Improved file attachment handling in assistants & dialogs (#840)

app/MindWork AI Studio/Assistants/Coding/AssistantCoding.razor

@@ -1,19 +1,13 @@
 @attribute [Route(Routes.ASSISTANT_CODING)]
 @inherits AssistantBaseCore<AIStudio.Dialogs.Settings.SettingsDialogCoding>
 
-<MudExpansionPanels Class="mb-3">
-    @for (var contextIndex = 0; contextIndex < this.codingContexts.Count; contextIndex++)
-    {
-        var codingContext = this.codingContexts[contextIndex];
-        var index = contextIndex;
-        <ExpansionPanel HeaderText="@codingContext.Id" HeaderIcon="@Icons.Material.Filled.Code" ShowEndButton="@true" EndButtonColor="Color.Error" EndButtonIcon="@Icons.Material.Filled.Delete" EndButtonTooltip="@T("Delete context")" EndButtonClickAsync="@(() => this.DeleteContext(index))">
-            <CodingContextItem @bind-CodingContext="@codingContext"/>
-        </ExpansionPanel>
-    }
-</MudExpansionPanels>
-<MudButton Variant="Variant.Filled" OnClick="() => this.AddCodingContext()" Class="mb-3">
-    @T("Add context")
-</MudButton>
+<MudText Typo="Typo.h5" Class="mb-1 mt-3">@T("Context")</MudText>
+<MudJustifiedText Typo="Typo.body1" Class="mb-2">
+    @T("You can attach source files as optional context for your coding question.")
+</MudJustifiedText>
+<div class="mb-3">
+    <AttachDocuments Name="Coding Source Files" Layer="@DropLayers.ASSISTANTS" @bind-DocumentPaths="@this.loadedDocumentPaths" CatchAllDocuments="true" UseSmallForm="false" Provider="@this.ProviderSettings"/>
+</div>
 
 <MudStack Row="@false" Class="mb-3">
     <MudTextSwitch Label="@T("Do you want to provide compiler messages?")" @bind-Value="@this.provideCompilerMessages" LabelOn="@T("Yes, provide compiler messages")" LabelOff="@T("No, there are no compiler messages")" />
@@ -24,4 +18,4 @@
 </MudStack>
 
 <MudTextField T="string" @bind-Text="@this.questions" Validation="@this.ValidateQuestions" AdornmentIcon="@Icons.Material.Filled.QuestionMark" Adornment="Adornment.Start" Label="@T("Your question(s)")" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
-<ProviderSelection @bind-ProviderSettings="@this.ProviderSettings" ValidateProvider="@this.ValidatingProvider"/>
+<ProviderSelection @bind-ProviderSettings="@this.ProviderSettings" ValidateProvider="@this.ValidatingProvider"/>

app/MindWork AI Studio/Assistants/Coding/AssistantCoding.razor.cs

@@ -1,5 +1,6 @@
 using System.Text;
 
+using AIStudio.Chat;
 using AIStudio.Dialogs.Settings;
 using AIStudio.Tools.AssistantSessions;
 
@@ -11,7 +12,7 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
     
     protected override string Title => T("Coding Assistant");
     
-    protected override string Description => T("This coding assistant supports you in writing code. Provide some coding context by copying and pasting your code into the input fields. You might assign an ID to your code snippet to easily reference it later. When you have compiler messages, you can paste them into the input fields to get help with debugging as well.");
+    protected override string Description => T("This coding assistant supports you in writing code. Ask your coding question and optionally attach source files as context. When you have compiler messages, you can paste them into the input fields to get help with debugging as well.");
     
     protected override string SystemPrompt => 
         """
@@ -20,6 +21,12 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
         You know object-oriented programming, as well as functional programming and procedural programming. You are also
         familiar with design patterns and can explain them. You are an expert of debugging and can help with compiler
         messages. You can also help with code refactoring and optimization.
+
+        The user may attach source files, project files, configuration files, logs, or other documents as coding context.
+        Treat attached files as source context for the user's question. Use the file paths and file contents provided in
+        the message to reason about the code. Do not invent files or APIs that are not present in the user's question or
+        attached context. If the question conflicts with attached context, prioritize the user's explicit question and
+        explain any relevant mismatch.
         
