updating weather policy (#140)

Author: EMaher

tests/integration/all-resource-types/bicep/source-apim.bicep

@@ -1056,28 +1056,30 @@ resource apiA2aRuntimeJsonRpcPolicy 'Microsoft.ApiManagement/service/apis/operat
       if (string.IsNullOrWhiteSpace(city)) { city = "Seattle"; }
       return city;
     }' />
-    <send-request mode="new" response-variable-name="geoResp" timeout="10" ignore-error="true">
+    <send-request mode="new" response-variable-name="geoResp" timeout="15" ignore-error="true">
       <set-url>@($"https://geocoding-api.open-meteo.com/v1/search?count=1&amp;name={System.Uri.EscapeDataString((string)context.Variables["city"])}")</set-url>
       <set-method>GET</set-method>
     </send-request>
     <set-variable name="latlon" value='@{
       var r = (IResponse)context.Variables["geoResp"];
       if (r == null || r.StatusCode != 200) { return (string)null; }
-      var body = r.Body.As<Newtonsoft.Json.Linq.JObject>();
-      var arr = body["results"] as Newtonsoft.Json.Linq.JArray;
-      if (arr == null || arr.Count == 0) { return (string)null; }
-      string lat = arr[0]["latitude"].ToString(Newtonsoft.Json.Formatting.None);
-      string lon = arr[0]["longitude"].ToString(Newtonsoft.Json.Formatting.None);
-      string resolved = (string)arr[0]["name"];
-      string country = (string)arr[0]["country"];
-      return lat + "|" + lon + "|" + resolved + "|" + (country ?? "");
+      try {
+        var body = r.Body.As<Newtonsoft.Json.Linq.JObject>();
+        var arr = body["results"] as Newtonsoft.Json.Linq.JArray;
+        if (arr == null || arr.Count == 0) { return (string)null; }
+        string lat = arr[0]["latitude"].ToString(Newtonsoft.Json.Formatting.None);
+        string lon = arr[0]["longitude"].ToString(Newtonsoft.Json.Formatting.None);
+        string resolved = (string)arr[0]["name"];
+        string country = (string)arr[0]["country"];
+        return lat + "|" + lon + "|" + resolved + "|" + (country ?? "");
+      } catch { return (string)null; }
     }' />
     <choose>
       <when condition='@(context.Variables["latlon"] == null)'>
-        <set-variable name="reply" value='@("Sorry, I could not find a location named " + (string)context.Variables["city"] + ".")' />
+        <set-variable name="reply" value='@("Weather information is currently unavailable. Please try again later.")' />
       </when>
       <otherwise>
-        <send-request mode="new" response-variable-name="wxResp" timeout="10" ignore-error="true">
+        <send-request mode="new" response-variable-name="wxResp" timeout="15" ignore-error="true">
           <set-url>@{
             var ll = ((string)context.Variables["latlon"]).Split('|');
             return "https://api.open-meteo.com/v1/forecast?latitude=" + ll[0] + "&amp;longitude=" + ll[1] + "&amp;current=temperature_2m,weather_code,wind_speed_10m&amp;temperature_unit=fahrenheit&amp;wind_speed_unit=mph";