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print server with new concept

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This commit is contained in:
EugeneTes
2026-01-16 12:00:24 +01:00
parent 147265358f
commit 5229cac987
30 changed files with 694 additions and 217 deletions
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2
ConfigurationPannel/Services/PrintServerHostedService.cs
View File

@@ -42,7 +42,7 @@ public class PrintServerHostedService : IHostedService
_kernel.Bind<IPrintService>().To<Inspectron.Epson.PrintServer.PrintServices.EpsonPrintService>();
_kernel.Bind<Microsoft.Extensions.Logging.ILogger>().ToConstant(_logger);
_kernel.Bind<IAssignedPrinterRepository>().ToConstant(config);
_kernel.Bind<IPrinterFactory>().To<PrinterFactory>().InSingletonScope();
_kernel.Bind<IWrapperPrinterFactory>().To<PrinterWrapperFactory>().InSingletonScope();
_kernel.Bind<IPrinterConfigurationSource>().ToConstant(config);
_kernel.Bind<PrintServer>().ToSelf().InSingletonScope();

14
EpsonPrintService/PrinterDiscoveryBackgroundTask.cs
View File

@@ -1,4 +1,5 @@
using Inspectron.Epson;
using Inspectron.Epson.PrintServer.ConfigurationSources;
using Microsoft.Extensions.Logging;
namespace EpsonPrintService;
@@ -20,15 +21,13 @@ public class PrinterDiscoveryBackgroundTask
public PrinterDiscoveryBackgroundTask(
IDiscoveryService discoveryService,
IDiscoveredPrintersReceiver receiver,
ILogger logger,
TimeSpan? interval = null,
TimeSpan? discoveryTimeout = null)
ILogger logger)
{
_discoveryService = discoveryService;
_receiver = receiver;
_logger = logger;
_interval = interval ?? TimeSpan.FromSeconds(30);
_discoveryTimeout = discoveryTimeout ?? TimeSpan.FromSeconds(3);
_interval = TimeSpan.FromSeconds(30);
_discoveryTimeout = TimeSpan.FromSeconds(3);
}
/// <summary>
@@ -68,6 +67,11 @@ public class PrinterDiscoveryBackgroundTask
try
{
var printers = await _discoveryService.DiscoverPrintersAsync(_discoveryTimeout);
printers.Add(new DiscoveredPrinter()
{
IPAddress = "127.0.0.1",
ModelName = "TM-T30III",
});
var currentIps = printers.Select(p => p.IPAddress).ToHashSet();
if (HasConfigurationChanged(currentIps))

7
EpsonPrintService/Program.cs
View File

@@ -23,6 +23,9 @@ kernel.Bind<IDiscoveryService>().To<DiscoveryService>().InSingletonScope();
kernel.Bind<EpsonPrintServiceConfiguration>().ToConstant(config);
//kernel.Bind<IPrinterFactory>().ToMethod(sp=>new HtmlPrinterFactory("TM-U220II.html", paperWidth: 258,type:0x0d, logger:sp.Kernel.Get<ILogger>()));
//kernel.Bind<IPrinterFactory>().ToMethod(sp=>new HtmlPrinterFactory("TM-T30III.html",logger:sp.Kernel.Get<ILogger>()));
kernel.Bind<IPrinterFactory>().To<EpsonPrinterFactory>();
kernel.Bind<IPrintJobSource, SignalRPrintJobSource>().To<SignalRPrintJobSource>().InSingletonScope();
kernel.Bind<IPrintService>().To<Inspectron.Epson.PrintServer.PrintServices.EpsonPrintService>();
@@ -35,10 +38,10 @@ kernel.Bind<ILogger>().ToMethod(ctx =>
return loggerFactory.CreateLogger("EpsonPrintService");
});
kernel.Bind<IAssignedPrinterRepository>().ToConstant(config);
kernel.Bind<IPrinterFactory>().To<PrinterFactory>().InSingletonScope();
kernel.Bind<IWrapperPrinterFactory>().To<PrinterWrapperFactory>().InSingletonScope();
kernel.Bind<IPrinterConfigurationSource>().To<FixedConfigurationSource>();
kernel.Bind<PrintServer>().ToSelf().InSingletonScope();
kernel.Bind<IDiscoveredPrintersReceiver>().To<ConsoleDiscoveredPrintersReceiver>().InSingletonScope();
kernel.Bind<IDiscoveredPrintersReceiver>().To<JamesDiscoveredPrintersReceiver>().InSingletonScope();
kernel.Bind<PrinterDiscoveryBackgroundTask>().ToSelf().InSingletonScope();
var printLoop = kernel.Get<PrintLoop>();

5
EpsonPrintService/config.json
View File

@@ -1,5 +1,6 @@
{
"GroupId": "67e534f8e86e816689323023",
"RestaurantId": "63e37295bd6f26dbd36164c0",
"GroupId": "64a3d9f0876bc5d1704bce43",
"RestaurantId": "64a3d9f0876bc5d1704bce43",
"ApiKey": "LBOACMlvFEgDbZqt24uW0LjiFv0LKU5DT94g0JDoBnI=",
"PrinterConfigurations": {}
}

