feat(admin): added admin panel

internal/api/admin_user_handler.go

@@ -0,0 +1,40 @@
+package api
+
+import (
+	"encoding/json"
+	"net/http"
+	"strconv"
+
+	"gitea.mrixs.me/minecraft-platform/backend/internal/database"
+	"github.com/go-chi/chi/v5"
+)
+
+type AdminUserHandler struct {
+	UserRepo *database.UserRepository
+}
+
+func (h *AdminUserHandler) GetAllUsers(w http.ResponseWriter, r *http.Request) {
+	users, err := h.UserRepo.GetAllUsers(r.Context())
+	if err != nil {
+		http.Error(w, "Failed to get users", http.StatusInternalServerError)
+		return
+	}
+	json.NewEncoder(w).Encode(users)
+}
+
+func (h *AdminUserHandler) UpdateUserRole(w http.ResponseWriter, r *http.Request) {
+	userID, _ := strconv.Atoi(chi.URLParam(r, "id"))
+	var payload struct {
+		Role string `json:"role"`
+	}
+	if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
+		http.Error(w, "Invalid request body", http.StatusBadRequest)
+		return
+	}
+	// TODO: Валидация роли
+	if err := h.UserRepo.UpdateUserRole(r.Context(), userID, payload.Role); err != nil {
+		http.Error(w, "Failed to update role", http.StatusInternalServerError)
+		return
+	}
+	w.WriteHeader(http.StatusOK)
+}

internal/api/middleware.go

@@ -11,9 +11,9 @@ import (
 
 type contextKey string
 
-const UserIDContextKey = contextKey("userID")
+const ClaimsContextKey = contextKey("claims")
 
-// AuthMiddleware проверяет JWT токен и добавляет user_id в контекст запроса.
+// AuthMiddleware проверяет JWT токен и добавляет claims в контекст запроса.
 func AuthMiddleware(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		authHeader := r.Header.Get("Authorization")
@@ -52,14 +52,28 @@ func AuthMiddleware(next http.Handler) http.Handler {
 			return
 		}
 
-		userIDFloat, ok := claims["user_id"].(float64)
-		if !ok {
-			http.Error(w, "Invalid user_id in token", http.StatusUnauthorized)
-			return
-		}
-		userID := int(userIDFloat)
-
-		ctx := context.WithValue(r.Context(), UserIDContextKey, userID)
+		// Добавляем claims в контекст
+		ctx := context.WithValue(r.Context(), ClaimsContextKey, claims)
 		next.ServeHTTP(w, r.WithContext(ctx))
 	})
 }
+
+// AdminMiddleware проверяет, что пользователь аутентифицирован и имеет роль 'admin'.
+func AdminMiddleware(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		// Получаем claims из контекста
+		claims, ok := r.Context().Value(ClaimsContextKey).(jwt.MapClaims)
+		if !ok {
+			http.Error(w, "Could not get claims from context", http.StatusInternalServerError)
+			return
+		}
+
+		role, ok := claims["role"].(string)
+		if !ok || role != "admin" {
+			http.Error(w, "Forbidden: insufficient permissions", http.StatusForbidden)
+			return
+		}
+
+		next.ServeHTTP(w, r)
+	})
+}

internal/api/profile_handler.go

@@ -8,6 +8,7 @@ import (
 	"gitea.mrixs.me/minecraft-platform/backend/internal/core"
 	"gitea.mrixs.me/minecraft-platform/backend/internal/database"
 	"github.com/go-chi/chi/v5"
+	"github.com/golang-jwt/jwt/v5"
 	"github.com/google/uuid"
 )
 
@@ -39,11 +40,18 @@ func (h *ProfileHandler) GetProfile(w http.ResponseWriter, r *http.Request) {
 }
 
 func (h *ProfileHandler) UploadSkin(w http.ResponseWriter, r *http.Request) {
-	userID, ok := r.Context().Value(UserIDContextKey).(int)
+	// Получаем claims из контекста
+	claims, ok := r.Context().Value(ClaimsContextKey).(jwt.MapClaims)
 	if !ok {
-		http.Error(w, "Could not get user ID from context", http.StatusInternalServerError)
+		http.Error(w, "Could not get claims from context", http.StatusInternalServerError)
 		return
 	}
+	userIDFloat, ok := claims["user_id"].(float64)
+	if !ok {
+		http.Error(w, "Invalid user_id in token", http.StatusInternalServerError)
+		return
+	}
+	userID := int(userIDFloat)
 
 	r.ParseMultipartForm(256 << 10) // 256KB