public async Task <HashTagData[]> Get(Classes.Models.Location.Location location)
{
if (location == null)
{
return(new HashTagData[] { });
}
var radius = new[] { 1, 3, 5, 10, 20, 30, 40, 50, 100 };
foreach (var i in radius)
{
try
{
var result = await GetByLocation(location, i).ConfigureAwait(false);
if (result.Count > 0)
{
return(result.Tags.OrderByDescending(item => item.Weight).Select(item => item.Tag)
.Select(HashTagData.FromText)
.ToArray());
}
await Task.Delay(500).ConfigureAwait(false);
}
catch (Exception e)
{
logger.LogError(e, "Failed to retrieve location tags");
}
}
return(new HashTagData[] { });
}
public async Task <HashTagData[]> Get(Classes.Models.Location.Location location)
{
if (location == null)
{
log.LogInformation("Location is not set.");
return(new HashTagData[] { });
}
log.LogInformation("Extracting popular tags...");
try
{
var topMedia = await instagram.Resilience.WebPolicy
.ExecuteAsync(
() => ResultExtension.UnWrap(() => instagram.LocationProcessor.GetTopLocationFeedsAsync(location.Pk, PaginationParameters.MaxPagesToLoad(1)), log))
.ConfigureAwait(false);
return(await smartTags.Get(topMedia).ConfigureAwait(false));
}
catch (Exception e)
{
log.LogError(e, "Failed");
}
log.LogWarning("Top media query failed");
return(new HashTagData[] { });
}
private async Task <LocationResult> GetByLocation(Classes.Models.Location.Location location, int radius)
{
var boundaries = new CoordinateBoundaries(location.Lat, location.Lng, radius);
var client = new HttpClient();
var query = await client.GetAsync($"https://query.displaypurposes.com/local/?bbox={boundaries.MinLongitude},{boundaries.MinLatitude},{boundaries.MaxLongitude},{boundaries.MaxLatitude}&zoom=10")
.ConfigureAwait(false);
var text = await query.Content.ReadAsStringAsync().ConfigureAwait(false);
var results = SerializationHelper.DeserializeFromString <LocationResult>(text);
return(results);
}
