draft grpc

internal/middleware/admin.go

@@ -0,0 +1,38 @@
+//go:build ignore
+// +build ignore
+
+package middleware
+
+import (
+	"net/http"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+	"stream.api/internal/database/model"
+	"stream.api/pkg/response"
+)
+
+// RequireAdmin returns a Gin middleware that blocks non-admin users.
+// Must be placed after the auth middleware so "user" is set in the context.
+func RequireAdmin() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		userValue, exists := c.Get("user")
+		if !exists {
+			response.Error(c, http.StatusUnauthorized, "Unauthorized")
+			return
+		}
+
+		user, ok := userValue.(*model.User)
+		if !ok || user == nil {
+			response.Error(c, http.StatusUnauthorized, "Unauthorized")
+			return
+		}
+
+		if user.Role == nil || strings.ToUpper(*user.Role) != "ADMIN" {
+			response.Error(c, http.StatusForbidden, "Admin access required")
+			return
+		}
+
+		c.Next()
+	}
+}