improved dropdown component and fixed some bugs with it

app/MindWork AI Studio/Assistants/Dynamic/AssistantDynamic.razor

@@ -91,9 +91,18 @@
                                               @bind-Value="@this.dropdownFields[assistantDropdown.Name]"
                                               Default="@assistantDropdown.Default"
                                               Label="@assistantDropdown.Label"
-                                              Icon="@Icons.Material.Filled.Translate"
+                                              HelperText="@assistantDropdown.HelperText"
+                                              OpenIcon="@AssistantComponentPropHelper.GetIconSvg(assistantDropdown.OpenIcon)"
+                                              CloseIcon="@AssistantComponentPropHelper.GetIconSvg(assistantDropdown.CloseIcon)"
+                                              IconColor="@AssistantComponentPropHelper.GetColor(assistantDropdown.IconColor, Color.Default)"
+                                              IconPosition="@AssistantComponentPropHelper.GetAdornment(assistantDropdown.IconPositon, Adornment.End)"
+                                              Variant="@AssistantComponentPropHelper.GetVariant(assistantDropdown.Variant, Variant.Outlined)"
+                                              IsMultiselect="@assistantDropdown.IsMultiselect"
+                                              HasSelectAll="@assistantDropdown.HasSelectAll"
+                                              SelectAllText="@assistantDropdown.SelectAllText"
                                               Class="@assistantDropdown.Class"
-                                              Style="@assistantDropdown.Style" />
+                                              Style="@this.GetOptionalStyle(assistantDropdown.Style)" 
+                    />
                 }
                 break;
             case AssistantComponentType.BUTTON:

app/MindWork AI Studio/Assistants/Dynamic/AssistantDynamic.razor.cs

@@ -288,7 +288,7 @@ public partial class AssistantDynamic : AssistantBaseCore<SettingsDialogDynamic>
                     break;
                 case AssistantComponentType.DROPDOWN:
                     if (component is AssistantDropdown dropdown && !this.dropdownFields.ContainsKey(dropdown.Name))
-                        this.dropdownFields.Add(dropdown.Name, dropdown.Default.Value);
+                        this.dropdownFields.Add(dropdown.Name, dropdown.Default.Display);
                     break;
                 case AssistantComponentType.SWITCH:
                     if (component is AssistantSwitch switchComponent && !this.switchFields.ContainsKey(switchComponent.Name))

app/MindWork AI Studio/Components/DynamicAssistantDropdown.razor

@@ -1,15 +1,21 @@
+@using AIStudio.Tools.PluginSystem.Assistants.DataModel
 <MudStack Row="true" Class='@this.MergeClasses(this.Class, "mb-3")' Style="@this.Style">
     <MudSelect
         T="string"
         Value="@this.Value"
         ValueChanged="@(val => this.OnValueChanged(val))"
         Label="@this.Label"
+        HelperText="@this.HelperText"
         Placeholder="@this.Default.Value"
-        AdornmentIcon="@this.Icon"
-        Adornment="Adornment.Start"
-        Variant="Variant.Outlined"
-        Margin="Margin.Dense"
-        MultiSelection="false"
+        OpenIcon="@this.OpenIcon"
+        CloseIcon="@this.CloseIcon"
+        Adornment="@this.IconPosition"
+        AdornmentColor="@this.IconColor"
+        Variant="@this.Variant"
+        Margin="Margin.Normal"
+        MultiSelection="@this.IsMultiselect"
+        SelectAll="@this.HasSelectAll"
+        SelectAllText="@this.SelectAllText"
         >
         @foreach (var item in Items)
         {

app/MindWork AI Studio/Components/DynamicAssistantDropdown.razor.cs

@@ -18,13 +18,29 @@ namespace AIStudio.Components
         [Parameter] public EventCallback<string> ValueChanged { get; set; }
 
         [Parameter] public string Label { get; set; } = string.Empty;
+        
+        [Parameter] public string HelperText { get; set; } = string.Empty;
 
         [Parameter] public Func<string, string?> ValidateSelection { get; set; } = _ => null;
 
