presenterlisttransactions

package

v0.0.0-...-97d844a Latest Latest Go to latest Published: Apr 2, 2021 License: MIT Imports: 6 Imported by: 0

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View Source

var ErrDataHasOddLength = errors.New("data has odd length")

ErrDataHasOddLength ...

View Source

var ErrNoDataToPresent = errors.New("did not receive data to present")

ErrNoDataToPresent ...

This section is empty.

type Presenter struct {
	// contains filtered or unexported fields
}

Presenter repackages transactions into a view model

func NewPresenter() (*Presenter, error)

NewPresenter creates a new presenter instance

func (p *Presenter) OutputData() ([]string, error)

OutputData returns the output data already converted to strings

func (p *Presenter) Present(data []map[string]*transaction.Money) error

Present receives data from the interactor and transforms it in data suitable to be sent to the view model.

func (p *Presenter) ViewModel() (*ViewModel, error)

ViewModel returns an object with the data to be presented

type ViewModel struct {
	// contains filtered or unexported fields
}

ViewModel contains data to be shown.

func NewViewModel(data []string) (*ViewModel, error)

NewViewModel creates a view model instance

func (vm *ViewModel) Write(view Viewer)

Writes the data into a view

type Viewer interface {
	io.Writer
}

Viewer interface