Added an e-mail writing assistant

app/MindWork AI Studio/Assistants/EMail/AssistantEMail.razor

@@ -0,0 +1,27 @@
+@attribute [Route(Routes.ASSISTANT_EMAIL)]
+@inherits AssistantBaseCore
+
+<MudTextSwitch Label="Is there a history, a previous conversation?" @bind-Value="@this.provideHistory" LabelOn="Yes, I provide the previous conversation" LabelOff="No, I don't provide a previous conversation" />
+@if (this.provideHistory)
+{
+    <MudPaper Class="pa-3 mb-8 border-dashed border rounded-lg">
+        <MudTextField T="string" @bind-Text="@this.inputHistory" Validation="@this.ValidateHistory" Label="Previous conversation" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Margin="Margin.Dense" UserAttributes="@USER_INPUT_ATTRIBUTES" HelperText="Provide the previous conversation, e.g., the last e-mail, the last chat, etc." Class="mb-3" Adornment="Adornment.Start" AdornmentIcon="@Icons.Material.Filled.DocumentScanner"/>
+    </MudPaper>
+}
+
+<MudTextField T="string" @bind-Text="@this.inputSalutation" Label="(Optional) The salutation to use" Adornment="Adornment.Start" AdornmentIcon="@Icons.Material.Filled.Person" Variant="Variant.Outlined" Margin="Margin.Dense" UserAttributes="@USER_INPUT_ATTRIBUTES" Placeholder="Dear Colleagues" Class="mb-3"/>
+<MudTextField T="string" @bind-Text="@this.inputBulletPoints" Validation="@this.ValidateBulletPoints" AdornmentIcon="@Icons.Material.Filled.ListAlt" Adornment="Adornment.Start" Label="Your bullet points" Variant="Variant.Outlined" Lines="6" AutoGrow="@true" MaxLines="12" Class="mb-3" UserAttributes="@USER_INPUT_ATTRIBUTES" HelperText="Bullet list the content of the e-mail roughly. Use dashes (-) to separate the items." Immediate="@false" DebounceInterval="1_000" OnDebounceIntervalElapsed="@this.OnContentChanged" Placeholder="@PLACEHOLDER_BULLET_POINTS"/>
+<MudSelect T="string" Label="(Optional) Are any of your points particularly important?" MultiSelection="@true" @bind-SelectedValues="@this.selectedFoci" Variant="Variant.Outlined" Class="mb-3" Adornment="Adornment.Start" AdornmentIcon="@Icons.Material.Filled.ListAlt">
+    @foreach (var contentLine in this.bulletPointsLines)
+    {
+        <MudSelectItem T="string" Value="@contentLine">@contentLine</MudSelectItem>
+    }
+</MudSelect>
+<MudTextField T="string" @bind-Text="@this.inputName" Label="(Optional) Your name" Adornment="Adornment.Start" AdornmentIcon="@Icons.Material.Filled.Person" Variant="Variant.Outlined" Margin="Margin.Dense" UserAttributes="@USER_INPUT_ATTRIBUTES" HelperText="Your name for the greeting of your e-mail." Class="mb-3"/>
+<EnumSelection T="WritingStyles" NameFunc="@(style => style.Name())" @bind-Value="@this.selectedWritingStyle" Icon="@Icons.Material.Filled.Edit" Label="Select the writing style" ValidateSelection="@this.ValidateWritingStyle"/>
+<EnumSelection T="CommonLanguages" NameFunc="@(language => language.NameSelecting())" @bind-Value="@this.selectedTargetLanguage" ValidateSelection="@this.ValidateTargetLanguage" Icon="@Icons.Material.Filled.Translate" Label="Target language" AllowOther="@true" OtherValue="CommonLanguages.OTHER" @bind-OtherInput="@this.customTargetLanguage" ValidateOther="@this.ValidateCustomLanguage" LabelOther="Custom target language" />
+<ProviderSelection @bind-ProviderSettings="@this.providerSettings" ValidateProvider="@this.ValidatingProvider"/>
+
+<MudButton Variant="Variant.Filled" Class="mb-3" OnClick="() => this.CreateMail()">
+    Create e-mail
+</MudButton>

