Add scheduler

Bot/Handler/ChatCommand/ChatHandler.cs

@@ -4,12 +4,12 @@ using MediatR;
 using Microsoft.Extensions.Options;
 using OllamaSharp;
 
-namespace Lunaris2.Handler.ChatCommand
-{
-    public record ChatCommand(SocketMessage Message, string FilteredMessage) : IRequest;
+namespace Lunaris2.Handler.ChatCommand;
 
-    public class ChatHandler : IRequestHandler<ChatCommand>
-    {
+public record ChatCommand(SocketMessage Message, string FilteredMessage) : IRequest;
+
+public class ChatHandler : IRequestHandler<ChatCommand>
+{
     private readonly OllamaApiClient _ollama;
     private readonly Dictionary<ulong, Chat?> _chatContexts = new();
     private readonly ChatSettings _chatSettings;
@@ -64,5 +64,4 @@ namespace Lunaris2.Handler.ChatCommand
 
         return response.ToString();
     }
-    }
 }

Bot/Handler/MusicPlayer/Extensions.cs

@@ -68,9 +68,9 @@ public static class Extensions
         await message.RespondAsync(content, ephemeral: true);
     }
     
-        
-    public static string GetOptionValueByName(this SocketSlashCommand command, string optionName)
+    public static T? GetOptionValueByName<T>(this SocketSlashCommand command, string optionName)
     {
-        return command.Data.Options.FirstOrDefault(option => option.Name == optionName)?.Value.ToString() ?? string.Empty;
+        return (T?)(command.Data?.Options?
+            .FirstOrDefault(option => option.Name == optionName)?.Value ?? default(T));
     }
 }

Bot/Handler/MusicPlayer/PlayCommand/PlayHandler.cs

@@ -85,7 +85,7 @@ public class PlayHandler : IRequestHandler<PlayCommand>
                     return;
                 }
                 
-                var searchQuery = context.GetOptionValueByName(Option.Input);
+                var searchQuery = context.GetOptionValueByName<string>(Option.Input);
 
                 if (string.IsNullOrWhiteSpace(searchQuery))
                 {

Bot/Handler/Scheduler/ProcessMessageCommand.cs

@@ -0,0 +1,30 @@
+using Discord.WebSocket;
+using MediatR;
+
+namespace Lunaris2.Handler.Scheduler;
+
+public class ProcessMessageCommand : IRequest
+{
+    public ulong? Context { get; set; }
+    public string Content { get; set; }
+}
+
+public class ProcessMessageHandler(DiscordSocketClient client) : IRequestHandler<ProcessMessageCommand>
+{
+    public Task Handle(ProcessMessageCommand request, CancellationToken cancellationToken)
+    {
+        if (request.Context == null) 
+            return Task.FromResult(Unit.Value);
+        
+        var channel = client.GetChannel(request.Context.Value) as ISocketMessageChannel;
+        
+        if (channel == null)
+            return Task.FromResult(Unit.Value);
+        
+        using var setTyping = channel.EnterTypingState();
+        channel.SendMessageAsync(request.Content);
+        setTyping.Dispose();
+
+        return Task.FromResult(Unit.Value);
+    }
+}