         When the user asks in a different language than English, you answer in the same language!
         """;
@@ -34,9 +41,58 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
 
     protected override string SendToChatVisibleUserPromptContent => this.questions;
 
+    protected override ChatThread ConvertToChatThread
+    {
+        get
+        {
+            var originalChatThread = this.ChatThread ?? new ChatThread();
+            if (string.IsNullOrWhiteSpace(this.SendToChatVisibleUserPromptText))
+            {
+                return originalChatThread with
+                {
+                    SystemPrompt = SystemPrompts.DEFAULT,
+                };
+            }
+
+            var earliestBlock = originalChatThread.Blocks.MinBy(x => x.Time);
+            var visiblePromptTime = earliestBlock is null
+                ? DateTimeOffset.Now
+                : earliestBlock.Time == DateTimeOffset.MinValue
+                    ? earliestBlock.Time
+                    : earliestBlock.Time.AddTicks(-1);
+
+            var transferredBlocks = originalChatThread.Blocks
+                .Select(block => block.Role is ChatRole.USER
+                    ? this.CloneHiddenUserBlockWithoutAttachments(block)
+                    : block.DeepClone())
+                .ToList();
+
+            transferredBlocks.Insert(0, new ContentBlock
+            {
+                Time = visiblePromptTime,
+                ContentType = ContentType.TEXT,
+                HideFromUser = false,
+                Role = ChatRole.USER,
+                Content = new ContentText
+                {
+                    Text = this.BuildVisibleChatPrompt(),
+                    FileAttachments = this.loadedDocumentPaths.ToList(),
+                },
+            });
+
+            return originalChatThread with
+            {
+                ChatId = Guid.NewGuid(),
+                Name = T("Coding Assistant Session"),
+                SystemPrompt = SystemPrompts.DEFAULT,
+                Blocks = transferredBlocks,
+            };
+        }
+    }
+
     protected override void ResetForm()
     {
-        this.codingContexts.Clear();
+        this.loadedDocumentPaths.Clear();
         this.compilerMessages = string.Empty;
         this.questions = string.Empty;
         if (!this.MightPreselectValues())
@@ -56,11 +112,11 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
         return false;
     }
     
-    private readonly List<CodingContext> codingContexts = new();
+    private HashSet<FileAttachment> loadedDocumentPaths = [];
     private bool provideCompilerMessages;
     private string compilerMessages = string.Empty;
     private string questions = string.Empty;
-    private static readonly AssistantSessionStateKey<List<CodingContext>> CODING_CONTEXTS_STATE_KEY = new(nameof(codingContexts));
+    private static readonly AssistantSessionStateKey<HashSet<FileAttachment>> LOADED_DOCUMENT_PATHS_STATE_KEY = new(nameof(loadedDocumentPaths));
     private static readonly AssistantSessionStateKey<bool> PROVIDE_COMPILER_MESSAGES_STATE_KEY = new(nameof(provideCompilerMessages));
     private static readonly AssistantSessionStateKey<string> COMPILER_MESSAGES_STATE_KEY = new(nameof(compilerMessages));
     private static readonly AssistantSessionStateKey<string> QUESTIONS_STATE_KEY = new(nameof(questions));
@@ -68,7 +124,7 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
     /// <inheritdoc />
     protected override void CaptureCustomAssistantSessionState(AssistantSessionStateWriter state)
     {
-        state.SetList(CODING_CONTEXTS_STATE_KEY, this.codingContexts);
+        state.SetHashSet(LOADED_DOCUMENT_PATHS_STATE_KEY, this.loadedDocumentPaths);
         state.Set(PROVIDE_COMPILER_MESSAGES_STATE_KEY, this.provideCompilerMessages);
         state.Set(COMPILER_MESSAGES_STATE_KEY, this.compilerMessages);
         state.Set(QUESTIONS_STATE_KEY, this.questions);
@@ -77,7 +133,7 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
     /// <inheritdoc />
     protected override void RestoreCustomAssistantSessionState(AssistantSessionStateReader state)
     {
-        state.RestoreList(CODING_CONTEXTS_STATE_KEY, this.codingContexts);
+        state.RestoreHashSet(LOADED_DOCUMENT_PATHS_STATE_KEY, this.loadedDocumentPaths);
         state.Restore(PROVIDE_COMPILER_MESSAGES_STATE_KEY, value => this.provideCompilerMessages = value);
         state.Restore(COMPILER_MESSAGES_STATE_KEY, value => this.compilerMessages = value);
         state.Restore(QUESTIONS_STATE_KEY, value => this.questions = value);
@@ -115,26 +171,30 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
         return null;
     }
 
