Switch go go 1.16 and use Embed

2 files changed, 165 insertions, 0 deletions

diff --git a/cmd/web/static/main.js b/cmd/web/static/main.js
new file mode 100644
index 0000000..55edf0c
--- /dev/null
+++ b/cmd/web/static/main.js
@@ -0,0 +1,84 @@
+// pretty print duration when given in seconds
+function formatDuration(dur) {
+	var out = "";
+
+	var hours = 0;
+	var minutes = 0;
+
+	if(dur > (60*60)){
+		hours = Math.trunc(dur/(60*60))
+		out = out + hours + " hours "
+	}
+
+	if(dur > 60){
+		minutes = Math.trunc((dur-(hours*60*60))/60)
+		out = out + minutes + " minutes "
+	}
+
+	seconds = Math.trunc(dur - ( (hours*60*60) + (minutes*60) ))
+	out = out + seconds + " seconds "
+
+	return out;
+}
+
+function setStatus(stat) {
+    var elem = document.getElementById("installBar");
+	var msg = document.getElementById("message");
+
+	// console.log(stat)
+
+	if(stat.Running) {
+		percent = Math.round((stat.Transferred/stat.Size)*10000)/100;
+
+		var t = Date.parse(stat.Start);
+		// var n = Date.now();
+		var elapsed = Date.now() - t;
+		var trans = (stat.Transferred/1024/1024);
+
+		console.log(trans)
+		console.log(elapsed / 1000)
+		
+		var rate = Math.round(trans / (elapsed / 1000))
+
+		elem.style.width = percent + "%";
+		elem.innerHTML = percent + "%";
+		elem.style.display = "";
+
+		// in seconds
+		var eta = Math.round(((stat.Size - trans)/1024/1024) / rate);
+
+		msg.innerHTML = "Installing: " + stat.Url
+			+ "\nRate: " + rate + "mb/s"
+			+ "\nEta: " + formatDuration(eta);
+		msg.style.display = "";
+	} 
+
+	if(!stat.Running && stat.Transferred >= 50 && stat.Error == null) {
+		elem.style.width = 100 + "%";
+		elem.innerHTML = 100 + "%";
+		msg.innerHTML = "Completed install for: " + stat.Url;
+		elem.style.display = "";
+		msg.style.display = "";
+	}
+
+	if(stat.Error != null) {
+		msg.innerHTML = "Errors encountered while installing from: \n\n" 
+						+ stat.Url + "\n\n" +
+						JSON.stringify(stat.Error, undefined, 2);
+		elem.style.display = "hidden";
+		msg.style.display = "";
+	}
+}
+
+function updateStatus() {
+window.fetch('/status')
+    .then(function(response){
+        return response.json();
+    }).then(function(json){
+		return setStatus(json);
+    });
+}
+
+document.addEventListener("DOMContentLoaded",function(){
+  setInterval(updateStatus, 750);
+});
diff --git a/cmd/web/static/style.css b/cmd/web/static/style.css
new file mode 100644
index 0000000..ba648e3
--- /dev/null
+++ b/cmd/web/static/style.css
@@ -0,0 +1,81 @@
+nav {
+  border-bottom: 3px solid #000;
+  padding-bottom: 10px;
+}
+a {
+  text-decoration: none;
+  color: #268bd2;
+}
+a:visited {
+  color: #d22653;
+}
+a:hover {
+  text-decoration: underline;
+}
+pre code {
+  line-height: 1.1;
+  overflow: auto;
+}
+
+code {
+  color: #9672d5;
+  font-size: .8em;
+  font-family: "Roboto Mono", "Monaco", "Lucida Console", "DejaVu Sans Mono",
+"monospace";
+}
+
+pre code {
+  color: #000;
+  background-color: #FFFFEA;
+  display: block;
+  padding: 10px;
+  border: 1px solid;
+}
+
+blockquote {
+  border-left: 4px solid #aaa;
+  padding-left: 1em;
+}
+
+body {
+  margin: 40px auto;
+  max-width: 80%;
+  line-height: 1.6;
+  font-size: 1em;
+  color: #444;
+  padding: 0 10px;
+  /* Added because some browsers don't default to white */
+  background-color: #fff;
+}
+
+img {
+  width: 100%;
+  height: auto;
+}
+
+h1,h2,h3 {
+  line-height: 1.2
+}
+
+@media screen and (min-width: 1200px) {
+  body {
+    max-width: 960px;
+  }
+}
+
+
+#status {
+  width: 100%;
+  background-color: #ddd;
+}
+
+.installBar {
+  width: 0%;
+  height: 30px;
+  /* background-color: #4CAF50; */
+  background-color: #268bd2;
+  text-align: center;
+  line-height: 30px;
+  color: white;
+}
+