375
EpsonTest/Program.cs
View File

@@ -8,6 +8,7 @@ using SixLabors.ImageSharp.PixelFormats;
using System.Text;
using System.Text.Json;
using System.Xml.Linq;
using Inspectron.Epson.PrintServer.Printers.Utils.OrderItems;
using FinalReceipt = Inspectron.Epson.PrintServer.Printers.Utils.FinalRecipe.FinalReceipt;
@@ -58,159 +59,178 @@ using FinalReceipt = Inspectron.Epson.PrintServer.Printers.Utils.FinalRecipe.Fin
//Console.ReadLine();
var receipt = new FinalReceipt
{
CompanyName = "Klingler Gastro AG",
Address1 = "Münzplatz 3",
Address2 = "CH-8001 Zürich",
Phone = "043 321 22 22",
ReceiptNumber = "1-81-202",
DateTime = new DateTime(2025, 12, 16, 14, 58, 0),
Guests = 2,
Total = 160.00m,
Currency = "CHF",
TotalInAlternateCurrency = 172.80m,
AlternateCurrency = "EUR",
PaymentMethod = "MASTER",
PaymentAmount = 160.00m,
WaiterName = "Yves",
Terminal = "Hauptkasse ZH",
TableNumber = "12",
VatNumber = "CHE-449.635.880 MWST",
ThankYouMessage = "Das Team bedankt sich herzlich für Ihren",
GoodbyeMessageLine1 = "Besuch.",
GoodbyeMessageLine2 = "Auf Wiedersehen."
};
//var receipt = new FinalReceipt
//{
// CompanyName = "Klingler Gastro AG",
// Address1 = "Münzplatz 3",
// Address2 = "CH-8001 Zürich",
// Phone = "043 321 22 22",
// ReceiptNumber = "1-81-202",
// DateTime = new DateTime(2025, 12, 16, 14, 58, 0),
// Guests = 2,
// Total = 160.00m,
// Currency = "CHF",
// TotalInAlternateCurrency = 172.80m,
// AlternateCurrency = "EUR",
// PaymentMethod = "MASTER",
// PaymentAmount = 160.00m,
// WaiterName = "Yves",
// Terminal = "Hauptkasse ZH",
// TableNumber = "12",
// VatNumber = "CHE-449.635.880 MWST",
// ThankYouMessage = "Das Team bedankt sich herzlich für Ihren",
// GoodbyeMessageLine1 = "Besuch.",
// GoodbyeMessageLine2 = "Auf Wiedersehen.",
// TerminalReceipt = new PaymentTerminalReceipt
// {
// ReceiptType = "*** Kundenbeleg ***",
// BookingType = "Buchung",
// PaymentSystem = "TWINT",
// TransactionNumber = "XXXXXXXXXXXXXXX1494",
// TransactionDateTime = new DateTime(2025, 11, 11, 12, 34, 49),
// TerminalId = "31108834",
// AID = "A0000015749E",
// TransactionSeqCount = "6127",
// TransactionRefNo = "99036644599",
// AuthCode = "0d3396",
// AcquirerId = "2",
// EftAmount = 67.00m,
// TipAmount = 6.70m,
// TotalEftAmount = 73.70m,
// Currency = "CHF"
// }
//};
// Add items
receipt.Items.Add(new ReceiptItem
{
Quantity = 1,
Description = "San Pellegrino 50cl",
UnitPrice = 6.50m,
TotalPrice = 6.50m,
TaxCategory = "A"
});
//// Add items
//receipt.Items.Add(new ReceiptItem
//{
// Quantity = 1,
// Description = "San Pellegrino 50cl",
// UnitPrice = 6.50m,
// TotalPrice = 6.50m,
// TaxCategory = "A"
//});
receipt.Items.Add(new ReceiptItem
{
Quantity = 1,
Description = "Panna 50cl",
UnitPrice = 6.50m,
TotalPrice = 6.50m,
TaxCategory = "A"
});
//receipt.Items.Add(new ReceiptItem
//{
// Quantity = 1,
// Description = "Panna 50cl",
// UnitPrice = 6.50m,
// TotalPrice = 6.50m,
// TaxCategory = "A"
//});
receipt.Items.Add(new ReceiptItem
{
Quantity = 1,
Description = "Granini Tomatensaft",
UnitPrice = 5.50m,
TotalPrice = 5.50m,
TaxCategory = "A"
});
//receipt.Items.Add(new ReceiptItem
//{
// Quantity = 1,
// Description = "Granini Tomatensaft",
// UnitPrice = 5.50m,
// TotalPrice = 5.50m,
// TaxCategory = "A"
//});
receipt.Items.Add(new ReceiptItem
{
Quantity = 2,
Description = "Business Lunch Menu Seco",
UnitPrice = 44.00m,
TotalPrice = 88.00m,
TaxCategory = "A"
});
//receipt.Items.Add(new ReceiptItem
//{
// Quantity = 2,
// Description = "Business Lunch Menu Seco",
// UnitPrice = 44.00m,
// TotalPrice = 88.00m,
// TaxCategory = "A"
//});
receipt.Items.Add(new ReceiptItem
{
Quantity = 2,
Description = "Brunello di Montalcino 1",
UnitPrice = 16.00m,
TotalPrice = 32.00m,
TaxCategory = "A"
});
//receipt.Items.Add(new ReceiptItem
//{
// Quantity = 2,
// Description = "Brunello di Montalcino 1",
// UnitPrice = 16.00m,
// TotalPrice = 32.00m,
// TaxCategory = "A"
//});
receipt.Items.Add(new ReceiptItem
{
Quantity = 2,
Description = "Espresso",
UnitPrice = 5.50m,
TotalPrice = 11.00m,
TaxCategory = "A"
});
//receipt.Items.Add(new ReceiptItem
//{
// Quantity = 2,
// Description = "Espresso",
// UnitPrice = 5.50m,
// TotalPrice = 11.00m,
// TaxCategory = "A"
//});
receipt.Items.Add(new ReceiptItem
{
Quantity = 1,
Description = "Tip",
UnitPrice = 10.50m,
TotalPrice = 10.50m,
TaxCategory = "B"
});
//receipt.Items.Add(new ReceiptItem
//{
// Quantity = 1,
// Description = "Tip",
// UnitPrice = 10.50m,
// TotalPrice = 10.50m,
// TaxCategory = "B"
//});
// Add tax breakdown
receipt.TaxBreakdown.Add(new TaxInfo
{
Category = "A",
Rate = 8.1m,
Gross = 149.50m,
Net = 138.30m,
TaxAmount = 11.20m,
Currency = "CHF"
});
//// Add tax breakdown
//receipt.TaxBreakdown.Add(new TaxInfo
//{
// Category = "A",
// Rate = 8.1m,
// Gross = 149.50m,
// Net = 138.30m,
// TaxAmount = 11.20m,
// Currency = "CHF"
//});
receipt.TaxBreakdown.Add(new TaxInfo
{
Category = "B",
Rate = 0m,
Gross = 10.50m,
Net = 10.50m,
TaxAmount = 0.00m,
Currency = "CHF"
});
//receipt.TaxBreakdown.Add(new TaxInfo
//{
// Category = "B",
// Rate = 0m,
// Gross = 10.50m,
// Net = 10.50m,
// TaxAmount = 0.00m,
// Currency = "CHF"
//});
// Convert to print commands
var converter = new ReceiptConverter(lineWidth: 48, bigFontLineWidth: 24);
var printCommands = converter.ConvertToPrintCommands(receipt);
//var serializedReceipt = JsonSerializer.Serialize(receipt, new JsonSerializerOptions { WriteIndented = true });
//var deserializedReceipt = JsonSerializer.Deserialize<FinalReceipt>(serializedReceipt);
