/// <summary>
/// Sends an e-mail using a template as specified in <paramref name="request"/>.
/// </summary>
/// <param name="request">The request containing all necessary data for sending an e-mail.</param>
/// <remarks>
/// <para>
/// The parameters that have a default value of <c>null</c> are optional. The rest are required.
/// </para>
/// <para>
/// If the culture is specified in the request, and the configuration contains an alternative template for
/// the specified template with the specified culture, that template is used instead.
/// </para>
/// </remarks>
public async Task SendEmailWithTemplateAsync(SendEmailWithTemplateRequest request)
{
var msg = new SendGridMessage
{
Personalizations = new List <Personalization>(),
TemplateId = request.TemplateId,
From = new EmailAddress(request.From ?? this.Config?.DefaultSender?.Address, request.FromName ?? this.Config?.DefaultSender?.Name)
};
msg.Personalizations.Add(new Personalization
{
TemplateData = request.TemplateData ?? new Dictionary <string, string>(),
Tos = new List <EmailAddress>
{
new EmailAddress(request.To, request.ToName)
}
});
var client = new SendGridClient(this.Config.ApiKey);
var response = await client.SendEmailAsync(msg);
if (response.StatusCode != System.Net.HttpStatusCode.OK && response.StatusCode != System.Net.HttpStatusCode.Accepted)
{
// The e-mail was not sent, so we need to report that with an exception.
var body = await response.Body.ReadAsStringAsync();
throw new System.Net.Http.HttpRequestException($"The SendGrid API returned status code: {response.StatusCode}. Detailed response body: {body}");
}
}
public async Task <HttpResponseMessage> SendEmailWithTemplateHttp([HttpTrigger(AuthorizationLevel.Function, "POST")] HttpRequestMessage request, [DurableClient] IDurableClient client)
{
Dictionary <string, string> data = null;
var json = await request.Content.ReadAsStringAsync();
if (!string.IsNullOrEmpty(json))
{
data = JsonConvert.DeserializeObject <Dictionary <string, string> >(json);
}
var query = request.RequestUri.ParseQueryString();
var sendRequest = new SendEmailWithTemplateRequest
{
From = query.Get("from"),
FromName = query.Get("fromname"),
TemplateData = data,
TemplateId = query.Get("templateid"),
To = query.Get("to"),
ToName = query.Get("toname")
};
var instanceId = await client.StartNewAsync(Names.SendEmailWithTemplateOrch, sendRequest);
return(client.CreateCheckStatusResponse(request, instanceId));
}
