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package context
import "github.com/jesseduffield/lazygit/pkg/gui/context/traits"
type BasicViewModel[T any] struct {
*traits.ListCursor
getModel func() []T
}
func NewBasicViewModel[T any](getModel func() []T) *BasicViewModel[T] {
self := &BasicViewModel[T]{
getModel: getModel,
}
self.ListCursor = traits.NewListCursor(self)
return self
}
func (self *BasicViewModel[T]) Len() int {
return len(self.getModel())
}
func (self *BasicViewModel[T]) GetSelected() T {
if self.Len() == 0 {
return Zero[T]()
}
return self.getModel()[self.GetSelectedLineIdx()]
}
func Zero[T any]() T {
return *new(T)
}
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