add chart type and chart data type settings for trend analysis

src/lib/statistics.js

@@ -0,0 +1,19 @@
+import statisticsConstants from '@/consts/statistics.js';
+
+export function isChartDataTypeAvailableForAnalysisType(chartDataType, analysisType) {
+    for (const dataTypeField in statisticsConstants.allChartDataTypes) {
+        if (!Object.prototype.hasOwnProperty.call(statisticsConstants.allChartDataTypes, dataTypeField)) {
+            continue;
+        }
+
+        const dataTypeItem = statisticsConstants.allChartDataTypes[dataTypeField];
+
+        if (dataTypeItem.type !== chartDataType) {
+            continue;
+        }
+
+        return !!dataTypeItem.availableAnalysisTypes[analysisType];
+    }
+
+    return false;
+}