1 files changed, 122 insertions, 0 deletions
diff --git a/modules/mono/editor/GodotTools/GodotTools.ProjectEditor/DotNetSolution.cs b/modules/mono/editor/GodotTools/GodotTools.ProjectEditor/DotNetSolution.cs
new file mode 100644
index 0000000000..76cb249acf
--- /dev/null
+++ b/modules/mono/editor/GodotTools/GodotTools.ProjectEditor/DotNetSolution.cs
@@ -0,0 +1,122 @@
+using GodotTools.Core;
+using System.Collections.Generic;
+using System.IO;
+
+namespace GodotTools.ProjectEditor
+{
+    public class DotNetSolution
+    {
+        private string directoryPath;
+        private readonly Dictionary<string, ProjectInfo> projects = new Dictionary<string, ProjectInfo>();
+
+        public string Name { get; }
+
+        public string DirectoryPath
+        {
+            get => directoryPath;
+            set => directoryPath = value.IsAbsolutePath() ? value : Path.GetFullPath(value);
+        }
+
+        public class ProjectInfo
+        {
+            public string Guid;
+            public string PathRelativeToSolution;
+            public List<string> Configs = new List<string>();
+        }
+
+        public void AddNewProject(string name, ProjectInfo projectInfo)
+        {
+            projects[name] = projectInfo;
+        }
+
+        public bool HasProject(string name)
+        {
+            return projects.ContainsKey(name);
+        }
+
+        public ProjectInfo GetProjectInfo(string name)
+        {
+            return projects[name];
+        }
+
+        public bool RemoveProject(string name)
+        {
+            return projects.Remove(name);
+        }
+
+        public void Save()
+        {
+            if (!Directory.Exists(DirectoryPath))
+                throw new FileNotFoundException("The solution directory does not exist.");
+
+            string projectsDecl = string.Empty;
+            string slnPlatformsCfg = string.Empty;
+            string projPlatformsCfg = string.Empty;
+
+            bool isFirstProject = true;
+
+            foreach (var pair in projects)
+            {
+                string name = pair.Key;
+                ProjectInfo projectInfo = pair.Value;
+
+                if (!isFirstProject)
+                    projectsDecl += "\n";
+
+                projectsDecl += string.Format(ProjectDeclaration,
+                    name, projectInfo.PathRelativeToSolution.Replace("/", "\\"), projectInfo.Guid);
+
+                for (int i = 0; i < projectInfo.Configs.Count; i++)
+                {
+                    string config = projectInfo.Configs[i];
+
+                    if (i != 0 || !isFirstProject)
+                    {
+                        slnPlatformsCfg += "\n";
+                        projPlatformsCfg += "\n";
+                    }
+
+                    slnPlatformsCfg += string.Format(SolutionPlatformsConfig, config);
+                    projPlatformsCfg += string.Format(ProjectPlatformsConfig, projectInfo.Guid, config);
+                }
+
+                isFirstProject = false;
+            }
+
+            string solutionPath = Path.Combine(DirectoryPath, Name + ".sln");
+            string content = string.Format(SolutionTemplate, projectsDecl, slnPlatformsCfg, projPlatformsCfg);
+
+            File.WriteAllText(solutionPath, content);
+        }
+
+        public DotNetSolution(string name)
+        {
+            Name = name;
+        }
+
+        const string SolutionTemplate =
+@"Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 2012
+{0}
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+{1}
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+{2}
+	EndGlobalSection
+EndGlobal
+";
+
+        const string ProjectDeclaration =
+@"Project(""{{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}}"") = ""{0}"", ""{1}"", ""{{{2}}}""
+EndProject";
+
+        const string SolutionPlatformsConfig =
+@"	{0}|Any CPU = {0}|Any CPU";
+
+        const string ProjectPlatformsConfig =
+@"		{{{0}}}.{1}|Any CPU.ActiveCfg = {1}|Any CPU
+		{{{0}}}.{1}|Any CPU.Build.0 = {1}|Any CPU";
+    }
+}