//// Convert to print commands
//var converter = new ReceiptConverter(lineWidth: 48, bigFontLineWidth: 24);
//var printCommands = converter.ConvertToPrintCommands(deserializedReceipt);
// Print the commands
Console.WriteLine("=== PRINT COMMANDS ===\n");
var printer = new HtmlPrinter(@".\test.html", paperWidth: 384);
await printer.ConnectAsync("");
await printer.SetAbsolutePrintPosition(97);
await printer.LoadImageAsync("ristorante-klinglers.ch-logo_white_bg.png", 390);
await printer.SetAbsolutePrintPosition(0);
await printer.PrintLoadedImage();
await Task.Delay(200);
await printer.FeedLinesAsync(1);
await printer.SetCustomLineSpacing(22);
foreach (var command in printCommands)
{
string attributes = "";
if (command.IsBig) attributes += "[BIG] ";
if (command.IsBold) attributes += "[BOLD] ";
Console.WriteLine($"{attributes}{command.Text}");
if (command.IsBig)
{
await printer.SetFontSizeAsync(2, 1);
}
else
{
await printer.SetFontSizeAsync(1, 1);
}
//// Print the commands
//Console.WriteLine("=== PRINT COMMANDS ===\n");
//var printer = new HtmlPrinter(@".\test.html", paperWidth: 384);
//await printer.ConnectAsync("");
//await printer.SetAbsolutePrintPosition(42);
//await printer.LoadImageAsync("ristorante-klinglers.ch-logo_white_bg.png", 300);
//await printer.PrintLoadedImage();
//await printer.SetAbsolutePrintPosition(0);
//await Task.Delay(200);
////await printer.FeedLinesAsync(1);
//await printer.SetCustomLineSpacing(22);
//foreach (var command in printCommands)
//{
// string attributes = "";
// if (command.IsBig) attributes += "[BIG] ";
// if (command.IsBold) attributes += "[BOLD] ";
await printer.SetEmphasized(command.IsBold);
//await Task.Delay(200);
// Console.WriteLine($"{attributes}{command.Text}");
await printer.PrintTextAsync(command.Text + "\n");
//await Task.Delay(200);
// if (command.IsBig)
// {
// await printer.SetFontSizeAsync(2, 1);
// }
// else
// {
// await printer.SetFontSizeAsync(1, 1);
// }
// //await Task.Delay(200);
}
// await printer.SetEmphasized(command.IsBold);
// //await Task.Delay(200);
// await printer.PrintTextAsync(command.Text + "\n");
// //await Task.Delay(200);
//}
//var receipt = new KitchenReceipt
@@ -246,10 +266,11 @@ foreach (var command in printCommands)
//// Add additional info
//receipt.AdditionalInfo.Add("1 x Amuse Bouche");
//var serializedReceipt = JsonSerializer.Serialize(receipt, new JsonSerializerOptions { WriteIndented = true });
//var deserializedReceipt = JsonSerializer.Deserialize<KitchenReceipt>(serializedReceipt);
//KitchenReceiptConverter converter = new KitchenReceiptConverter(bigLineWidth: 20, lineWidth: 33);
//var printCommands = converter.ConvertToPrintCommands(receipt);
//var printCommands = converter.ConvertToPrintCommands(deserializedReceipt);
//Console.WriteLine("=== PRINT COMMANDS ===\n");
//var printer = new HtmlPrinter(@".\test.html", paperWidth: 258);
@@ -291,8 +312,83 @@ foreach (var command in printCommands)
//await printer.PrintTextAsync(
// "1x San Pellegrino 50cl 6.50 6.50 A\n1x Panna 50cl 6.50 6.50 A");
// Order Items Receipt Test
//var orderItemsReceipt = new OrderItemsReceipt
//{
// OrderNumber = "1",
// QRInfo = "Margherita Pizza Classic longer text",
// DateTime = new DateTime(2026, 1, 14, 14, 35, 47),
// ClientNotes = "Some main note",
// Items = new List<OrderItem>
// {
// new OrderItem
// {
// Number = 1,
// Name = "pappara",
// Quantity = 1,
// SubItems = new List<string> { "pizza", "cola" },
// Comment = "Cola zero please"
// },
// new OrderItem
// {
// Number = 2,
// Name = "Classic Beef Burger",
// Quantity = 1,
// Modifications = new ItemModifications
// {
// Removed = new List<string> { "Onion" },
// Added = new List<string> { "butter" }
// },
// Comment = "Medium rare please"
// },
// new OrderItem
// {
// Number = 3,
// Name = "Margherita Pizza Classic",
// Quantity = 2,
// Size = "L"
// }
// }
//};
//var serializedOrderItems = JsonSerializer.Serialize(orderItemsReceipt, new JsonSerializerOptions { WriteIndented = true });
//Console.WriteLine(serializedOrderItems);
//var deserializedOrderItems = JsonSerializer.Deserialize<OrderItemsReceipt>(serializedOrderItems);
//var orderItemsConverter = new Inspectron.Epson.PrintServer.Printers.Utils.OrderItems.ReceiptConverter(lineWidth: 50, bigFontLineWidth: 21);
//var printCommands = orderItemsConverter.ConvertToPrintCommands(deserializedOrderItems);
//Console.WriteLine("=== PRINT COMMANDS ===\n");
//var printer = new HtmlPrinter(@".\order_items.html", paperWidth: 384);
//await printer.ConnectAsync("");
//await Task.Delay(200);
////await printer.FeedLinesAsync(1);
//await printer.SetCustomLineSpacing(22);
//foreach (var command in printCommands)
//{
// string attributes = "";
// if (command.IsBig) attributes += "[BIG] ";
// if (command.IsBold) attributes += "[BOLD] ";
// Console.WriteLine($"{attributes}{command.Text}");
// if (command.IsBig)
// {
// await printer.SetFontSizeAsync(2, 1);
// }
// else
// {
// await printer.SetFontSizeAsync(1, 1);
// }
// //await Task.Delay(200);
// await printer.SetEmphasized(command.IsBold);
// //await Task.Delay(200);
// await printer.PrintTextAsync(command.Text + "\n");
// //await Task.Delay(200);
//}
@@ -417,7 +513,10 @@ foreach (var command in printCommands)
//await Task.Delay(2000);
//await printer.PrintBuffer();
//await printer.SendRawCommandAsync([0x1b,0x21,0x10+0x21]);
//var printer = new EpsonPrinter();
//await printer.ConnectAsync("127.0.0.1", 8888);
//await printer.InitAsync();
//await printer.PrintTextAsync("Hello!");
//await printer.FeedLinesAsync(5);

