howmuch/internal/pkg/core/core.go

// MIT License
//
// Copyright (c) 2024 vinchent <vinchent@vinchent.xyz>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

package core

import (
	"net/http"

	"git.vinchent.xyz/vinchent/howmuch/internal/pkg/errno"
)

type ErrResponse struct {
	Code    string `json:"code"`
	Message string `json:"message"`
}

// WriteResponse writes the response to the HTTP response writer with HTTP code
// and potential errors.
func WriteResponse(c Context, err error, data any) {
	// No error, write json response directly
	if err == nil {
		c.JSON(http.StatusOK, data)
		return
	}

	error := errno.Decode(err)
	c.JSON(error.HTTP, ErrResponse{
		Code:    error.Code,
		Message: error.Message,
	})
}