-    private void AddCodingContext()
+    private ContentBlock CloneHiddenUserBlockWithoutAttachments(ContentBlock block)
     {
-        this.codingContexts.Add(new()
-        {
-            Id = string.Format(T("Context {0}"), this.codingContexts.Count + 1),
-            Language = this.SettingsManager.ConfigurationData.Coding.PreselectOptions ? this.SettingsManager.ConfigurationData.Coding.PreselectedProgrammingLanguage : default,
-            OtherLanguage = this.SettingsManager.ConfigurationData.Coding.PreselectOptions ? this.SettingsManager.ConfigurationData.Coding.PreselectedOtherProgrammingLanguage : string.Empty,
-        });
+        var clone = block.DeepClone(changeHideState: true);
+        if (clone.Content is ContentText text)
+            text.FileAttachments = [];
+
+        return clone;
     }
 
-    private ValueTask DeleteContext(int index)
+    private string BuildVisibleChatPrompt()
     {
-        if(this.codingContexts.Count < index + 1)
-            return ValueTask.CompletedTask;
+        if (!this.provideCompilerMessages)
+            return this.SendToChatVisibleUserPromptText ?? string.Empty;
 
-        this.codingContexts.RemoveAt(index);
-        this.Form?.ResetValidation();
+        return $"""
+                I have the following compiler messages:
 
-        this.StateHasChanged();
-        return ValueTask.CompletedTask;
+                ```
+                {this.compilerMessages}
+                ```
+
+                My questions are:
+                {this.questions}
+                """;
     }
 
     private async Task GetSupport()
@@ -143,28 +203,6 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
         if (!this.InputIsValid)
             return;
 
-        var sbContext = new StringBuilder();
-        if (this.codingContexts.Count > 0)
-        {
-            sbContext.AppendLine("I have the following coding context:");
-            sbContext.AppendLine();
-            foreach (var codingContext in this.codingContexts)
-            {
-                sbContext.AppendLine($"ID: {codingContext.Id}");
-                
-                if(codingContext.Language is not CommonCodingLanguages.OTHER)
-                    sbContext.AppendLine($"Language: {codingContext.Language.Name()}");
-                else
-                    sbContext.AppendLine($"Language: {codingContext.OtherLanguage}");
-                
-                sbContext.AppendLine("Content:");
-                sbContext.AppendLine("```");
-                sbContext.AppendLine(codingContext.Code);
-                sbContext.AppendLine("```");
-                sbContext.AppendLine();
-            }
-        }
-
         var sbCompilerMessages = new StringBuilder();
         if (this.provideCompilerMessages)
         {
@@ -179,12 +217,13 @@ public partial class AssistantCoding : AssistantBaseCore<SettingsDialogCoding>
         this.CreateChatThread();
         var time = this.AddUserRequest(
             $"""
-                {sbContext}
                 {sbCompilerMessages}
                 
                 My questions are:
                 {this.questions}
-             """);
+             """,
+            false,
+            this.loadedDocumentPaths.ToList());
 
         await this.AddAIResponseAsync(time);
     }

app/MindWork AI Studio/Assistants/Coding/CodingContext.cs

@@ -1,16 +0,0 @@
-namespace AIStudio.Assistants.Coding;
-
-public sealed class CodingContext(string id, CommonCodingLanguages language, string otherLanguage, string code)
-{
-    public CodingContext() : this(string.Empty, CommonCodingLanguages.NONE, string.Empty, string.Empty)
-    {
-    }
-    
-    public string Id { get; set; } = id;
-    
-    public CommonCodingLanguages Language { get; set; } = language;
-    
-    public string OtherLanguage { get; set; } = otherLanguage;
-    
-    public string Code { get; set; } = code;
-}

