67 lines
1.2 KiB
Go
67 lines
1.2 KiB
Go
package shared
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import (
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tea "github.com/charmbracelet/bubbletea"
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)
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// An analogue to tea.Model with support for checking if the model has been
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// initialized before
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type ViewModel interface {
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Init() tea.Cmd
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Update(tea.Msg) (ViewModel, tea.Cmd)
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// View methods
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Header(width int) string
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// Render the view's main content into a container of the given dimensions
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Content(width, height int) string
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Footer(width int) string
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}
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type View int
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const (
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ViewChat View = iota
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ViewConversations
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//StateSettings
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//StateHelp
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)
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type (
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// send to change the current state
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MsgViewChange View
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// sent to a state when it is entered
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MsgViewEnter struct{}
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// sent when a recoverable error occurs (displayed to user)
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MsgError struct { Err error }
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// sent when the view has handled a key input
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MsgKeyHandled tea.KeyMsg
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)
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func ViewEnter() tea.Cmd {
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return func() tea.Msg {
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return MsgViewEnter{}
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}
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}
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func ChangeView(view View) tea.Cmd {
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return func() tea.Msg {
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return MsgViewChange(view)
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}
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}
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func KeyHandled(key tea.KeyMsg) tea.Cmd {
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return func() tea.Msg {
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return MsgKeyHandled(key)
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}
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}
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func WrapError(err error) tea.Cmd {
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return func() tea.Msg {
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return MsgError{ Err: err }
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}
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}
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func AsMsgError(err error) MsgError {
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return MsgError{ Err: err }
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}
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