Add custom colors

2026-02-13 14:13:32 -07:00
parent 91ef4f41dd
commit e971a5f329
11 changed files with 989 additions and 135 deletions
@@ -0,0 +1,74 @@
+using System.Text.RegularExpressions;
+using Media.JoshHeaps.Net.Services;
+using Microsoft.AspNetCore.Mvc;
+using System.Security.Claims;
+
+namespace Media.JoshHeaps.Net.Api;
+
+[ApiController]
+[Route("api/theme")]
+public partial class ThemeApi(ThemeService themeService) : ControllerBase
+{
+    private static readonly HashSet<string> ValidCssVariables =
+    [
+        "--bg-primary", "--bg-secondary", "--bg-tertiary", "--bg-hover",
+        "--text-primary", "--text-secondary",
+        "--border-primary", "--border-secondary",
+        "--accent-primary", "--accent-hover",
+        "--danger", "--danger-hover", "--success"
+    ];
+
+    [GeneratedRegex(@"^#[0-9a-fA-F]{6}$")]
+    private static partial Regex HexColorRegex();
+
+    [HttpGet("my")]
+    public async Task<IActionResult> GetMyTheme()
+    {
+        var userId = GetUserIdFromAuth();
+        if (userId == null) return Unauthorized();
+
+        var theme = await themeService.GetUserThemeAsync(userId.Value);
+        if (theme == null)
+        {
+            return Ok(new { baseTheme = "light", colorOverrides = new Dictionary<string, string>() });
+        }
+
+        return Ok(new { baseTheme = theme.BaseTheme, colorOverrides = theme.ColorOverrides });
+    }
+
+    [HttpPut("my")]
+    public async Task<IActionResult> SaveMyTheme([FromBody] SaveThemeRequest request)
+    {
+        var userId = GetUserIdFromAuth();
+        if (userId == null) return Unauthorized();
+
+        if (request.BaseTheme != "dark" && request.BaseTheme != "light")
+            return BadRequest("baseTheme must be 'dark' or 'light'");
+
+        foreach (var (key, value) in request.ColorOverrides)
+        {
+            if (!ValidCssVariables.Contains(key))
+                return BadRequest($"Invalid CSS variable: {key}");
+            if (!HexColorRegex().IsMatch(value))
+                return BadRequest($"Invalid hex color for {key}: {value}");
+        }
+
+        await themeService.SaveUserThemeAsync(userId.Value, request.BaseTheme, request.ColorOverrides);
+        return Ok();
+    }
+
+    private long? GetUserIdFromAuth()
+    {
+        var userIdClaim = User.FindFirst(ClaimTypes.NameIdentifier)?.Value;
+        if (!string.IsNullOrEmpty(userIdClaim) && long.TryParse(userIdClaim, out var jwtUserId))
+            return jwtUserId;
+
+        var userIdString = HttpContext.Session.GetString("UserId");
+        if (!string.IsNullOrEmpty(userIdString) && long.TryParse(userIdString, out var sessionUserId))
+            return sessionUserId;
+
+        return null;
+    }
+}
+
+public record SaveThemeRequest(string BaseTheme, Dictionary<string, string> ColorOverrides);