13
Inspectron.Epson/HtmlPrinter.cs
View File

@@ -4,6 +4,7 @@ using SixLabors.ImageSharp.Formats.Png;
using SixLabors.ImageSharp.PixelFormats;
using SixLabors.ImageSharp.Processing;
using System.Text;
using Inspectron.Epson.PrintServer.PrintServices;
namespace Inspectron.Epson;
@@ -14,6 +15,7 @@ namespace Inspectron.Epson;
public class HtmlPrinter : IEpsonPrinter
{
private readonly ILogger? _logger;
private readonly byte _id;
private readonly string _outputPath;
private readonly int _paperWidth;
private readonly string _imageDirectory;
@@ -60,11 +62,12 @@ public class HtmlPrinter : IEpsonPrinter
/// <param name="outputPath">Path to the output HTML file</param>
/// <param name="paperWidth">Paper width in pixels (default 384 for 80mm thermal printer)</param>
/// <param name="logger">Optional logger for diagnostic output</param>
public HtmlPrinter(string outputPath, int paperWidth = 384, ILogger? logger = null)
public HtmlPrinter(string outputPath, int paperWidth = 384, ILogger? logger = null, byte id=0x01)
{
_outputPath = outputPath;
_paperWidth = paperWidth;
_logger = logger;
_id = id;
// Create image directory next to HTML file
var directory = Path.GetDirectoryName(outputPath) ?? ".";
@@ -174,8 +177,7 @@ public class HtmlPrinter : IEpsonPrinter
/// <inheritdoc />
public Task<byte?> GetPrinterIdAsync()
{
_logger?.LogDebug("HtmlPrinter: Returning mock printer ID (0x01 = TM-T30III)");
return Task.FromResult<byte?>(0x01);
return Task.FromResult<byte?>(_id);
}
/// <inheritdoc />
@@ -320,9 +322,6 @@ public class HtmlPrinter : IEpsonPrinter
{
EnsureConnected();
_logger?.LogInformation("HtmlPrinter: Cutting paper");
_content.AppendLine("<div class=\"cut\"><span class=\"scissors\">✂</span></div>");
WriteHtmlFile();
return Task.CompletedTask;
}
@@ -493,7 +492,7 @@ public class HtmlPrinter : IEpsonPrinter
if (_isBiggerFontTM220)
{
effectiveHeightMultiplier *= 2;
effectiveWidthMultiplier *= 2;
}
int fontSize = baseHeight * effectiveHeightMultiplier;

1
Inspectron.Epson/PrintServer/ConfigurationSources/EpsonPrintServiceConfiguration.cs
View File

@@ -6,6 +6,7 @@ public class EpsonPrintServiceConfiguration: IPrinterConfigurationSource, IAssig
{
public string GroupId { get; set; }
public string RestaurantId { get; set; }
public string ApiKey { get; set; }
public Dictionary<string, PrinterConfiguration> PrinterConfigurations { get; set; }
public PrinterConfiguration GetConfiguration(string printerAddress)

0
EpsonPrintService/ConsoleDiscoveredPrintersReceiver.cs → Inspectron.Epson/PrintServer/DiscoveredPrintersReceiver/ConsoleDiscoveredPrintersReceiver.cs
View File

0
EpsonPrintService/IDiscoveredPrintersReceiver.cs → Inspectron.Epson/PrintServer/DiscoveredPrintersReceiver/IDiscoveredPrintersReceiver.cs
View File

55
Inspectron.Epson/PrintServer/DiscoveredPrintersReceiver/JamesDiscoveredPrintersReceiver.cs Normal file
View File

@@ -0,0 +1,55 @@
using Inspectron.Epson;
using Inspectron.Epson.PrintServer.ConfigurationSources;
using System.Net.Http.Json;
namespace EpsonPrintService;
public class JamesDiscoveredPrintersReceiver: IDiscoveredPrintersReceiver
{
private readonly EpsonPrintServiceConfiguration _configuration;
private readonly HttpClient _httpClient;
public JamesDiscoveredPrintersReceiver(EpsonPrintServiceConfiguration configuration, HttpClient httpClient)
{
_configuration = configuration;
_httpClient = httpClient;
}
public async Task OnPrintersDiscoveredAsync(IReadOnlyList<DiscoveredPrinter> printers)
{
var apiKey = _configuration.ApiKey;
var request = new DiscoveredPrintersRequest
{
Printers = printers.Select(p => new DiscoveredPrinterDto
{
PrinterId = p.IPAddress,
Name = p.IPAddress,
Address = p.IPAddress,
Model = p.ModelName,
IsMain = false
}).ToList()
};
using var requestMessage = new HttpRequestMessage(HttpMethod.Post, "https://api.dev.gastrojames.ch/api/printerServer/discovered-printers");
requestMessage.Headers.Add("X-Printer-Server-Key", apiKey);
requestMessage.Content = JsonContent.Create(request);
var response = await _httpClient.SendAsync(requestMessage);
response.EnsureSuccessStatusCode();
}
private class DiscoveredPrintersRequest
{
public List<DiscoveredPrinterDto> Printers { get; set; } = new();
}
private class DiscoveredPrinterDto
{
public string PrinterId { get; set; } = "";
public string Name { get; set; } = "";
public string Address { get; set; } = "";
public string Model { get; set; } = "";
public bool IsMain { get; set; }
}
}