app/MindWork AI Studio/Assistants/Coding/CodingContextItem.razor

@@ -1,18 +0,0 @@
-@inherits MSGComponentBase
-
-<MudTextField T="string" @bind-Text="@this.CodingContext.Id" AdornmentIcon="@Icons.Material.Filled.Numbers" Adornment="Adornment.Start" Label="@T("(Optional) Identifier")" Variant="Variant.Outlined" Margin="Margin.Dense" UserAttributes="@USER_INPUT_ATTRIBUTES" Class="mb-3"/>
-<MudStack Row="@true" Class="mb-3">
-    <MudSelect T="CommonCodingLanguages" @bind-Value="@this.CodingContext.Language" AdornmentIcon="@Icons.Material.Filled.Code" Adornment="Adornment.Start" Label="@T("Language")" Variant="Variant.Outlined" Margin="Margin.Dense">
-        @foreach (var language in Enum.GetValues<CommonCodingLanguages>())
-        {
-            <MudSelectItem Value="@language">
-                @language.Name()
-            </MudSelectItem>
-        }
-    </MudSelect>
-    @if (this.CodingContext.Language is CommonCodingLanguages.OTHER)
-    {
-        <MudTextField T="string" @bind-Text="@this.CodingContext.OtherLanguage" Validation="@this.ValidatingOtherLanguage" Label="@T("Other language")" Variant="Variant.Outlined" Margin="Margin.Dense" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
-    }
-</MudStack>
-<MudTextField T="string" @bind-Text="@this.CodingContext.Code" Validation="@this.ValidatingCode" AdornmentIcon="@Icons.Material.Filled.DocumentScanner" Adornment="Adornment.Start" Label="@T("Your code")" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES" />

app/MindWork AI Studio/Assistants/Coding/CodingContextItem.razor.cs

@@ -1,47 +0,0 @@
-using AIStudio.Components;
-
-using Microsoft.AspNetCore.Components;
-
-namespace AIStudio.Assistants.Coding;
-
-public partial class CodingContextItem : MSGComponentBase
-{
-    [Parameter]
-    public CodingContext CodingContext { get; set; } = new();
-
-    [Parameter]
-    public EventCallback<CodingContext> CodingContextChanged { get; set; }
-
-    private static readonly Dictionary<string, object?> USER_INPUT_ATTRIBUTES = new();
-    
-    #region Overrides of ComponentBase
-
-    protected override async Task OnParametersSetAsync()
-    {
-        // Configure the spellchecking for the user input:
-        this.SettingsManager.InjectSpellchecking(USER_INPUT_ATTRIBUTES);
-        
-        await base.OnParametersSetAsync();
-    }
-    
-    #endregion
-    
-    private string? ValidatingCode(string code)
-    {
-        if(string.IsNullOrWhiteSpace(code))
-            return string.Format(T("{0}: Please provide your input."), this.CodingContext.Id);
-        
-        return null;
-    }
-    
-    private string? ValidatingOtherLanguage(string language)
-    {
-        if(this.CodingContext.Language != CommonCodingLanguages.OTHER)
-            return null;
-        
-        if(string.IsNullOrWhiteSpace(language))
-            return T("Please specify the language.");
-        
-        return null;
-    }
-}

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

@@ -134,7 +134,7 @@ else
                 {
                     var fileState = this.assistantState.FileContent[fileContent.Name];
                     <div class="@fileContent.Class" style="@GetOptionalStyle(fileContent.Style)">
-                        <ReadFileContent @bind-FileContent="@fileState.Content" />
+                        <ReadFileContent @bind-FileContent="@fileState.Content" EnableDragDrop="true" Layer="@DropLayers.ASSISTANTS" CatchAllDocuments="true" />
                     </div>
                 }
                 break;

app/MindWork AI Studio/Assistants/GrammarSpelling/AssistantGrammarSpelling.razor

@@ -1,6 +1,7 @@
 @attribute [Route(Routes.ASSISTANT_GRAMMAR_SPELLING)]
 @inherits AssistantBaseCore<AIStudio.Dialogs.Settings.SettingsDialogGrammarSpelling>
 
