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package helpers
import (
goContext "context"
"fmt"
"strings"
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/gui/style"
"github.com/jesseduffield/lazygit/pkg/gui/types"
"github.com/jesseduffield/lazygit/pkg/theme"
"github.com/mattn/go-runewidth"
)
type ConfirmationHelper struct {
c *HelperCommon
}
func NewConfirmationHelper(c *HelperCommon) *ConfirmationHelper {
return &ConfirmationHelper{
c: c,
}
}
// This file is for the rendering of confirmation panels along with setting and handling associated
// keybindings.
func (self *ConfirmationHelper) wrappedConfirmationFunction(cancel goContext.CancelFunc, function func() error) func() error {
return func() error {
cancel()
if err := self.c.PopContext(); err != nil {
return err
}
if function != nil {
if err := function(); err != nil {
return self.c.Error(err)
}
}
return nil
}
}
func (self *ConfirmationHelper) wrappedPromptConfirmationFunction(cancel goContext.CancelFunc, function func(string) error, getResponse func() string) func() error {
return self.wrappedConfirmationFunction(cancel, func() error {
return function(getResponse())
})
}
func (self *ConfirmationHelper) DeactivateConfirmationPrompt() {
self.c.Mutexes().PopupMutex.Lock()
self.c.State().GetRepoState().SetCurrentPopupOpts(nil)
self.c.Mutexes().PopupMutex.Unlock()
self.c.Views().Confirmation.Visible = false
self.c.Views().Suggestions.Visible = false
self.clearConfirmationViewKeyBindings()
}
// Temporary hack: we're just duplicating the logic in `gocui.lineWrap`
func getMessageHeight(wrap bool, message string, width int) int {
if !wrap {
return len(strings.Split(message, "\n"))
}
lineCount := 0
lines := strings.Split(message, "\n")
for _, line := range lines {
n := 0
lastWhitespaceIndex := -1
for i, currChr := range line {
rw := runewidth.RuneWidth(currChr)
n += rw
if n > width {
if currChr == ' ' {
n = 0
} else if currChr == '-' {
n = rw
} else if lastWhitespaceIndex != -1 && lastWhitespaceIndex+1 != i {
if line[lastWhitespaceIndex] == '-' {
n = i - lastWhitespaceIndex
} else {
n = i - lastWhitespaceIndex + 1
}
} else {
n = rw
}
lineCount++
lastWhitespaceIndex = -1
} else if currChr == ' ' || currChr == '-' {
lastWhitespaceIndex = i
}
}
lineCount++
}
return lineCount
}
func (self *ConfirmationHelper) getPopupPanelDimensions(wrap bool, prompt string) (int, int, int, int) {
panelWidth := self.getPopupPanelWidth()
panelHeight := getMessageHeight(wrap, prompt, panelWidth)
return self.getPopupPanelDimensionsAux(panelWidth, panelHeight)
}
func (self *ConfirmationHelper) getPopupPanelDimensionsForContentHeight(panelWidth, contentHeight int) (int, int, int, int) {
return self.getPopupPanelDimensionsAux(panelWidth, contentHeight)
}
func (self *ConfirmationHelper) getPopupPanelDimensionsAux(panelWidth int, panelHeight int) (int, int, int, int) {
width, height := self.c.GocuiGui().Size()
if panelHeight > height*3/4 {
panelHeight = height * 3 / 4
}
return width/2 - panelWidth/2,
height/2 - panelHeight/2 - panelHeight%2 - 1,
width/2 + panelWidth/2,
height/2 + panelHeight/2
}
func (self *ConfirmationHelper) getPopupPanelWidth() int {
width, _ := self.c.GocuiGui().Size()
// we want a minimum width up to a point, then we do it based on ratio.
panelWidth := 4 * width / 7
minWidth := 80
if panelWidth < minWidth {
if width-2 < minWidth {
panelWidth = width - 2
} else {
panelWidth = minWidth
}
}
return panelWidth
}
func (self *ConfirmationHelper) prepareConfirmationPanel(
opts types.ConfirmOpts,
) error {
self.c.Views().Confirmation.Title = opts.Title
// for now we do not support wrapping in our editor
self.c.Views().Confirmation.Wrap = !opts.Editable
self.c.Views().Confirmation.FgColor = theme.GocuiDefaultTextColor
self.c.Views().Confirmation.Mask = runeForMask(opts.Mask)
_ = self.c.Views().Confirmation.SetOrigin(0, 0)
suggestionsContext := self.c.Contexts().Suggestions
suggestionsContext.State.FindSuggestions = opts.FindSuggestionsFunc
if opts.FindSuggestionsFunc != nil {
suggestionsView := self.c.Views().Suggestions
suggestionsView.Wrap = false
suggestionsView.FgColor = theme.GocuiDefaultTextColor
suggestionsContext.SetSuggestions(opts.FindSuggestionsFunc(""))
suggestionsView.Visible = true
suggestionsView.Title = fmt.Sprintf(self.c.Tr.SuggestionsTitle, self.c.UserConfig.Keybinding.Universal.TogglePanel)
}
self.ResizeConfirmationPanel()
return nil
}
func runeForMask(mask bool) rune {
if mask {
return '*'
}
return 0
}
func (self *ConfirmationHelper) CreatePopupPanel(ctx goContext.Context, opts types.CreatePopupPanelOpts) error {
self.c.Mutexes().PopupMutex.Lock()
defer self.c.Mutexes().PopupMutex.Unlock()
_, cancel := goContext.WithCancel(ctx)
// we don't allow interruptions of non-loader popups in case we get stuck somehow
// e.g. a credentials popup never gets its required user input so a process hangs
// forever.
// The proper solution is to have a queue of popup options
currentPopupOpts := self.c.State().GetRepoState().GetCurrentPopupOpts()
if currentPopupOpts != nil &&
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