Making csharpier server official for vs (#1234)

closes #1231
references #1109

Src/CSharpier.VisualStudio/CSharpier.VisualStudio/source.extension.vsixmanifest

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <PackageManifest Version="2.0.0" xmlns="http://schemas.microsoft.com/developer/vsx-schema/2011" xmlns:d="http://schemas.microsoft.com/developer/vsx-schema-design/2011">
     <Metadata>
-        <Identity Id="83d6b6a0-9e25-4034-80f3-38445d8a8837" Version="1.5.2" Language="en-US" Publisher="CSharpier" />
+        <Identity Id="83d6b6a0-9e25-4034-80f3-38445d8a8837" Version="1.7.0" Language="en-US" Publisher="CSharpier" />
         <DisplayName>CSharpier</DisplayName>
         <Description xml:space="preserve">CSharpier is an opinionated code formatter for c#. It uses Roslyn to parse your code and re-prints it using its own rules.</Description>
         <MoreInfo>https://github.com/belav/csharpier</MoreInfo>

Src/CSharpier.VisualStudio/CSharpier.VisualStudio2019/source.extension.vsixmanifest

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <PackageManifest Version="2.0.0" xmlns="http://schemas.microsoft.com/developer/vsx-schema/2011" xmlns:d="http://schemas.microsoft.com/developer/vsx-schema-design/2011">
     <Metadata>
-        <Identity Id="edd8b38c-baa1-46c6-b82e-1da7a0ba597b" Version="1.5.2" Language="en-US" Publisher="CSharpier" />
+        <Identity Id="edd8b38c-baa1-46c6-b82e-1da7a0ba597b" Version="1.7.0" Language="en-US" Publisher="CSharpier" />
         <DisplayName>CSharpier 2019</DisplayName>
         <Description xml:space="preserve">CSharpier is an opinionated code formatter for c#. It uses Roslyn to parse your code and re-prints it using its own rules.</Description>
         <MoreInfo>https://github.com/belav/csharpier</MoreInfo>

Src/CSharpier.VisualStudio/CSharpier.VisualStudioShared/CSharpierOptions.cs

@@ -39,17 +39,11 @@ public class CSharpierOptions
         )]
         public string? CustomPath { get; set; }
 
-        [Category("CSharpier - Developer")]
-        [DisplayName("Use CSharpier Server")]
-        [Description("Use http communication to csharpier - Experimental as of 0.27.2")]
-        public bool UseServer { get; set; }
-
         protected void LoadFrom(CSharpierOptions newInstance)
         {
             this.SolutionRunOnSave = newInstance.SolutionRunOnSave;
             this.GlobalRunOnSave = newInstance.GlobalRunOnSave;
             this.GlobalLogDebugMessages = newInstance.GlobalLogDebugMessages;
-            this.UseServer = newInstance.UseServer;
             this.CustomPath = newInstance.CustomPath;
         }
 
@@ -124,7 +118,6 @@ await LoadOptionsFromFile(
                     newInstance.GlobalRunOnSave = o.RunOnSave;
                     newInstance.GlobalLogDebugMessages = o.LogDebugMessages;
                     newInstance.CustomPath = o.CustomPath;
-                    newInstance.UseServer = o.UseServer;
                 }
             );
 
@@ -179,7 +172,6 @@ await SaveOptions(
                     RunOnSave = this.GlobalRunOnSave,
                     LogDebugMessages = this.GlobalLogDebugMessages,
                     CustomPath = this.CustomPath,
-                    UseServer = this.UseServer
                 }
             );
         }
@@ -214,7 +206,6 @@ private class OptionsDto
             public bool? RunOnSave { get; set; }
             public bool LogDebugMessages { get; set; }
             public string? CustomPath { get; set; }
-            public bool UseServer { get; set; }
         }
     }
 }

Src/CSharpier.VisualStudio/CSharpier.VisualStudioShared/CSharpierProcessPipeMultipleFiles.cs

@@ -2,9 +2,7 @@
 using System.Diagnostics;
 using System.IO;
 using System.Text;
-using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.VisualStudio.Text.Editor.OptionsExtensionMethods;
 using Process = System.Diagnostics.Process;
 
 namespace CSharpier.VisualStudio
@@ -16,10 +14,18 @@ public class CSharpierProcessPipeMultipleFiles : ICSharpierProcess
         private readonly string csharpierPath;
         private StreamWriter standardIn;
 
-        public CSharpierProcessPipeMultipleFiles(string csharpierPath, Logger logger)
+        public string Version { get; }
+        public bool ProcessFailedToStart { get; private set; }
+
+        public CSharpierProcessPipeMultipleFiles(
+            string csharpierPath,
+            string version,
+            Logger logger
+        )
         {
             this.logger = logger;
             this.csharpierPath = csharpierPath;
+            this.Version = version;
 
             this.StartProcess();
 