+<ReadFileContent Text="@T("Load text from file")" @bind-FileContent="@this.inputText" EnableDragDrop="true" Layer="@DropLayers.ASSISTANTS" CatchAllDocuments="true"/>
 <MudTextField T="string" @bind-Text="@this.inputText" Validation="@this.ValidateText" AdornmentIcon="@Icons.Material.Filled.DocumentScanner" Adornment="Adornment.Start" Label="@T("Your input to check")" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 <EnumSelection T="CommonLanguages" NameFunc="@(language => language.NameSelectingOptional())" @bind-Value="@this.selectedTargetLanguage" Icon="@Icons.Material.Filled.Translate" Label="@T("Language")" AllowOther="@true" OtherValue="CommonLanguages.OTHER" @bind-OtherInput="@this.customTargetLanguage" ValidateOther="@this.ValidateCustomLanguage" LabelOther="@T("Custom language")" />
 <ProviderSelection @bind-ProviderSettings="@this.ProviderSettings" ValidateProvider="@this.ValidatingProvider"/>

app/MindWork AI Studio/Assistants/I18N/allTexts.lua

@@ -682,15 +682,15 @@ UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T2479378307"] =
 -- Get Support
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T2694436440"] = "Get Support"
 
--- Context {0}
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T3205224990"] = "Context {0}"
-
--- Delete context
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T3491455017"] = "Delete context"
+-- Context
+UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T3174137628"] = "Context"
 
 -- Your question(s)
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T3576319998"] = "Your question(s)"
 
+-- Coding Assistant Session
+UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T358051959"] = "Coding Assistant Session"
+
 -- Please provide your questions.
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T4120171174"] = "Please provide your questions."
 
@@ -700,29 +700,11 @@ UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T412437274"] = "
 -- Please provide the compiler messages.
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T4225294332"] = "Please provide the compiler messages."
 
--- This coding assistant supports you in writing code. Provide some coding context by copying and pasting your code into the input fields. You might assign an ID to your code snippet to easily reference it later. When you have compiler messages, you can paste them into the input fields to get help with debugging as well.
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T566604388"] = "This coding assistant supports you in writing code. Provide some coding context by copying and pasting your code into the input fields. You might assign an ID to your code snippet to easily reference it later. When you have compiler messages, you can paste them into the input fields to get help with debugging as well."
+-- This coding assistant supports you in writing code. Ask your coding question and optionally attach source files as context. When you have compiler messages, you can paste them into the input fields to get help with debugging as well.
+UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T464918582"] = "This coding assistant supports you in writing code. Ask your coding question and optionally attach source files as context. When you have compiler messages, you can paste them into the input fields to get help with debugging as well."
 
--- Add context
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T882607103"] = "Add context"
-
--- Language
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::CODINGCONTEXTITEM::T2591284123"] = "Language"
-
--- Your code
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::CODINGCONTEXTITEM::T3144719651"] = "Your code"
-
--- {0}: Please provide your input.
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::CODINGCONTEXTITEM::T3160504659"] = "{0}: Please provide your input."
-
--- (Optional) Identifier
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::CODINGCONTEXTITEM::T3208138853"] = "(Optional) Identifier"
-
--- Other language
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::CODINGCONTEXTITEM::T3374524465"] = "Other language"
-
--- Please specify the language.
-UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::CODINGCONTEXTITEM::T3406207295"] = "Please specify the language."
+-- You can attach source files as optional context for your coding question.
+UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::ASSISTANTCODING::T702937106"] = "You can attach source files as optional context for your coding question."
 
 -- Other
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::CODING::COMMONCODINGLANGUAGEEXTENSIONS::T1849229205"] = "Other"
@@ -1405,6 +1387,9 @@ UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::ERI::PROGRAMMINGLANGUAGESEXTENSIONS::T342
 -- Please provide a text as input. You might copy the desired text from a document or a website.
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::GRAMMARSPELLING::ASSISTANTGRAMMARSPELLING::T137304886"] = "Please provide a text as input. You might copy the desired text from a document or a website."
 
