1 files changed, 168 insertions, 0 deletions
diff --git a/UVtools.Core/Operations/OperationScripting.cs b/UVtools.Core/Operations/OperationScripting.cs
new file mode 100644
index 0000000..ea95c47
--- /dev/null
+++ b/UVtools.Core/Operations/OperationScripting.cs
@@ -0,0 +1,168 @@
+/*
+ *                     GNU AFFERO GENERAL PUBLIC LICENSE
+ *                       Version 3, 19 November 2007
+ *  Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
+ *  Everyone is permitted to copy and distribute verbatim copies
+ *  of this license document, but changing it is not allowed.
+ */
+
+using System;
+using System.IO;
+using System.Xml.Serialization;
+using Microsoft.CodeAnalysis.CSharp.Scripting;
+using Microsoft.CodeAnalysis.Scripting;
+using UVtools.Core.FileFormats;
+using UVtools.Core.Objects;
+using UVtools.Core.Scripting;
+
+namespace UVtools.Core.Operations
+{
+    [Serializable]
+    public sealed class OperationScripting : Operation
+    {
+        #region Members
+
+        public event EventHandler OnScriptReload;
+        private string _filePath;
+        private string _scriptText;
+        private ScriptState _scriptState;
+
+        #endregion
+
+        #region Overrides
+
+        public override bool CanHaveProfiles => false;
+
+        public override string Title => "Scripting";
+
+        public override string Description =>
+            $"Run external scripts to manipulate the loaded file\n" +
+            $"The scripts have wide access to your system and able to do modifications, read/write files, etc. " +
+            $"Make sure to run only the scripts you trust! Or run UVtools in a sandbox while executing this.";
+
+        public override string ConfirmationText =>
+            $"Run script from layers {LayerIndexStart} through {LayerIndexEnd}?";
+
+        public override string ProgressTitle =>
+            $"Scripting from layers {LayerIndexStart} through {LayerIndexEnd}";
+
+        public override string ProgressAction => "Scripted layers";
+
+        public override StringTag Validate(params object[] parameters)
+        {
+            if (!CanExecute)
+            {
+                return new StringTag("Script is not loaded.");
+            }
+
+            var scriptValidation = _scriptState.ContinueWithAsync<string>("return ScriptValidate();").Result;
+            return new StringTag(scriptValidation.ReturnValue);
+        }
+
+        #endregion
+
+        #region Enums
+
+        #endregion
+
+        #region Properties
+
+        public ScriptGlobals ScriptGlobals { get; private set; }
+
+        public string FilePath
+        {
+            get => _filePath;
+            set
+            {
+                if (value is null)
+                {
+                    RaiseAndSetIfChanged(ref _filePath, null);
+                }
+                else
+                {
+                    if (!value.EndsWith(".csx") && !value.EndsWith(".cs")) return;
+                    if (!File.Exists(value)) return;
+                    if (!RaiseAndSetIfChanged(ref _filePath, value)) return;
+                }
+
+                RaisePropertyChanged(nameof(HaveFile));
+            }
+        }
+
+        [XmlIgnore]
+        public string ScriptText
+        {
+            get => _scriptText;
+            set => RaiseAndSetIfChanged(ref _scriptText, value);
+        }
+
+        [XmlIgnore]
+        public bool CanExecute => !string.IsNullOrWhiteSpace(_filePath) && _scriptState is not null;
+
+        [XmlIgnore]
+        public bool HaveFile => !string.IsNullOrWhiteSpace(_filePath);
+
+        /*public override string ToString()
+        {
+            var result = $"[{_infillType}] [Wall: {_wallThickness}px] [B: {_infillBrightness}px] [T: {_infillThickness}px] [S: {_infillSpacing}px]" + LayerRangeString;
+            if (!string.IsNullOrEmpty(ProfileName)) result = $"{ProfileName}: {result}";
+            return result;
+        }*/
+
+
+
+        #endregion
+
+        #region Constructor
+
+        public OperationScripting() { }
+
+        public OperationScripting(FileFormat slicerFile) : base(slicerFile)
+        { }
+
+        #endregion
+
+        #region Equality
+        
+        #endregion
+
+        #region Methods
+
+        public void ReloadScriptFromFile(string filePath = null)
+        {
+            if (!string.IsNullOrWhiteSpace(filePath)) FilePath = filePath;
+            if (string.IsNullOrWhiteSpace(_filePath) || !File.Exists(_filePath)) return;
+            ReloadScriptFromText(File.ReadAllText(_filePath));
+        }
+
+        public void ReloadScriptFromText(string text = null)
+        {
+            if (!string.IsNullOrWhiteSpace(text)) ScriptText = text;
+            if (string.IsNullOrWhiteSpace(_scriptText)) return;
+
+
+            ScriptText = ScriptParser.ParseScriptFromText(_scriptText);
+
+            ScriptGlobals = new ScriptGlobals { SlicerFile = SlicerFile, Operation = this };
+            _scriptState = CSharpScript.RunAsync(_scriptText,
+                ScriptOptions.Default.AddReferences(typeof(About).Assembly).WithAllowUnsafe(true),
+                ScriptGlobals).Result;
+
+            var result = _scriptState.ContinueWithAsync("ScriptInit();").Result;
+
+            RaisePropertyChanged(nameof(CanExecute));
+            OnScriptReload?.Invoke(this, EventArgs.Empty);
+        }
+
+
+
+        protected override bool ExecuteInternally(OperationProgress progress)
+        {
+            ScriptGlobals.Progress = progress;
+            var scriptExecute = _scriptState.ContinueWithAsync<bool>("return ScriptExecute();").Result;
+            return !progress.Token.IsCancellationRequested && scriptExecute.ReturnValue;
+        }
+
+        #endregion
+    }
+}