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+using System;
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+using System.Collections.Generic;
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+using System.ComponentModel;
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+using System.IO;
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+using System.Linq;
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+using System.Net.Http;
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+using System.Net.Http.Json;
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+using System.Text;
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+using System.Threading.Tasks;
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+using System.Xml.Linq;
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+
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+namespace TCCInvoice
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+{
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+ internal class InvoiceGenerator
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+ {
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+ #region Fields
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+ private string dataNumber;
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+ private DateTime dataDate = DateTime.Today;
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+ private string sellerId = SELLER_ID;
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+ private string buyerId;
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+ private string buyerName;
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+ private string customsClearanceMark;
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+ private int salesAmount;
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+ private int freeTaxSalesAmount = FREE_ZERO_TAX_SALES_AMOUNT;
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+ private int zeroTaxSalesAmount = FREE_ZERO_TAX_SALES_AMOUNT;
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+ private string invoiceType = INVOICE_TYPE;
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+ private string randomNumber;
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+ private int taxType = TAX_TYPE;
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+ private double taxRate = TAX_RATE;
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+ private int taxAmount;
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+ private int totalAmount;
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+ private string printMark = DEFAULT_PRINT_MARK;
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+ private string carrierType;
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+ private string carrierId1;
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+ private string carrierId2;
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+ private string mainRemark;
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+ private int donateMark;
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+ private string nPOBAN;
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+ private string contactEmail;
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+ private string contactAddress;
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+ private string contactPhone;
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+ private List<InvoiceItem> invoiceItems = new List<InvoiceItem>();
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+ private Dictionary<string, string> DataRandomNoPair = new Dictionary<string, string>();
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+
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+ private FileSystemWatcher preInvoiceResponseWatcher;
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+ private FileSystemWatcher sellerInvoiceResponseWatcher;
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+ private FileSystemWatcher sellerInvoiceFailureWatcher;
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+ private List<InvoiceResponseItem> invoiceResponseItemList = new List<InvoiceResponseItem>();
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+ private string responseDataNumber;
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+ private string responseInvoiceError;
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+ private int totalQuantity = 0;
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+ private int count = 0;
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+ #endregion
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+
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+ #region Constants
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+ private const string SELLER_ID = "83196607";
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+ private const string DEFAULT_BUYER_ID = "0000000000";
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+ private const int FREE_ZERO_TAX_SALES_AMOUNT = 0;
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+ private const string INVOICE_TYPE = "07";
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+ private const int TAX_TYPE = 1;
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+ private const double TAX_RATE = 0.05;
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+ private const string DEFAULT_PRINT_MARK = "N";
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+ /// <summary>
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+ /// WEB : https://gcis.nat.g0v.tw/id/30435973
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+ /// API : https://gcis.nat.g0v.tw/api/show/30435973
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+ /// </summary>
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+ private const string BUSINESS_NAME_API = "https://gcis.nat.g0v.tw/api/show/";
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+ private const string CARRIER_TYPE_BARCODE = "3J0002";
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+ private const string DEFAULT_LOVECODE = "4997276";
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+
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+ private const string PREINVOICE_PATH = @"C:\UXB2B_EIVO\PreInvoice\";
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+ private const string PREINVOICE_RESPONSE_PATH = @"C:\UXB2B_EIVO\PreInvoice(Response)\";
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+ private const string SELLER_INVOICE_RESPONSE_PATH = @"C:\Gateway-83196607\logs\InvoiceNoInspector\SellerInvoice(Response)\";
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+ private const string SELLER_INVOICE_PATH = @"C:\Gateway-83196607\logs\InvoiceNoInspector\SellerInvoice\";
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+ private const string SELLER_INVOICE_FAILURE_PATH = @"C:\Gateway-83196607\logs\InvoiceNoInspector\SellerInvoice(Failure)\";
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+ private const string RESPONSE_BACKUP_PATH = @"C:\UXB2B_EIVO\ResponseBackup\";
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+ #endregion
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+
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+ #region Properties
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+ /// <summary>