Bot/Handler/Scheduler/ScheduleMessageCommand.cs

@@ -0,0 +1,137 @@
+using System.Globalization;
+using System.Text;
+using Discord.WebSocket;
+using Hangfire;
+using Lunaris2.Handler.ChatCommand;
+using Lunaris2.Handler.MusicPlayer;
+using Lunaris2.SlashCommand;
+using MediatR;
+using Microsoft.Extensions.Options;
+using Microsoft.IdentityModel.Tokens;
+using NCrontab;
+using OllamaSharp;
+using static System.DateTime;
+
+namespace Lunaris2.Handler.Scheduler;
+
+public record ScheduleMessageCommand(SocketSlashCommand Message) : IRequest;
+
+public class ScheduleMessageHandler : IRequestHandler<ScheduleMessageCommand>
+{
+    private readonly ChatSettings _chatSettings;
+    private readonly OllamaApiClient _ollama;
+    private readonly ISender _mediator;
+
+    private readonly string _cronInstruction = "You are only able to respond in CRON Format. " +
+                                              "Current time is: " + Now.ToString("yyyy-MM-dd HH:mm") + ". and it is " +
+                                              Now.DayOfWeek + ". " +
+                                              "Please use the a format parsable by ncrontab." +
+                                              "The user will describe the CRON format and you can only answer with the CRON format the user describes.";
+    
+    private readonly string _dateInstruction = "You are only able to respond in Date Format. " +
+                                               "Current time is: " + Now.ToString("dd/MM/yyyy HH:mm:ss") + ". and it is " +
+                                               Now.DayOfWeek + ". " +
+                                               "Please use the following format: dd/MM/yyyy HH:mm:ss. Convert following to date string with the current time as a context";
+    
+    public ScheduleMessageHandler(
+        IOptions<ChatSettings> chatSettings, 
+        ISender mediator)
+    {
+        _mediator = mediator;
+        _chatSettings = chatSettings.Value;
+
+        var uri = new Uri(_chatSettings.Url);
+        _ollama = new OllamaApiClient(uri)
+        {
+            SelectedModel = _chatSettings.Model
+        };
+    }
+
+    public async Task Handle(ScheduleMessageCommand request, CancellationToken cancellationToken)
+    {
+        var userDateInput = request.Message.GetOptionValueByName<string>(Option.Time);
+        var userMessage = request.Message.GetOptionValueByName<string>(Option.Message);
+        var recurring = request.Message.GetOptionValueByName<bool>(Option.IsRecurring);
+
+        if (recurring)
+        {
+            await ScheduleRecurringJob(request, userMessage, userDateInput, cancellationToken);
+        }
+        else
+        {
+            await ScheduleJob(request, userMessage, userDateInput, cancellationToken);
+            
+            await request.Message.Channel.SendMessageAsync("Message scheduled successfully.");
+        }
+    }
+
+    private async Task ScheduleRecurringJob(
+        ScheduleMessageCommand request,
+        string message,
+        string userDateInput,
+        CancellationToken cancellationToken)
+    {
+        using var setTyping = request.Message.Channel.EnterTypingState();
+        var cron = string.Empty;
+        var jobManager = new RecurringJobManager();
+        const int retries = 5;
+        var userMessage = $"{_cronInstruction}: {userDateInput}";
+        
+        for (var tries = 0; tries < retries; tries++)
+        {
+            var textToCronResponse = await GenerateResponse(userMessage, cancellationToken);
+            var isValid = CrontabSchedule.TryParse(textToCronResponse).ToString().IsNullOrEmpty();
+            
+            if(isValid)
+            {
+                await request.Message.Channel.SendMessageAsync("Sorry, I didn't understand that date format. Please try again.");
+                continue;
+            }
+            
+            cron = textToCronResponse;
+                
+            break;
+        }
+        var recurringJobId = $"channel_{request.Message.ChannelId}_{request.Message.Id}";
+
+        jobManager.AddOrUpdate(
+            recurringJobId,
+            () => _mediator.Send(new ProcessMessageCommand { Context = request.Message.ChannelId, Content = message}, cancellationToken),
+            cron
+        );
+            
+        setTyping.Dispose();
+        await request.Message.Channel.SendMessageAsync("Message scheduled successfully.");
+    }
+
+    private async Task ScheduleJob(
+        ScheduleMessageCommand request,
+        string userMessage,
+        string executeAt,
+        CancellationToken cancellationToken
+    )
+    {
+        var dateFormat = $"{_dateInstruction}: {executeAt}";
+
+        var formattedDate = await GenerateResponse(dateFormat, cancellationToken);
+        
+        var date = ParseExact(formattedDate, "dd/MM/yyyy HH:mm:ss", CultureInfo.CurrentCulture);
+
+        BackgroundJob.Schedule(
+            () => _mediator.Send(
+                new ProcessMessageCommand { Context = request.Message.ChannelId, Content = userMessage },
+                cancellationToken),
+            date);
+    }
+
+    private async Task<string> GenerateResponse(string userMessage, CancellationToken cancellationToken)
+    {
+        var response = new StringBuilder();
+
+        var chatContext = _ollama.Chat(stream => response.Append(stream.Message?.Content ?? ""));
+        
+        await chatContext.Send(userMessage, cancellationToken);
+        
+        return response.ToString();
+    }
+}

