Initial commit

server/middleware/error_handler.go

@@ -0,0 +1,69 @@
+package middleware
+
+import (
+	"errors"
+	"github.com/gofiber/fiber/v3/log"
+	"nysoure/server/model"
+
+	"github.com/gofiber/fiber/v3"
+)
+
+func ErrorHandler(c fiber.Ctx) error {
+	err := c.Next()
+	if err != nil {
+		var requestErr *model.RequestError
+		var unauthorizedErr *model.UnAuthorizedError
+		var notFoundErr *model.NotFoundError
+		if errors.As(err, &requestErr) {
+			log.Error("Request Error: ", err)
+			return c.Status(fiber.StatusBadRequest).JSON(model.Response[any]{
+				Success: false,
+				Data:    nil,
+				Message: requestErr.Error(),
+			})
+		} else if errors.As(err, &unauthorizedErr) {
+			log.Error("Unauthorized Error: ", err)
+			return c.Status(fiber.StatusUnauthorized).JSON(model.Response[any]{
+				Success: false,
+				Data:    nil,
+				Message: unauthorizedErr.Error(),
+			})
+		} else if errors.As(err, &notFoundErr) {
+			log.Error("Not Found Error: ", err)
+			return c.Status(fiber.StatusNotFound).JSON(model.Response[any]{
+				Success: false,
+				Data:    nil,
+				Message: notFoundErr.Error(),
+			})
+		} else if errors.Is(err, fiber.ErrNotFound) {
+			return c.Status(fiber.StatusNotFound).JSON(model.Response[any]{
+				Success: false,
+				Data:    nil,
+				Message: "Not found",
+			})
+		} else if errors.Is(err, fiber.ErrMethodNotAllowed) {
+			return c.Status(fiber.StatusMethodNotAllowed).JSON(model.Response[any]{
+				Success: false,
+				Data:    nil,
+				Message: "Method not allowed",
+			})
+		} else {
+			var fiberErr *fiber.Error
+			if errors.As(err, &fiberErr) {
+				if fiberErr.Code == fiber.StatusNotFound {
+					return c.Status(fiber.StatusNotFound).JSON(model.Response[any]{
+						Success: false,
+						Data:    nil,
+						Message: "Not found",
+					})
+				}
+			}
+			return c.Status(fiber.StatusInternalServerError).JSON(model.Response[any]{
+				Success: false,
+				Data:    nil,
+				Message: "Internal server error",
+			})
+		}
+	}
+	return nil
+}