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+ /// (必填)單據號碼，須為唯一值，長度上限20
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+ /// </summary>
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+ public string DataNumber
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+ {
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+ set
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+ {
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+ Reset();
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+ dataNumber = value;
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+ DataRandomNoPair.Add(value, this.randomNumber);
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+ Console.WriteLine("DataNumber = " + dataNumber);
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+ }
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+ }
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+ /// <summary>
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+ /// (必填)發票日期
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+ /// </summary>
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+ public DateTime DataDate
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+ {
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+ set => dataDate = value;
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+ }
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+ /// <summary>
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+ /// (選填)賣方統編，預設值83196607
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+ /// </summary>
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+ public string SellerId
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+ {
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+ set => sellerId = value;
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+ }
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+ /// <summary>
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+ /// (必填)買方統編，若無統編請填null或空字串，系統自動帶入預設值0000000000
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+ /// </summary>
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+ public string BuyerId
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+ {
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+ set
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+ {
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+ buyerId = string.IsNullOrEmpty(value) ? DEFAULT_BUYER_ID : value;
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+
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+ if (buyerId.Equals(DEFAULT_BUYER_ID)) // 一般消費者
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+ {
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+ buyerName = GenerateRandom4Digit();
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+ }
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+ else // 有統編
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+ {
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+ GetBuyerNameFromBuyerIdAsync().Wait();
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+ }
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+ }
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+ }
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+ /// <summary>
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+ /// (必填)含稅總額
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+ /// </summary>
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+ public int TotalAmount
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+ {
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+ set
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+ {
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+ totalAmount = value;
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+
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+ if (string.IsNullOrEmpty(buyerId))
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+ {
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+ BuyerId = null;
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+ }
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+
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+ if (buyerId.Equals(DEFAULT_BUYER_ID)) // 一般消費者
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+ {
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+ salesAmount = totalAmount;
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+ taxAmount = 0;
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+ }
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+ else
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+ {
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+ salesAmount = (int)Math.Round((double)totalAmount / (1 + taxRate), 0, MidpointRounding.AwayFromZero);
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+ taxAmount = totalAmount - salesAmount;
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+ }
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+ }
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+ }
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+ /// <summary>
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+ /// (必填)手機條碼載具，若無手機條碼請填null
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+ /// </summary>
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+ public string CarrierId1
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+ {
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+ set
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+ {
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+ carrierId1 = value;
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+ carrierId2 = carrierId1;
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+ carrierType = String.IsNullOrEmpty(carrierId1) ? null : CARRIER_TYPE_BARCODE;
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+ }
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+ }
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+ /// <summary>
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+ /// (選填)總備註，最多200字
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+ /// </summary>
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+ public string MainRemark
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+ {
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+ set => mainRemark = value;
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+ }
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+ /// <summary>
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+ /// (選填)0代表不捐贈；1代表捐贈。預設值為0
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+ /// </summary>
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+ public int DonateMark
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+ {
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+ set
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+ {
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+ donateMark = value;
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+
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+ donateMark = donateMark != 0 ? 1 : 0;
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+ nPOBAN = donateMark == 1 ? DEFAULT_LOVECODE : null;
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+ }
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+ }
