From d33c19b3ac6803de4b5c8d475832efef131c1a45 Mon Sep 17 00:00:00 2001
From: Roy Ben Shabat <Roy@twine-s.com>
Date: Wed, 30 Dec 2020 15:11:34 +0000
Subject: Revert "Hope it is fine"

---
 .../Scripting/Tango.Scripting.Basic/Project.cs     | 259 +++++++++++++++++++++
 1 file changed, 259 insertions(+)
 create mode 100644 Software/Visual_Studio/Scripting/Tango.Scripting.Basic/Project.cs

(limited to 'Software/Visual_Studio/Scripting/Tango.Scripting.Basic/Project.cs')

diff --git a/Software/Visual_Studio/Scripting/Tango.Scripting.Basic/Project.cs b/Software/Visual_Studio/Scripting/Tango.Scripting.Basic/Project.cs
new file mode 100644
index 000000000..7500e404f
--- /dev/null
+++ b/Software/Visual_Studio/Scripting/Tango.Scripting.Basic/Project.cs
@@ -0,0 +1,259 @@
+using Microsoft.CodeAnalysis.CSharp.Scripting;
+using Microsoft.CodeAnalysis.Scripting;
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+using Tango.Core;
+using Tango.Core.IO;
+using Tango.Scripting.Core;
+using System.IO;
+using Tango.Core.Helpers;
+
+namespace Tango.Scripting.Basic
+{
+    public class Project<T> : ExtendedObject where T : IContext
+    {
+        private object _compileLock = new object();
+
+        public String ID { get; set; }
+
+        private String _name;
+        public String Name
+        {
+            get { return _name; }
+            set { _name = value; RaisePropertyChangedAuto(); }
+        }
+
+        private String _description;
+        public String Description
+        {
+            get { return _description; }
+            set { _description = value; RaisePropertyChangedAuto(); }
+        }
+
+        private bool _isRunning;
+        [JsonIgnore]
+        public bool IsRunning
+        {
+            get { return _isRunning; }
+            set { _isRunning = value; RaisePropertyChangedAuto(); }
+        }
+
+        private bool _isCompiling;
+        [JsonIgnore]
+        public bool IsCompiling
+        {
+            get { return _isCompiling; }
+            set { _isCompiling = value; RaisePropertyChangedAuto(); }
+        }
+
+        public ApartmentState ApartmentState { get; set; }
+
+        public ObservableCollection<ReferenceAssembly> ReferenceAssemblies { get; set; }
+
+        public ObservableCollection<Script> Scripts { get; set; }
+
+        [JsonIgnore]
+        public ObservableCollection<IScriptSource> AdditionalScripts
+        {
+            get
+            {
+                return Scripts.Where(x => !x.IsEntryPoint).Cast<IScriptSource>().ToObservableCollection();
+            }
+        }
+
+        [JsonIgnore]
+        public List<ScriptBreakPoint> BreakPoints { get; set; }
+
+        public Project()
+        {
+            ID = Guid.NewGuid().ToString();
+
+            ApartmentState = ApartmentState.MTA;
+
+            ReferenceAssemblies = new ObservableCollection<ReferenceAssembly>();
+
+            Scripts = new ObservableCollection<Script>();
+            Scripts.CollectionChanged += (x, e) => { RaisePropertyChanged(nameof(AdditionalScripts)); };
+
+            BreakPoints = new List<ScriptBreakPoint>();
+        }
+
+        public Task<CompilationResult> Compile()
+        {
+            return Task.Factory.StartNew<CompilationResult>(() =>
+            {
+                lock (_compileLock)
+                {
+                    try
+                    {
+                        IsCompiling = true;
+                        var result = new CompilationResult();
+                        var tempFolder = TemporaryManager.CreateFolder(Name + "_" + ID);
+                        result.TemporaryProjectPath = tempFolder;
+
+                        String mainScriptCode = String.Empty;
+
+                        foreach (var script in Scripts)
+                        {
+                            script.LoadCount = 0;
+                            script.LoadCharCount = 0;
+                            String code = script.Code;
+                            String codeFile = Path.Combine(tempFolder, script.Name);
+
+                            String loadingString = String.Empty;
+
+                            foreach (var file in Scripts.Where(x => !x.IsEntryPoint && script != x).Select(x => Path.Combine(tempFolder, x.Name)))
+                            {
+                                loadingString += $"#load \"{file}\"\n";
+                                script.LoadCount++;
+                            }
+
+                            script.LoadCharCount += loadingString.Length;
+
+                            code = loadingString + code;
+
+                            int debugLinesLength = 0;
+
+                            foreach (var breakPoint in BreakPoints.Where(x => x.Script == script).OrderBy(x => x.LineNumber))
+                            {
+                                var debugLine = $"context.BreakPoint(\"{script.Name}\",{breakPoint.LineNumber}";
+
+                                foreach (var symbol in breakPoint.ContextSymbols)
+                                {
+                                    debugLine += $",\"{symbol.Name}\",{symbol.Offset},{symbol.Length},{symbol.Name}";
