private static async Task PostMessage(SlackPayload payload, Uri uri)
{
var payloadJson = JsonSerializer.Serialize(payload);
using var client = new HttpClient();
await client.PostAsync(uri.ToString(), new StringContent(payloadJson));
}
public static async Task PostMessageToSlack(EmailSubmission submission, Guid id, Uri uri)
{
var payload = new SlackPayload()
{
Attachments = new List <SlackAttachment>()
{
new SlackAttachment()
{
Pretext = "New submission",
Title = submission.Subject,
AuthorName = $"{submission.Name} <{submission.Email}>",
Text = submission.Content,
},
new SlackAttachment()
{
Fallback = "Your client does not support approving/rejecting messages",
CallbackId = "submit",
Actions = new List <SlackAction>()
{
new SlackAction()
{
Name = "approve",
Text = "Approve",
Style = "primary",
Type = "button",
Value = id.ToString(),
Confirm = new SlackConfirm()
{
Text = "Are you sure you want to approve this message?",
OkText = "Yes",
DismissText = "Not right now"
}
},
new SlackAction()
{
Name = "reject",
Text = "Reject",
Type = "button",
Confirm = new SlackConfirm()
{
Text = "Are you sure you want to reject this message?",
OkText = "Yes",
DismissText = "Not right now"
}
}
}
}
}
};
if (submission.Recipients?.Count > 0)
{
payload.Attachments[0].Fields = new List <SlackField>()
{
new SlackField()
{
Title = "Recipients",
Value = string.Join(", ", submission.Recipients),
Short = false,
}
};
}
await PostMessage(payload, uri);
}