public static async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Function, "get", Route = "custom/{latitude}/{longitude}")] HttpRequest req,
[CosmosDB(Constants.CosmosDbName,
Constants.MyLocationsCollection,
CreateIfNotExists = true,
ConnectionStringSetting = "AzureCosmosDBConnectionString",
SqlQuery = "SELECT * FROM locations hospital WHERE ST_DISTANCE(hospital.location, {{ 'type': 'Point', 'coordinates':[ {latitude},{longitude}]}}) < 16000"
)] IEnumerable <Hospital> hospitals,
double latitude,
double longitude,
ILogger log)
{
List <Location> locationResults = new List <Location>();
try
{
WayPoint userLocation = new WayPoint
{
Longitude = longitude,
Latitude = latitude
};
BingHelper bh = new BingHelper();
string mapUrl;
string distance;
foreach (Hospital h in hospitals)
{
WayPoint wp = new WayPoint
{
Latitude = h.Location.Coordinates[0],
Longitude = h.Location.Coordinates[1]
};
mapUrl = await bh.GetMapImageUrl(userLocation, wp);
distance = await bh.GetRouteDistance(userLocation, wp);
Location l = new Location()
{
Address = h.Address,
Name = h.Name,
Telephone = h.PhoneNumber,
Point = h.Location,
MapUri = mapUrl,
Distance = distance
};
locationResults.Add(l);
}
}
catch (Exception ex)
{
return(new BadRequestObjectResult(ex));
}
return(new OkObjectResult(locationResults));
}
public static async Task <IActionResult> Run([HttpTrigger(AuthorizationLevel.Function, "get", Route = "near/{latitude}/{longitude}/{distance:int=16000}")] HttpRequest req,
[CosmosDB(Constants.CosmosDbName,
Constants.MyLocationsCollection,
CreateIfNotExists = true,
ConnectionStringSetting = "AzureCosmosDBConnectionString",
SqlQuery = "SELECT * FROM locations l WHERE ST_DISTANCE(l.location, {{ 'type': 'Point', 'coordinates':[ {latitude},{longitude}]}}) < {distance}"
)] IEnumerable <dynamic> destinations,
double latitude,
double longitude,
ILogger log)
{
log.LogInformation("Location Lookup Started");
List <dynamic> resultList = new List <dynamic>();
try
{
int returnCount;
string countParam = req.Query["count"];
if (!string.IsNullOrWhiteSpace(countParam) && countParam.CompareTo("all") == 0)
{
returnCount = destinations.Count();
}
else
{
int.TryParse(countParam, out returnCount);
if (returnCount < 1)
{
returnCount = int.Parse(Environment.GetEnvironmentVariable("DefaultReturnCount"));
}
}
WayPoint userLocation = new WayPoint
{
Longitude = longitude,
Latitude = latitude
};
BingHelper bh = new BingHelper();
foreach (dynamic d in destinations.Take(returnCount))
{
var location = d["location"]["coordinates"];
if (location != null)
{
WayPoint wp = new WayPoint
{
Latitude = location[0],
Longitude = location[1]
};
d.MapUri = await bh.GetMapImageUrl(userLocation, wp);
d.Distance = await bh.GetRouteDistance(userLocation, wp);
resultList.Add(d);
}
}
}
catch (Exception ex)
{
return(new BadRequestObjectResult(ex));
}
log.LogInformation("Location Lookup Complete");
return(new OkObjectResult(resultList));
}