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package views
import (
"fmt"
"github.com/boozec/rahanna/internal/network"
"github.com/charmbracelet/bubbles/list"
tea "github.com/charmbracelet/bubbletea"
"github.com/notnil/chess"
)
// UpdateMovesListMsg is a message to update the moves list
type UpdateMovesListMsg struct{}
// ChessMoveMsg is a message containing a received chess move.
type ChessMoveMsg string
type item struct {
title string
}
func (i item) Title() string { return i.title }
func (i item) Description() string { return "" }
func (i item) FilterValue() string { return i.title }
func (m *GameModel) getMoves() tea.Cmd {
m.network.AddReceiveFunction(func(msg network.Message) {
payload := string(msg.Payload)
m.incomingMoves <- payload
})
return func() tea.Msg {
move := <-m.incomingMoves
if move == "🏳️" {
return EndGameMsg{abandoned: true}
}
return ChessMoveMsg(move)
}
}
func (m *GameModel) updateMovesListCmd() tea.Cmd {
return func() tea.Msg {
return UpdateMovesListMsg{}
}
}
func (m GameModel) handleUpdateMovesListMsg() GameModel {
if m.isMyTurn() && m.game != nil {
var items []list.Item
for _, move := range m.chessGame.ValidMoves() {
var promo string
if move.Promo().String() != "" {
promo = " " + move.Promo().String()
}
items = append(
items,
item{title: fmt.Sprintf("%s → %s%s", move.S1().String(), move.S2().String(), promo)},
)
}
m.availableMovesList.SetItems(items)
m.availableMovesList.Title = "Choose a move"
m.availableMovesList.Select(0)
m.availableMovesList.SetShowFilter(true)
m.availableMovesList.SetFilteringEnabled(true)
m.availableMovesList.ResetFilter()
}
return m
}
func (m GameModel) handleChessMoveMsg(msg ChessMoveMsg) (GameModel, tea.Cmd) {
err := m.chessGame.MoveStr(string(msg))
cmds := []tea.Cmd{m.getMoves(), m.updateMovesListCmd()}
if err != nil {
m.err = err
} else {
m.turn++
m.err = nil
}
if m.chessGame.Outcome() != chess.NoOutcome {
cmds = append(cmds, m.endGame(m.chessGame.Outcome().String()))
}
return m, tea.Batch(cmds...)
}
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