public override void StartQuery()
{
string savepath = SaveFolder + @"\" + DateTime.Now.ToString("yyyyMMddHHmmss");
savepath += myForm.cb_OutputType.SelectedItem.ToString();
OutputFile writer = null;
if (savepath.EndsWith(".csv"))
{
writer = new OutputCsv(comResults);
}
else
{
writer = new OutputExcel(comResults);
}
StringBuilder stbr = new StringBuilder();
string paramCom = "Company_Name like comName and Company_Status eq 01";
string paramID = "Business_Accounting_NO eq comID";
int errCount = 0, index = 0;
string comName = string.Empty, comID = string.Empty;
Console.WriteLine("程式將從本地直接查詢商業司 API...");
ReadFromExcel();
Console.WriteLine("讀取公司列表完成...準備開始查詢 API...");
Console.WriteLine("共有 {0} 條資料待查詢...", comList.Count);
while (index < comList.Count)
{
if (index % 100 == 0 && index > 0)
{
Console.WriteLine("已連續查詢 100 條，將等待 10 秒繼續...");
Thread.Sleep(10000);
}
var currentCom = comList[index];
if (!string.IsNullOrEmpty(currentCom.Company_Name))
{
comName = currentCom.Company_Name.Trim();
}
if (!string.IsNullOrEmpty(currentCom.Business_Accounting_NO))
{
comID = currentCom.Business_Accounting_NO.Trim();
}
stbr.Clear();
// 這邊分成用公司名稱和統編兩種
// 統編優先
if (!string.IsNullOrEmpty(comID))
{
Console.WriteLine("依照公司統編 {0} 進行查詢", comID);
stbr.Append("http://").Append("data.gcis.nat.gov.tw")
.Append("/od/data/api/5F64D864-61CB-4D0D-8AD9-492047CC1EA6")
.Append("?$format=json&$filter=")
.Append(paramID.Replace("comID", comID))
.Append("&$skip=0&$top=50");
}
else
{
Console.WriteLine("依照公司名稱 {0} 進行查詢", comName);
stbr.Append("http://").Append("data.gcis.nat.gov.tw")
.Append("/od/data/api/6BBA2268-1367-4B42-9CCA-BC17499EBE8C")
.Append("?$format=json&$filter=")
.Append(paramCom.Replace("comName", comName));
}
Console.WriteLine("開始查詢第 {0} / {1} 條資料： {2} ", index + 1, comList.Count, comName);
HttpWebResponse response = null;
try
{
WebRequest request = WebRequest.Create(stbr.ToString());
response = request.GetResponse() as HttpWebResponse;
}
catch (WebException e)
{
Console.WriteLine(e.Message);
}
if (response != null && response.StatusCode == HttpStatusCode.OK)
{
try
{
using (Stream stream = response.GetResponseStream())
{
using (StreamReader reader = new StreamReader(stream))
{
string resFromAPI = reader.ReadToEnd();
CompanyInfoResult comResult = null;
if (!string.IsNullOrEmpty(resFromAPI))
{
CompanyInfo[] comInfos = null;
try
{
comInfos = JsonConvert.DeserializeObject <CompanyInfo[]>(resFromAPI);
}
catch (JsonReaderException e)
{
Console.WriteLine(resFromAPI);
PrintErrMsgToConsole(e);
Console.WriteLine("{0} 查詢過程中發生錯誤，程式已中止", comName);
Thread.Sleep(3000);
writer.Output(savepath);
MessageBox.Show("商業司 API 錯誤，部份資料已導出，請洽程式開發人員");
return;
}
CompanyInfo cInfo = null;
bool NameMatch = false;
if (comInfos.Length > 1)
{
cInfo = comInfos.Where(c => c.Company_Name.Equals(comName)).FirstOrDefault();
NameMatch = (cInfo != default(CompanyInfo));
}
if (cInfo == null || cInfo == default(CompanyInfo))
{
cInfo = comInfos[0];
}
comResult = new CompanyInfoResult
{
Business_Accounting_NO = cInfo.Business_Accounting_NO,
Company_Status_Desc = cInfo.Company_Status_Desc,
Company_Name = cInfo.Company_Name,
Capital_Stock_Amount = cInfo.Capital_Stock_Amount,
Paid_In_Capital_Amount = cInfo.Paid_In_Capital_Amount,
Responsible_Name = cInfo.Responsible_Name,
Company_Location = cInfo.Company_Location,
Register_Organization_Desc = cInfo.Register_Organization_Desc,
Company_Setup_Date = cInfo.Company_Setup_Date,
Change_Of_Approval_Data = cInfo.Change_Of_Approval_Data,
Duplicate = (comInfos.Length > 1),
NameMatch = NameMatch,
ErrNotice = false
};
}
else
{
comResult = new CompanyInfoResult
{
Company_Name = comName,
NoData = true
};
}