17
Inspectron.Epson/PrintServer/JobSources/SignalRPrintJobSource.cs
View File

@@ -20,7 +20,7 @@ public class SignalRPrintJobSource: IPrintJobSource
_logger = logger;
_connection = new HubConnectionBuilder()
.WithUrl("https://api.stage.gastrojames.ch/hubs/internal?access_token=https://api.stage.gastrojames.ch/hubs/internal")
.WithUrl("https://api.dev.gastrojames.ch/hubs/printer-servers")
.WithAutomaticReconnect(new InfiniteRetryPolicy())
.Build();
@@ -92,8 +92,8 @@ public class SignalRPrintJobSource: IPrintJobSource
_logger.LogInformation("Received print job for working area: {PrintJob}", JsonSerializer.Serialize(args));
_printJobChannel.Writer.TryWrite(new PrintJob
{
AreaId = args.WorkingAreaId,
Document = args.Content,
IP = args.PrinterIp,
Document = args,
});
}
@@ -104,8 +104,15 @@ public class SignalRPrintJobSource: IPrintJobSource
public class PrintJobFromSignalR
{
[JsonPropertyName("workingAreaId")]
public string WorkingAreaId { get; set; }
[JsonPropertyName("printerIp")]
public string PrinterIp { get; set; }
[JsonPropertyName("logoUrl")]
public string? LogoUrl { get; set; }
[JsonPropertyName("receiptType")]
public int ReceiptType { get; set; }
[JsonPropertyName("content")]
public string Content { get; set; }
}

8
Inspectron.Epson/PrintServer/PrintLoop.cs
View File

@@ -34,14 +34,8 @@ public class PrintLoop
while (!_cancellationSource!.Token.IsCancellationRequested)
{
var job = await _jobSource.GetNextJobAsync(_cancellationToken);
var assigned = _assignedPrinterRepository.GetAssignedPrinter(job.AreaId);
if (assigned == null)
{
_logger.LogWarning("Received print job for unassigned area {AreaId}, skipping", job.AreaId);
continue;
}
_printServer.SubmitJob(assigned, job);
_printServer.SubmitJob(job.IP, job);
}
}

44
Inspectron.Epson/PrintServer/PrintServices/EpsonPrintService.cs
View File

@@ -1,5 +1,6 @@
using Microsoft.Extensions.Logging;
using System.Reflection;
using Inspectron.Epson.PrintServer.Printers;
namespace Inspectron.Epson.PrintServer.PrintServices;
@@ -7,12 +8,14 @@ public class EpsonPrintService: IPrintService
{
private readonly ILogger _logger;
private readonly IPrinterFactory _printerFactory;
private readonly IWrapperPrinterFactory _wrapperPrinterFactory;
private readonly IPrinterConfigurationSource _printerConfigurationSource;
public EpsonPrintService(ILogger logger, IPrinterFactory printerFactory, IPrinterConfigurationSource printerConfigurationSource)
public EpsonPrintService(ILogger logger, IPrinterFactory printerFactory, IWrapperPrinterFactory wrapperPrinterFactory, IPrinterConfigurationSource printerConfigurationSource)
{
_logger = logger;
_printerFactory = printerFactory;
_wrapperPrinterFactory = wrapperPrinterFactory;
_printerConfigurationSource = printerConfigurationSource;
}
@@ -21,7 +24,7 @@ public class EpsonPrintService: IPrintService
try
{
var configuration = _printerConfigurationSource.GetConfiguration(printerIp);
await using var epsonPrinter = new EpsonPrinter(_logger);
await using var epsonPrinter = _printerFactory.CreatePrinter();
string address;
int port = 9100;
var printerAddress = configuration.Address;
@@ -45,19 +48,46 @@ public class EpsonPrintService: IPrintService
{
throw new InvalidOperationException("Printer is offline or out of paper.");
}
var printerAdapter = _printerFactory.CreatePrinterFromId(printerId.Value, epsonPrinter);
var printerAdapter = _wrapperPrinterFactory.CreatePrinterFromId(printerId.Value, epsonPrinter);
await printerAdapter.InitAsync();
if (configuration.LogoFilename != null)
if (!string.IsNullOrEmpty(job.Document.LogoUrl))
{
await printerAdapter.PrintImageAsync(configuration.LogoFilename);
// Download logo image
var logoFileName = Path.GetFileName(new Uri(job.Document.LogoUrl).LocalPath);
var logoCachePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "logos");
// Ensure logos cache directory exists
if (!Directory.Exists(logoCachePath))
{
Directory.CreateDirectory(logoCachePath);
}
var cachedLogoPath = Path.Combine(logoCachePath, logoFileName);
// Download only if not already cached
if (!File.Exists(cachedLogoPath))
{
using var httpClient = new HttpClient();
httpClient.Timeout = TimeSpan.FromSeconds(10);
var logoData = await httpClient.GetByteArrayAsync(job.Document.LogoUrl);
await File.WriteAllBytesAsync(cachedLogoPath, logoData);
_logger.LogInformation("Downloaded logo {LogoFileName} from {LogoUrl}", logoFileName, job.Document.LogoUrl);
}
else
{
_logger.LogDebug("Using cached logo {LogoFileName}", logoFileName);
}
await printerAdapter.PrintImageAsync(cachedLogoPath);
}
await printerAdapter.SetFontSizeAsync(configuration.FontSize);
await printerAdapter.PrintTextAsync(job.Document);
await printerAdapter.PrintTextAsync(job.Document.Content);
await Task.Delay(200);
status = await epsonPrinter.GetPrinterStatusAsync();
if (!status.IsOnline)

6
Inspectron.Epson/PrintServer/PrintServices/IPrinterFactory.cs
View File

@@ -1,6 +0,0 @@
namespace Inspectron.Epson.PrintServer.PrintServices;
public interface IPrinterFactory
{
IPrinter CreatePrinterFromId(byte printerId, EpsonPrinter epsonPrinter);
}

6
Inspectron.Epson/PrintServer/PrintServices/IWrapperPrinterFactory.cs Normal file
View File

@@ -0,0 +1,6 @@
namespace Inspectron.Epson.PrintServer.PrintServices;
public interface IWrapperPrinterFactory
{
IPrinter CreatePrinterFromId(byte printerId, IEpsonPrinter epsonPrinter);
}

