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35 lines
617 B
Go
35 lines
617 B
Go
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package context
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import "github.com/jesseduffield/lazygit/pkg/gui/context/traits"
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type BasicViewModel[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 NewBasicViewModel[T any](getModel func() []T) *BasicViewModel[T] {
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self := &BasicViewModel[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 *BasicViewModel[T]) Len() int {
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return len(self.getModel())
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}
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func (self *BasicViewModel[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 Zero[T any]() T {
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return *new(T)
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}
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