package handlers

import (
	"bookhoard/internal/database"
	"net/http"

	"github.com/labstack/echo/v5"
)

// GetAuthenticatedUser safely retrieves the authenticated user from context
// Returns an error if the user is not found in context or type assertion fails
func GetAuthenticatedUser(c *echo.Context) (database.Users, error) {
	user, ok := c.Get("user").(database.Users)
	if !ok {
		return database.Users{}, echo.NewHTTPError(http.StatusInternalServerError, "authentication context error")
	}
	return user, nil
}

// MustGetAuthenticatedUser gets user or panics
// Only use this after authentication middleware has verified the user
// Panicking here indicates a serious bug in the middleware chain
func MustGetAuthenticatedUser(c *echo.Context) database.Users {
	user, err := GetAuthenticatedUser(c)
	if err != nil {
		panic(err) // Should never happen if authentication middleware is working correctly
	}
	return user
}