Bot/Handler/SlashCommandReceivedHandler.cs

@@ -4,6 +4,7 @@ using Lunaris2.Handler.MusicPlayer.PauseCommand;
 using Lunaris2.Handler.MusicPlayer.PlayCommand;
 using Lunaris2.Handler.MusicPlayer.ResumeCommand;
 using Lunaris2.Handler.MusicPlayer.SkipCommand;
+using Lunaris2.Handler.Scheduler;
 using Lunaris2.Notification;
 using Lunaris2.SlashCommand;
 using MediatR;
@@ -36,6 +37,9 @@ public class SlashCommandReceivedHandler(ISender mediator) : INotificationHandle
             case Command.Clear.Name:
                 await mediator.Send(new ClearQueueCommand(notification.Message), cancellationToken);
                 break;
+            case Command.Scheduler.Name:
+                await mediator.Send(new ScheduleMessageCommand(notification.Message), cancellationToken);
+                break;
         }
     }
 }

Bot/Lunaris2.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
@@ -16,17 +16,25 @@
     <PackageReference Include="Discord.Net.Core" Version="3.16.0" />
     <PackageReference Include="Discord.Net.Interactions" Version="3.16.0" />
     <PackageReference Include="Discord.Net.Rest" Version="3.16.0" />
+    <PackageReference Include="Hangfire" Version="1.8.17" />
+    <PackageReference Include="Hangfire.AspNetCore" Version="1.8.17" />
+    <PackageReference Include="Hangfire.Core" Version="1.8.18" />
     <PackageReference Include="Lavalink4NET" Version="4.0.25" />
     <PackageReference Include="Lavalink4NET.Artwork" Version="4.0.25" />
     <PackageReference Include="Lavalink4NET.Discord.NET" Version="4.0.25" />
     <PackageReference Include="Lavalink4NET.Integrations.Lavasrc" Version="4.0.25" />
     <PackageReference Include="Lavalink4NET.Integrations.SponsorBlock" Version="4.0.25" />
     <PackageReference Include="MediatR" Version="12.4.1" />
+    <PackageReference Include="MediatR.Extensions.Microsoft.DependencyInjection" Version="11.1.0" />
+    <PackageReference Include="Microsoft.AspNetCore" Version="2.3.0" />
+    <PackageReference Include="Microsoft.Data.SqlClient" Version="6.0.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="8.0.2" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.1" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.2" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.2" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.1" />
+    <PackageReference Include="NCrontab" Version="3.3.3" />
     <PackageReference Include="OllamaSharp" Version="1.1.10" />
   </ItemGroup>
 
@@ -37,6 +45,12 @@
     <None Update="appsettings.json">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
+    <Resource Include="wwwroot\index.html">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Resource>
+    <Resource Include="wwwroot\logotype.png">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Resource>
   </ItemGroup>
 
 </Project>

Bot/Notification/DiscordEventListener.cs

@@ -1,6 +1,5 @@
 using Discord.WebSocket;
 using MediatR;
-using Microsoft.Extensions.DependencyInjection;
 
 namespace Lunaris2.Notification;
 

Bot/Program.cs

@@ -1,33 +1,27 @@
 using Lavalink4NET.Integrations.SponsorBlock.Extensions;
 using Lunaris2.Registration;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.Hosting;
 
-namespace Lunaris2;
+var builder = WebApplication.CreateBuilder(args);
 
-public class Program
-{
-    public static void Main(string[] args)
-    {
-        AppDomain.CurrentDomain.UnhandledException += (sender, eventArgs) =>
-        {
-            Console.WriteLine(eventArgs.ExceptionObject);
-        };
-        var app = CreateHostBuilder(args).Build();
-        
-        app.UseSponsorBlock();
-        app.Run();
-    }
-
-    private static IHostBuilder CreateHostBuilder(string[] args) =>
-        Host.CreateDefaultBuilder(args)
-            .ConfigureServices((_, services) =>
-            {
-                var configuration = new ConfigurationBuilder()
+// Build configuration (using appsettings.json)
+var configuration = new ConfigurationBuilder()
     .SetBasePath(AppContext.BaseDirectory)
     .AddJsonFile("appsettings.json")
     .Build();
 
