marine hourly mjs

server/scripts/modules/hourly.mjs

@@ -141,6 +141,7 @@ const parseForecast = async (data) => {
 	const iceAccumulation = expand(data.iceAccumulation.values); 	// ice icon
 	const probabilityOfPrecipitation = expand(data.probabilityOfPrecipitation.values);	// rain icon
 	const snowfallAmount = expand(data.snowfallAmount.values);	// snow icon
+	const waveHeight = expand(data.waveHeight.values);
 
 	const icons = await determineIcon(skyCover, weather, iceAccumulation, probabilityOfPrecipitation, snowfallAmount, windSpeed);
 
@@ -152,6 +153,7 @@ const parseForecast = async (data) => {
 		probabilityOfPrecipitation: probabilityOfPrecipitation[idx],
 		skyCover: skyCover[idx],
 		icon: icons[idx],
+		waveHeight: waveHeight[idx],
 	}));
 };
 

server/scripts/modules/marineforecast.mjs

@@ -0,0 +1,139 @@
+// display extended forecast graphically
+// technically uses the same data as the local forecast, we'll let the browser do the caching of that
+
+import STATUS from './status.mjs';
+import WeatherDisplay from './weatherdisplay.mjs';
+import { registerDisplay } from './navigation.mjs';
+import getExtendedForecast from './extendedforecast.mjs';
+import getHourlyForecast from './hourly.mjs';
+
+class MarineForecast extends WeatherDisplay {
+	constructor(navId, elemId) {
+		super(navId, elemId, 'Marine Forecast', false);
+		// this.showOnProgress = false;
+
+		// set timings
+		this.timing.totalScreens = 1;
+	}
+
+	async getData() {
+		if (!super.getData()) return;
+
+		const [extendedForecast, hourlyForecast] = await Promise.all([
+			getExtendedForecast(() => this.stillWaiting()),
+			getHourlyForecast(() => this.stillWaiting()),
+		]);
+		if (extendedForecast === undefined || hourlyForecast === undefined) {
+			this.setStatus(STATUS.failed);
+			return;
+		}
+
+		// test for all wave heights = 0, no data for wave heights
+		if (hourlyForecast.every((value) => !value.waveHeight)) {
+			// total screens = 0 to skip this display
+			this.totalScreens = 0;
+			this.setStatus(STATUS.noData);
+			return;
+		}
+
+		this.data = {
+			extendedForecast,
+			hourlyForecast,
+		};
+		this.screenIndex = 0;
+		this.setStatus(STATUS.loaded);
+	}
+
+	async drawCanvas() {
+		super.drawCanvas();
+
+		// determine bounds
+		// grab the first three or second set of three array elements
+		const forecast = this.data.slice(0, 2);
+
+		// create each day template
+		const days = forecast.map((Day) => {
+			const fill = {};
+			fill.date = Day.dayName;
+			fill['wind-dir'] = 'NW';
+			fill['wind-speed'] = '10 - 15kts';
+			fill['wave-height'] = '1\'';
+			fill['wave-desc'] = '';
+
+			const { low } = Day;
+			if (low !== undefined) {
+				fill['value-lo'] = Math.round(low);
+			}
+			const { high } = Day;
+			fill['value-hi'] = Math.round(high);
+			fill.condition = Day.text;
+
+			// draw the icon
+			fill['wave-icon'] = { type: 'img', src: waveImage('') };
+
+			// return the filled template
+			return this.fillTemplate('day', fill);
+		});
+
+		// empty and update the container
+		const dayContainer = this.elem.querySelector('.day-container');
+		dayContainer.innerHTML = '';
+		dayContainer.append(...days);
+		this.finishDraw();
+	}
+}
+
+const waveImage = (conditions) => {
+	const color = 'rgb(172, 165, 251)';
+	const canvas = document.createElement('canvas');
+	canvas.width = 150;
+	canvas.height = 20;
+	const context = canvas.getContext('2d');
+	context.imageSmoothingEnabled = false;
+
+	let y = 0;
+	let r = 35;
+	let arc1 = Math.PI * 0.3;
+	let arc2 = Math.PI * 0.7;
+
+	switch (conditions) {
+	case 'CHOPPY':
+		y = -10;
+		arc1 = Math.PI * 0.2;
+		arc2 = Math.PI * 0.8;
+		r = 25;
+		break;
+
+	case 'ROUGH':
+		y = -5;
+		arc1 = Math.PI * 0.1;
+		arc2 = Math.PI * 0.9;
+		r = 20;
+		break;
+
+	case 'LIGHT':
+	default:
+		y = -20;
+		arc1 = Math.PI * 0.3;
+		arc2 = Math.PI * 0.7;
+		r = 35;
+		break;
+	}
+
+	context.beginPath();
+	context.arc(35, y, r, arc1, arc2);
+	context.strokeStyle = color;
+	context.lineWidth = 4;
+	context.stroke();
+	context.beginPath();
+	context.arc(75, y, r, arc1, arc2);
+	context.stroke();
+	context.beginPath();
+	context.arc(115, y, r, arc1, arc2);
+	context.stroke();
+
+	return canvas.toDataURL();
+};
+
+// register display
+registerDisplay(new MarineForecast(11, 'marine-forecast'));

