From 8829226cd5859876019fbf658e3778e592e876da Mon Sep 17 00:00:00 2001 From: Djeeberjr Date: Thu, 17 Feb 2022 16:45:42 +0100 Subject: [PATCH] initial commit --- .gitignore | 398 +++++++++++++++++++++++++++++ .vscode/launch.json | 30 +++ .vscode/tasks.json | 41 +++ Controllers/PrinterController.cs | 64 +++++ Instructions/BarcodeInstruction.cs | 52 ++++ Instructions/BaseInstruction.cs | 9 + Instructions/PrintInstruction.cs | 30 +++ PrinterService.cs | 36 +++ Program.cs | 26 ++ appsettings.Development.json | 8 + appsettings.json | 9 + printerApi.csproj | 14 + 12 files changed, 717 insertions(+) create mode 100644 .gitignore create mode 100644 .vscode/launch.json create mode 100644 .vscode/tasks.json create mode 100644 Controllers/PrinterController.cs create mode 100644 Instructions/BarcodeInstruction.cs create mode 100644 Instructions/BaseInstruction.cs create mode 100644 Instructions/PrintInstruction.cs create mode 100644 PrinterService.cs create mode 100644 Program.cs create mode 100644 appsettings.Development.json create mode 100644 appsettings.json create mode 100644 printerApi.csproj diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..8a30d25 --- /dev/null +++ b/.gitignore @@ -0,0 +1,398 @@ +## Ignore Visual Studio temporary files, build results, and +## files generated by popular Visual Studio add-ons. +## +## Get latest from https://github.com/github/gitignore/blob/main/VisualStudio.gitignore + +# User-specific files +*.rsuser +*.suo +*.user +*.userosscache +*.sln.docstates + +# User-specific files (MonoDevelop/Xamarin Studio) +*.userprefs + +# Mono auto generated files +mono_crash.* + +# Build results +[Dd]ebug/ +[Dd]ebugPublic/ +[Rr]elease/ +[Rr]eleases/ +x64/ +x86/ +[Ww][Ii][Nn]32/ +[Aa][Rr][Mm]/ +[Aa][Rr][Mm]64/ +bld/ +[Bb]in/ +[Oo]bj/ +[Ll]og/ +[Ll]ogs/ + +# Visual Studio 2015/2017 cache/options directory +.vs/ +# Uncomment if you have tasks that create the project's static files in wwwroot +#wwwroot/ + +# Visual Studio 2017 auto generated files +Generated\ Files/ + +# MSTest test Results +[Tt]est[Rr]esult*/ +[Bb]uild[Ll]og.* + +# NUnit +*.VisualState.xml +TestResult.xml +nunit-*.xml + +# Build Results of an ATL Project +[Dd]ebugPS/ +[Rr]eleasePS/ +dlldata.c + +# Benchmark Results +BenchmarkDotNet.Artifacts/ + +# .NET Core +project.lock.json +project.fragment.lock.json +artifacts/ + +# ASP.NET Scaffolding +ScaffoldingReadMe.txt + +# StyleCop +StyleCopReport.xml + +# Files built by Visual Studio +*_i.c +*_p.c +*_h.h +*.ilk +*.meta +*.obj +*.iobj +*.pch +*.pdb +*.ipdb +*.pgc +*.pgd +*.rsp +*.sbr +*.tlb +*.tli +*.tlh +*.tmp +*.tmp_proj +*_wpftmp.csproj +*.log +*.tlog +*.vspscc +*.vssscc +.builds +*.pidb +*.svclog +*.scc + +# Chutzpah Test files +_Chutzpah* + +# Visual C++ cache files +ipch/ +*.aps +*.ncb +*.opendb +*.opensdf +*.sdf +*.cachefile +*.VC.db +*.VC.VC.opendb + +# Visual Studio profiler +*.psess +*.vsp +*.vspx +*.sap + +# Visual Studio Trace Files +*.e2e + +# TFS 2012 Local Workspace +$tf/ + +# Guidance Automation Toolkit +*.gpState + +# ReSharper is a .NET coding add-in +_ReSharper*/ +*.[Rr]e[Ss]harper +*.DotSettings.user + +# TeamCity is a build add-in +_TeamCity* + +# DotCover is a Code Coverage Tool +*.dotCover + +# AxoCover is a Code Coverage Tool +.axoCover/* +!.axoCover/settings.json + +# Coverlet is a free, cross platform Code Coverage Tool +coverage*.json +coverage*.xml +coverage*.info + +# Visual Studio code coverage results +*.coverage +*.coveragexml + +# NCrunch +_NCrunch_* +.