123 lines
4.0 KiB
C#
123 lines
4.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.Globalization;
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using System.Linq;
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using System.Threading.Tasks;
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using EpsonPrinter.Model;
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using ESCPOS_NET.Emitters;
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using Microsoft.Extensions.Configuration;
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namespace EpsonPrinter.Services
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{
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public class PrintBody
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{
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private ICommandEmitter _e;
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private IConfiguration _config;
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private int productMaxWidth;
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public PrintBody(ICommandEmitter e, IConfiguration config)
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{
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_e = e;
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_config = config;
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}
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public List<byte[][]> Print(BodyModel model)
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{
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List<byte[][]> data = new List<byte[][]>();
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byte[][] headerModel =
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{
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_e.SetStyles(PrintStyle.None),
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_e.LeftAlign(),
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_e.PrintLine($"Dato.........: {model.ReceiptTime}"),
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_e.PrintLine($"Ekspedient...: {model.Staff}"),
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_e.PrintLine($"Kvittering...: {model.ReceiptNumber}"),
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_e.FeedLines(1)
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};
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data.Add(headerModel);
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int printWidth = Convert.ToInt32(_config["PrintSettings:PrintWidth"]);
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foreach (BodyProductModel product in model.Products)
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{
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//Size of product is max half of recipt
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string totalProductLine = MakeProductNameString(product.Product, printWidth);
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totalProductLine += MakeProductNumber(product.NoOfProduct, product.Price);
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totalProductLine = MakeTotalProductPrice(totalProductLine, product.TotalPrice,printWidth);
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byte[][] p =
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{
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_e.PrintLine(totalProductLine)
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};
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data.Add(p);
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}
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PrintString printString = new PrintString();
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string totalPricePrint = printString.MakePrintString(printWidth, $"Total: ", FormatCurrency(model.TotalPrice));
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byte[][] totalPrice =
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{
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_e.FeedLines(1),
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_e.SetStyles(PrintStyle.Bold | PrintStyle.DoubleHeight),
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_e.RightAlign(),
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_e.PrintLine(totalPricePrint)
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};
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data.Add(totalPrice);
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byte[][] vat =
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{
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_e.FeedLines(1),
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_e.SetStyles(PrintStyle.None),
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_e.LeftAlign(),
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_e.PrintLine(MakeVat(printWidth,model.TotalVat))
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};
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data.Add(vat);
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return data;
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}
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private string MakeProductNameString(string product, int totalWidth)
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{
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string productString = product;
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productMaxWidth = (totalWidth / 2) - 5;
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int productLength = product.Length;
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if (productLength < productMaxWidth)
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{
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for (int i = productLength; i < productMaxWidth; i++)
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{
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productString += ".";
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}
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}
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return productString;
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}
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private string MakeProductNumber(int noOfProduct, decimal price)
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{
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return $"{noOfProduct} á {FormatCurrency(price)} :";
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}
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private string MakeTotalProductPrice(string buffer, decimal totalPrice, int printWidth)
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{
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PrintString printString = new PrintString();
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string p = FormatCurrency(totalPrice);
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string makePrintString = printString.MakePrintString(printWidth, buffer, p);
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return makePrintString;
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}
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private static string FormatCurrency(decimal amount)
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{
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return amount.ToString("0.00", CultureInfo.GetCultureInfo("da-DK")) + " DKK";
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}
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private string MakeVat(int printWidth, decimal vat)
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{
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PrintString printString = new PrintString();
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string vatDesc = $"Moms udgør 25% :";
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string v = FormatCurrency(vat);
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string vatString = printString.MakePrintString(printWidth, vatDesc, v);
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return vatString;
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}
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}
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}
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