app/MindWork AI Studio/Assistants/EMail/AssistantEMail.razor.cs

@@ -0,0 +1,250 @@
+using System.Text;
+
+using AIStudio.Chat;
+using AIStudio.Tools;
+
+namespace AIStudio.Assistants.EMail;
+
+public partial class AssistantEMail : AssistantBaseCore
+{
+    protected override string Title => "E-Mail";
+    
+    protected override string Description =>
+        """
+        Provide a list of bullet points and some basic information for an e-mail. The assistant will generate an e-mail based on that input.
+        """;
+    
+    protected override string SystemPrompt => 
+        $"""
+        You are an automated system that writes emails. {this.SystemPromptHistory()} The user provides you with bullet points on what
+        he want to address in the response. Regarding the writing style of the email: {this.selectedWritingStyle.Prompt()}
+        {this.SystemPromptGreeting()} {this.SystemPromptName()} You write the email in the following language: {this.SystemPromptLanguage()}.
+        """;
+    
+    protected override IReadOnlyList<IButtonData> FooterButtons =>
+    [
+        new SendToButton
+        {
+            Self = SendTo.EMAIL_ASSISTANT,
+        },
+    ];
+    
+    protected override ChatThread ConvertToChatThread => (this.chatThread ?? new()) with
+    {
+        SystemPrompt = SystemPrompts.DEFAULT,
+    };
+    
+    protected override void ResetFrom()
+    {
+        this.inputBulletPoints = string.Empty;
+        this.bulletPointsLines.Clear();
+        this.selectedFoci = [];
+        this.provideHistory = false;
+        this.inputHistory = string.Empty;
+        if (!this.MightPreselectValues())
+        {
+            this.inputName = string.Empty;
+            this.selectedTargetLanguage = CommonLanguages.AS_IS;
+            this.customTargetLanguage = string.Empty;
+            this.selectedWritingStyle = WritingStyles.NONE;
+            this.inputSalutation = string.Empty;
+        }
+    }
+    
+    protected override bool MightPreselectValues()
+    {
+        // if (this.SettingsManager.ConfigurationData.Translation.PreselectOptions)
+        // {
+        //     this.liveTranslation = this.SettingsManager.ConfigurationData.Translation.PreselectLiveTranslation;
+        //     this.selectedTargetLanguage = this.SettingsManager.ConfigurationData.Translation.PreselectedTargetLanguage;
+        //     this.customTargetLanguage = this.SettingsManager.ConfigurationData.Translation.PreselectOtherLanguage;
+        //     this.providerSettings = this.SettingsManager.ConfigurationData.Providers.FirstOrDefault(x => x.Id == this.SettingsManager.ConfigurationData.Translation.PreselectedProvider);
+        //     return true;
+        // }
+        
+        return false;
+    }
+    
+    private const string PLACEHOLDER_BULLET_POINTS = """
+                                               - The last meeting was good
+                                               - Thank you for feedback
+                                               - Next is milestone 3
+                                               - I need your input by next Wednesday
+                                               """;
+    
+    private WritingStyles selectedWritingStyle = WritingStyles.NONE;
+    private string inputSalutation = string.Empty;
+    private string inputBulletPoints = string.Empty;
+    private readonly List<string> bulletPointsLines = [];
+    private IEnumerable<string> selectedFoci = new HashSet<string>();
+    private string inputName = string.Empty;
+    private CommonLanguages selectedTargetLanguage = CommonLanguages.AS_IS;
+    private string customTargetLanguage = string.Empty;
+    private bool provideHistory;
+    private string inputHistory = string.Empty;
+    
+    #region Overrides of ComponentBase
+
+    protected override async Task OnInitializedAsync()
+    {
+        this.MightPreselectValues();
+        var deferredContent = MessageBus.INSTANCE.CheckDeferredMessages<string>(Event.SEND_TO_EMAIL_ASSISTANT).FirstOrDefault();
+        if (deferredContent is not null)
+            this.inputBulletPoints = deferredContent;
+        
+        await base.OnInitializedAsync();
+    }
+
+    #endregion
+    
+    private string? ValidateBulletPoints(string content)
+    {
+        if(string.IsNullOrWhiteSpace(content))
+            return "Please provide some content for the e-mail.";
+