-        [Parameter] public string Icon { get; set; } = Icons.Material.Filled.ArrowDropDown;
+        [Parameter] public string OpenIcon { get; set; } = Icons.Material.Filled.ArrowDropDown;
+        
+        [Parameter] public string CloseIcon { get; set; } = Icons.Material.Filled.ArrowDropUp;
+        
+        [Parameter] public Color IconColor { get; set; } = Color.Default;
+
+        [Parameter] public Adornment IconPosition { get; set; } = Adornment.End;
+        
+        [Parameter] public Variant Variant { get; set; } = Variant.Outlined;
+        
+        [Parameter] public bool IsMultiselect { get; set; }
+        
+        [Parameter] public bool HasSelectAll { get; set; }
+        
+        [Parameter] public string SelectAllText { get; set; } = string.Empty;
 
         [Parameter] public string Class { get; set; } = string.Empty;
-
+        
         [Parameter] public string Style { get; set; } = string.Empty;
 
         private async Task OnValueChanged(string newValue)
@@ -36,17 +52,14 @@ namespace AIStudio.Components
             }
         }
 
-        internal string MergeClasses(string custom, string fallback)
+        private string MergeClasses(string custom, string fallback)
         {
             var trimmedCustom = custom?.Trim() ?? string.Empty;
             var trimmedFallback = fallback?.Trim() ?? string.Empty;
             if (string.IsNullOrEmpty(trimmedCustom))
                 return trimmedFallback;
 
-            if (string.IsNullOrEmpty(trimmedFallback))
-                return trimmedCustom;
-
-            return $"{trimmedCustom} {trimmedFallback}";
+            return string.IsNullOrEmpty(trimmedFallback) ? trimmedCustom : $"{trimmedCustom} {trimmedFallback}";
         }
     }
 }

app/MindWork AI Studio/Plugins/assistants/README.md

@@ -7,6 +7,7 @@ This folder keeps the Lua manifest (`plugin.lua`) that defines a custom assistan
   - [How to Use This Documentation](#how-to-use-this-documentation)
   - [Directory Structure](#directory-structure)
   - [Structure](#structure)
+    - [Minimal Requirements Assistant Table](#example-minimal-requirements-assistant-table)
     - [Supported types (matching the Blazor UI components):](#supported-types-matching-the-blazor-ui-components)
   - [Component References](#component-references)
     - [`TEXT_AREA` reference](#text_area-reference)
@@ -64,6 +65,24 @@ Each assistant plugin lives in its own directory under the assistants plugin roo
 - `UI.Type` is always `"FORM"` and `UI.Children` is a list of component tables.
 - Each component table declares `Type`, an optional `Children` array, and a `Props` table that feeds the component’s parameters.
 
+### Example: Minimal Requirements Assistant Table
+```lua
+ASSISTANT = {
+    ["Title"] = "",
+    ["Description"] = "",
+    ["SystemPrompt"] = "",
+    ["SubmitText"] = "",
+    ["AllowProfiles"] = true,
+    ["UI"] = {
+        ["Type"] = "FORM",
+        ["Children"] = {
+          -- Components
+        }
+    },
+}
+```
+
+
 #### Supported types (matching the Blazor UI components):
 
 - `TEXT_AREA`: user input field based on `MudTextField`; requires `Name`, `Label`, and may include `HelperText`, `HelperTextOnFocus`, `Adornment`, `AdornmentIcon`, `AdornmentText`, `AdornmentColor`, `Counter`, `MaxLength`, `IsImmediate`, `UserPrompt`, `PrefillText`, `IsSingleLine`, `ReadOnly`, `Class`, `Style`.
@@ -692,5 +711,6 @@ LogInfo(dt.day .. "." .. dt.month .. "." .. dt.year)
 
