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current conditions ready for data

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This commit is contained in:
Matt Walsh
2020-09-24 22:44:51 -05:00
parent 965cb29699
commit 0a6a31217b
12 changed files with 314 additions and 122 deletions
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109
server/scripts/modules/currentweather.js
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@@ -50,45 +50,55 @@ class CurrentWeather extends WeatherDisplay {
this.setStatus(STATUS.loaded);
}
async drawCanvas () {
super.drawCanvas();
// format the data for use outside this function
parseData() {
if (!this.data) return false;
const data = {};
const observations = this.data.features[0].properties;
// values from api are provided in metric
let Temperature = Math.round(observations.temperature.value);
let DewPoint = Math.round(observations.dewpoint.value);
let Ceiling = Math.round(observations.cloudLayers[0].base.value);
let CeilingUnit = 'm.';
let Visibility = Math.round(observations.visibility.value/1000);
let VisibilityUnit = ' km.';
let WindSpeed = Math.round(observations.windSpeed.value);
const WindDirection = utils.calc.directionToNSEW(observations.windDirection.value);
let Pressure = Math.round(observations.barometricPressure.value);
let HeatIndex = Math.round(observations.heatIndex.value);
let WindChill = Math.round(observations.windChill.value);
let WindGust = Math.round(observations.windGust.value);
let Humidity = Math.round(observations.relativeHumidity.value);
const Icon = icons.getWeatherIconFromIconLink(observations.icon);
let PressureDirection = '';
const TextConditions = observations.textDescription;
data.observations = observations;
data.Temperature = Math.round(observations.temperature.value);
data.DewPoint = Math.round(observations.dewpoint.value);
data.Ceiling = Math.round(observations.cloudLayers[0].base.value);
data.CeilingUnit = 'm.';
data.Visibility = Math.round(observations.visibility.value/1000);
data.VisibilityUnit = ' km.';
data.WindSpeed = Math.round(observations.windSpeed.value);
data.WindDirection = utils.calc.directionToNSEW(observations.windDirection.value);
data.Pressure = Math.round(observations.barometricPressure.value);
data.HeatIndex = Math.round(observations.heatIndex.value);
data.WindChill = Math.round(observations.windChill.value);
data.WindGust = Math.round(observations.windGust.value);
data.Humidity = Math.round(observations.relativeHumidity.value);
data.Icon = icons.getWeatherIconFromIconLink(observations.icon);
data.PressureDirection = '';
data.TextConditions = observations.textDescription;
// difference since last measurement (pascals, looking for difference of more than 150)
const pressureDiff = (observations.barometricPressure.value - this.data.features[1].properties.barometricPressure.value);
if (pressureDiff > 150) PressureDirection = 'R';
if (pressureDiff < -150) PressureDirection = 'F';
if (pressureDiff > 150) data.PressureDirection = 'R';
if (pressureDiff < -150) data.PressureDirection = 'F';
if (navigation.units() === UNITS.english) {
Temperature = utils.units.celsiusToFahrenheit(Temperature);
DewPoint = utils.units.celsiusToFahrenheit(DewPoint);
Ceiling = Math.round(utils.units.metersToFeet(Ceiling)/100)*100;
CeilingUnit = 'ft.';
Visibility = utils.units.kilometersToMiles(observations.visibility.value/1000);
VisibilityUnit = ' mi.';
WindSpeed = utils.units.kphToMph(WindSpeed);
Pressure = utils.units.pascalToInHg(Pressure);
HeatIndex = utils.units.celsiusToFahrenheit(HeatIndex);
WindChill = utils.units.celsiusToFahrenheit(WindChill);
WindGust = utils.units.kphToMph(WindGust);
data.Temperature = utils.units.celsiusToFahrenheit(data.Temperature);
data.DewPoint = utils.units.celsiusToFahrenheit(data.DewPoint);
data.Ceiling = Math.round(utils.units.metersToFeet(data.Ceiling)/100)*100;
data.CeilingUnit = 'ft.';
data.Visibility = utils.units.kilometersToMiles(observations.visibility.value/1000);
data.VisibilityUnit = ' mi.';
data.WindSpeed = utils.units.kphToMph(data.WindSpeed);
data.Pressure = utils.units.pascalToInHg(data.Pressure);
data.HeatIndex = utils.units.celsiusToFahrenheit(data.HeatIndex);
data.WindChill = utils.units.celsiusToFahrenheit(data.WindChill);
data.WindGust = utils.units.kphToMph(data.WindGust);
}
return data;
}
async drawCanvas () {
super.drawCanvas();
// parse each time to deal with a change in units if necessary
const data = this.parseData();
this.context.drawImage(await this.backgroundImage, 0, 0);
