public static MultipartFormDataContent PayloadToMultipartFromDataContent(LineNotifyPayload payload)
{
MultipartFormDataContent content = new MultipartFormDataContent();
if (payload.Message != null)
{
var message = new StringContent(payload.Message);
message.Headers.ContentDisposition = new System.Net.Http.Headers.ContentDispositionHeaderValue("form-data")
{
Name = "message"
};
content.Add(message);
}
else
{
throw new ArgumentNullException();
}
if (payload.ImageFile != null)
{
var image = ImageToContent(payload.ImageFile);
image.Headers.ContentDisposition = new System.Net.Http.Headers.ContentDispositionHeaderValue("form-data")
{
Name = "imageFile",
FileName = "image.png"
};
image.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("image/png");
content.Add(image);
}
return(content);
}
public async Task <string> PostMessageAsync(LineNotifyPayload payload)
{
try
{
client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", Token ?? throw new ArgumentNullException());
using (var response = await client.PostAsync(LineNotifyEndPoint, PayloadConverter.PayloadToMultipartFromDataContent(payload)))
{
return(await response.Content.ReadAsStringAsync());
}
}
catch (HttpRequestException re)
{
Console.WriteLine(re);
return(null);
}
catch
{
return(null);
}
}
