Detect missing shifts

lib/sensiplan.js

@@ -3,15 +3,22 @@ function getTemperatureStatus(targetDateString, previousDaysInCycle) {
     .filter(day => day.temperature)
     .map(day => !day.temperature.exclude && rounded(day.temperature.value, 0.05))
 
+  let detectingPotentialHighLevel = false
+
   return tempValues.reduce((acc, curr) => {
     // if we don't yet have 6 lower temps, we just collect
     // if no shift has been detected, we collect low temps
     // after the shift has been detected, we count them as part
     // of the higher temperature phase
-    if (acc.low.length < 6 || (!acc.shiftDetected && curr <= acc.ltl)) {
+    if (acc.low.length < 7) {
+      acc.low.push(curr)
+      acc.ltl = Math.max(...acc.low.slice(-6))
+      // TODO these are the same
+    } else if (curr <= acc.ltl && !detectingPotentialHighLevel && !acc.shiftDetected) {
       acc.low.push(curr)
       acc.ltl = Math.max(...acc.low.slice(-6))
     } else {
+      detectingPotentialHighLevel = true
       acc.high.push(curr)
     }
 
@@ -19,10 +26,12 @@ function getTemperatureStatus(targetDateString, previousDaysInCycle) {
     // we round the difference because of JS decimal weirdness
     if (acc.high.length === 3 && rounded(curr - acc.ltl, 0.01) >= 0.2) {
       acc.shiftDetected = true
+      detectingPotentialHighLevel = false
     }
     // 1st exception rule
     if (acc.high.length === 4 && curr > acc.ltl) {
       acc.shiftDetected = true
+      detectingPotentialHighLevel = false
     }
 
     return acc