package companies

import "fmt"

//ErrCompanyNotFound occurs when a company is not found.
type ErrCompanyNotFound struct{}

//Error returns error message
func (e *ErrCompanyNotFound) Error() string {
	return "company not found"
}

//NewErrCompanyNotFound occurs when a company is not found.
func NewErrCompanyNotFound() error {
	return &ErrCompanyNotFound{}
}

//ErrInvalidArgument occurs when an argument is invalid.
type ErrInvalidArgument struct {
	argument string
	message  string
}

//Error returns error message
func (e *ErrInvalidArgument) Error() string {
	return fmt.Sprintf("invalid argument: %s (%s)", e.argument, e.message)
}

//NewErrInvalidArgument occurs when an argument is invalid.
func NewErrInvalidArgument(argument string, message string) error {
	return &ErrInvalidArgument{argument, message}
}

//ErrCompanyRepositoryErr occurs when something in the company repository went wrong.
type ErrCompanyRepositoryErr struct {
	message  string
	original error
}

//Error returns error message
func (e *ErrCompanyRepositoryErr) Error() string {
	return fmt.Sprintf("%s: %s", e.message, e.original.Error())
}

//NewErrCompanyRepositoryErr occurs when something in the company repository went wrong.
func NewErrCompanyRepositoryErr(message string, original error) error {
	return &ErrCompanyRepositoryErr{message, original}
}

//ErrAuthFailed occurs when something in the auth client went wrong.
type ErrAuthFailed struct {
	original error
}

//Error returns error message
func (e *ErrAuthFailed) Error() string {
	return fmt.Sprintf("authentication failed: %s", e.original.Error())
}

//NewErrAuthFailed occurs when something in the auth client went wrong.
func NewErrAuthFailed(original error) error {
	return &ErrAuthFailed{original}
}

//ErrUnauthorized occurs when a user is not found.
type ErrUnauthorized struct{}

//Error returns error message
func (e *ErrUnauthorized) Error() string {
	return "unauthorized"
}

//NewErrUnauthorized occurs when a user is not found.
func NewErrUnauthorized() error {
	return &ErrUnauthorized{}
}