🐛 Fixes of translation api

DysonNetwork.Sphere/Translation/TranslationController.cs

@@ -12,7 +12,7 @@ namespace DysonNetwork.Sphere.Translation;
 public class TranslationController(ITranslationProvider provider, ICacheService cache) : ControllerBase
 {
     private const string CacheKeyPrefix = "translation:";
-    
+
     private static string GenerateCacheKey(string text, string targetLanguage)
     {
         var inputBytes = Encoding.UTF8.GetBytes($"{text}:{targetLanguage}");
@@ -22,27 +22,31 @@ public class TranslationController(ITranslationProvider provider, ICacheService
 
     [HttpPost]
     [Authorize]
-    public async Task<ActionResult<string>> Translate([FromBody] string text, [FromQuery(Name = "lang")] string targetLanguage)
+    public async Task<ActionResult<string>> Translate(
+        [FromBody] string text,
+        [FromQuery(Name = "from")] string targetLanguage,
+        [FromQuery(Name = "to")] string? sourceLanguage
+    )
     {
         if (HttpContext.Items["CurrentUser"] is not Account currentUser) return Unauthorized();
         if (currentUser.PerkSubscription is null)
             return StatusCode(403, "You need a subscription to use this feature.");
-        
+
         // Generate cache key
         var cacheKey = GenerateCacheKey(text, targetLanguage);
-        
+
         // Try to get from cache first
         var (found, cachedResult) = await cache.GetAsyncWithStatus<string>(cacheKey);
         if (found && cachedResult != null)
             return Ok(cachedResult);
-            
+
         // If not in cache, translate and cache the result
         var result = await provider.Translate(text, targetLanguage);
         if (!string.IsNullOrEmpty(result))
         {
             await cache.SetAsync(cacheKey, result, TimeSpan.FromHours(24)); // Cache for 24 hours
         }
-        
+
         return result;
     }
 }