import { OperatorTypes } from '@unito/integration-api';
import express from 'express';
import assert from 'node:assert/strict';
import { describe, it } from 'node:test';
import extractFilters from '../../src/middlewares/filters.js';

describe('filters middleware', () => {
  it('properly parse operators', () => {
    Object.values(OperatorTypes).forEach(operator => {
      const request = {
        query: { filter: `aKey${operator}value` },
      } as express.Request<
        // eslint-disable-next-line @typescript-eslint/no-explicit-any
        any,
        object,
        object,
        { filter: string }
      >;

      const response = { locals: {} } as express.Response;

      extractFilters(request, response, () => {});

      assert.deepEqual(response.locals, {
        filters: [{ field: 'aKey', operator, values: ['value'] }],
      });
    });

    const request = {
      query: { filter: `aKey!!` },
    } as express.Request<
      // eslint-disable-next-line @typescript-eslint/no-explicit-any
      any,
      object,
      object,
      { filter: string }
    >;

    const response = { locals: {} } as express.Response;

    extractFilters(request, response, () => {});

    assert.deepEqual(response.locals, {
      filters: [{ field: 'aKey', operator: OperatorTypes.IS_NULL, values: [] }],
    });
  });

  it('decodes URI components', () => {
    const request = { query: { filter: 'status=foo%2Cbar%21%21%2C%3Fbaz%3D!%3Equx' } } as express.Request<
      // eslint-disable-next-line @typescript-eslint/no-explicit-any
      any,
      object,
      object,
      { filter: string }
    >;
    const response = { locals: {} } as express.Response;

    extractFilters(request, response, () => {});

    assert.deepEqual(response.locals, {
      filters: [{ field: 'status', operator: OperatorTypes.EQUAL, values: ['foo,bar!!,?baz=!>qux'] }],
    });
  });

  it('no data', () => {
    const request = { query: {} } as express.Request;
    const response = { locals: {} } as express.Response;

    extractFilters(request, response, () => {});

    assert.deepEqual(response.locals, {
      filters: [],
    });
  });
});