Stuff

main.go

@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"html/template"
 	"net/http"
+	"time"
 )
 
 var lastData map[string]interface{}
@@ -13,6 +14,7 @@ var lastData map[string]interface{}
 var templateContent []byte
 
 var active = false
+var activeSince time.Time
 var getData = false
 
 
@@ -40,11 +42,24 @@ func main()  {
 		})
 	})
 
+	http.HandleFunc("/activate", func(writer http.ResponseWriter, request *http.Request) {
+		active = true
+		activeSince = time.Now()
+	})
+
 	http.HandleFunc("/json", func(writer http.ResponseWriter, request *http.Request) {
 		if getData == false || active == false {
 			writer.WriteHeader(http.StatusInternalServerError)
 			return
 		}
+
+		diff := time.Now().Sub(activeSince)
+		if diff.Minutes() > 2 {
+			active = false
+			writer.WriteHeader(http.StatusInternalServerError)
+			return
+		}
+
 		data := make(map[string]interface{})
 
 		data["lat"] = lastData["lat"]

notfall.tmpl

@@ -15,18 +15,23 @@
 <div id="map"></div>
 Last Update: <span id="update"></span>
 
+<a href="/activate">Es gibt einen Notfall, zeige mir den standort an, eine sms mit einer benachrichtung wird gesendet</a>
+
 <script>
-    var map = L.map('map').setView([52.5, 13.5], 10);
+    var map = L.map('map').setView([52.0, 13.0], 1);
     L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
         attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
     }).addTo(map);
 
-    circle = L.circle([52.5, 13.5], {radius: 200}).addTo(map);
+    circle = L.circle([52.0, 13.0], {radius: 200000000}).addTo(map);
-    marker = L.marker([52.5, 13.5]).addTo(map)
+    marker = L.marker([52.0, 13.0]).addTo(map)
 
     function update() {
         fetch('/json')
-            .then(response => response.json())
+            .then(response => {
+                response.json()
+                setTimeout("update()", 5000)
+            })
             .then(data => {
                 map.setView([data["lat"], data["lon"]], 18);
                 circle.setLatLng([data["lat"], data["lon"]])