+-- Load text from file
+UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::GRAMMARSPELLING::ASSISTANTGRAMMARSPELLING::T2210807298"] = "Load text from file"
+
 -- Proofread
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::GRAMMARSPELLING::ASSISTANTGRAMMARSPELLING::T2325568297"] = "Proofread"
 
@@ -1831,6 +1816,9 @@ UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::REWRITEIMPROVE::ASSISTANTREWRITEIMPROVE::
 -- Improve your text
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::REWRITEIMPROVE::ASSISTANTREWRITEIMPROVE::T2163831433"] = "Improve your text"
 
+-- Load text from file
+UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::REWRITEIMPROVE::ASSISTANTREWRITEIMPROVE::T2210807298"] = "Load text from file"
+
 -- Language
 UI_TEXT_CONTENT["AISTUDIO::ASSISTANTS::REWRITEIMPROVE::ASSISTANTREWRITEIMPROVE::T2591284123"] = "Language"
 
@@ -2797,6 +2785,9 @@ UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::PROVIDERSELECTION::T900237532"] = "Provid
 -- Failed to load file content
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::READFILECONTENT::T1989554334"] = "Failed to load file content"
 
+-- Drop one file here to load its content.
+UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::READFILECONTENT::T2274562398"] = "Drop one file here to load its content."
+
 -- Use file content as input
 UI_TEXT_CONTENT["AISTUDIO::COMPONENTS::READFILECONTENT::T3499386973"] = "Use file content as input"
 
@@ -5353,24 +5344,15 @@ UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCHATTEMPLATE::T49150
 -- Export configuration
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCHATTEMPLATE::T975426229"] = "Export configuration"
 
--- Which programming language should be preselected for added contexts?
-UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T1073540083"] = "Which programming language should be preselected for added contexts?"
-
 -- Compiler messages are preselected
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T1110902070"] = "Compiler messages are preselected"
 
 -- Choose whether the assistant should use the app default profile, no profile, or a specific profile.
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T1766361623"] = "Choose whether the assistant should use the app default profile, no profile, or a specific profile."
 
--- Preselect a programming language
-UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T2181567002"] = "Preselect a programming language"
-
 -- Preselect a profile
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T2322771068"] = "Preselect a profile"
 
--- When enabled, you can preselect the coding options. This is might be useful when you prefer a specific programming language or LLM model.
-UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T2619641701"] = "When enabled, you can preselect the coding options. This is might be useful when you prefer a specific programming language or LLM model."
-
 -- Preselect coding options?
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T2790579667"] = "Preselect coding options?"
 
@@ -5383,8 +5365,8 @@ UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T3015105896"
 -- Coding options are preselected
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T3567850751"] = "Coding options are preselected"
 
--- Preselect another programming language
-UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T4230412334"] = "Preselect another programming language"
+-- When enabled, you can preselect coding assistant options such as compiler message input, provider, and profile.
+UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T403451006"] = "When enabled, you can preselect coding assistant options such as compiler message input, provider, and profile."
 
 -- Compiler messages are not preselected
 UI_TEXT_CONTENT["AISTUDIO::DIALOGS::SETTINGS::SETTINGSDIALOGCODING::T516498299"] = "Compiler messages are not preselected"

app/MindWork AI Studio/Assistants/LegalCheck/AssistantLegalCheck.razor

@@ -6,7 +6,7 @@
     <ReadWebContent @bind-Content="@this.inputLegalDocument" ProviderSettings="@this.ProviderSettings" @bind-AgentIsRunning="@this.isAgentRunning" @bind-Preselect="@this.showWebContentReader" @bind-PreselectContentCleanerAgent="@this.useContentCleanerAgent"/>
 }
 
-<ReadFileContent @bind-FileContent="@this.inputLegalDocument"/>
+<ReadFileContent @bind-FileContent="@this.inputLegalDocument" EnableDragDrop="true" Layer="@DropLayers.ASSISTANTS" CatchAllDocuments="true"/>
 <MudTextField T="string" Disabled="@this.isAgentRunning" @bind-Text="@this.inputLegalDocument" Validation="@this.ValidatingLegalDocument" AdornmentIcon="@Icons.Material.Filled.DocumentScanner" Adornment="Adornment.Start" Label="@T("Legal document")" Variant="Variant.Outlined" Lines="12" AutoGrow="@true" MaxLines="24" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 <MudTextField T="string" Disabled="@this.isAgentRunning" @bind-Text="@this.inputQuestions" Validation="@this.ValidatingQuestions" AdornmentIcon="@Icons.Material.Filled.QuestionAnswer" Adornment="Adornment.Start" Label="@T("Your questions")" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 <ProviderSelection @bind-ProviderSettings="@this.ProviderSettings" ValidateProvider="@this.ValidatingProvider"/>

app/MindWork AI Studio/Assistants/RewriteImprove/AssistantRewriteImprove.razor

@@ -1,6 +1,7 @@
 @attribute [Route(Routes.ASSISTANT_REWRITE)]
 @inherits AssistantBaseCore<AIStudio.Dialogs.Settings.SettingsDialogRewrite>
 