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+ /// <summary>
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+ /// (選填)消費者的email address
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+ /// </summary>
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+ public string ContactEmail
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+ {
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+ set => contactEmail = value;
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+ }
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+ /// <summary>
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+ /// (選填)消費者的聯絡地址
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+ /// </summary>
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+ public string ContactAddress
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+ {
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+ set => contactAddress = value;
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+ }
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+ /// <summary>
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+ /// (選填)消費者的聯絡電話
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+ /// </summary>
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+ public string ContactPhone
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+ {
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+ set => contactPhone = value;
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+ }
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+ #endregion
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+
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+ #region Constructors
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+ public InvoiceGenerator(int quantity)
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+ {
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+ totalQuantity = quantity;
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+ preInvoiceResponseWatcher = new FileSystemWatcher()
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+ {
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+ Path = PREINVOICE_RESPONSE_PATH,
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+ Filter = "*.xml",
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+ NotifyFilter = NotifyFilters.LastWrite,
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+ IncludeSubdirectories = false,
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+ EnableRaisingEvents = true,
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+ };
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+ preInvoiceResponseWatcher.Changed += PreInvoiceResponse_Changed;
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+
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+ sellerInvoiceResponseWatcher = new FileSystemWatcher()
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+ {
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+ Path = SELLER_INVOICE_RESPONSE_PATH,
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+ Filter = "*.xml",
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+ NotifyFilter = NotifyFilters.LastWrite,
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+ IncludeSubdirectories = false,
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+ EnableRaisingEvents = true,
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+ };
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+ sellerInvoiceResponseWatcher.Changed += SellerInvoiceResponse_Changed;
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+
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+ sellerInvoiceFailureWatcher = new FileSystemWatcher()
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+ {
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+ Path = SELLER_INVOICE_FAILURE_PATH,
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+ Filter = "*.xml",
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+ NotifyFilter = NotifyFilters.LastWrite | NotifyFilters.LastAccess,
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+ IncludeSubdirectories = false,
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+ EnableRaisingEvents = true,
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+ };
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+ sellerInvoiceFailureWatcher.Changed += SellerInvoiceFailure_Changed;
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+ }
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+ #endregion
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+
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+ #region Events & EventHandlers
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+ public delegate void InvoiceCompleteEventHandler(List<InvoiceResponseItem> responseItems);
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+ public event InvoiceCompleteEventHandler InvoiceCompleted;
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+
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+ private void PreInvoiceResponse_Changed(object sender, FileSystemEventArgs e)
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+ {
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+ XDocument xDoc = XDocument.Load(e.FullPath);
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+
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+ string status = xDoc.Descendants("Status").ElementAt(0).Value;
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+ if (status == "1") // 配號成功
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+ {
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+ string invoicenumber = xDoc.Descendants("InvoiceNumber").ElementAt(0).Value;
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+ string datanumber = xDoc.Descendants("DataNumber").ElementAt(0).Value;
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+ string invoicedate = xDoc.Descendants("InvoiceDate").ElementAt(0).Value;
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+ string invoicetime = xDoc.Descendants("InvoiceTime").ElementAt(0).Value;
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+ string invoiceError = null;
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+ string value;
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+ if (DataRandomNoPair.TryGetValue(datanumber, out value))
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+ {
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+ Console.WriteLine("Fetched value: {0}", value);
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+ }
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+ else
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+ {
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+ value = "7878";
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+ Console.WriteLine("No such key: {0}", datanumber);
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+ }
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+ invoiceResponseItemList.Add(new InvoiceResponseItem
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+ {
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+ ResponseStatus = "配號成功",
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+ ResponseInvoiceNumber = invoicenumber,
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+ ResponseDataNumber = datanumber,
