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47 lines
872 B
Go
47 lines
872 B
Go
package context
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import (
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"github.com/jesseduffield/lazygit/pkg/gui/context/traits"
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"github.com/jesseduffield/lazygit/pkg/gui/types"
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)
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type ListViewModel[T any] struct {
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*traits.ListCursor
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getModel func() []T
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}
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func NewListViewModel[T any](getModel func() []T) *ListViewModel[T] {
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self := &ListViewModel[T]{
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getModel: getModel,
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}
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self.ListCursor = traits.NewListCursor(self)
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return self
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}
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func (self *ListViewModel[T]) Len() int {
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return len(self.getModel())
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}
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func (self *ListViewModel[T]) GetSelected() T {
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if self.Len() == 0 {
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return Zero[T]()
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}
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return self.getModel()[self.GetSelectedLineIdx()]
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}
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func (self *ListViewModel[T]) GetItems() []T {
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return self.getModel()
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}
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func Zero[T any]() T {
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return *new(T)
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}
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func (self *ListViewModel[T]) GetItem(index int) types.HasUrn {
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item := self.getModel()[index]
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return any(item).(types.HasUrn)
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}
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