+                                }
+
+                                debugLine += ");";
+
+                                StringBuilder builder = new StringBuilder(code);
+                                builder.Insert(breakPoint.LineStartOffset + loadingString.Length + debugLinesLength, debugLine);
+                                code = builder.ToString();
+
+                                debugLinesLength += debugLine.Length;
+                            }
+
+                            if (!script.IsEntryPoint)
+                            {
+                                File.WriteAllText(codeFile, code);
+                            }
+                            else
+                            {
+                                code += Environment.NewLine + Environment.NewLine + "new Program().OnExecute(GlobalContext);";
+                                mainScriptCode = code;
+                            }
+                        }
+
+                        var scriptOptions = ScriptOptions.Default.WithReferences(LoadReferenceAssemblies()).WithEmitDebugInformation(true);
+
+                        var s = CSharpScript.Create<object>(mainScriptCode, scriptOptions, typeof(GlobalObject<T>));
+
+                        result.Script = s;
+
+                        var compileResults = s.Compile();
+
+                        GC.Collect();
+
+                        foreach (var error in compileResults.Where(x => x.Severity == Microsoft.CodeAnalysis.DiagnosticSeverity.Error))
+                        {
+                            CompilationError cError = new CompilationError();
+                            cError.File = System.IO.Path.GetFileName(error.Location.SourceTree.FilePath);
+                            if (cError.File == String.Empty)
+                            {
+                                cError.File = Scripts.Single(x => x.IsEntryPoint).Name;
+                            }
+                            Script errorScript = Scripts.Single(x => x.Name == cError.File);
+                            cError.Message = error.GetMessage();
+                            cError.Severity = error.Severity;
+                            cError.Position = error.Location.SourceSpan.Start - (errorScript != null ? errorScript.LoadCharCount : 0);
+                            var line = error.Location.GetMappedLineSpan();
+                            cError.Line = line.StartLinePosition.Line + 1 - (errorScript != null ? errorScript.LoadCount : 0);
+                            cError.Column = line.StartLinePosition.Character + 1;
+                            cError.Length = line.EndLinePosition.Character - line.StartLinePosition.Character;
+                            result.Errors.Add(cError);
+                        }
+
+                        return result;
+                    }
+                    catch (Exception)
+                    {
+                        throw;
+                    }
+                    finally
+                    {
+                        IsCompiling = false;
+                    }
+                }
+            });
+        }
+
+        public async Task<ProjectSession<T>> Run(T context)
+        {
+            IsRunning = true;
+            var result = await Compile();
+
+            if (result.Errors.Count > 0)
+            {
+                throw new InvalidOperationException($"Cannot run project with the following compilation errors:\n{String.Join(Environment.NewLine, result.Errors.Select(x => x.Message))}");
+            }
+
+            Thread scriptThread = null;
+            ProjectSession<T> session = null;
+
+            session = new ProjectSession<T>(this, () =>
+            {
+                scriptThread.Abort();
+            });
+
+            scriptThread = new Thread(() =>
+            {
+                try
+                {
+                    var runResult = result.Script.RunAsync(globals: new GlobalObject<T>() { GlobalContext = context }).Result;
+                    IsRunning = false;
+                    session.Completed(runResult.ReturnValue);
+                }
+                catch (ThreadAbortException)
+                {
+
+                }
+                catch (Exception ex)
+                {
+                    session.Failed(ex.InnerException);
+                }
+                finally
+                {
+                    BreakPoints.Clear();
+                    GC.Collect();
+                    IsRunning = false;
+                }
+            });
+
+            scriptThread.SetApartmentState(ApartmentState);
+            scriptThread.IsBackground = true;
+            scriptThread.Start();
+
+            return session;
+        }
+
+        public List<Assembly> LoadReferenceAssemblies()
+        {
+            List<Assembly> loadedAssemblies = new List<Assembly>();
+
+            foreach (var asm in ReferenceAssemblies)
+            {
+                loadedAssemblies.Add(asm.Load());
+            }
+
+            return loadedAssemblies;
+        }
+    }
+}
-- 
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