func updateDelayedRoutesEstimates() {
delays := selectdb.SelectDelays()
/* Find out affected lines and bounds */
affectedLineBounds := extractAffectedLinesBoundsFromDelays(delays)
logger.GetLogger().Info("Affected line bounds: %v", affectedLineBounds)
/* Find out TfL estimates */
tflEstimates := getTflEstimates(affectedLineBounds)
logger.GetLogger().Info("Tfl estimates: %v", tflEstimates)
routeDurations := getRouteDurations(affectedLineBounds)
logger.GetLogger().Info("Route durations: %v", routeDurations)
insertRouteDurationsIntoDB(routeDurations, tflEstimates)
}
func getDelayedSections() []DelayedSection {
delayedSections := make([]DelayedSection, 0)
/* Batch select everything from database */
delays := selectdb.SelectDelays()
allStopDetails := extractAllStopDetailsFromDelays(delays)
allAffectedLines, allAffectedLineBounds := extractAllAffectedLineBounds(delays)
for fromStop, fromStopDetails := range delays {
for toStop, toStopDetails := range fromStopDetails {
historicAverage := toStopDetails["historicEstimate"]
realTimeAverage := toStopDetails["realTimeEstimate"]
numBuses := toStopDetails["delayCount"]
lastUpdated := time.Unix(toStopDetails["lastUpdated"], 0)
fromName := allStopDetails[fromStop]["name"]
fromLat := allStopDetails[fromStop]["latitude"]
fromLng := allStopDetails[fromStop]["longitude"]
toName := allStopDetails[toStop]["name"]
toLat := allStopDetails[toStop]["latitude"]
toLng := allStopDetails[toStop]["longitude"]
affectedLines := allAffectedLines[fromStop][toStop]
affectedLineBounds := allAffectedLineBounds[fromStop][toStop]
delayedSections = append(delayedSections,
DelayedSection{
AffectedLines: affectedLines,
AffectedLineBounds: affectedLineBounds,
FromName: fromName,
FromLat: fromLat,
FromLng: fromLng,
FromNaptan: fromStop,
ToName: toName,
ToLat: toLat,
ToLng: toLng,
ToNaptan: toStop,
HistoricAverage: historicAverage,
RealTimeAverage: realTimeAverage,
NumBuses: numBuses,
LastUpdated: lastUpdated,
})
}
}
return delayedSections
}