itor/gui/select.go

79 lines
1.6 KiB
Go

package gui
import (
"fmt"
tea "github.com/charmbracelet/bubbletea"
)
func (m *model) updateSelect(msg tea.Msg) (tea.Model, tea.Cmd) {
switch msg := msg.(type) {
// Is it a key press?
case tea.KeyMsg:
switch msg.String() {
case "ctrl+c", "q":
return m, tea.Quit
// The "up" and "k" keys move the cursor up
case "up", "k":
if m.cursor > 0 {
m.cursor--
}
// The "down" and "j" keys move the cursor down
case "down", "j":
if m.cursor < len(m.cards)-1 {
m.cursor++
}
// MODES
case "d":
m.switchMode(Draw)
case "c":
m.switchMode(Create)
// The "enter" key and the spacebar (a literal space) toggle
// the selected state for the item that the cursor is pointing at.
case "enter", " ":
_, ok := m.selected[m.cursor]
if ok {
delete(m.selected, m.cursor)
} else {
m.selected[m.cursor] = struct{}{}
}
}
}
// Return the updated model to the Bubble Tea runtime for processing.
// Note that we're not returning a command.
return m, nil
}
func (m *model) viewSelect() string {
s := "Select cards to query:\n\n"
// Iterate over our choices
for i, choice := range m.cards {
// Is the cursor pointing at this choice?
cursor := " " // no cursor
if m.cursor == i {
cursor = ">" // cursor!
}
// Is this choice selected?
checked := " " // not selected
if _, ok := m.selected[i]; ok {
checked = "✓" // selected!
}
// Render the row
s += fmt.Sprintf("%s [%s] %s\n", cursor, checked, choice.Front)
}
// The footer
s += "\nPress c to Create (_unimplemented_).\nPress d to Draw.\nPress q to quit.\n"
// Send the UI for rendering
return s
}