-                services.AddDiscordBot(configuration);
-            });
-}
+// Register your services
+builder.Services.AddDiscordBot(configuration);
+builder.Services.AddScheduler(configuration);
+builder.Services.AddControllers();
+
+var app = builder.Build();
+
+// Call your custom middleware (e.g., for SponsorBlock functionality)
+app.UseSponsorBlock();
+
+// Serve static files
+app.UseDefaultFiles();
+app.UseStaticFiles();
+
+app.UseHangfireDashboardAndServer();
+app.Run();

Bot/Registration/ChatRegistration.cs

@@ -1,6 +1,4 @@
 using Lunaris2.Handler.ChatCommand;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.DependencyInjection;
 
 namespace Lunaris2.Registration;
 

Bot/Registration/DiscordBotRegistration.cs

@@ -5,13 +5,11 @@ using Discord.WebSocket;
 using Lunaris2.Notification;
 using Lunaris2.Service;
 using Lunaris2.SlashCommand;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.DependencyInjection;
 
-namespace Lunaris2.Registration
+namespace Lunaris2.Registration;
+
+public static class DiscordBotRegistration
 {
-    public static class DiscordBotRegistration
-    {
     public static IServiceCollection AddDiscordBot(this IServiceCollection services, IConfiguration configuration)
     {
         var config = new DiscordSocketConfig
@@ -68,5 +66,4 @@ namespace Lunaris2.Registration
         Console.WriteLine(arg);
         return Task.CompletedTask;
     }
-    }
 }

Bot/Registration/HangfireRegistration.cs

@@ -0,0 +1,19 @@
+using Hangfire;
+
+namespace Lunaris2.Registration;
+
+public static class HangfireRegistration
+{
+    public static IApplicationBuilder UseHangfireDashboardAndServer(this IApplicationBuilder app, string dashboardPath = "/hangfire")
+    {
+        var dashboardOptions = new DashboardOptions
+        {
+            DarkModeEnabled = true,
+            DashboardTitle = "Lunaris Jobs Dashboard"
+        };
+        
+        app.UseHangfireDashboard(dashboardPath, dashboardOptions);
+
+        return app;
+    }
+}

Bot/Registration/MusicPlayerRegistration.cs

@@ -1,8 +1,6 @@
 using Lavalink4NET.Extensions;
 using Lunaris2.Handler.MusicPlayer;
 using Lunaris2.Service;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.DependencyInjection;
 
 namespace Lunaris2.Registration;
 

Bot/Registration/SchedulerRegistration.cs

@@ -0,0 +1,26 @@
+using Hangfire;
+using Hangfire.AspNetCore;
+using Lunaris2.Handler.Scheduler;
+
+namespace Lunaris2.Registration;
+
+public static class SchedulerRegistration
+{
+    public static IServiceCollection AddScheduler(this IServiceCollection services, IConfiguration configuration)
+    {
+        services.AddHangfire((serviceProvider, config) =>
+        {
+            config.SetDataCompatibilityLevel(CompatibilityLevel.Version_180)
+                .UseSimpleAssemblyNameTypeSerializer();
+            
+            config.UseSqlServerStorage(configuration.GetValue<string>("HangfireConnectionString"));
+        });
+        
+        services.AddHangfireServer();
+        
+        // Register your handler
+        // services.AddScoped<ScheduleMessageHandler>();
+        
+        return services;
+    }
+}

Bot/Service/VoiceChannelMonitorService.cs

@@ -1,10 +1,10 @@
 using Discord;
 using Discord.WebSocket;
 
-namespace Lunaris2.Service
+namespace Lunaris2.Service;
+
+public class VoiceChannelMonitorService
 {
-    public class VoiceChannelMonitorService
-    {
     private readonly DiscordSocketClient _client;
     private readonly Dictionary<ulong, Timer> _timers = new();
 
@@ -92,5 +92,4 @@ namespace Lunaris2.Service
             _timers.Remove(voiceChannel.Id);  // Clean up after leaving
         }
     }
-    }
 }