18
Inspectron.Epson/PrintServer/Printers/EpsonPrinterFactory.cs Normal file
View File

@@ -0,0 +1,18 @@
using Microsoft.Extensions.Logging;
namespace Inspectron.Epson.PrintServer.Printers;
public class EpsonPrinterFactory:IPrinterFactory
{
private readonly ILogger _logger;
public EpsonPrinterFactory(ILogger logger)
{
_logger = logger;
}
public IEpsonPrinter CreatePrinter()
{
return new EpsonPrinter(_logger);
}
}

12
Inspectron.Epson/PrintServer/Printers/HtmlPrinterFactory.cs Normal file
View File

@@ -0,0 +1,12 @@
using Microsoft.Extensions.Logging;
namespace Inspectron.Epson.PrintServer.Printers;
public class HtmlPrinterFactory(string filename,int paperWidth=384, byte type=0x1, ILogger logger=null) : IPrinterFactory
{
public IEpsonPrinter CreatePrinter()
{
return new HtmlPrinter(filename,paperWidth: paperWidth, id:type);
}
}

6
Inspectron.Epson/PrintServer/Printers/IPrinterFactory.cs Normal file
View File

@@ -0,0 +1,6 @@
namespace Inspectron.Epson.PrintServer.Printers;
public interface IPrinterFactory
{
IEpsonPrinter CreatePrinter();
}

4
Inspectron.Epson/PrintServer/Printers/PrinterFactory.cs → Inspectron.Epson/PrintServer/Printers/PrinterWrapperFactory.cs
View File

@@ -2,9 +2,9 @@
namespace Inspectron.Epson.PrintServer.Printers;
public class PrinterFactory:IPrinterFactory
public class PrinterWrapperFactory:IWrapperPrinterFactory
{
public IPrinter CreatePrinterFromId(byte printerId, EpsonPrinter epsonPrinter)
public IPrinter CreatePrinterFromId(byte printerId, IEpsonPrinter epsonPrinter)
{
switch (printerId)
{

4
Inspectron.Epson/PrintServer/Printers/TM-T30IIITranslated.cs
View File

@@ -8,9 +8,9 @@ namespace Inspectron.Epson.PrintServer.Printers;
public class TM_T30IIITranslated:IPrinter
{
private readonly EpsonPrinter _printer;
private readonly IEpsonPrinter _printer;
public TM_T30IIITranslated(EpsonPrinter printer)
public TM_T30IIITranslated(IEpsonPrinter printer)
{
_printer = printer;
}

22
Inspectron.Epson/PrintServer/Printers/TM-U220IITranslated.cs
View File

@@ -1,14 +1,16 @@
using Inspectron.Epson.PrintServer.Printers.Utils;
using Inspectron.Epson.PrintServer.Printers.Utils.KitchenReceipt;
using Inspectron.Epson.PrintServer.PrintServices;
using System.Reflection;
using System.Text.Json;
namespace Inspectron.Epson.PrintServer.Printers;
public class TM_U220IITranslated:IPrinter
{
private readonly EpsonPrinter _printer;
private readonly IEpsonPrinter _printer;
public TM_U220IITranslated(EpsonPrinter printer)
public TM_U220IITranslated(IEpsonPrinter printer)
{
_printer = printer;
}
@@ -34,11 +36,10 @@ public class TM_U220IITranslated:IPrinter
public async Task PrintTextAsync(string text)
{
ReceiptTranslator translator = new ReceiptTranslator();
var ast = translator.ParseReceipt(text);
KitchenReceiptPrinter printer = new KitchenReceiptPrinter(lineWidth:33,21);
var commands = printer.ConvertToCommands((TranslatedKitchenReceipt)ast);
foreach (KitchenPrintCommand command in commands)
var deserializedReceipt = JsonSerializer.Deserialize<KitchenReceipt>(text);
KitchenReceiptConverter translator = new KitchenReceiptConverter(bigLineWidth: 20, lineWidth: 33);
var commands = translator.ConvertToPrintCommands(deserializedReceipt);
foreach (var command in commands)
{
await _printer.SetBiggerFontTM220(command.IsBig);
await Task.Delay(200);
@@ -49,12 +50,7 @@ public class TM_U220IITranslated:IPrinter
await _printer.PrintTextAsync(command.Text + "\n");
await Task.Delay(200);
}
//await _printer.PrintTextAsync(text);
//var lines = text.Split('\n').Length;
//for (int i = 0; i < lines; i++)
//{
// await Task.Delay(200);
//}
await _printer.FeedLinesAsync(10);
await Task.Delay(1000);
}

20
Inspectron.Epson/PrintServer/Printers/Utils/FinalReceipt/Models.cs
View File

@@ -24,6 +24,7 @@ public class FinalReceipt
public string ThankYouMessage { get; set; }
public string GoodbyeMessageLine1 { get; set; }
public string GoodbyeMessageLine2 { get; set; }
public PaymentTerminalReceipt TerminalReceipt { get; set; }
}
public class ReceiptItem
@@ -44,3 +45,22 @@ public class TaxInfo
public decimal TaxAmount { get; set; }
public string Currency { get; set; }
}
public class PaymentTerminalReceipt
{
public string ReceiptType { get; set; } // e.g., "*** Kundenbeleg ***"
public string BookingType { get; set; } // e.g., "Buchung"
public string PaymentSystem { get; set; } // e.g., "TWINT"
public string TransactionNumber { get; set; }
public DateTime TransactionDateTime { get; set; }
public string TerminalId { get; set; }
public string AID { get; set; }
public string TransactionSeqCount { get; set; }
public string TransactionRefNo { get; set; }
public string AuthCode { get; set; }
public string AcquirerId { get; set; }
public decimal EftAmount { get; set; }
public decimal TipAmount { get; set; }
public decimal TotalEftAmount { get; set; }
public string Currency { get; set; }
}