*crunch*.local.xml +nCrunchTemp_* + +# MightyMoose +*.mm.* +AutoTest.Net/ + +# Web workbench (sass) +.sass-cache/ + +# Installshield output folder +[Ee]xpress/ + +# DocProject is a documentation generator add-in +DocProject/buildhelp/ +DocProject/Help/*.HxT +DocProject/Help/*.HxC +DocProject/Help/*.hhc +DocProject/Help/*.hhk +DocProject/Help/*.hhp +DocProject/Help/Html2 +DocProject/Help/html + +# Click-Once directory +publish/ + +# Publish Web Output +*.[Pp]ublish.xml +*.azurePubxml +# Note: Comment the next line if you want to checkin your web deploy settings, +# but database connection strings (with potential passwords) will be unencrypted +*.pubxml +*.publishproj + +# Microsoft Azure Web App publish settings. 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+using System.Text.Json; +using ESCPOS_NET; +using Microsoft.AspNetCore.Mvc; + +[ApiController] +[Route("/api/printer")] +public class PrinterController : Controller +{ + private readonly PrinterService _printer; + private readonly ILogger _logger; + + public PrinterController(ILogger logger, PrinterService printer) + { + _printer = printer; + _logger = logger; + } + + [Route("name")] + [HttpGet] + public ActionResult GetName() + { + return _printer.GetName(); + } + + [Route("status")] + [HttpGet] + public ActionResult GetStatus() + { + return _printer.GetStatus(); + } + + [Route("print")] + [HttpPost] + public ActionResult Print([FromBody] JsonElement[] body) + { + var instructions = new List(); + foreach (var instruction in body) + { + BaseInstruction? parsedInstruction = null; + + switch (instruction.GetProperty("type").GetString()) + { + case "print": + parsedInstruction = instruction.Deserialize(); + break; + case "barcode": + parsedInstruction = instruction.Deserialize(); + break; + default: + return BadRequest(); + } + + if (parsedInstruction == null) + { + return BadRequest(); + } + + instructions.Add(parsedInstruction); + } + _printer.Print(instructions); + return Ok(); + } +} diff --git a/Instructions/BarcodeInstruction.cs b/Instructions/BarcodeInstruction.cs new file mode 100644 index 0000000..0f85f57 --- /dev/null +++ b/Instructions/BarcodeInstruction.cs @@ -0,0 +1,52 @@ +using System.Runtime.Serialization; +using System.Text.Json.Serialization; +using ESCPOS_NET.Emitters; + +public class BarcodeInstruction : BaseInstruction +{ + + [JsonConverter(typeof(JsonStringEnumConverter))] + public BarcodeType barcodeType { get; set; } = BarcodeType.CODE128; + + [DataMember(IsRequired = true)] + public string? barcode { get; set; } + + [JsonConverter(typeof(JsonStringEnumConverter))] + public BarcodeCode barcodeCode { get; set; } = BarcodeCode.CODE_B; + + [JsonConverter(typeof(JsonStringEnumConverter))] + public BarWidth width { get; set; } = BarWidth.Default; + + public int height { get; set; } = 0; + + public override List GetInstructions() + { + var e = new EPSON(); + var commands = new List(); + + if (width != BarWidth.Default) + { + commands.Add(e.SetBarWidth(width)); + + } + + if (height > 0) + { + commands.Add(e.SetBarcodeHeightInDots(height)); + } + + commands.Add(e.PrintBarcode(barcodeType, barcode, barcodeCode)); + + if (width != BarWidth.Default) + { + commands.Add(e.SetBarWidth(BarWidth.Default)); + } + + if (height > 0) + { + commands.Add(e.SetBarcodeHeightInDots(0)); + } + + return commands; + } +} diff --git a/Instructions/BaseInstruction.cs