public async Task <IActionResult> ProcessFollowerEvent(string channel)
{
_logger.LogFormattedMessage($"Processing Twitch webhook for channel {channel}");
using var reader = new StreamReader(Request.Body);
var data = await reader.ReadToEndAsync();
var json = JObject.Parse(data);
var updates = json["data"].ToObject <List <TwitchWebhookFollowersResponse> >();
try
{
foreach (var entity in updates.Select(update => new ChannelActivityEntity
{
Activity = StreamActivity.UserFollowed.ToString(),
PartitionKey = update.ToName,
RowKey = update.FollowedAt.ToRowKeyString(),
Viewer = update.FromName
}))
{
var result = await _storageService.AddDataToStorage(entity, _tableStorageOptions.StreamingTable);
_logger.LogFormattedMessage($"Processed Twitch webhook for channel {channel}");
}
}
catch (Exception ex)
{
_logger.LogError("An exception has occurred", ex);
}
return(NoContent());
}
public async Task ProcessFollowersQueueMessage(
[QueueTrigger("followers-data")] string message, ILogger logger)
{
var json = JObject.Parse(message);
var updates = json["data"].ToObject <List <TwitchWebhookFollowersResponse> >();
foreach (var update in updates)
{
var entity = new ChannelActivityEntity
{
Activity = StreamActivity.UserFollowed.ToString(),
PartitionKey = update.ToName,
RowKey = update.FollowedAt.ToString(Constants.DATETIME_FORMAT).Replace(":", string.Empty).Replace("-", string.Empty),
Viewer = update.FromName
};
await _storageService.AddDataToStorage(entity);
}
}
public async Task <IActionResult> ProcessStreamEvent(string channel)
{
_logger.LogFormattedMessage($"Processing Twitch webhook for event on channel: {channel}");
using var reader = new StreamReader(Request.Body);
var messageText = await reader.ReadToEndAsync();
if (string.IsNullOrEmpty(messageText))
{
_logger.LogError("The message body is empty");
return(new NoContentResult());
}
// Check if the json["data"] has values. If so, join the Channel. If not, leave the channel
var json = JObject.Parse(messageText);
ChannelActivityEntity entity;
if (json["data"].HasValues)
{
var startedAt = json["data"][0]["started_at"].ToString();
var result = DateTime.TryParse(startedAt, out DateTime date);
entity = new ChannelActivityEntity
{
Activity = StreamActivity.StreamStarted.ToString(),
PartitionKey = channel,
RowKey = date.ToRowKeyString()
};
}
else
{
entity = new ChannelActivityEntity
{
Activity = StreamActivity.StreamStopped.ToString(),
PartitionKey = channel,
RowKey = DateTime.UtcNow.ToRowKeyString()
};
}
await _hubContext.Clients.All.SendAsync(SIGNALR_UPDATECHANNEL, entity);
await _storageService.AddDataToStorage(entity, TABLE_STREAMING);
_logger.LogFormattedMessage($"Completed processing Twitch webhook for event on channel: {channel}");
return(await Task.FromResult(NoContent()));
}
public async Task <IActionResult> PostFollowerUpdate([FromBody] object data, string channel)
{
var json = JObject.Parse(data.ToString());
var updates = json["data"].ToObject <List <TwitchWebhookFollowersResponse> >();
foreach (var update in updates)
{
var entity = new ChannelActivityEntity
{
Activity = StreamActivity.UserFollowed.ToString(),
PartitionKey = channel,
RowKey = update.FollowedAt.ToString("s").Replace(":", string.Empty).Replace("-", string.Empty),
Viewer = update.FromName
};
await _storageService.AddDataToStorage(entity);
}
return(NoContent());
}