public static string PushTemplateMessage(string ToUserID, CarouselTemplate TemplateMessage, string ChannelAccessToken)
{
string str1 = "\r\n{{\r\n 'to': '{0}',\r\n 'messages':[\r\n {1}\r\n ]\r\n}}\r\n";
try
{
string str2 = "\r\n{{\r\n 'type': 'template',\r\n 'altText': '{0}',\r\n 'template': {{\r\n 'type': 'carousel',\r\n 'columns': {1}\r\n }}\r\n}} \r\n ";
if (TemplateMessage == null)
{
throw new Exception("TemplateMessage不得為null.");
}
if (TemplateMessage.columns == null || TemplateMessage.columns.Count < 1 || TemplateMessage.columns.Count > 5)
{
throw new Exception("columns數量必須是1-5之間");
}
foreach (Column column in TemplateMessage.columns)
{
if (column.actions == null)
{
throw new Exception("actions數量必須是1-3之間");
}
if (column.actions.Count < 1 || column.actions.Count > 3)
{
throw new Exception("actions數量必須是1-3之間");
}
foreach (TemplateActionBase action in column.actions)
{
if (action.GetType().Equals(typeof(UriActon)) && (action as UriActon).uri == (Uri)null)
{
throw new Exception("uriAction 中的 Url不得為null.");
}
}
}
string str3 = JsonConvert.SerializeObject((object)TemplateMessage.columns);
string str4 = string.Format(str2.Replace("'", "\""), (object)TemplateMessage.altText, (object)str3);
string s = string.Format(str1.Replace("'", "\""), (object)ToUserID, (object)str4);
WebClient webClient = new WebClient();
webClient.Headers.Clear();
webClient.Headers.Add("Content-Type", "application/json");
webClient.Headers.Add("Authorization", "Bearer " + ChannelAccessToken);
byte[] bytes = Encoding.UTF8.GetBytes(s);
return(Encoding.UTF8.GetString(webClient.UploadData("https://api.line.me/v2/bot/message/push", bytes)));
}
catch (WebException ex)
{
using (StreamReader streamReader = new StreamReader(ex.Response.GetResponseStream()))
throw new Exception("PushTemplateMessage API(CarouselTemplate) ERROR: " + streamReader.ReadToEnd(), (Exception)ex);
}
}
public string PushMessage(string ToUserID, CarouselTemplate Message)
{
return(Utility.PushTemplateMessage(ToUserID, Message, this.channelAccessToken));
}