first commit

internal/middleware/auth.go

@@ -0,0 +1,69 @@
+package middleware
+
+import (
+	"net/http"
+	"strings"
+
+	"cardverse/internal/pkg/response"
+	"cardverse/internal/pkg/utils"
+
+	"github.com/gin-gonic/gin"
+)
+
+func AuthRequired() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		authHeader := c.GetHeader("Authorization")
+		if authHeader == "" {
+			response.Error(c, http.StatusUnauthorized, "token tidak ditemukan", nil)
+			c.Abort()
+			return
+		}
+
+		parts := strings.SplitN(authHeader, " ", 2)
+		if len(parts) != 2 || strings.ToLower(parts[0]) != "bearer" {
+			response.Error(c, http.StatusUnauthorized, "format token tidak valid", nil)
+			c.Abort()
+			return
+		}
+
+		claims, err := utils.ValidateToken(parts[1])
+		if err != nil {
+			response.Error(c, http.StatusUnauthorized, "token tidak valid atau kedaluwarsa", err.Error())
+			c.Abort()
+			return
+		}
+
+		c.Set("user_id", claims.UserID)
+		c.Set("email", claims.Email)
+		c.Set("role", claims.Role)
+		c.Next()
+	}
+}
+
+func RequireRoles(allowedRoles ...string) gin.HandlerFunc {
+	return func(c *gin.Context) {
+		roleVal, exists := c.Get("role")
+		if !exists {
+			response.Error(c, http.StatusUnauthorized, "akses ditolak: autentikasi diperlukan", nil)
+			c.Abort()
+			return
+		}
+
+		userRole, ok := roleVal.(string)
+		if !ok {
+			response.Error(c, http.StatusForbidden, "akses ditolak: role tidak valid", nil)
+			c.Abort()
+			return
+		}
+
+		for _, role := range allowedRoles {
+			if strings.EqualFold(userRole, role) {
+				c.Next()
+				return
+			}
+		}
+
+		response.Error(c, http.StatusForbidden, "akses ditolak: anda tidak memiliki hak akses", nil)
+		c.Abort()
+	}
+}