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+ ResponseInvoiceDate = invoicedate,
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+ ResponseInvoiceTime = invoicetime,
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+ ResponseRandomNumber = value,
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+ ResponseInvoiceError = invoiceError
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+ });
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+ }
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+ else // 配號失敗
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+ {
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+ responseInvoiceError = xDoc.Descendants("Description").ElementAt(0).Value;
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+ responseDataNumber = xDoc.Descendants("DataNumber").ElementAt(0).Value;
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+ randomNumber = null;
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+
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+ invoiceResponseItemList.Add(new InvoiceResponseItem
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+ {
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+ ResponseStatus = "配號失敗",
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+ ResponseInvoiceNumber = null,
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+ ResponseDataNumber = responseDataNumber,
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+ ResponseInvoiceDate = null,
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+ ResponseInvoiceTime = null,
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+ ResponseRandomNumber = null,
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+ ResponseInvoiceError = responseInvoiceError
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+ });
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+
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+ count++;
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+ if (count == totalQuantity)
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+ {
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+ InvoiceCompleted?.Invoke(invoiceResponseItemList);
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+ TurnOffFileSystemWatcher();
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+ }
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+ }
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+ }
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+
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+ private void SellerInvoiceResponse_Changed(object sender, FileSystemEventArgs e)
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+ {
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+ XDocument xDoc = XDocument.Load(e.FullPath);
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+
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+ int index = -1;
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+ string status = xDoc.Descendants("Status").ElementAt(0).Value;
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+ string invoicenumber = xDoc.Descendants("InvoiceNumber").ElementAt(0).Value;
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+ foreach (InvoiceResponseItem item in invoiceResponseItemList)
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+ {
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+ if (item.ResponseInvoiceNumber == invoicenumber)
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+ {
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+ index = invoiceResponseItemList.IndexOf(item);
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+ }
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+ }
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+
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+ if (index == -1)
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+ {
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+ return; // something wrong
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+ }
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+
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+ if (status == "1") // 上傳成功
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+ {
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+ invoiceResponseItemList[index].ResponseStatus = "上傳成功";
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+
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+ count++;
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+ if (count == totalQuantity)
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+ {
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+ InvoiceCompleted?.Invoke(invoiceResponseItemList);
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+ TurnOffFileSystemWatcher();
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+ }
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+ }
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+ else // 上傳失敗
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+ {
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+ string invoiceerror = xDoc.Descendants("Description").ElementAt(0).Value;
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+
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+ invoiceResponseItemList[index].ResponseStatus = "上傳失敗";
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+ invoiceResponseItemList[index].ResponseInvoiceError = invoiceerror;
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+
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+ count++;
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+ if (count == totalQuantity)
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+ {
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+ InvoiceCompleted?.Invoke(invoiceResponseItemList);
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+ TurnOffFileSystemWatcher();
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+ }
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+ }
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+ }
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+
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+ private void SellerInvoiceFailure_Changed(object sender, FileSystemEventArgs e)
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+ {
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+ string failurePath = e.FullPath;
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+ string responsePath = SELLER_INVOICE_RESPONSE_PATH + e.Name;
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+ string sellerinvoicePath = SELLER_INVOICE_PATH + e.Name;
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+
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+ // 當SELLER_INVOICE_FAILURE_PATH出現檔案時，先等待500毫秒，
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+ // 再去檢查SELLER_INVOICE_RESPONSE_PATH是否也出現同一個檔名的檔案，
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+ // 如果沒有出現，代表應該是網優SQL連線失敗造成的發票上傳失敗，
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+ // 此時會先等待180秒，再把該檔案複製到SELLER_INVOICE_PATH，讓Gateway自動重新上傳
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+ Task.Run(async delegate
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+ {
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+ await Task.Delay(500);