+<ReadFileContent Text="@T("Load text from file")" @bind-FileContent="@this.inputText" EnableDragDrop="true" Layer="@DropLayers.ASSISTANTS" CatchAllDocuments="true"/>
 <MudTextField T="string" @bind-Text="@this.inputText" Validation="@this.ValidateText" AdornmentIcon="@Icons.Material.Filled.DocumentScanner" Adornment="Adornment.Start" Label="@T("Your input to improve")" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 <EnumSelection T="CommonLanguages" NameFunc="@(language => language.NameSelectingOptional())" @bind-Value="@this.selectedTargetLanguage" Icon="@Icons.Material.Filled.Translate" Label="@T("Language")" AllowOther="@true" OtherValue="CommonLanguages.OTHER" @bind-OtherInput="@this.customTargetLanguage" ValidateOther="@this.ValidateCustomLanguage" LabelOther="@T("Custom language")" />
 <EnumSelection T="WritingStyles" NameFunc="@(style => style.Name())" @bind-Value="@this.selectedWritingStyle" Icon="@Icons.Material.Filled.Edit" Label="@T("Writing style")" AllowOther="@false" />

app/MindWork AI Studio/Assistants/TextSummarizer/AssistantTextSummarizer.razor

@@ -6,7 +6,7 @@
     <ReadWebContent @bind-Content="@this.inputText" ProviderSettings="@this.ProviderSettings" @bind-AgentIsRunning="@this.isAgentRunning" @bind-Preselect="@this.showWebContentReader" @bind-PreselectContentCleanerAgent="@this.useContentCleanerAgent"/>
 }
 
-<ReadFileContent @bind-FileContent="@this.inputText"/>
+<ReadFileContent @bind-FileContent="@this.inputText" EnableDragDrop="true" Layer="@DropLayers.ASSISTANTS" CatchAllDocuments="true"/>
 <MudTextField T="string" Disabled="@this.isAgentRunning" @bind-Text="@this.inputText" Validation="@this.ValidatingText" AdornmentIcon="@Icons.Material.Filled.DocumentScanner" Adornment="Adornment.Start" Label="@T("Your input")" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES"/>
 <EnumSelection T="CommonLanguages" NameFunc="@(language => language.Name())" @bind-Value="@this.selectedTargetLanguage" Icon="@Icons.Material.Filled.Translate" Label="@T("Target language")" AllowOther="@true" @bind-OtherInput="@this.customTargetLanguage" OtherValue="CommonLanguages.OTHER" LabelOther="@T("Custom target language")" ValidateOther="@this.ValidateCustomLanguage" />
 <EnumSelection T="Complexity" NameFunc="@(complexity => complexity.Name())" @bind-Value="@this.selectedComplexity" Icon="@Icons.Material.Filled.Layers" Label="@T("Target complexity")" AllowOther="@true" @bind-OtherInput="@this.expertInField" OtherValue="Complexity.SCIENTIFIC_LANGUAGE_OTHER_EXPERTS" LabelOther="@T("Your expertise")" ValidateOther="@this.ValidateExpertInField" />

app/MindWork AI Studio/Assistants/Translation/AssistantTranslation.razor

@@ -6,7 +6,7 @@
     <ReadWebContent @bind-Content="@this.inputText" ProviderSettings="@this.ProviderSettings" @bind-AgentIsRunning="@this.isAgentRunning" @bind-Preselect="@this.showWebContentReader" @bind-PreselectContentCleanerAgent="@this.useContentCleanerAgent"/>
 }
 
-<ReadFileContent @bind-FileContent="@this.inputText"/>
+<ReadFileContent @bind-FileContent="@this.inputText" EnableDragDrop="true" Layer="@DropLayers.ASSISTANTS" CatchAllDocuments="true"/>
 
 <MudTextSwitch Label="@T("Live translation")" @bind-Value="@this.liveTranslation" LabelOn="@T("Live translation")" LabelOff="@T("No live translation")"/>
 @if (this.liveTranslation)