server/styles/scss/_marine-forecast.scss

@@ -0,0 +1,98 @@
+@use 'shared/_colors'as c;
+@use 'shared/_utils'as u;
+
+#marine-forecast-html.weather-display {
+	background-image: url('../images/BackGround8_1.png');
+}
+
+.weather-display .main.marine-forecast {
+	font-family: 'Star4000';
+	font-size: 24pt;
+	@include u.text-shadow();
+
+	.advisory {
+		width: 100%;
+		height: 90px;
+		overflow: hidden;
+
+		.advisory-text {
+			border: 4px solid black;
+			width: 75%;
+			margin-left: auto;
+			margin-right: auto;
+			text-align: center;
+			margin-top: 40px;
+			;
+		}
+	}
+
+	.headers {
+		display: inline-block;
+		vertical-align: top;
+
+		.winds {
+			text-align: right;
+			width: 150px;
+			margin-top: 42px;
+			margin-bottom: 60px;
+		}
+	}
+
+	.day-container {
+		display: inline-block;
+	}
+
+	.day {
+		padding: 5px;
+		width: 165px;
+		display: inline-block;
+		margin: 0px 15px;
+		text-align: center;
+
+		.date {
+			color: c.$title-color;
+		}
+
+		.wave {
+			border: 4px solid #b09ffb;
+
+			.wave-icon {
+				height: 20px;
+
+				img {
+					display: block;
+					margin-left: auto;
+					margin-right: auto;
+				}
+			}
+		}
+
+		.temperatures {
+			width: 100%;
+			margin-top: 5px;
+
+			.temperature-block {
+				display: inline-block;
+				width: 44%;
+				vertical-align: top;
+
+				>div {
+					text-align: center;
+				}
+
+				.value {
+					font-family: 'Star4000 Large';
+					margin-top: 4px;
+				}
+
+				&.lo .label {
+					color: c.$extended-low;
+				}
+
+				&.hi .label {
+					color: c.$title-color;
+				}
+			}
+		}
+	}
+}

server/styles/scss/main.scss

@@ -11,4 +11,5 @@
 @import 'radar';
 @import 'regional-forecast';
 @import 'almanac';
-@import 'hazards';
+@import 'hazards';
+@import 'marine-forecast';

views/partials/marine-forecast.ejs

@@ -0,0 +1,23 @@
+<%- include('header.ejs', { title: 'Marine Forecast' , hasTime: true }) %>
+<div class="main has-scroll marine-forecast">
+	<div class="advisory">
+		<div class="advisory-text">Small Craft Advisory</div>
+	</div>
+	<div class="headers">
+		<div class="winds">WINDS:</div>
+		<div class="winds">WAVES:</div>
+	</div>
+  <div class="day-container">
+    <div class="day template">
+      <div class="date"></div>
+			<div class="wind-dir"></div>
+			<div class="wind-speed"></div>
+			<div class="wave">
+				<div class="wave-height"></div>
+				<div class="wave-icon"><img src="" /></div>
+				<div class="wave-desc"></div>
+      </div>
+    </div>
+  </div>
+</div>
+<%- include('scroll.ejs') %>