 ## Useful Resources
 - [plugin.lua - Lua Manifest](https://github.com/MindWorkAI/AI-Studio/tree/main/app/MindWork%20AI%20Studio/Plugins/assistants/plugin.lua)
+- [AI Studio Repository](https://github.com/MindWorkAI/AI-Studio/)
 - [Lua 5.2 Reference Manual](https://www.lua.org/manual/5.2/manual.html)
 - [MudBlazor Documentation](https://www.mudblazor.com/docs/overview)

app/MindWork AI Studio/Plugins/assistants/plugin.lua

@@ -70,7 +70,7 @@ ASSISTANT = {
                 ["Props"] = {
                     ["Name"] = "<unique identifier of this component>", -- required
                     ["Label"] = "<heading of your component>", -- required
-                    ["Adornment"] = "<Start|End|None>", --  location of the `AdornmentIcon` OR `AdornmentText`; CASE SENSITIV
+                    ["Adornment"] = "<Start|End|None>", --  location of the `AdornmentIcon` OR `AdornmentText`; CASE SENSITIVE
                     ["AdornmentIcon"] = "Icons.Material.Filled.AppSettingsAlt", -- The Mudblazor icon displayed for the adornment
                     ["AdornmentText"] = "", -- The text displayed for the adornment
                     ["AdornmentColor"] = "<Dark|Error|Info|Inherit|Primary|Secondary|Success|Surface|Tertiary|Transparent|Warning>", -- the color of AdornmentText or AdornmentIcon; CASE SENSITIVE
@@ -90,10 +90,19 @@ ASSISTANT = {
             {
                 ["Type"] = "DROPDOWN", -- required
                 ["Props"] = {
-                    ["Name"] = "<unique identifier of this component>", -- required
-                    ["Label"] = "<heading of your component>", -- required
+                    ["Name"] = "<unique identifier of component>", -- required
+                    ["Label"] = "<heading of component>", -- required
                     ["UserPrompt"] = "<direct input of instructions, questions, or tasks by a user>",
-                    ["ValueType"] = "<data type of item values>", -- required
+                    ["IsMultiselect"] = false,
+                    ["HasSelectAll"] = false,
+                    ["SelectAllText"] = "<label for 'SelectAll'-Button",
+                    ["HelperText"] = "<helping text rendered under the component>",
+                    ["OpenIcon"] = "Icons.Material.Filled.ArrowDropDown",
+                    ["OpenClose"] = "Icons.Material.Filled.ArrowDropUp",
+                    ["IconColor"] = "<Dark|Error|Info|Inherit|Primary|Secondary|Success|Surface|Tertiary|Transparent|Warning>",
+                    ["IconPositon"] = "<Start|End>",
+                    ["Variant"] = "<Text|Filled|Outlined>",
+                    ["ValueType"] = "<string|int|bool>", -- required
                     ["Default"] = { ["Value"] = "<internal data>", ["Display"] = "<user readable representation>" }, -- required
                     ["Items"] = {
                         { ["Value"] = "<internal data>", ["Display"] = "<user readable representation>" },

app/MindWork AI Studio/Tools/PluginSystem/Assistants/DataModel/AssistantComponentPropHelper.cs

@@ -61,6 +61,8 @@ internal static class AssistantComponentPropHelper
     }
     
     public static MudBlazor.Color GetColor(string value, Color fallback) => Enum.TryParse<MudBlazor.Color>(value, out var color) ? color : fallback;
+    public static MudBlazor.Variant GetVariant(string value, Variant fallback) => Enum.TryParse<MudBlazor.Variant>(value, out var variant) ? variant : fallback;
+    public static MudBlazor.Adornment GetAdornment(string value, Adornment fallback) => Enum.TryParse<MudBlazor.Adornment>(value, out var adornment) ? adornment : fallback;
     public static string GetIconSvg(string value) => MudBlazorIconRegistry.TryGetSvg(value, out var svg) ? svg : string.Empty;
     public static Size GetComponentSize(string value, Size fallback) => Enum.TryParse<Size>(value, out var size) ? size : fallback;
     public static Justify? GetJustify(string value) => Enum.TryParse<Justify>(value, out var justify) ? justify : null;

app/MindWork AI Studio/Tools/PluginSystem/Assistants/DataModel/AssistantDropdown.cs

