Examples with ViewEvaluationCtx de.metas.ui.web.view.ViewEvaluationCtx used on opensource projects

Example 1 with ViewEvaluationCtx

use of de.metas.ui.web.view.ViewEvaluationCtx in project metasfresh-webui-api by metasfresh.

the class SqlViewSelectionQueryBuilder method buildSqlCreateSelectionFromSelectionLines.

public SqlAndParams buildSqlCreateSelectionFromSelectionLines(final ViewEvaluationCtx viewEvalCtx, final ViewId newViewId, final List<DocumentQueryOrderBy> orderBys) {
    final String lineTableName = getTableName();
    final String lineTableAlias = getTableAlias();
    final SqlViewKeyColumnNamesMap keyColumnNamesMap = getSqlViewKeyColumnNamesMap();
    final String lineKeyColumnName = keyColumnNamesMap.getSingleKeyColumnName();
    final SqlOrderByBindings sqlOrderByBindings = fieldName -> {
        if (keyColumnNamesMap.isKeyPartFieldName(fieldName)) {
            return ConstantStringExpression.of("sl." + keyColumnNamesMap.getWebuiSelectionColumnNameForKeyColumnName(fieldName));
        } else if (isGroupBy(fieldName)) {
            return getFieldOrderBy(fieldName);
        } else if (isAggregated(fieldName)) {
            return ConstantStringExpression.of(getSqlAggregatedColumn(fieldName));
        } else {
            // shall not happen
            return null;
        }
    };
    final List<DocumentQueryOrderBy> orderBysEffective = orderBys.stream().flatMap(this::flatMapEffectiveFieldNames).filter(orderBy -> keyColumnNamesMap.isKeyPartFieldName(orderBy.getFieldName()) || isGroupBy(orderBy.getFieldName()) || isAggregated(orderBy.getFieldName())).collect(ImmutableList.toImmutableList());
    final IStringExpression sqlOrderByExpr = SqlDocumentOrderByBuilder.newInstance(sqlOrderByBindings).buildSqlOrderBy(orderBysEffective);
    final String sqlOrderBy;
    if (sqlOrderByExpr == null || sqlOrderByExpr.isNullExpression()) {
        sqlOrderBy = keyColumnNamesMap.getWebuiSelectionColumnNamesCommaSeparated("sl");
    } else {
        sqlOrderBy = sqlOrderByExpr.evaluate(viewEvalCtx.toEvaluatee(), OnVariableNotFound.Fail);
    }
    final String sqlFrom = "SELECT " + "\n sl." + I_T_WEBUI_ViewSelectionLine.COLUMNNAME_UUID + "\n, " + keyColumnNamesMap.getWebuiSelectionColumnNamesCommaSeparated("sl") + "\n FROM " + I_T_WEBUI_ViewSelectionLine.Table_Name + " sl " + "\n INNER JOIN " + lineTableName + " " + lineTableAlias + " ON (" + lineTableAlias + "." + lineKeyColumnName + " = sl." + I_T_WEBUI_ViewSelectionLine.COLUMNNAME_Line_ID + // join lines
    ")" + "\n WHERE " + I_T_WEBUI_ViewSelectionLine.COLUMNNAME_UUID + "=?" + "\n GROUP BY " + "\n sl." + I_T_WEBUI_ViewSelectionLine.COLUMNNAME_UUID + "\n, " + keyColumnNamesMap.getWebuiSelectionColumnNamesCommaSeparated("sl") + "\n, " + getGroupByFieldNamesCommaSeparated() + "\n ORDER BY " + sqlOrderBy;
    final String sqlCreateSelectionFromLines = "INSERT INTO " + I_T_WEBUI_ViewSelection.Table_Name + "(" + "\n " + I_T_WEBUI_ViewSelection.COLUMNNAME_UUID + "\n, " + keyColumnNamesMap.getWebuiSelectionColumnNamesCommaSeparated() + "\n, " + // SeqNo
    I_T_WEBUI_ViewSelection.COLUMNNAME_Line + "\n)" + "\n SELECT " + "\n   sl." + I_T_WEBUI_ViewSelectionLine.COLUMNNAME_UUID + "\n , " + keyColumnNamesMap.getWebuiSelectionColumnNamesCommaSeparated("sl") + // SeqNo
    "\n , row_number() OVER ()" + "\n FROM (" + sqlFrom + ") sl";
    final List<Object> sqlCreateSelectionFromLinesParams = Arrays.asList(newViewId.getViewId());
    return SqlAndParams.of(sqlCreateSelectionFromLines, sqlCreateSelectionFromLinesParams);
}

Example 2 with ViewEvaluationCtx

use of de.metas.ui.web.view.ViewEvaluationCtx in project metasfresh-webui-api by metasfresh.

the class HUEditorViewBuffer_HighVolume method huIdsPageFetcher.

private PageFetcher<Integer> huIdsPageFetcher(final List<DocumentQueryOrderBy> orderBys) {
    final ViewEvaluationCtx viewEvalCtx = getViewEvaluationCtx();
    final ViewRowIdsOrderedSelection selection = getSelection(orderBys);
    return (firstRow, maxRows) -> huEditorRepo.retrieveHUIdsPage(viewEvalCtx, selection, firstRow, maxRows);
}