+        var lines = content.Split('\n', StringSplitOptions.RemoveEmptyEntries);
+        foreach (var line in lines)
+            if(!line.TrimStart().StartsWith('-'))
+                return "Please start each line of your content list with a dash (-) to create a bullet point list.";
+        
+        return null;
+    }
+    
+    private string? ValidateTargetLanguage(CommonLanguages language)
+    {
+        if(language is CommonLanguages.AS_IS)
+            return "Please select a target language for the e-mail.";
+        
+        return null;
+    }
+    
+    private string? ValidateCustomLanguage(string language)
+    {
+        if(this.selectedTargetLanguage == CommonLanguages.OTHER && string.IsNullOrWhiteSpace(language))
+            return "Please provide a custom language.";
+        
+        return null;
+    }
+    
+    private string? ValidateWritingStyle(WritingStyles style)
+    {
+        if(style == WritingStyles.NONE)
+            return "Please select a writing style for the e-mail.";
+        
+        return null;
+    }
+    
+    private string? ValidateHistory(string history)
+    {
+        if(this.provideHistory && string.IsNullOrWhiteSpace(history))
+            return "Please provide some history for the e-mail.";
+        
+        return null;
+    }
+    
+    private void OnContentChanged(string content)
+    {
+        this.bulletPointsLines.Clear();
+        var previousSelectedFoci = new HashSet<string>();
+        foreach (var line in content.AsSpan().EnumerateLines())
+        {
+            var trimmedLine = line.Trim();
+            if (trimmedLine.StartsWith("-"))
+                trimmedLine = trimmedLine[1..].Trim();
+            
+            if (trimmedLine.Length == 0)
+                continue;
+            
+            var finalLine = trimmedLine.ToString();
+            if(this.selectedFoci.Any(x => x.StartsWith(finalLine, StringComparison.InvariantCultureIgnoreCase)))
+                previousSelectedFoci.Add(finalLine);
+            
+            this.bulletPointsLines.Add(finalLine);
+        }
+
+        this.selectedFoci = previousSelectedFoci;
+    }
+
+    private string SystemPromptHistory()
+    {
+        if (this.provideHistory)
+            return "You receive the previous conversation as context.";
+        
+        return string.Empty;
+    }
+
+    private string SystemPromptGreeting()
+    {
+        if(!string.IsNullOrWhiteSpace(this.inputSalutation))
+            return $"Your greeting should consider the following formulation: {this.inputSalutation}.";
+        
+        return string.Empty;
+    }
+
+    private string SystemPromptName()
+    {
+        if(!string.IsNullOrWhiteSpace(this.inputName))
+            return $"For the closing phrase of the email, please use the following name: {this.inputName}.";
+        
+        return string.Empty;
+    }
+
+    private string SystemPromptLanguage()
+    {
+        if(this.selectedTargetLanguage is CommonLanguages.AS_IS)
+            return "Use the same language as the input";
+        
+        if(this.selectedTargetLanguage is CommonLanguages.OTHER)
+            return this.customTargetLanguage;
+        
+        return this.selectedTargetLanguage.Name();
+    }
+    
+    private string PromptFoci()
+    {
+        if(!this.selectedFoci.Any())
+            return string.Empty;
+        
+        var sb = new StringBuilder();
+        sb.AppendLine("I want to amplify the following points:");
+        foreach (var focus in this.selectedFoci)
+            sb.AppendLine($"- {focus}");
+        
+        return sb.ToString();
+    }
+    
+    private string PromptHistory()
+    {
+        if(!this.provideHistory)
+            return string.Empty;
+        
+        return $"""
+               The previous conversation was:
+               
+               ```
+               {this.inputHistory}
+               ```
+               """;
+    }
+
+    private async Task CreateMail()
+    {
+        await this.form!.Validate();
+        if (!this.inputIsValid)
+            return;
+
+        this.CreateChatThread();
+        var time = this.AddUserRequest(
+            $"""
+            {this.PromptHistory()}
+            
+            My bullet points for the e-mail are:
+            
+            {this.inputBulletPoints}
+            
+            {this.PromptFoci()}
+            """);
+
+        await this.AddAIResponseAsync(time);
+    }
+}

