org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.dashboardwidgets.StatsCountConfig Maven / Gradle / Ivy

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/*
 * Copyright (C) 2020 Graylog, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the Server Side Public License, version 1,
 * as published by MongoDB, Inc.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * Server Side Public License for more details.
 *
 * You should have received a copy of the Server Side Public License
 * along with this program. If not, see
 * .
 */
package org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.dashboardwidgets;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.google.auto.value.AutoValue;
import com.google.common.base.Strings;
import org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.RandomUUIDProvider;
import org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.TimeRange;
import org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.ViewWidget;
import org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.Widget;
import org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.viewwidgets.AggregationConfig;
import org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.viewwidgets.NumberVisualizationConfig;
import org.graylog.plugins.views.migrations.V20191125144500_MigrateDashboardsToViewsSupport.viewwidgets.Series;

import javax.annotation.Nullable;
import java.util.Collections;
import java.util.Optional;
import java.util.Set;

@AutoValue
@JsonAutoDetect
@JsonIgnoreProperties(ignoreUnknown = true)
public abstract class StatsCountConfig extends WidgetConfigBase implements WidgetConfigWithQueryAndStreams {
    private static final String NUMERIC_VISUALIZATION = "numeric";

    public abstract String field();
    public abstract String statsFunction();
    public abstract Optional lowerIsBetter();
    public abstract Optional trend();
    public abstract Optional streamId();

    private Series series() {
        return Series.create(mapStatsFunction(statsFunction()), field());
    }

    @Override
    public Set toViewWidgets(Widget widget, RandomUUIDProvider randomUUIDProvider) {
        return Collections.singleton(createAggregationWidget(randomUUIDProvider.get())
                .config(AggregationConfig.builder()
                        .series(Collections.singletonList(series()))
                        .visualization(NUMERIC_VISUALIZATION)
                        .visualizationConfig(
                                NumberVisualizationConfig.builder()
                                        .trend(trend().orElse(false))
                                        .trendPreference(lowerIsBetter().orElse(false)
                                                ? NumberVisualizationConfig.TrendPreference.LOWER
                                                : NumberVisualizationConfig.TrendPreference.HIGHER)
                                        .build()
                        )
                        .build())
                .build());
    }

    @JsonCreator
    static StatsCountConfig create(
            @JsonProperty("field") String field,
            @JsonProperty("stats_function") String statsFunction,
            @JsonProperty("lower_is_better") Boolean lowerIsBetter,
            @JsonProperty("trend") Boolean trend,
            @JsonProperty("stream_id") @Nullable String streamId,
            @JsonProperty("query") @Nullable String query,
            @JsonProperty("timerange") TimeRange timerange
    ) {
        return new AutoValue_StatsCountConfig(
                timerange,
                Strings.nullToEmpty(query),
                field,
                statsFunction,
                Optional.ofNullable(lowerIsBetter),
                Optional.ofNullable(trend),
                Optional.ofNullable(streamId)
        );
    }
}