Add core models, DTOs, and services for EchoHub chat application

- Created User, Channel, Message, and ServerInfo models with necessary properties. - Added DTOs for user profiles, server information, and message handling. - Implemented JWT authentication service for user login and token generation. - Developed Entity Framework Core DbContext for database interactions. - Introduced SignalR ChatHub for real-time messaging and presence tracking. - Implemented file storage and image to ASCII conversion services. - Set up CORS and middleware for API endpoints. - Created launch settings and development configuration for server and web projects.
2026-09-04 23:34:10 +02:00 · 2026-02-18 13:52:19 +01:00
parent 20a341947a
commit cfa8b90d04
47 changed files with 4596 additions and 0 deletions
@@ -0,0 +1,190 @@
+using Terminal.Gui.App;
+using Terminal.Gui.Views;
+using Terminal.Gui.ViewBase;
+using Terminal.Gui.Drawing;
+using Attribute = Terminal.Gui.Drawing.Attribute;
+
+namespace EchoHub.Client.UI;
+
+/// <summary>
+/// Result returned from the profile edit dialog.
+/// </summary>
+public record ProfileEditResult(string? DisplayName, string? Bio, string? NicknameColor);
+
+/// <summary>
+/// A Terminal.Gui dialog for editing the user's profile (display name, bio, nickname color).
+/// </summary>
+public sealed class ProfileEditDialog
+{
+    /// <summary>
+    /// Shows the profile edit dialog and returns the result, or null if cancelled.
+    /// </summary>
+    public static ProfileEditResult? Show(IApplication app, string? currentDisplayName, string? currentBio, string? currentColor)
+    {
+        ProfileEditResult? result = null;
+
+        var dialog = new Dialog { Title = "Edit Profile", Width = 60, Height = 18 };
+
+        // Display Name
+        var nameLabel = new Label
+        {
+            Text = "Display Name:",
+            X = 1,
+            Y = 1
+        };
+        var nameField = new TextField
+        {
+            Text = currentDisplayName ?? "",
+            X = 17,
+            Y = 1,
+            Width = Dim.Fill(2)
+        };
+
+        // Bio
+        var bioLabel = new Label
+        {
+            Text = "Bio:",
+            X = 1,
+            Y = 3
+        };
+        var bioField = new TextField
+        {
+            Text = currentBio ?? "",
+            X = 17,
+            Y = 3,
+            Width = Dim.Fill(2)
+        };
+
+        // Nickname Color
+        var colorLabel = new Label
+        {
+            Text = "Nickname Color:",
+            X = 1,
+            Y = 5
+        };
+        var colorField = new TextField
+        {
+            Text = currentColor ?? "",
+            X = 17,
+            Y = 5,
+            Width = Dim.Fill(2)
+        };
+
+        var colorHintLabel = new Label
+        {
+            Text = "(hex e.g. #FF5733)",
+            X = 17,
+            Y = 6
+        };
+        colorHintLabel.SetScheme(new Scheme
+        {
+            Normal = new Attribute(Color.DarkGray, Color.Blue)
+        });
+
+        // Color Preview
+        var previewLabel = new Label
+        {
+            Text = "Preview:",
+            X = 1,
+            Y = 8
+        };
+        var colorPreview = new Label
+        {
+            Text = "\u2588\u2588\u2588\u2588\u2588\u2588",
+            X = 17,
+            Y = 8
+        };
+
+        UpdateColorPreview(colorPreview, colorField.Text);
+
+        colorField.TextChanged += (sender, e) =>
+        {
+            UpdateColorPreview(colorPreview, colorField.Text);
+        };
+
+        // Buttons
+        var saveButton = new Button
+        {
+            Text = "Save",
+            IsDefault = true,
+            X = Pos.Center() - 10,
+            Y = 10
+        };
+
+        var cancelButton = new Button
+        {
+            Text = "Cancel",
+            X = Pos.Center() + 5,
+            Y = 10
+        };
+
+        saveButton.Accepting += (s, e) =>
+        {
+            var displayName = NullIfEmpty(nameField.Text?.Trim());
+            var bio = NullIfEmpty(bioField.Text?.Trim());
+            var nicknameColor = NullIfEmpty(colorField.Text?.Trim());
+
+            result = new ProfileEditResult(displayName, bio, nicknameColor);
+            e.Handled = true;
+            app.RequestStop();
+        };
+
+        cancelButton.Accepting += (s, e) =>
+        {
+            result = null;
+            e.Handled = true;
+            app.RequestStop();
+        };
+
+        dialog.Add(nameLabel, nameField, bioLabel, bioField, colorLabel, colorField,
+            colorHintLabel, previewLabel, colorPreview, saveButton, cancelButton);
+
+        nameField.SetFocus();
+        app.Run(dialog);
+
+        return result;
+    }
+
+    /// <summary>
+    /// Attempts to parse a hex color string and update the preview label color.
+    /// </summary>
+    private static void UpdateColorPreview(Label preview, string? hexColor)
+    {
+        if (string.IsNullOrWhiteSpace(hexColor))
+        {
+            preview.SetScheme(new Scheme
+            {
+                Normal = new Attribute(Color.White, Color.Blue)
+            });
+            return;
+        }
+
+        var color = ParseHexToTrueColor(hexColor.Trim());
+        preview.SetScheme(new Scheme
+        {
+            Normal = new Attribute(color, Color.Blue)
+        });
+    }
+
+    /// <summary>
+    /// Parses a hex color string to a Terminal.Gui TrueColor Color.
+    /// V2 supports TrueColor via new Color(r, g, b).
+    /// </summary>
+    private static Color ParseHexToTrueColor(string hex)
+    {
+        if (hex.StartsWith('#'))
+            hex = hex[1..];
+
+        if (hex.Length != 6 || !int.TryParse(hex, System.Globalization.NumberStyles.HexNumber, null, out var rgb))
+            return Color.White;
+
+        int r = (rgb >> 16) & 0xFF;
+        int g = (rgb >> 8) & 0xFF;
+        int b = rgb & 0xFF;
+
+        return new Color(r, g, b);
+    }
+
+    private static string? NullIfEmpty(string? value) =>
+        string.IsNullOrWhiteSpace(value) ? null : value;
+}