draw.horizontalGradientSingle(this.context, 0, 30, 500, 90, draw.topColor1, draw.topColor2);
@@ -98,37 +108,37 @@ class CurrentWeather extends WeatherDisplay {
draw.titleText(this.context, 'Current', 'Conditions');
draw.text(this.context, 'Star4000 Large', '24pt', '#FFFFFF', 170, 135, Temperature + String.fromCharCode(176), 2);
draw.text(this.context, 'Star4000 Large', '24pt', '#FFFFFF', 170, 135, data.Temperature + String.fromCharCode(176), 2);
let Conditions = observations.textDescription;
if (TextConditions.length > 15) {
let Conditions = data.observations.textDescription;
if (Conditions.length > 15) {
Conditions = this.shortConditions(Conditions);
}
draw.text(this.context, 'Star4000 Extended', '24pt', '#FFFFFF', 195, 170, Conditions, 2, 'center');
draw.text(this.context, 'Star4000 Extended', '24pt', '#FFFFFF', 80, 330, 'Wind:', 2);
draw.text(this.context, 'Star4000 Extended', '24pt', '#FFFFFF', 300, 330, WindDirection + ' ' + WindSpeed, 2, 'right');
draw.text(this.context, 'Star4000 Extended', '24pt', '#FFFFFF', 300, 330, data.WindDirection + ' ' + data.WindSpeed, 2, 'right');
if (WindGust) draw.text(this.context, 'Star4000 Extended', '24pt', '#FFFFFF', 80, 375, 'Gusts to ' + WindGust, 2);
if (data.WindGust) draw.text(this.context, 'Star4000 Extended', '24pt', '#FFFFFF', 80, 375, 'Gusts to ' + data.WindGust, 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFF00', 315, 120, this.data.station.properties.name.substr(0, 20), 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 340, 165, 'Humidity:', 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 165, Humidity + '%', 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 165, data.Humidity + '%', 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 340, 205, 'Dewpoint:', 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 205, DewPoint + String.fromCharCode(176), 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 205, data.DewPoint + String.fromCharCode(176), 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 340, 245, 'Ceiling:', 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 245, (Ceiling === '' ? 'Unlimited' : Ceiling + CeilingUnit), 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 245, (data.Ceiling === '' ? 'Unlimited' : data.Ceiling + data.CeilingUnit), 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 340, 285, 'Visibility:', 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 285, Visibility + VisibilityUnit, 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 285, data.Visibility + data.VisibilityUnit, 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 340, 325, 'Pressure:', 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 535, 325, Pressure, 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 535, 325, data.Pressure, 2, 'right');
switch (PressureDirection) {
switch (data.PressureDirection) {
case 'R':
// Shadow
draw.triangle(this.context, '#000000', 552, 302, 542, 312, 562, 312);
@@ -158,17 +168,17 @@ class CurrentWeather extends WeatherDisplay {
default:
}
if (observations.heatIndex.value && HeatIndex !== Temperature) {
if (data.observations.heatIndex.value && data.HeatIndex !== data.Temperature) {
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 340, 365, 'Heat Index:', 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 365, HeatIndex + String.fromCharCode(176), 2, 'right');
} else if (observations.windChill.value && WindChill !== '' && WindChill < Temperature) {
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 365, data.HeatIndex + String.fromCharCode(176), 2, 'right');
} else if (data.observations.windChill.value && data.WindChill !== '' && data.WindChill < data.Temperature) {
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 340, 365, 'Wind Chill:', 2);
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 365, WindChill + String.fromCharCode(176), 2, 'right');
draw.text(this.context, 'Star4000 Large', 'bold 16pt', '#FFFFFF', 560, 365, data.WindChill + String.fromCharCode(176), 2, 'right');
}
// get main icon
this.gifs.push(await utils.image.superGifAsync({
src: Icon,
src: data.Icon,
auto_play: true,
canvas: this.canvas,
x: 140,
@@ -179,6 +189,11 @@ class CurrentWeather extends WeatherDisplay {
this.finishDraw();
}
// return the latest gathered information if available
getCurrentWeather() {
return this.parseData();
}
shortConditions(condition) {
condition = condition.replace(/Light/g, 'L');
condition = condition.replace(/Heavy/g, 'H');