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+ if (!File.Exists(responsePath)) // 可能是網優SQL連線失敗，需要嘗試重新上傳
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+ {
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+ await Task.Delay(30000);
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+ File.Copy(failurePath, sellerinvoicePath);
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+ }
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+ });
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+ }
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+ #endregion
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+
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+ #region Instance Methods
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+ /// <summary>
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+ /// 加入消費品項明細
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+ /// </summary>
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+ /// <param name="sequenceNumber">發票明細之排列序號</param>
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+ /// <param name="description">產品名稱</param>
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+ /// <param name="quantity">數量 decimal(16,4)</param>
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+ /// <param name="unit">單位，若不填請輸入null</param>
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+ /// <param name="unitPrice">單價 decimal(16,4)</param>
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+ /// <param name="amount">總金額 decimal(16,4)</param>
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+ /// <param name="remark">單一欄位備註，若不填請輸入null</param>
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+ public void AddInvoiceItem(int sequenceNumber, string description, double quantity,
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+ string unit, double unitPrice, double amount, string remark)
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+ {
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+ InvoiceItem item = new InvoiceItem()
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+ {
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+ SequenceNumber = sequenceNumber,
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+ Description = description,
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+ Quantity = quantity,
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+ Unit = unit,
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+ UnitPrice = unitPrice,
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+ Amount = amount,
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+ Remark = remark
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+ };
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+
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+ invoiceItems.Add(item);
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+ }
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+
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+ /// <summary>
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+ /// 產生Preinvoice檔案，交由網優Gateway開立發票，並重置InvoiceGenerator物件的欄位值
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+ /// </summary>
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+ public void GetInvoiceResponse()
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+ {
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+ try
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+ {
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+ GeneratePreinvoiceXML();
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+ }
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+ catch (Exception)
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+ {
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+ ;
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+ }
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+ }
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+
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+ private void GeneratePreinvoiceXML()
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+ {
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+ XDocument xDoc = new XDocument();
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+ xDoc.Declaration = new XDeclaration("1.0", "UTF-8", "");
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+
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+ XElement root = new XElement("InvoiceRoot");
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+ root.Add(new XElement("Invoice",
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+ new XElement("DataNumber", dataNumber),
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+ new XElement("DataDate", dataDate.ToString("yyyy/MM/dd")),
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+ new XElement("SellerId", sellerId),
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+ new XElement("BuyerId", buyerId),
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+ new XElement("BuyerName", buyerName),
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+ new XElement("CustomsClearanceMark", customsClearanceMark),
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+ new XElement("SalesAmount", salesAmount),
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+ new XElement("FreeTaxSalesAmount", freeTaxSalesAmount),
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+ new XElement("ZeroTaxSalesAmount", zeroTaxSalesAmount),
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+ new XElement("RandomNumber", randomNumber),
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+ new XElement("InvoiceType", invoiceType),
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+ new XElement("TaxType", taxType),
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+ new XElement("TaxRate", taxRate),
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+ new XElement("TaxAmount", taxAmount),
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+ new XElement("TotalAmount", totalAmount),
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+ new XElement("PrintMark", printMark),
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+ new XElement("CarrierType", carrierType),
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+ new XElement("CarrierId1", carrierId1),
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+ new XElement("CarrierId2", carrierId2),
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+ new XElement("MainRemark", mainRemark),
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+ new XElement("DonateMark", donateMark),
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+ new XElement("NPOBAN", nPOBAN),
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+ new XElement("Contact",
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+ new XElement("Email", contactEmail),
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+ new XElement("Address", contactAddress),
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+ new XElement("TEL", contactPhone)
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+ )
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+ )
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+ );
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+
