// Package handlers contains HTTP request handlers
package handlers

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

// ErrorResponse represents an API error response
type ErrorResponse struct {
	Error   string `json:"error"`
	Message string `json:"message,omitempty"`
}

// NotImplemented returns a 501 Not Implemented response
func NotImplemented(w http.ResponseWriter, r *http.Request) {
	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(http.StatusNotImplemented)
	json.NewEncoder(w).Encode(ErrorResponse{
		Error:   "not_implemented",
		Message: "This endpoint is not yet implemented",
	})
}

// JSON writes a JSON response with the given status code
func JSON(w http.ResponseWriter, status int, data interface{}) {
	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(status)
	json.NewEncoder(w).Encode(data)
}

// Error writes a JSON error response
func Error(w http.ResponseWriter, status int, err string, message string) {
	JSON(w, status, ErrorResponse{Error: err, Message: message})
}