public async Task <string> GetOptionDailyCsvByTaifexAsync(OptionDailyQuery optionDailyQuery)
{
using (var client = _clientFactory.CreateClient())
{
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/x-www-form-urlencoded"));
var response = await client.PostAsync(
"https://www.taifex.com.tw/cht/3/dlFutDataDown",
new FormUrlEncodedContent(
new [] {
new KeyValuePair <string, string>("down_type", "1"),
new KeyValuePair <string, string>("commodity_id", optionDailyQuery.optionType.ToString()),
new KeyValuePair <string, string>("commodity_id2", ""),
new KeyValuePair <string, string>("queryStartDate", optionDailyQuery.queryStartDate.ToString("yyyy/MM/dd")),
new KeyValuePair <string, string>("queryEndDate", optionDailyQuery.queryEndDate.ToString("yyyy/MM/dd")),
}
)
);
var bytes = await response.Content.ReadAsByteArrayAsync();
var result = Encoding.GetEncoding(950).GetString(bytes);
if (response.StatusCode != System.Net.HttpStatusCode.OK)
{
throw new PlatformNotSupportedException($"目前無法爬取期貨資料...，{response.StatusCode}，{result}");
}
return(result);
}
}
public async Task ExecuteAsync(OptionDailyQuery optionDailyQuery)
{
try
{
var csvString = await GetOptionDailyCsvByTaifexAsync(optionDailyQuery);
var csvList = ReadCsv(csvString).ToList().Where(csv => !_optionDailyRepository.IsExist(csv));
_optionDailyRepository.Insert(csvList);
}
catch (Exception ex)
{
_logger.LogError(ex.Message);
}
}
public IActionResult RunOptionDailyClawer([FromBody] OptionDailyQuery optionDailyQuery)
{
Task clawerTask = _reportFcatory.GetOptionDailyClawer().ExecuteAsync(optionDailyQuery);
return(new JsonResult(new { Success = true }));
}