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+ foreach (InvoiceItem item in invoiceItems)
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+ {
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+ XElement invoice = root.Element("Invoice");
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+ invoice.Add(new XElement("InvoiceItem",
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+ new XElement("SequenceNumber", item.SequenceNumber),
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+ new XElement("Description", item.Description),
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+ new XElement("Quantity", item.Quantity),
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+ new XElement("Unit", item.Unit),
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+ new XElement("UnitPrice", item.UnitPrice),
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+ new XElement("Amount", item.Amount),
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+ new XElement("Remark", item.Remark)
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+ )
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+ );
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+ }
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+
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+ xDoc.Add(root);
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+ xDoc.Save(PREINVOICE_PATH + dataNumber + ".xml");
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+ Console.WriteLine(PREINVOICE_PATH + dataNumber + ".xml");
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+ }
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+
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+ private void Reset()
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+ {
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+ dataNumber = null;
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+ dataDate = DateTime.Today;
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+ buyerId = null;
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+ buyerName = null;
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+ customsClearanceMark = null;
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+ randomNumber = GenerateRandom4Digit();
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+ salesAmount = 0;
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+ taxAmount = 0;
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+ totalAmount = 0;
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+ carrierType = null;
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+ carrierId1 = null;
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+ carrierId2 = null;
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+ mainRemark = null;
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+ donateMark = 0;
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|
|
+ nPOBAN = null;
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|
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+ contactEmail = null;
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+ contactAddress = null;
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+ contactPhone = null;
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|
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+ invoiceItems.Clear();
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|
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+
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|
|
+ responseDataNumber = null;
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|
|
+ responseInvoiceError = null;
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|
|
+ }
|
|
|
+
|
|
|
+ private async Task GetBuyerNameFromBuyerIdAsync()
|
|
|
+ {
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|
|
+ using (var client = new HttpClient())
|
|
|
+ {
|
|
|
+ try
|
|
|
+ {
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|
|
+ var result = await client.GetFromJsonAsync<BusinessName>(BUSINESS_NAME_API + buyerId);
|
|
|
+
|
|
|
+ //buyerName = GenerateRandom4Digit();
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|
|
+ if (result.data != null && result.data.財政部 != null)
|
|
|
+ {
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|
|
+ buyerName = result.data.財政部.營業人名稱; // 1st try
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|
|
+ if (string.IsNullOrEmpty(buyerName))
|
|
|
+ {
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|
|
+ buyerName = result.data.財政部.單位名稱; // 2nd try
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|
|
+ if (string.IsNullOrEmpty(buyerName))
|
|
|
+ {
|
|
|
+ buyerName = result.data.名稱; // last try
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (string.IsNullOrEmpty(buyerName))
|
|
|
+ {
|
|
|
+ buyerName = GenerateRandom4Digit();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ catch (Exception)
|
|
|
+ {
|
|
|
+ buyerName = GenerateRandom4Digit();
|
|
|
+ }
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ private string GenerateRandom4Digit()
|
|
|
+ {
|
|
|
+ int min = 0;
|
|
|
+ int max = 9999;
|
|
|
+ Random rdm = new Random(Guid.NewGuid().GetHashCode());
|
|
|
+ return rdm.Next(min, max).ToString().PadLeft(4, '0');
|
|
|
+ }
|
|
|
+
|
|
|
+ private void TurnOffFileSystemWatcher()
|
|
|
+ {
|
|
|
+ if (preInvoiceResponseWatcher != null)
|
|
|
+ {
|
|
|
+ preInvoiceResponseWatcher.EnableRaisingEvents = false;
|
|
|
+ preInvoiceResponseWatcher.Dispose();
|
|
|
+ preInvoiceResponseWatcher = null;
|
|
|
+ }
|
|
|
+ if (sellerInvoiceResponseWatcher != null)
|
|
|
+ {
|
|
|
+ sellerInvoiceResponseWatcher.EnableRaisingEvents = false;
|
|
|
+ sellerInvoiceResponseWatcher.Dispose();
|
|
|
+ sellerInvoiceResponseWatcher = null;
|
|
|
+ }
|
|
|
+ if (sellerInvoiceFailureWatcher != null)
|
|
|
+ {
|
|
|
+ sellerInvoiceFailureWatcher.EnableRaisingEvents = false;
|
|
|
+ sellerInvoiceFailureWatcher.Dispose();
|
|
|
+ sellerInvoiceFailureWatcher = null;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ #endregion
|
|
|
+
|
|
|
+ #region Nested Classes
|
|
|
+ internal class InvoiceResponseItem
|
|
|
+ {
|
|
|
+ public string ResponseStatus { get; set; }
|
|
|
+ public string ResponseInvoiceNumber { get; set; }
|
|
|
+ public string ResponseDataNumber { get; set; }
|
|
|
+ public string ResponseInvoiceDate { get; set; }
|
|
|
+ public string ResponseInvoiceTime { get; set; }
|
|
|
+ public string ResponseRandomNumber { get; set; }
|
|
|
+ public string ResponseInvoiceError { get; set; }
|
|
|
+ }
|
|
|
+ internal class InvoiceItem
|
|
|
+ {
|
|
|
+ public int SequenceNumber { get; set; }
|
|
|
+ public string Description { get; set; }
|
|
|
+ public double Quantity { get; set; }
|
|
|
+ public string Unit { get; set; }
|
|
|
+ public double UnitPrice { get; set; }
|
|
|
+ public double Amount { get; set; }
|
|
|
+ public string Remark { get; set; }
|
|
|
+ }
|
|
|
+ internal class BusinessName
|
|
|
+ {
|
|
|
+ public Data data { get; set; }
|
|
|
+ }
|
|
|
+
|
|
|
+ internal class Data
|
|
|
+ {
|
|
|
+ public string 名稱 { get; set; }
|
|
|
+ public 財政部 財政部 { get; set; }
|
|
|
+ }
|
|
|
+
|
|
|
+ internal class 財政部
|
|
|
+ {
|
|
|
+ public string 營業人名稱 { get; set; }
|
|
|
+ public string 單位名稱 { get; set; }
|
|
|
+ }
|
|
|
+ #endregion
|
|
|
+ }
|
|
|
+}
|
7515
Snoopy