@@ -29,8 +35,6 @@ public CSharpierProcessPipeMultipleFiles(string csharpierPath, Logger logger)
             this.FormatFile("public class ClassName { }", "Test.cs");
         }
 
-        public bool ProcessFailedToStart { get; set; }
-
         private void StartProcess()
         {
             try

Src/CSharpier.VisualStudio/CSharpier.VisualStudioShared/CSharpierProcessProvider.cs

@@ -217,11 +217,22 @@ private ICSharpierProcess SetupCSharpierProcess(string directory, string version
 
                 var installedVersion = new Version(version);
                 var pipeFilesVersion = new Version("0.12.0");
-                if (CSharpierOptions.Instance.UseServer)
+                var serverVersion = new Version("0.28.0");
+                ICSharpierProcess cSharpierProcess;
+
+                if (installedVersion.CompareTo(serverVersion) >= 0)
+                {
+                    cSharpierProcess = new CSharpierProcessServer(customPath, version, this.logger);
+                }
+                else if (installedVersion.CompareTo(pipeFilesVersion) >= 0)
                 {
-                    return new CSharpierProcessServer(customPath, this.logger);
+                    cSharpierProcess = new CSharpierProcessPipeMultipleFiles(
+                        customPath,
+                        version,
+                        this.logger
+                    );
                 }
-                if (installedVersion.CompareTo(pipeFilesVersion) < 0)
+                else
                 {
                     if (!this.warnedForOldVersion)
                     {
@@ -231,18 +242,19 @@ private ICSharpierProcess SetupCSharpierProcess(string directory, string version
                         this.warnedForOldVersion = true;
                     }
 
-                    return new CSharpierProcessSingleFile(customPath, this.logger);
+                    cSharpierProcess = new CSharpierProcessSingleFile(
+                        customPath,
+                        version,
+                        this.logger
+                    );
                 }
-                var csharpierProcess = new CSharpierProcessPipeMultipleFiles(
-                    customPath,
-                    this.logger
-                );
-                if (csharpierProcess.ProcessFailedToStart)
+
+                if (cSharpierProcess.ProcessFailedToStart)
                 {
                     this.DisplayFailureMessage();
                 }
 
-                return csharpierProcess;
+                return cSharpierProcess;
             }
             catch (Exception ex)
             {

Src/CSharpier.VisualStudio/CSharpier.VisualStudioShared/CSharpierProcessServer.cs

@@ -2,22 +2,27 @@
 using System.Diagnostics;
 using System.IO;
 using System.Net;
+using System.Text;
 using System.Threading.Tasks;
 using CSharpier.VisualStudio;
 using Newtonsoft.Json;
 
-public class CSharpierProcessServer : ICSharpierProcess, IDisposable
+public class CSharpierProcessServer : ICSharpierProcess2, IDisposable
 {
     private readonly string csharpierPath;
     private readonly Logger logger;
     private int port;
     private Process? process;
-    public bool ProcessFailedToStart;
+    public bool ProcessFailedToStart { get; private set; }
 
-    public CSharpierProcessServer(string csharpierPath, Logger logger)
+    public string Version { get; }
+
+    public CSharpierProcessServer(string csharpierPath, string version, Logger logger)
     {
         this.logger = logger;
         this.csharpierPath = csharpierPath;
+        this.Version = version;
+
         this.StartProcess();
 
         this.logger.Debug("Warm CSharpier with initial format");
@@ -79,15 +84,21 @@ private void StartProcess()
     }
 
     public string FormatFile(string content, string filePath)
+    {
+        var parameter = new FormatFileParameter { fileName = filePath, fileContents = content };
+
+        var result = this.formatFile(parameter);
+        return result?.formattedFile ?? string.Empty;
+    }
+
+    public FormatFileResult? formatFile(FormatFileParameter parameter)
     {
         if (this.ProcessFailedToStart)
         {
             this.logger.Warn("CSharpier process failed to start. Formatting cannot occur.");
-            return "";
+            return null;
         }
 
-        var data = new FormatFileDto { fileContents = content, fileName = filePath };
-
         var url = "http://localhost:" + this.port + "/format";
 
         try
@@ -98,46 +109,38 @@ public string FormatFile(string content, string filePath)
 
             using (var streamWriter = new StreamWriter(request.GetRequestStream()))
             {
-                streamWriter.Write(JsonConvert.SerializeObject(data));
+                streamWriter.Write(JsonConvert.SerializeObject(parameter));
             }
 
             var response = (HttpWebResponse)request.GetResponse();
 
             if (response.StatusCode != HttpStatusCode.OK)
             {
+                this.logger.Warn(
+                    "Csharpier server returned non-200 status code of " + response.StatusCode
+                );
                 response.Close();
-                return "";
+                return null;
             }
 