app/MindWork AI Studio/Assistants/EMail/WritingStyles.cs

@@ -0,0 +1,11 @@
+namespace AIStudio.Assistants.EMail;
+
+public enum WritingStyles
+{
+    NONE = 0,
+    
+    BUSINESS_FORMAL,
+    BUSINESS_INFORMAL,
+    ACADEMIC,
+    PERSONAL,
+}

app/MindWork AI Studio/Assistants/EMail/WritingStylesExtensions.cs

@@ -0,0 +1,24 @@
+namespace AIStudio.Assistants.EMail;
+
+public static class WritingStylesExtensions
+{
+    public static string Name(this WritingStyles style) => style switch
+    {
+        WritingStyles.ACADEMIC => "Academic",
+        WritingStyles.PERSONAL => "Personal",
+        WritingStyles.BUSINESS_FORMAL => "Business formal",
+        WritingStyles.BUSINESS_INFORMAL => "Business informal",
+        
+        _ => "Not specified",
+    };
+    
+    public static string Prompt(this WritingStyles style) => style switch
+    {
+        WritingStyles.ACADEMIC => "Use an academic style for communication in an academic context like between students and professors.",
+        WritingStyles.PERSONAL => "Use a personal style for communication between friends and family.",
+        WritingStyles.BUSINESS_FORMAL => "Use a formal business style for this e-mail.",
+        WritingStyles.BUSINESS_INFORMAL => "Use an informal business style for this e-mail.",
+        
+        _ => "Use a formal business style for this e-mail.",
+    };
+}

app/MindWork AI Studio/Pages/Assistants.razor

@@ -20,6 +20,7 @@
         Business
     </MudText>
     <MudStack Row="@true" Wrap="@Wrap.Wrap" Class="mb-3">
+        <AssistantBlock Name="E-Mail" Description="Generate an e-mail for a given context." Icon="@Icons.Material.Filled.Email" Link="@Routes.ASSISTANT_EMAIL"/>
         <AssistantBlock Name="Agenda Planner" Description="Generate an agenda for a given meeting, seminar, etc." Icon="@Icons.Material.Filled.CalendarToday" Link="@Routes.ASSISTANT_AGENDA"/>
         <AssistantBlock Name="Icon Finder" Description="Using a LLM to find an icon for a given context." Icon="@Icons.Material.Filled.FindInPage" Link="@Routes.ASSISTANT_ICON_FINDER"/>
     </MudStack>

app/MindWork AI Studio/Routes.razor.cs

@@ -17,5 +17,6 @@ public sealed partial class Routes
     public const string ASSISTANT_SUMMARIZER = "/assistant/summarizer";
     public const string ASSISTANT_CODING = "/assistant/coding";
     public const string ASSISTANT_AGENDA = "/assistant/agenda";
+    public const string ASSISTANT_EMAIL = "/assistant/email";
     // ReSharper restore InconsistentNaming
 }

app/MindWork AI Studio/Tools/Event.cs

@@ -25,4 +25,5 @@ public enum Event
     SEND_TO_CODING_ASSISTANT,
     SEND_TO_TEXT_SUMMARIZER_ASSISTANT,
     SEND_TO_CHAT,
+    SEND_TO_EMAIL_ASSISTANT,
 }

app/MindWork AI Studio/Tools/SendTo.cs

@@ -11,6 +11,7 @@ public enum SendTo
     AGENDA_ASSISTANT,
     CODING_ASSISTANT,
     TEXT_SUMMARIZER_ASSISTANT,
+    EMAIL_ASSISTANT,
     
     CHAT,
 }

app/MindWork AI Studio/wwwroot/changelog/v0.8.12.md

@@ -1,3 +1,4 @@
 # v0.8.12, build 174
+- Added an e-mail writing assistant.
 - Improved the content validation for the agenda assistant.
 - Improved the language handling of the agenda assistant.