b/Instructions/BaseInstruction.cs new file mode 100644 index 0000000..d7a5d99 --- /dev/null +++ b/Instructions/BaseInstruction.cs @@ -0,0 +1,9 @@ +using System.Runtime.Serialization; + +public abstract class BaseInstruction +{ + [DataMember(IsRequired = true)] + public string? type { get; set; } + + public abstract List GetInstructions(); +} diff --git a/Instructions/PrintInstruction.cs b/Instructions/PrintInstruction.cs new file mode 100644 index 0000000..679f58f --- /dev/null +++ b/Instructions/PrintInstruction.cs @@ -0,0 +1,30 @@ +using System.Collections.Generic; +using System.ComponentModel; +using System.Runtime.Serialization; +using System.Text.Json.Serialization; +using ESCPOS_NET.Emitters; +using ESCPOS_NET.Utilities; + +public class PrintInstruction : BaseInstruction +{ + [DataMember(IsRequired = true)] + public string? text { get; set; } + + public bool newLine { get; set; } = true; + public override List GetInstructions() + { + var e = new EPSON(); + var commands = new List(); + + if (newLine) + { + commands.Add(e.PrintLine(text)); + } + else + { + commands.Add(e.Print(text)); + } + + return commands; + } +} \ No newline at end of file diff --git a/PrinterService.cs b/PrinterService.cs new file mode 100644 index 0000000..0433992 --- /dev/null +++ b/PrinterService.cs @@ -0,0 +1,36 @@ +using ESCPOS_NET; +using ESCPOS_NET.Emitters; +using ESCPOS_NET.Extensions; +using ESCPOS_NET.Utilities; + +public class PrinterService +{ + private BasePrinter printer; + private EPSON e = new EPSON(); + + public PrinterService(string filePath) + { + printer = new FilePrinter(filePath); + } + + public string GetName() + { + return printer.PrinterName; + } + + public PrinterStatusEventArgs GetStatus() + { + return printer.Status; + } + + public void Print(List instructions) + { + var commands = new List(); + foreach (var instruction in instructions) + { + commands.AddRange(instruction.GetInstructions()); + } + + printer.Write(ByteSplicer.Combine(commands.ToArray())); + } +} diff --git a/Program.cs b/Program.cs new file mode 100644 index 0000000..e44d94f --- /dev/null +++ b/Program.cs @@ -0,0 +1,26 @@ +using Microsoft.AspNetCore.Hosting; + +var builder = WebApplication.CreateBuilder(args); + +builder.WebHost.UseUrls("http://0.0.0.0:5000"); + +builder.Services.AddControllers(); + +builder.Services.AddEndpointsApiExplorer(); +builder.Services.AddSwaggerGen(); +builder.Services.AddSingleton(new PrinterService("/dev/usb/lp0")); + +builder.Logging.ClearProviders(); +builder.Logging.AddConsole(); + +var app = builder.Build(); + +if (app.Environment.IsDevelopment()) +{ + app.UseSwagger(); + app.UseSwaggerUI(); +} + +app.MapControllers(); + +app.Run(); diff --git a/appsettings.Development.json b/appsettings.Development.json new file mode 100644 index 0000000..ff66ba6 --- /dev/null +++ b/appsettings.Development.json @@ -0,0 +1,8 @@ +{ + "Logging": { + "LogLevel": { + "Default": "Information", + "Microsoft.AspNetCore": "Warning" + } + } +} diff --git a/appsettings.json b/appsettings.json new file mode 100644 index 0000000..4d56694 --- /dev/null +++ b/appsettings.json @@ -0,0 +1,9 @@ +{ + "Logging": { + "LogLevel": { + "Default": "Information", + "Microsoft.AspNetCore": "Warning" + } + }, + "AllowedHosts": "*" +} diff --git a/printerApi.csproj b/printerApi.csproj new file mode 100644 index 0000000..8c77e96 --- /dev/null +++ b/printerApi.csproj @@ -0,0 +1,14 @@ + + + + net6.0 + enable + enable + + + + + + + +