-            using (var streamReader = new StreamReader(response.GetResponseStream()))
+            using (var streamReader = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
             {
                 var result = JsonConvert.DeserializeObject<FormatFileResult>(
                     streamReader.ReadToEnd()
                 );
-                return result.formattedFile ?? "";
+                return result;
             }
         }
         catch (Exception e)
         {
             this.logger.Warn("Failed posting to the csharpier server. " + e);
         }
 
-        return "";
+        return null;
     }
 
     public void Dispose()
     {
-        this.process?.Dispose();
-    }
-
-    private class FormatFileDto
-    {
-        public string fileContents;
-        public string fileName;
-    }
-
-    private class FormatFileResult
-    {
-        public string? formattedFile;
+        this.process?.Kill();
     }
 }

Src/CSharpier.VisualStudio/CSharpier.VisualStudioShared/CSharpierProcessSingleFile.cs

@@ -8,10 +8,14 @@ public class CSharpierProcessSingleFile : ICSharpierProcess
         private readonly string csharpierPath;
         private readonly Logger logger;
 
-        public CSharpierProcessSingleFile(string csharpierPath, Logger logger)
+        public string Version { get; }
+        public bool ProcessFailedToStart => false;
+
+        public CSharpierProcessSingleFile(string csharpierPath, string version, Logger logger)
         {
             this.csharpierPath = csharpierPath;
             this.logger = logger;
+            this.Version = version;
         }
 
         public string FormatFile(string content, string fileName)

Src/CSharpier.VisualStudio/CSharpier.VisualStudioShared/FormattingService.cs

@@ -49,32 +49,79 @@ public void Format(Document document)
             var endPoint = textDocument.EndPoint.CreateEditPoint();
             var text = startPoint.GetText(endPoint);
 
-            this.logger.Info("Formatting started for " + document.FullName + ".");
-            var stopwatch = Stopwatch.StartNew();
+            var csharpierProcess = this.cSharpierProcessProvider.GetProcessFor(document.FullName);
 
-            var newText = this
-                .cSharpierProcessProvider.GetProcessFor(document.FullName)
-                .FormatFile(text, document.FullName);
+            this.logger.Info(
+                "Formatting started for "
+                    + document.FullName
+                    + " using CSharpier "
+                    + csharpierProcess.Version
+            );
+            var stopwatch = Stopwatch.StartNew();
 
-            this.logger.Info("Formatted in " + stopwatch.ElapsedMilliseconds + "ms");
-            if (string.IsNullOrEmpty(newText) || newText.Equals(text))
+            void UpdateText(string formattedText)
             {
-                this.logger.Debug(
-                    "Skipping write because "
-                        + (
-                            string.IsNullOrEmpty(newText)
-                                ? "result is empty"
-                                : "current document equals result"
-                        )
+                startPoint.ReplaceText(
+                    endPoint,
+                    formattedText,
+                    (int)vsEPReplaceTextOptions.vsEPReplaceTextKeepMarkers
                 );
-                return;
             }
 
-            startPoint.ReplaceText(
-                endPoint,
-                newText,
-                (int)vsEPReplaceTextOptions.vsEPReplaceTextKeepMarkers
-            );
+            if (csharpierProcess is ICSharpierProcess2 csharpierProcess2)
+            {
+                var parameter = new FormatFileParameter
+                {
+                    fileContents = text,
+                    fileName = document.FullName
+                };
+                var result = csharpierProcess2.formatFile(parameter);
+
+                this.logger.Info("Formatted in " + stopwatch.ElapsedMilliseconds + "ms");
+
+                if (result == null)
+                {
+                    return;
+                }
+
+                switch (result.status)
+                {
+                    case Status.Formatted:
+                        UpdateText(result.formattedFile);
+                        break;
+                    case Status.Ignored:
+                        this.logger.Info("File is ignored by csharpier cli.");
+                        break;
+                    case Status.Failed:
+                        this.logger.Warn(
+                            "CSharpier cli failed to format the file and returned the following error: "
+                                + result.errorMessage
+                        );
+                        break;
+                }
+            }
+            else
+            {
+                var result = csharpierProcess.FormatFile(text, document.FullName);
+
+                this.logger.Info("Formatted in " + stopwatch.ElapsedMilliseconds + "ms");
+
+                if (string.IsNullOrEmpty(result) || result.Equals(text))
+                {
+                    this.logger.Debug(
+                        "Skipping write because "
+                            + (
+                                string.IsNullOrEmpty(result)
+                                    ? "result is empty"
+                                    : "current document equals result"
+                            )
+                    );
+                }
+                else
+                {
+                    UpdateText(result);
+                }
+            }
         }
 
         public bool ProcessSupportsFormatting(Document document) =>