Bot/SlashCommand/Command.cs

@@ -5,6 +5,9 @@ namespace Lunaris2.SlashCommand;
 public static class Option
 {
     public const string Input = "input";
+    public const string Time = "time";
+    public const string IsRecurring = "repeating";
+    public const string Message = "message";
 }
 
 public static class Command
@@ -56,6 +59,38 @@ public static class Command
         };
     }
     
+    public static class Scheduler
+    {
+        public const string Name = "scheduler";
+        public const string Description = "Schedule a message";
+        
+        public static readonly List<SlashCommandOptionBuilder>? Options =
+        [
+            new SlashCommandOptionBuilder
+            {
+                Name = "message",
+                Description = "The message you want to schedule",
+                Type = ApplicationCommandOptionType.String,
+                IsRequired = true
+            },
+            new SlashCommandOptionBuilder
+            {
+                Name = "time",
+                Description = "The time you want to schedule the message",
+                Type = ApplicationCommandOptionType.String,
+                IsRequired = true
+            },
+            new SlashCommandOptionBuilder
+            {
+                Name = "repeating",
+                Description = "Whether the message should repeat",
+                Type = ApplicationCommandOptionType.Boolean,
+                IsRequired = false,
+                IsDefault = false
+            }
+        ];
+    }
+    
     public static string[] GetAllCommands()
     {
         return typeof(Command)

Bot/SlashCommand/SlashCommandRegistration.cs

@@ -14,6 +14,7 @@ public static class SlashCommandRegistration
         RegisterCommand(client, Command.Play.Name, Command.Play.Description, Command.Play.Options);
         RegisterCommand(client, Command.Resume.Name, Command.Resume.Description);
         RegisterCommand(client, Command.Clear.Name, Command.Clear.Description);
+        RegisterCommand(client, Command.Scheduler.Name, Command.Scheduler.Description, Command.Scheduler.Options);
     }
 
     private static void RegisterCommand(

Bot/appsettings.json

@@ -19,5 +19,6 @@
                 "instruction": "Let's role play. Your name is Lunaris and can be quite rude. You are supposed to answer on following question with a maximum of 2 sentences:"
             }
         ]
-    }
+    },
+    "HangfireConnectionString": "Server=localhost, 1433;Database=Hangfire;User Id=sa;Password=SecretPassword!; TrustServerCertificate=True;"
 }

Bot/wwwroot/index.html

@@ -0,0 +1,55 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Logotype Page</title>
+    <style>
+        body {
+            margin: 0;
+            height: 100vh;
+            background-color: #121212; /* Dark background */
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            color: #d3d3d3; /* Very light gray text */
+            font-family: Arial, sans-serif;
+            text-align: center;
+        }
+        .container {
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+        }
+        .logotype img {
+            max-width: 100%;
+            height: auto;
+            max-height: 200px;
+            margin-bottom: 20px;
+            box-shadow: 0px 0px 20px 20px black;
+        }
+        a {
+            color: #d3d3d3;
+            text-decoration: none;
+            font-size: 18px;
+        }
+        a:hover {
+            text-decoration: underline;
+        }
+    </style>
+</head>
+<body>
+<div class="container">
+    <div class="logotype">
+        <img src="logotype.png" alt="Logotype">
+    </div>
+    <a href="/" id="hangfire-link">Go to Hangfire</a>
+</div>
+
+<script>
+    // Update the link dynamically to include the current URL + /hangfire
+    const currentUrl = window.location.href;
+    document.getElementById('hangfire-link').href = currentUrl + 'hangfire';
+</script>
+</body>
+</html>

README.md

@@ -1,4 +1,4 @@
-![Lunaris Logotype](https://github.com/Myxelium/Lunaris2.0/blob/master/LOGOTYPE.png?raw=true)
+![Lunaris Logotype](./Bot/wwwroot/logotype.png)
 
 # Lunaris - Discord BOT
 

docker-compose.yml

@@ -64,6 +64,15 @@ services:
     networks:
       - ollama-docker
 
+  mssql:
+    image: mcr.microsoft.com/mssql/server:2019-latest
+    container_name: mssql
+    environment:
+      SA_PASSWORD: "SecretPassword!"
+      ACCEPT_EULA: "Y"
+    ports:
+        - "1433:1433"
+
 volumes:
   ollama: {}