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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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44
Inspectron.Epson/PrintServer/PrintServices/EpsonPrintService.cs
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@@ -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)