/// <summary>
/// 收到 "好友統計資料" 後會回覆的文字
/// </summary>
/// <returns></returns>
private async Task <string> GetFriendDemographicsTips()
{
string result = "";
FriendDemographicsResponseModel responseModel = new FriendDemographicsResponseModel();
responseModel = await _lineClient.GetFriendDemographicsAsync();
if (responseModel.available == true)
{
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.Append("好友統計資料：");
stringBuilder.Append("\r\n性別相關：");
foreach (var q in responseModel.genders)
{
stringBuilder.Append("\r\n性別：" + q.gender)
.Append("\r\n比例：" + q.percentage);
}
stringBuilder.Append("\r\n年齡相關：");
foreach (var q in responseModel.ages)
{
stringBuilder.Append("\r\n年齡層：" + q.age)
.Append("\r\n比例：" + q.percentage);
}
stringBuilder.Append("\r\n地區相關：");
foreach (var q in responseModel.areas)
{
stringBuilder.Append("\r\n地區：" + q.area)
.Append("\r\n比例：" + q.percentage);
}
stringBuilder.Append("\r\n操作系統相關：");
foreach (var q in responseModel.appTypes)
{
stringBuilder.Append("\r\n操作系統：" + q.appType)
.Append("\r\n比例：" + q.percentage);
}
stringBuilder.Append("\r\n加入好友年資相關：");
foreach (var q in responseModel.subscriptionPeriods)
{
stringBuilder.Append("\r\n年資：" + q.subscriptionPeriod)
.Append("\r\n比例：" + q.percentage);
}
result = stringBuilder.ToString();
}
else
{
result = "暫時無法查詢";
}
return(result);
}