@@ -51,6 +51,60 @@ internal sealed class AssistantDropdown : AssistantComponentBase
             : "string";
         set => this.Props[nameof(this.ValueType)] = value;
     }
+    
+    public bool IsMultiselect
+    {
+        get => AssistantComponentPropHelper.ReadBool(this.Props, nameof(this.IsMultiselect), false);
+        set => AssistantComponentPropHelper.WriteBool(this.Props, nameof(this.IsMultiselect), value);
+    }
+
+    public bool HasSelectAll
+    {
+        get => AssistantComponentPropHelper.ReadBool(this.Props, nameof(this.HasSelectAll), false);
+        set => AssistantComponentPropHelper.WriteBool(this.Props, nameof(this.HasSelectAll), value);
+    }
+
+    public string SelectAllText
+    {
+        get => AssistantComponentPropHelper.ReadString(this.Props, nameof(this.SelectAllText));
+        set => AssistantComponentPropHelper.WriteString(this.Props, nameof(this.SelectAllText), value);
+    }
+
+    public string HelperText
+    {
+        get => AssistantComponentPropHelper.ReadString(this.Props, nameof(this.HelperText));
+        set => AssistantComponentPropHelper.WriteString(this.Props, nameof(this.HelperText), value);
+    }
+    
+    public string OpenIcon
+    {
+        get => AssistantComponentPropHelper.ReadString(this.Props, nameof(this.OpenIcon));
+        set => AssistantComponentPropHelper.WriteString(this.Props, nameof(this.OpenIcon), value);
+    }
+    
+    public string CloseIcon
+    {
+        get => AssistantComponentPropHelper.ReadString(this.Props, nameof(this.CloseIcon));
+        set => AssistantComponentPropHelper.WriteString(this.Props, nameof(this.CloseIcon), value);
+    }
+    
+    public string IconColor
+    {
+        get => AssistantComponentPropHelper.ReadString(this.Props, nameof(this.IconColor));
+        set => AssistantComponentPropHelper.WriteString(this.Props, nameof(this.IconColor), value);
+    }
+    
+    public string IconPositon
+    {
+        get => AssistantComponentPropHelper.ReadString(this.Props, nameof(this.IconPositon));
+        set => AssistantComponentPropHelper.WriteString(this.Props, nameof(this.IconPositon), value);
+    }
+    
+    public string Variant
+    {
+        get => AssistantComponentPropHelper.ReadString(this.Props, nameof(this.Variant));
+        set => AssistantComponentPropHelper.WriteString(this.Props, nameof(this.Variant), value);
+    }
 
     public IEnumerable<object> GetParsedDropdownValues()
     {

app/MindWork AI Studio/Tools/PluginSystem/Assistants/DataModel/AssistantDropdownItem.cs

@@ -1,9 +1,9 @@
 namespace AIStudio.Tools.PluginSystem.Assistants.DataModel;
 
-public class AssistantDropdownItem
+public sealed class AssistantDropdownItem
 {
     public string Value { get; set; } = string.Empty;
     public string Display { get; set; } = string.Empty;
     
-    public static AssistantDropdownItem Default() => new() { Value = string.Empty, Display = string.Empty };
+    public static AssistantDropdownItem Default() => new() { Value = string.Empty, Display = string.Empty};
 }

app/MindWork AI Studio/Tools/PluginSystem/Assistants/DataModel/ComponentPropSpecs.cs

@@ -30,7 +30,10 @@ public static class ComponentPropSpecs
             ),
             [AssistantComponentType.DROPDOWN] = new(
                 required: ["Name", "Label", "Default", "Items"],
-                optional: ["UserPrompt", "Class", "Style"]
+                optional: [
+                    "UserPrompt", "IsMultiselect", "HasSelectAll", "SelectAllText", "HelperText",
+                    "OpenIcon", "CloseIcon", "IconColor", "IconPositon", "Variant", "Class", "Style"
+                ]
             ),
             [AssistantComponentType.PROVIDER_SELECTION] = new(
                 required: ["Name", "Label"],