Feature/apiBackend status

client/views/api_backends/view_api_backend/api_status.html

@@ -0,0 +1,7 @@
+<template name="apiBackendStatus" >
+
+  <h2>Status</h2>
+  <p>Updated: <b id="whenUpdated">..</b></p>
+  <div id="apiState" class="alert">Checking API status. Hold on..</div>
+
+</template>

client/views/api_backends/view_api_backend/view_api_backend.html

@@ -5,6 +5,9 @@ <h1>View API backend</h1>
     <h1 class="panel-title">{{apiBackend.name}}</h1>
   </div>
   <div class="panel-body">
+    <div class="row">
+      {{> apiBackendStatus }}
+    </div>
     <div class="row">
       <h2>Servers</h2>
       <ul class="list-group col-md-3 col-sm-6 col-xs-12">

client/views/api_backends/view_api_backend/view_api_backend.js

@@ -1,10 +1,52 @@
 Template.viewApiBackend.created = function() {
+
   // Create reference to instance
   var instance = this;
-  
+
   // Get the API Backend ID from the route
   var backendId = Router.current().params.apiBackendId;
-  
+
   // Subscribe to a single API Backend, by ID
   instance.subscribe("apiBackend", backendId);
-}
+
+};
+
+Template.viewApiBackend.rendered = function () {
+
+  // fetches current apiBackend
+  var apiBackend = ApiBackends.findOne();
+
+  // sets up request url based on protocol and host
+  var url = apiBackend.backend_protocol + "://" + apiBackend.backend_host;
+
+  Meteor.call("getApiStatus", url, function (err, status) {
+
+    // status object contents:
+    // status = {
+    //   isUp            : <boolean>,
+    //   statusCode      : <integer>,
+    //   responseContext : <object>,
+    //   errorMessage    : <String>
+    // };
+
+    if (status.isUp) {
+
+      // updates layout with success status
+      $('#apiState').addClass('alert-success').html("API is operating normally.");
+
+    }else{
+
+      // initial error message
+      var errorMessage = "API backend is down for some reason. Please contact support.";
+
+      // updates layout with success status
+      $('#apiState').addClass('alert-danger').html(errorMessage);
+
+    }
+
+    // showing when check did happen
+    $('#whenUpdated').html("Just now");
+
+  });
+
+};

server/methods/apiBackendStatus.js

@@ -0,0 +1,37 @@
+Meteor.methods({
+  'getApiStatus' : function (apiUrl) {
+
+    this.unblock();
+
+    var status = {
+      isUp            : false,
+      statusCode      : 0,
+      responseContext : {},
+      errorMessage    : ""
+    };
+
+    try {
+
+      // response object from GET request to api host
+      var result = Meteor.http.call("GET", apiUrl);
+
+      // checks is the status code matches 200 and returns boolean
+      status.isUp = result.statusCode == 200;
+
+      // keeps status code value
+      status.statusCode = result.satusCode;
+
+      // keeps the entire response object
+      status.responseContext = result;
+
+      return status;
+
+    } catch (error) {
+
+      // Got a network error, time-out or HTTP error in the 400 or 500 range.
+      // keeps error message
+      status.errorMessage = error;
+
+      return status;
+    }
+}});