//Console.WriteLine(JsonConvert.SerializeObject(comResult));
comResults.Add(comResult);
Thread.Sleep(2000);
}
}
Console.WriteLine("查詢 {0} 完成", comName);
index++;
}
catch (IOException e)
{
PrintErrMsgToConsole(e);
errCount++;
Console.WriteLine("查詢 {0} 時出現連線錯誤，將等候 10 秒重試...", comName);
Thread.Sleep(10000);
continue;
}
catch (JsonSerializationException e)
{
PrintErrMsgToConsole(e);
errCount++;
Console.WriteLine("查詢 {0} 時回應資料無法解析，將等候 5 秒 重試...", comName);
Thread.Sleep(5000);
continue;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
errCount++;
Console.WriteLine("查詢 {0} 時發生不明原因錯誤，將等候 10 秒重試...", comName);
Thread.Sleep(10000);
continue;
}
finally
{
if (errCount >= 3)
{
index++;
errCount = 0;
CompanyInfoResult err = new CompanyInfoResult
{
Company_Name = comName,
ErrNotice = true
};
//Console.WriteLine(JsonConvert.SerializeObject(err));
comResults.Add(err);
Console.WriteLine("查詢 {0} 時發生錯誤已達 3 次，錯誤代碼 {1}，將暫時跳過", comName, response.StatusCode.ToString());
}
}
}
else
{
if (errCount >= 3)
{
index++;
errCount = 0;
CompanyInfoResult err = new CompanyInfoResult
{
Company_Name = comName,
ErrNotice = true
};
comResults.Add(err);
Console.WriteLine("查詢 {0} 時發生錯誤已達 3 次，將暫時跳過...", comName);
continue;
}
errCount++;
Console.WriteLine("查詢 {0} 時出現連線錯誤，將等候 10 秒重試...", comName);
Thread.Sleep(10000);
continue;
}
}
Console.WriteLine("批次查詢作業完畢");
writer.Output(savepath);
MessageBox.Show("批次查詢作業完畢！");
}
/*
* 當收到 Server 傳來的訊息時
* 1. added 表示已經收到連線請求，並排入等待。
* 2. ready 表示 Server 已經準備好接收查詢列表。
* 3. 收到 result: 開頭的訊息，表示此為 Server 回傳的公司基本資料。
* 4. finish 表示查詢作業已經完成。
* Server 回傳的資料因為是一筆一筆回傳，基本上不會超過 buffer 大小。
* 本來有想過全部查完再一次回傳，但風險太高，途中如果發生錯誤，那 Client 可能經過漫長等待還無法收到回應。
* 一筆一筆傳先儲存在 Client 端，即使 Server 發生錯誤，Client 也能輸出部分資料，下次再從還沒查的地方繼續。
*/
private void CommunicateWithServer()
{
int reclength = 0;
NetworkStream netStream = client.GetStream();
byte[] buffer = new byte[1024];
List <CompanyInfoResult> result = new List <CompanyInfoResult>();
string savepath = SaveFolder + @"\" + DateTime.Now.ToString("yyyyMMddHHmmss");
// 這裡要讀取使用者選擇的輸出檔案類型，同樣要委託主執行緒去取得。
savepath += myForm.Invoke(new returnFileType(() => { return(myForm.cb_OutputType.SelectedItem.ToString()); }));
OutputFile writer = null;
if (savepath.EndsWith(".csv"))
{
writer = new OutputCsv(result);
}
else
{
writer = new OutputExcel(result);
}
while (client.Connected)
{
try
{
if ((reclength = netStream.Read(buffer, 0, buffer.Length)) != 0)
{
string recMessage = Encoding.UTF8.GetString(buffer, 0, reclength);
Console.WriteLine(recMessage);
if (recMessage.Equals("finish"))
{
writer.Output(savepath);
result.Clear();
client.Close();
MessageBox.Show("匯出完成！");
}
else if (recMessage.Equals("added"))
{
Console.WriteLine("已連線，等待接受服務...");
}
else if (recMessage.Equals("ready"))
{
Console.WriteLine("開始讀取 Excel 公司列表...");
comList.Clear();
ReadFromExcel();
ComRequest request = new ComRequest {
comList = comList.ToArray()
};
SendToServer(netStream, JsonConvert.SerializeObject(request));
Console.WriteLine("送出查詢清單...");
client.ReceiveTimeout = TimeOut;
}
else if (recMessage.Equals("JsonErr"))
{
Console.WriteLine("商業司 API 回傳錯誤，請洽程式開發人員");
writer.Output(savepath);
result.Clear();
client.Close();
MessageBox.Show("商業司 API 錯誤，若有部份資料已導出，請洽程式開發人員");
}
else if (recMessage.StartsWith("result:"))
{
// 公司資料
try
{
recMessage = recMessage.Replace("result:", string.Empty);
var info = JsonConvert.DeserializeObject <CompanyInfoResult>(recMessage);
result.Add(info);
}
catch (Exception e)
{
PrintErrMsgToConsole(e);
}
}
}
}
catch (IOException e)
{
// Server斷線
MessageBox.Show(e.Message);
netStream.Close();
client.Close();
}
}
if (result.Count > 0)
{
writer.Output(savepath);
MessageBox.Show("連線中斷，先導出部分資料");
}
}