Unify access error message

Signed-off-by: Yuan Si <do4suki@gmail.com>

handler/api.go

@@ -143,7 +143,7 @@ func ApiHandler(ctx *gin.Context) {
 				key = "profile_info_result"
 			}
 		default:
-			// fmt.Println("Fuck you!")
+			// fmt.Println(ErrorMsg)
 			fmt.Println(v)
 			err = errors.New("invalid option")
 		}
@@ -183,24 +183,24 @@ func ApiHandler(ctx *gin.Context) {
 	authorizeStr := ctx.Request.Header["Authorize"]
 	authToken, err := utils.GetAuthorizeToken(authorizeStr)
 	if err != nil {
-		ctx.String(http.StatusForbidden, "Fuck you!")
+		ctx.String(http.StatusForbidden, ErrorMsg)
 		return
 	}
 	userId := ctx.Request.Header[http.CanonicalHeaderKey("User-ID")]
 	if len(userId) == 0 {
-		ctx.String(http.StatusForbidden, "Fuck you!")
+		ctx.String(http.StatusForbidden, ErrorMsg)
 		return
 	}
 
 	if !database.MatchTokenUid(authToken, userId[0]) {
-		ctx.String(http.StatusForbidden, "Fuck you!")
+		ctx.String(http.StatusForbidden, ErrorMsg)
 		return
 	}
 
 	nonce, err := utils.GetAuthorizeNonce(authorizeStr)
 	if err != nil {
 		fmt.Println(err)
-		ctx.String(http.StatusForbidden, "Fuck you!")
+		ctx.String(http.StatusForbidden, ErrorMsg)
 		return
 	}
 	nonce++