public async Task StartUpdateAsync()
{
List <Entry> temperatureEntries = new List <Entry>();
List <Entry> waterLevelEntries = new List <Entry>();
Entry initialWaterLevel = ClimateMetricService.GetWaterTankLevelEntry(_cooltainerId);
waterLevelEntries.Add(initialWaterLevel);
var temperatureChartView = FindViewById <ChartView>(Resource.Id.temperatureChartView1);
var humidityChartView = FindViewById <ChartView>(Resource.Id.humidityChartView1);
var co2ChartView = FindViewById <ChartView>(Resource.Id.co2ChartView1);
var pressureChartView = FindViewById <ChartView>(Resource.Id.pressureChartView1);
var waterLevelChartView = FindViewById <ChartView>(Resource.Id.waterLevelChartView1);
while (true)
{
UpdateTemperature(temperatureEntries, temperatureChartView);
UpdateHumidity(humidityChartView);
UpdateCo2(co2ChartView);
UpdatePressure(pressureChartView);
UpdateWaterLevel(waterLevelEntries, waterLevelChartView);
await Task.Delay(1000);
}
}
private void UpdatePressure(ChartView pressureChartView)
{
List <Entry> pressureEntries = ClimateMetricService.GetPressureEntryList(_cooltainerId);
pressureChartView.Chart = new DonutChart()
{
Entries = pressureEntries
};
}
private void UpdateCo2(ChartView co2ChartView)
{
List <Entry> co2Entries = ClimateMetricService.GetCo2LevelEntryList(_cooltainerId);
co2ChartView.Chart = new DonutChart()
{
Entries = co2Entries
};
}
private void UpdateHumidity(ChartView humidityChartView)
{
List <Entry> humidityEntries = ClimateMetricService.GetHumidityEntryList(_cooltainerId);
humidityChartView.Chart = new DonutChart()
{
Entries = humidityEntries
};
}
private void UpdateTemperature(List <Entry> temperatureEntries, ChartView temperatureChartView)
{
Entry latestTemp = ClimateMetricService.GetTemperatureEntry(_cooltainerId);
temperatureEntries.Add(latestTemp);
TrimGraphToTimespan(temperatureEntries);
temperatureChartView.Chart = new LineChart()
{
Entries = temperatureEntries
};
}
private void UpdateWaterLevel(List <Entry> waterLevelEntries, ChartView waterLevelChartView)
{
var latestWaterLevel = waterLevelEntries.Last().Value > 0 ? waterLevelEntries.Last().Value - 1 : 0;
Entry latestWaterLevelEntry = ClimateMetricService.GetWaterTankLevelEntry(latestWaterLevel);
waterLevelEntries.Add(latestWaterLevelEntry);
TrimGraphToTimespan(waterLevelEntries);
waterLevelChartView.Chart = new LineChart()
{
Entries = waterLevelEntries
};
}
