Examples with PAGER org.hisp.dhis.analytics.AnalyticsMetaDataKey.PAGER used on opensource projects

Example 1 with PAGER

use of org.hisp.dhis.analytics.AnalyticsMetaDataKey.PAGER in project dhis2-core by dhis2.

the class AbstractAnalyticsService method getGrid.

protected Grid getGrid(EventQueryParams params) {
    // ---------------------------------------------------------------------
    // Decide access, add constraints and validate
    // ---------------------------------------------------------------------
    securityManager.decideAccessEventQuery(params);
    params = securityManager.withUserConstraints(params);
    queryValidator.validate(params);
    // keywords as well as their periods are removed in the next step,
    // params object is modified
    List<DimensionItemKeywords.Keyword> periodKeywords = params.getDimensions().stream().map(DimensionalObject::getDimensionItemKeywords).filter(dimensionItemKeywords -> dimensionItemKeywords != null && !dimensionItemKeywords.isEmpty()).flatMap(dk -> dk.getKeywords().stream()).collect(Collectors.toList());
    params = new EventQueryParams.Builder(params).withStartEndDatesForPeriods().build();
    // ---------------------------------------------------------------------
    // Headers
    // ---------------------------------------------------------------------
    Grid grid = createGridWithHeaders(params);
    for (DimensionalObject dimension : params.getDimensions()) {
        grid.addHeader(new GridHeader(dimension.getDimension(), dimension.getDimensionDisplayName(), ValueType.TEXT, false, true));
    }
    for (QueryItem item : params.getItems()) {
        /**
         * Special case: If the request contains an item of Org Unit value
         * type and the item UID is linked to coordinates (coordinateField),
         * then create an Header of ValueType COORDINATE and type "Point"
         */
        if (item.getValueType() == ValueType.ORGANISATION_UNIT && params.getCoordinateField().equals(item.getItem().getUid())) {
            grid.addHeader(new GridHeader(item.getItem().getUid(), item.getItem().getDisplayProperty(params.getDisplayProperty()), COORDINATE, false, true, item.getOptionSet(), item.getLegendSet()));
        } else if (hasNonDefaultRepeatableProgramStageOffset(item)) {
            String column = item.getItem().getDisplayProperty(params.getDisplayProperty());
            RepeatableStageParams repeatableStageParams = item.getRepeatableStageParams();
            String name = repeatableStageParams.getDimension();
            grid.addHeader(new GridHeader(name, column, repeatableStageParams.simpleStageValueExpected() ? item.getValueType() : ValueType.REFERENCE, false, true, item.getOptionSet(), item.getLegendSet(), item.getProgramStage().getUid(), item.getRepeatableStageParams()));
        } else {
            final String uid = getItemUid(item);
            final String column = item.getItem().getDisplayProperty(params.getDisplayProperty());
            grid.addHeader(new GridHeader(uid, column, item.getValueType(), false, true, item.getOptionSet(), item.getLegendSet()));
        }
    }
    // ---------------------------------------------------------------------
    // Data
    // ---------------------------------------------------------------------
    long count = 0;
    if (!params.isSkipData() || params.analyzeOnly()) {
        count = addEventData(grid, params);
    }
    // ---------------------------------------------------------------------
    // Meta-data
    // ---------------------------------------------------------------------
    addMetadata(params, periodKeywords, grid);
    if (params.hasDataIdScheme()) {
        substituteData(grid);
    }
    if (params.isPaging()) {
        Pager pager = new Pager(params.getPageWithDefault(), count, params.getPageSizeWithDefault());
        grid.getMetaData().put(PAGER.getKey(), pager);
    }
    maybeApplyHeaders(params, grid);
    return grid;
}