30
Inspectron.Epson/PrintServer/Printers/Utils/FinalReceipt/ReceiptConverter.cs
View File

@@ -83,9 +83,6 @@ public class ReceiptConverter
commands.Add(new PrintCommand(""));
// Footer info
//commands.Add(new PrintCommand(Center($"Bedient von: {finalReceipt.WaiterName}", false)));
//commands.Add(new PrintCommand(Center($"Terminal: {finalReceipt.Terminal}", false)));
//commands.Add(new PrintCommand(Center($"Tisch: {finalReceipt.TableNumber}", false)));
commands.Add(new PrintCommand($"Bedient von:".PadLeft(_lineWidth / 2) + $" {finalReceipt.WaiterName}"));
commands.Add(new PrintCommand($"Terminal:".PadLeft(_lineWidth / 2) + $" {finalReceipt.Terminal}"));
commands.Add(new PrintCommand($"Tisch:".PadLeft(_lineWidth / 2)+$" {finalReceipt.TableNumber}"));
@@ -94,6 +91,33 @@ public class ReceiptConverter
// VAT number
commands.Add(new PrintCommand(Center(finalReceipt.VatNumber, false)));
commands.Add(new PrintCommand(""));
// Payment Terminal Receipt
if (finalReceipt.TerminalReceipt != null)
{
var terminal = finalReceipt.TerminalReceipt;
commands.Add(new PrintCommand(Center(terminal.ReceiptType, false)));
commands.Add(new PrintCommand(Center(terminal.BookingType, false)));
commands.Add(new PrintCommand(Center(terminal.PaymentSystem, false)));
commands.Add(new PrintCommand(terminal.TransactionNumber));
commands.Add(new PrintCommand($"{terminal.TransactionDateTime:dd.MM.yyyy}".PadRight(_lineWidth/2) + $"{terminal.TransactionDateTime:HH:mm:ss}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"Trm-Id:".PadRight(_lineWidth/2) + $"{terminal.TerminalId}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"AID:".PadRight(_lineWidth/2) + $"{terminal.AID}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"Trx. Seq-Cnt:".PadRight(_lineWidth/2) + $"{terminal.TransactionSeqCount}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"Trx. Ref-No:".PadRight(_lineWidth/2) + $"{terminal.TransactionRefNo}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"Auth. Code:".PadRight(_lineWidth/2) + $"{terminal.AuthCode}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"Acq-Id:".PadRight(_lineWidth/2) + $"{terminal.AcquirerId}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"EFT {terminal.Currency}:".PadRight(_lineWidth/2) + $"{terminal.EftAmount:F2}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"Trinkgeld {terminal.Currency}:".PadRight(_lineWidth/2) + $"{terminal.TipAmount:F2}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand($"Total-EFT {terminal.Currency}:".PadRight(_lineWidth/2) + $"{terminal.TotalEftAmount:F2}".PadLeft(_lineWidth/2)));
commands.Add(new PrintCommand(new string('-', _lineWidth)));
commands.Add(new PrintCommand(""));
}
// Thank you message
commands.Add(new PrintCommand(Center(finalReceipt.ThankYouMessage, false)));

6
Inspectron.Epson/PrintServer/Printers/Utils/KitchenReceipt/Models.cs
View File

@@ -40,15 +40,11 @@
public List<Dish> Dishes { get; set; } = new List<Dish>();
/// <summary>
/// Additional items or notes (e.g., "Amuse Bouche")
/// </summary>
public List<string> AdditionalInfo { get; set; }
public KitchenReceipt()
{
Gangs = new List<Gang>();
AdditionalInfo = new List<string>();
}
}

27
Inspectron.Epson/PrintServer/Printers/Utils/OrderItems/Models.cs Normal file
View File

@@ -0,0 +1,27 @@
namespace Inspectron.Epson.PrintServer.Printers.Utils.OrderItems;
public class OrderItemsReceipt
{
public string OrderNumber { get; set; }
public string QRInfo { get; set; }
public DateTime DateTime { get; set; }
public string ClientNotes { get; set; }
public List<OrderItem> Items { get; set; } = new List<OrderItem>();
}
public class OrderItem
{
public int Number { get; set; }
public string Name { get; set; }
public int Quantity { get; set; }
public string Size { get; set; }
public List<string> SubItems { get; set; } = new List<string>();
public ItemModifications Modifications { get; set; }
public string Comment { get; set; }
}
public class ItemModifications
{
public List<string> Removed { get; set; } = new List<string>();
public List<string> Added { get; set; } = new List<string>();
}

