Need to clean up by the focus circle is there!

assets/src/scripts/components/dailyValueHydrograph/selectors/time-series-data.js

@@ -107,9 +107,11 @@ export const getCursorEpochTime = createSelector(
     getObservationsCursorOffset,
     getXScale,
     (cursorOffset, xScale) => {
+        console.log('Cursor offset is: ' + cursorOffset)
         if (!cursorOffset) {
             return null;
         }
+        console.log('Epoch time is: ' + xScale.domain()[0] + cursorOffset)
         return xScale.domain()[0] + cursorOffset;
     }
 );
@@ -121,6 +123,7 @@ export const getDataAtCursor = createSelector(
     getCursorEpochTime,
     getCurrentTimeSeriesPoints,
     (cursorEpochTime, points)=> {
+        console.log('In getDataAtCursor ' + cursorEpochTime)
         if (!cursorEpochTime) {
             return null;
         }
@@ -137,11 +140,12 @@ export const getCursorPoint = createSelector(
     getYScale,
     (point, xScale, yScale) => {
         if (!point) {
-            return null;
+            return [];
         }
-        return {
+        console.log(`in getCursorPoint for ${point.dateTime} and ${point.value}`);
+        return [{
             x: xScale(point.dateTime),
             y: yScale(point.value)
-        };
+        }];
     }
 );

assets/src/scripts/components/dailyValueHydrograph/tooltip.js

@@ -11,7 +11,7 @@ import {getCursorPoint} from './selectors/time-series-data';
 
 export const createTooltipFocus = function(elem, store) {
     elem
-        //.call(link(store, drawFocusCircles, getCursorPoint))
+        .call(link(store, drawFocusCircles, getCursorPoint))
         .call(link(
             store,
             drawFocusOverlay,

assets/src/scripts/store/index.js

@@ -473,6 +473,7 @@ export const Actions = {
      * @param {Number} cursorOffset - difference in epoch time from the start of the graph to the position of of the cursor
      */
     setDailyValueCursorOffset(cursorOffset) {
+        console.log('setting daily value cursor offset: ' + cursorOffset);
         return {
             type: 'SET_DAILY_VALUE_CURSOR_OFFSET',
             cursorOffset

assets/src/scripts/store/observations-state-reducer.js

@@ -24,7 +24,7 @@ export const observationsStateReducer = function(observationsState={}, action) {
     switch (action.type) {
         case 'SET_CURRENT_TIME_SERIES_ID':
             return setCurrentTimeSeriesId(observationsState, action);
-        case 'SET_DAILY_VALUE_CURSOR_EPOCH_TIME':
+        case 'SET_DAILY_VALUE_CURSOR_OFFSET':
             return setDailyValueCursorOffset(observationsState, action);
         default:
             return observationsState;