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Update tutorials per new Model interface-based structure

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This commit is contained in:
Christian Rocha
2020-10-15 20:26:02 -04:00
parent c72ee756dd
commit 9c5d4268ba
7 changed files with 203 additions and 183 deletions
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14
tutorials/commands/main.go
View File

@@ -33,13 +33,11 @@ type errMsg struct{ err error }
// error interface on the message.
func (e errMsg) Error() string { return e.err.Error() }
func initialize() (tea.Model, tea.Cmd) {
return model{}, checkServer
func (m model) Init() tea.Cmd {
return checkServer
}
func update(msg tea.Msg, mdl tea.Model) (tea.Model, tea.Cmd) {
m, _ := mdl.(model)
func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
switch msg := msg.(type) {
case statusMsg:
@@ -59,9 +57,7 @@ func update(msg tea.Msg, mdl tea.Model) (tea.Model, tea.Cmd) {
return m, nil
}
func view(mdl tea.Model) string {
m, _ := mdl.(model)
func (m model) View() string {
if m.err != nil {
return fmt.Sprintf("\nWe had some trouble: %v\n\n", m.err)
}
@@ -74,7 +70,7 @@ func view(mdl tea.Model) string {
}
func main() {
if err := tea.NewProgram(initialize, update, view).Start(); err != nil {
if err := tea.NewProgram(model{}).Start(); err != nil {
fmt.Printf("Uh oh, there was an error: %v\n", err)
os.Exit(1)
}