Scripting - Core implementation (#629)

Scripting - Added plugin classes
Layers - Fix certain blend modes not working as intended
UI - Add customizable header per page
Profile editor - Hide the regular header
Profile editor - Added a new toolbar

src/Artemis.Core/Plugins/ScriptingProviders/ScriptConfiguration.cs

@@ -0,0 +1,86 @@
+using Artemis.Storage.Entities.General;
+
+namespace Artemis.Core.ScriptingProviders
+{
+    /// <summary>
+    ///     Represents the configuration of a script
+    /// </summary>
+    public class ScriptConfiguration : CorePropertyChanged, IStorageModel
+    {
+        private string _scriptingProviderId;
+        private string _name;
+        private string? _scriptContent;
+
+        /// <summary>
+        ///     Creates a new instance of the <see cref="ScriptConfiguration" /> class
+        /// </summary>
+        public ScriptConfiguration(ScriptingProvider provider, string name)
+        {
+            ScriptingProviderId = provider.Id;
+            Name = name;
+            Entity = new ScriptConfigurationEntity();
+        }
+
+        internal ScriptConfiguration(ScriptConfigurationEntity entity)
+        {
+            ScriptingProviderId = null!;
+            Name = null!;
+            Entity = entity;
+
+            Load();
+        }
+
+        /// <summary>
+        ///     Gets or sets the ID of the scripting provider
+        /// </summary>
+        public string ScriptingProviderId
+        {
+            get => _scriptingProviderId;
+            set => SetAndNotify(ref _scriptingProviderId, value);
+        }
+
+        /// <summary>
+        ///     Gets or sets the name of the script
+        /// </summary>
+        public string Name
+        {
+            get => _name;
+            set => SetAndNotify(ref _name, value);
+        }
+
+        /// <summary>
+        ///     Gets or sets the script's content
+        /// </summary>
+        public string? ScriptContent
+        {
+            get => _scriptContent;
+            set => SetAndNotify(ref _scriptContent, value);
+        }
+
+        /// <summary>
+        ///     If active, gets the script
+        /// </summary>
+        public Script? Script { get; internal set; }
+
+        internal ScriptConfigurationEntity Entity { get; }
+
+        #region Implementation of IStorageModel
+
+        /// <inheritdoc />
+        public void Load()
+        {
+            ScriptingProviderId = Entity.ScriptingProviderId;
+            ScriptContent = Entity.ScriptContent;
+            Name = Entity.Name;
+        }
+
+        /// <inheritdoc />
+        public void Save()
+        {
+            Entity.ScriptingProviderId = ScriptingProviderId;
+            Entity.ScriptContent = ScriptContent;
+        }
+
+        #endregion
+    }
+}