boxes-api/boxes_handlers.go

package main

import (
	"encoding/json"
	"fmt"
	"net/http"

	"github.com/gorilla/mux"
)

// getBoxesHandler handles the GET /boxes endpoint.
func GetBoxesHandler(w http.ResponseWriter, r *http.Request) {
	log := GetLogger()
	log.Info("Received %s request to %s", r.Method, r.URL)

	var boxes []Box
	db.Find(&boxes)
	json.NewEncoder(w).Encode(boxes)
}

func GetBoxHandler(w http.ResponseWriter, r *http.Request) {
	log := GetLogger()
	vars := mux.Vars(r)
	id := vars["id"]

	var box Box
	if err := db.First(&box, id).Error; err != nil {
		log.Warn("Box not found with ID: %s", id)
		http.Error(w, "Box not found", http.StatusNotFound)
		return
	}

	json.NewEncoder(w).Encode(box)
}

// createBoxHandler handles the POST /boxes endpoint.
func CreateBoxHandler(w http.ResponseWriter, r *http.Request) {
	log := GetLogger()
	var box Box
	err := json.NewDecoder(r.Body).Decode(&box)
	if err != nil {
		log.Error("Failed to decode box creation request: %v", err)
		http.Error(w, "Invalid request body", http.StatusBadRequest)
		return
	}

	db.Create(&box)

	// Create a response struct to include the ID
	type createBoxResponse struct {
		ID   uint   `json:"id"`
		Name string `json:"name"`
	}

	response := createBoxResponse{
		ID:   box.ID,
		Name: box.Name,
	}

	log.DatabaseAction("create", fmt.Sprintf("Created box with ID %d", box.ID))
	json.NewEncoder(w).Encode(response)
}

// deleteBoxHandler handles the DELETE /boxes/{id} endpoint.
func DeleteBoxHandler(w http.ResponseWriter, r *http.Request) {
	log := GetLogger()
	vars := mux.Vars(r)
	id := vars["id"]

	// Retrieve the box from the database
	var box Box
	if err := db.First(&box, id).Error; err != nil {
		log.Warn("Attempt to delete non-existent box with ID: %s", id)
		http.Error(w, "Box not found", http.StatusNotFound)
		return
	}

	// Delete the box
	db.Delete(&box)
	log.DatabaseAction("delete", fmt.Sprintf("Deleted box with ID %d", box.ID))
	w.WriteHeader(http.StatusNoContent) // 204 No Content
}