183
Inspectron.Epson/PrintServer/Printers/Utils/OrderItems/ReceiptConverter.cs Normal file
View File

@@ -0,0 +1,183 @@
namespace Inspectron.Epson.PrintServer.Printers.Utils.OrderItems;
public class ReceiptConverter
{
private readonly int _lineWidth;
private readonly int _bigFontLineWidth;
public ReceiptConverter(int lineWidth = 42, int bigFontLineWidth = 21)
{
_lineWidth = lineWidth;
_bigFontLineWidth = bigFontLineWidth;
}
public List<PrintCommand> ConvertToPrintCommands(OrderItemsReceipt receipt)
{
var commands = new List<PrintCommand>();
// Header box
AddHeaderBox(commands, receipt);
// Client Notes
if (!string.IsNullOrEmpty(receipt.ClientNotes))
{
commands.Add(new PrintCommand($"|Client Notes: {receipt.ClientNotes}"));
}
// Separator line
commands.Add(new PrintCommand(new string('-', _lineWidth)));
// Items
foreach (var item in receipt.Items)
{
commands.Add(new PrintCommand(""));
AddOrderItem(commands, item);
}
return commands;
}
private void AddHeaderBox(List<PrintCommand> commands, OrderItemsReceipt receipt)
{
// Column widths (fixed proportions)
int col1Width = 8; // Order column
int col3Width = 12; // Date/Time column
int col2Width = _lineWidth - col1Width - col3Width - 4; // QR column (4 for borders |)
// Prepare column content with labels on first line, values on subsequent lines
var col1Lines = new List<string> { "Order:" };
col1Lines.AddRange(WrapText($"#{receipt.OrderNumber}", col1Width));
var col2Lines = new List<string> { "QR:" };
col2Lines.AddRange(WrapText(receipt.QRInfo, col2Width));
var col3Lines = new List<string>
{
$"{receipt.DateTime:dd.MM.yyyy}",
$"{receipt.DateTime:HH:mm:ss}"
};
// Determine max rows needed
int maxRows = Math.Max(Math.Max(col1Lines.Count, col2Lines.Count), col3Lines.Count);
// Pad columns to have equal rows
while (col1Lines.Count < maxRows) col1Lines.Add("");
while (col2Lines.Count < maxRows) col2Lines.Add("");
while (col3Lines.Count < maxRows) col3Lines.Add("");
// Top border
commands.Add(new PrintCommand("+" + new string('-', col1Width) + "+" + new string('-', col2Width) + "+" + new string('-', col3Width) + "+"));
// Content rows
for (int i = 0; i < maxRows; i++)
{
string row = "|" +
CenterInWidth(col1Lines[i], col1Width) + "|" +
CenterInWidth(col2Lines[i], col2Width) + "|" +
CenterInWidth(col3Lines[i], col3Width) + "|";
commands.Add(new PrintCommand(row, isBold: i == 0));
}
// Bottom border
commands.Add(new PrintCommand("+" + new string('-', col1Width) + "+" + new string('-', col2Width) + "+" + new string('-', col3Width) + "+"));
}
private List<string> WrapText(string text, int maxWidth)
{
var lines = new List<string>();
if (string.IsNullOrEmpty(text))
{
lines.Add("");
return lines;
}
// Trim to fit within column
while (text.Length > 0)
{
if (text.Length <= maxWidth)
{
lines.Add(text);
break;
}
// Find a good break point (prefer space)
int breakPoint = text.LastIndexOf(' ', Math.Min(maxWidth, text.Length - 1));
if (breakPoint <= 0 || breakPoint > maxWidth)
{
breakPoint = maxWidth;
}
lines.Add(text.Substring(0, breakPoint).TrimEnd());
text = text.Substring(breakPoint).TrimStart();
}
return lines;
}
private void AddOrderItem(List<PrintCommand> commands, OrderItem item)
{
// Main item line: "1 Item Name x1" or "3 Item Name Size: L x2"
string numberPart = $"{item.Number}";
string namePart = item.Name;
string quantityPart = $"x{item.Quantity}";
string sizePart = "";
if (!string.IsNullOrEmpty(item.Size))
{
sizePart = $"Size: {item.Size} ";
}
string rightPart = sizePart + quantityPart;
int spacesNeeded = _lineWidth - numberPart.Length - 1 - namePart.Length - rightPart.Length;
if (spacesNeeded < 1) spacesNeeded = 1;
string mainLine = numberPart + " " + namePart + new string(' ', spacesNeeded) + rightPart;
commands.Add(new PrintCommand(mainLine));
// Sub-items
foreach (var subItem in item.SubItems)
{
commands.Add(new PrintCommand($" - {subItem}"));
}
// Modifications
if (item.Modifications != null && (item.Modifications.Removed.Any() || item.Modifications.Added.Any()))
{
commands.Add(new PrintCommand(" Change of"));
commands.Add(new PrintCommand(" Ingredients:"));
foreach (var removed in item.Modifications.Removed)
{
commands.Add(new PrintCommand($" - {removed}"));
}
foreach (var added in item.Modifications.Added)
{
commands.Add(new PrintCommand($" + {added}"));
}
}
// Comment
if (!string.IsNullOrEmpty(item.Comment))
{
commands.Add(new PrintCommand($" Comment: {item.Comment}"));
}
}
private string CenterInWidth(string text, int width)
{
if (string.IsNullOrEmpty(text))
return new string(' ', width);
if (text.Length >= width)
return text.Substring(0, width);
int totalPadding = width - text.Length;
int leftPadding = totalPadding / 2;
int rightPadding = totalPadding - leftPadding;
return new string(' ', leftPadding) + text + new string(' ', rightPadding);
}
}

10
Inspectron.Epson/Queue/PrintJob.cs
View File

@@ -1,13 +1,15 @@
public class PrintJob
using static Inspectron.Epson.PrintServer.JobSources.SignalRPrintJobSource;
public class PrintJob
{
public string AreaId { get; set; }
public string Document { get; set; }
// todo: change to ip address
public string IP { get; set; }
public PrintJobFromSignalR Document { get; set; }
public DateTime QueuedAt { get; set; }
public int RetryCount { get; set; }
public PrintJob()
{
AreaId = Guid.NewGuid().ToString();
QueuedAt = DateTime.UtcNow;
RetryCount = 0;
}

12
Inspectron.Epson/Queue/PrinterQueue.cs
View File

@@ -34,7 +34,7 @@ public class PrinterQueue
{
_queue.Enqueue(job);
_signal.Release(); // Signal that there's work to do
_logger.LogInformation("Job {JobId} queued for printer {PrinterId}. Queue length: {QueueLength}", job.AreaId, PrinterIp, QueueLength);
_logger.LogInformation("Job queued for printer {PrinterId}. Queue length: {QueueLength}", PrinterIp, QueueLength);
}
public void Start()
@@ -50,7 +50,7 @@ public class PrinterQueue
{
_priorityQueue.Push(job);
_signal.Release();
_logger.LogInformation("Job {JobId} priority queued for printer {PrinterId}. Queue length: {QueueLength}", job.AreaId, PrinterIp, QueueLength);
_logger.LogInformation("Job priority queued for printer {PrinterId}. Queue length: {QueueLength}", PrinterIp, QueueLength);
}
private async Task ProcessQueueAsync(CancellationToken cancellationToken)
{
@@ -68,7 +68,7 @@ public class PrinterQueue
if (job!=null)
{
_logger.LogInformation("Processing job {JobId} on printer {PrinterId}", job.AreaId, PrinterIp);
_logger.LogInformation("Processing job on printer {PrinterId}", PrinterIp);
try
{
@@ -79,18 +79,18 @@ public class PrinterQueue
{
// Re-queue with retry logic
job.RetryCount++;
_logger.LogWarning("Job {JobId} failed, retrying ({RetryCount}/3)", job.AreaId, job.RetryCount);
_logger.LogWarning("Job failed, retrying ({RetryCount}/3)", job.RetryCount);
await Task.Delay(5000, cancellationToken); // Wait before retry
EnqueuePriority(job);
}
else
{
_logger.LogInformation("Job {JobId} completed successfully on printer {PrinterId}", job.AreaId, PrinterIp);
_logger.LogInformation("Job completed successfully on printer {PrinterId}", PrinterIp);
}
}
catch (Exception ex)
{
_logger.LogError(ex, "Error processing job {JobId}", job.AreaId);
_logger.LogError(ex, "Error processing job");
// Handle exception (retry, log, etc.)
}
}

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