package navigation

// PaginationBinder is an interface that everything that every type that wants to bind to an pagination component must implement.
type PaginationBinder interface {
	Page() int        // Page returns the current page, as a 1-based index. A value of 0 means there is no active page.
	Pages() int       // Pages returns the total number of pages.
	SetPage(page int) // SetPage changes the current page as a 1-based index. A value of 0 means there is no active page.
}

// PaginationInfo implements the PaginationBinder interface and represents the current state of a pagination component.
type PaginationInfo struct {
	CurrentPage int // The current page as a 1-based index. A value of 0 means there is no current page.
	TotalPages  int // The number of total pages.
}

func (p *PaginationInfo) Page() int {
	return p.CurrentPage
}

func (p *PaginationInfo) Pages() int {
	return p.TotalPages
}

func (p *PaginationInfo) SetPage(page int) {
	p.CurrentPage = page
}