/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
import { SqlaFormData } from '@superset-ui/core';
import buildQuery from '../../src/Timeseries/buildQuery';

describe('Timeseries buildQuery', () => {
  const formData = {
    datasource: '5__table',
    granularity_sqla: 'ds',
    metrics: ['bar', 'baz'],
    viz_type: 'my_chart',
  };

  it('should build groupby with series in form data', () => {
    const queryContext = buildQuery(formData);
    const [query] = queryContext.queries;
    expect(query.metrics).toEqual(['bar', 'baz']);
  });

  it('should order by timeseries limit if orderby unspecified', () => {
    const queryContext = buildQuery({
      ...formData,
      timeseries_limit_metric: 'bar',
      order_desc: true,
    });
    const [query] = queryContext.queries;
    expect(query.metrics).toEqual(['bar', 'baz']);
    expect(query.series_limit_metric).toEqual('bar');
    expect(query.order_desc).toEqual(true);
    expect(query.orderby).toEqual([['bar', false]]);
  });

  it('should not order by timeseries limit if orderby provided', () => {
    const queryContext = buildQuery({
      ...formData,
      timeseries_limit_metric: 'bar',
      order_desc: true,
      orderby: [['foo', true]],
    });
    const [query] = queryContext.queries;
    expect(query.metrics).toEqual(['bar', 'baz']);
    expect(query.series_limit_metric).toEqual('bar');
    expect(query.order_desc).toEqual(true);
    expect(query.orderby).toEqual([['foo', true]]);
  });
});

describe('GENERIC_CHART_AXES is enabled', () => {
  let windowSpy: any;

  beforeAll(() => {
    // @ts-ignore
    windowSpy = jest.spyOn(window, 'window', 'get').mockImplementation(() => ({
      featureFlags: {
        GENERIC_CHART_AXES: true,
      },
    }));
  });

  afterAll(() => {
    windowSpy.mockRestore();
  });

  const formData: SqlaFormData = {
    datasource: '5__table',
    viz_type: 'table',
    granularity_sqla: 'time_column',
    time_grain_sqla: 'P1Y',
    time_range: '1 year ago : 2013',
    groupby: ['col1'],
    metrics: ['count(*)'],
  };

  it("shouldn't convert queryObject", () => {
    const { queries } = buildQuery(formData);
    expect(queries[0]).toEqual(
      expect.objectContaining({
        granularity: 'time_column',
        time_range: '1 year ago : 2013',
        extras: { time_grain_sqla: 'P1Y', having: '', where: '' },
        columns: ['col1'],
        series_columns: ['col1'],
        metrics: ['count(*)'],
        is_timeseries: true,
        post_processing: [
          {
            operation: 'pivot',
            options: {
              aggregates: { 'count(*)': { operator: 'mean' } },
              columns: ['col1'],
              drop_missing_columns: true,
              index: ['__timestamp'],
            },
          },
          { operation: 'flatten' },
        ],
      }),
    );
  });

  it('should convert queryObject', () => {
    const { queries } = buildQuery({ ...formData, x_axis: 'time_column' });
    expect(queries[0]).toEqual(
      expect.objectContaining({
        granularity: 'time_column',
        time_range: '1 year ago : 2013',
        extras: { having: '', where: '' },
        columns: [
          {
            columnType: 'BASE_AXIS',
            expressionType: 'SQL',
            label: 'time_column',
            sqlExpression: 'time_column',
            timeGrain: 'P1Y',
          },
          'col1',
        ],
        series_columns: ['col1'],
        metrics: ['count(*)'],
        post_processing: [
          {
            operation: 'pivot',
            options: {
              aggregates: { 'count(*)': { operator: 'mean' } },
              columns: ['col1'],
              drop_missing_columns: true,
              index: ['time_column'],
            },
          },
          { operation: 'flatten' },
        ],
      }),
    );
  });
});

describe('GENERIC_CHART_AXES is disabled', () => {
  let windowSpy: any;

  beforeAll(() => {
    // @ts-ignore
    windowSpy = jest.spyOn(window, 'window', 'get').mockImplementation(() => ({
      featureFlags: {
        GENERIC_CHART_AXES: false,
      },
    }));
  });

  afterAll(() => {
    windowSpy.mockRestore();
  });

  const formData: SqlaFormData = {
    datasource: '5__table',
    viz_type: 'table',
    granularity_sqla: 'time_column',
    time_grain_sqla: 'P1Y',
    time_range: '1 year ago : 2013',
    groupby: ['col1'],
    metrics: ['count(*)'],
  };

  it("shouldn't convert queryObject", () => {
    const { queries } = buildQuery(formData);
    expect(queries[0]).toEqual(
      expect.objectContaining({
        granularity: 'time_column',
        time_range: '1 year ago : 2013',
        extras: { time_grain_sqla: 'P1Y', having: '', where: '' },
        columns: ['col1'],
        series_columns: ['col1'],
        metrics: ['count(*)'],
        is_timeseries: true,
        post_processing: [
          {
            operation: 'pivot',
            options: {
              aggregates: { 'count(*)': { operator: 'mean' } },
              columns: ['col1'],
              drop_missing_columns: true,
              index: ['__timestamp'],
            },
          },
          { operation: 'flatten' },
        ],
      }),
    );
  });

  it('should convert queryObject', () => {
    const { queries } = buildQuery({ ...formData, x_axis: 'time_column' });
    expect(queries[0]).toEqual(
      expect.objectContaining({
        granularity: 'time_column',
        time_range: '1 year ago : 2013',
        extras: { having: '', where: '' },
        columns: [
          {
            columnType: 'BASE_AXIS',
            expressionType: 'SQL',
            label: 'time_column',
            sqlExpression: 'time_column',
            timeGrain: 'P1Y',
          },
          'col1',
        ],
        series_columns: ['col1'],
        metrics: ['count(*)'],
        post_processing: [
          {
            operation: 'pivot',
            options: {
              aggregates: { 'count(*)': { operator: 'mean' } },
              columns: ['col1'],
              drop_missing_columns: true,
              index: ['time_column'],
            },
          },
          { operation: 'flatten' },
        ],
      }),
    );
  });
});