService.proxy).toHaveBeenCalledWith(
      'GET',
      '/connection_catalog/config-id/schemas/public/tables/customers/columns',
      user,
    );
  });

  it('submits a catalog refresh without holding the request open', async () => {
    platformApiService.proxy.mockResolvedValue({
      session_id: 'session-id',
      date: '20260731',
    });

    await expect(
      service.refreshCatalog(
        { connection_id: 'config-id', plugin: 'postgresql' },
        user,
      ),
    ).resolves.toEqual({
      operation_result: true,
      status: 'PENDING',
      session_id: 'session-id',
      date: '20260731',
    });

    expect(platformApiService.proxy).toHaveBeenCalledWith(
      'POST',
      '/connection_test',
      user,
      {
        customer_id: user.customer_name,
        plugin: 'postgresql',
        task: {
          task_type: 'refresh_catalog',
          connection: {
            provider: 'connection_manager',
            config_id: 'config-id',
          },
        },
      },
    );
  });

  it('keeps polling without changing the catalog pointer while pending', async () => {
    platformApiService.proxy.mockResolvedValue({ status: 'PENDING' });

    await expect(
      service.refreshCatalogStatus(
        {
          connection_id: 'config-id',
          plugin: 'postgresql',
          session_id: 'session-id',
          date: '20260731',
        },
        user,
      ),
    ).resolves.toEqual({
      operation_result: false,
      status: 'PENDING',
      session_id: 'session-id',
      date: '20260731',
    });

    expect(connectionsApiService.proxy).not.toHaveBeenCalled();
  });

  it('publishes the catalog pointer after the refresh finishes', async () => {
    platformApiService.proxy.mockResolvedValue({ status: 'DONE' });
    connectionsApiService.proxy.mockResolvedValue({
      last_catalog_refresh_status: 'SUCCESS',
    });

    await expect(
      service.refreshCatalogStatus(
        {
          connection_id: 'config/id',
          plugin: 'postgresql',
          session_id: 'session-id',
          date: '20260731',
        },
        user,
      ),
    ).resolves.toEqual({
      operation_result: true,
      status: 'DONE',
      session_id: 'session-id',
      date: '20260731',
    });

    expect(connectionsApiService.proxy).toHaveBeenCalledWith(
      'PUT',
      '/connection_config/config%2Fid/catalog_metadata',
      user,
      {
        last_catalog_refresh_status: 'SUCCESS',
        last_catalog_connection_test_date: '20260731',
        last_catalog_connection_test_session_id: 'session-id',
      },
    );
  });
});