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package context
import (
"strconv"
"strings"
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/gui/keybindings"
"github.com/jesseduffield/lazygit/pkg/gui/types"
"github.com/jesseduffield/lazygit/pkg/utils"
)
type CommitMessageContext struct {
c *ContextCommon
types.Context
viewModel *CommitMessageViewModel
}
var _ types.Context = (*CommitMessageContext)(nil)
// when selectedIndex (see below) is set to this value, it means that we're not
// currently viewing a commit message of an existing commit: instead we're making our own
// new commit message
const NoCommitIndex = -1
type CommitMessageViewModel struct {
// index of the commit message, where -1 is 'no commit', 0 is the HEAD commit, 1
// is the prior commit, and so on
selectedindex int
// if true, then upon escaping from the commit message panel, we will preserve
// the message so that it's still shown next time we open the panel
preserveMessage bool
// the full preserved message (combined summary and description)
preservedMessage string
// invoked when pressing enter in the commit message panel
onConfirm func(string, string) error
// invoked when pressing the switch-to-editor key binding
onSwitchToEditor func(string) error
// The message typed in before cycling through history
// We store this separately to 'preservedMessage' because 'preservedMessage'
// is specifically for committing staged files and we don't want this affected
// by cycling through history in the context of rewording an old commit.
historyMessage string
}
func NewCommitMessageContext(
c *ContextCommon,
) *CommitMessageContext {
viewModel := &CommitMessageViewModel{}
return &CommitMessageContext{
c: c,
viewModel: viewModel,
Context: NewSimpleContext(
NewBaseContext(NewBaseContextOpts{
Kind: types.PERSISTENT_POPUP,
View: c.Views().CommitMessage,
WindowName: "commitMessage",
Key: COMMIT_MESSAGE_CONTEXT_KEY,
Focusable: true,
HasUncontrolledBounds: true,
}),
),
}
}
func (self *CommitMessageContext) SetSelectedIndex(value int) {
self.viewModel.selectedindex = value
}
func (self *CommitMessageContext) GetSelectedIndex() int {
return self.viewModel.selectedindex
}
func (self *CommitMessageContext) GetPreserveMessage() bool {
return self.viewModel.preserveMessage
}
func (self *CommitMessageContext) GetPreservedMessage() string {
return self.viewModel.preservedMessage
}
func (self *CommitMessageContext) SetPreservedMessage(message string) {
self.viewModel.preservedMessage = message
}
func (self *CommitMessageContext) GetHistoryMessage() string {
return self.viewModel.historyMessage
}
func (self *CommitMessageContext) SetHistoryMessage(message string) {
self.viewModel.historyMessage = message
}
func (self *CommitMessageContext) OnConfirm(summary string, description string) error {
return self.viewModel.onConfirm(summary, description)
}
func (self *CommitMessageContext) SetPanelState(
index int,
summaryTitle string,
descriptionTitle string,
preserveMessage bool,
onConfirm func(string, string) error,
onSwitchToEditor func(string) error,
) {
self.viewModel.selectedindex = index
self.viewModel.preserveMessage = preserveMessage
self.viewModel.onConfirm = onConfirm
self.viewModel.onSwitchToEditor = onSwitchToEditor
self.GetView().Title = summaryTitle
self.c.Views().CommitDescription.Title = descriptionTitle
self.c.Views().CommitDescription.Subtitle = utils.ResolvePlaceholderString(self.c.Tr.CommitDescriptionSubTitle,
map[string]string{
"togglePanelKeyBinding": keybindings.Label(self.c.UserConfig.Keybinding.Universal.TogglePanel),
"commitMenuKeybinding": keybindings.Label(self.c.UserConfig.Keybinding.CommitMessage.CommitMenu),
})
}
func (self *CommitMessageContext) RenderCommitLength() {
if !self.c.UserConfig.Gui.CommitLength.Show {
return
}
self.c.Views().CommitMessage.Subtitle = getBufferLength(self.c.Views().CommitMessage)
}
func getBufferLength(view *gocui.View) string {
return " " + strconv.Itoa(strings.Count(view.TextArea.GetContent(), "")-1) + " "
}
func (self *CommitMessageContext) SwitchToEditor(message string) error {
return self.viewModel.onSwitchToEditor(message)
}
func (self *CommitMessageContext) CanSwitchToEditor() bool {
return self.viewModel.onSwitchToEditor != nil
}
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