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// Copyright (C) 2025 Vince Vasta
// SPDX-License-Identifier: Apache-2.0
//! Connection dialog view.
use eframe::egui::*;
use log::error;
use freezeout_core::{crypto::SigningKey, message::Message, poker::Chips};
use crate::{AccountView, App, AppData, ConnectionEvent, View};
const TEXT_FONT: FontId = FontId::new(16.0, FontFamily::Monospace);
const LABEL_FONT: FontId = FontId::new(16.0, FontFamily::Monospace);
/// Connect view.
pub struct ConnectView {
passphrase: String,
player_id: String,
nickname: String,
chips: Chips,
error: String,
server_joined: bool,
}
impl Default for ConnectView {
fn default() -> Self {
let sk = SigningKey::default();
Self {
passphrase: sk.phrase(),
player_id: sk.verifying_key().peer_id().digits(),
nickname: String::default(),
chips: Chips::default(),
error: String::default(),
server_joined: false,
}
}
}
impl ConnectView {
/// Creates a new connect view.
pub fn new(storage: Option<&dyn eframe::Storage>, app: &App) -> Self {
app.get_storage(storage)
.map(|d| {
let sk = SigningKey::from_phrase(&d.passphrase).unwrap_or_default();
ConnectView {
passphrase: sk.phrase(),
player_id: sk.verifying_key().peer_id().digits(),
nickname: d.nickname,
chips: Chips::default(),
error: String::new(),
server_joined: false,
}
})
.unwrap_or_default()
}
fn assign_key(&mut self, sk: &SigningKey) {
self.passphrase = sk.phrase();
self.player_id = sk.verifying_key().peer_id().digits();
}
}
impl View for ConnectView {
fn update(&mut self, ctx: &Context, frame: &mut eframe::Frame, app: &mut App) {
while let Some(event) = app.poll_network() {
match event {
ConnectionEvent::Open => {
app.send_message(Message::JoinServer {
nickname: self.nickname.to_string(),
});
}
ConnectionEvent::Close => {
self.error = "Connection closed".to_string();
}
ConnectionEvent::Error(e) => {
self.error = format!("Connection error {e}");
}
ConnectionEvent::Message(msg) => {
if let Message::ServerJoined { nickname, chips } = msg.message() {
self.nickname = nickname.to_string();
self.chips = *chips;
self.server_joined = true;
}
}
}
}
Window::new("Login")
.collapsible(false)
.resizable(false)
.anchor(Align2::CENTER_TOP, vec2(0.0, 150.0))
.max_width(400.0)
.show(ctx, |ui| {
ui.group(|ui| {
ui.horizontal(|ui| {
ui.label(RichText::new("Nickname").font(LABEL_FONT));
TextEdit::singleline(&mut self.nickname)
.hint_text("Nickname")
.char_limit(10)
.desired_width(310.0)
.font(TEXT_FONT)
.show(ui);
});
});
ui.add_space(10.0);
ui.group(|ui| {
ui.horizontal(|ui| {
ui.label(RichText::new("Private Passphrase").font(LABEL_FONT));
ui.add_space(125.0);
if ui
.button(RichText::new("Generate").font(TEXT_FONT))
.clicked()
{
self.error.clear();
let sk = SigningKey::default();
self.assign_key(&sk);
}
});
// Copy passphrase from clipboard by replacing current text
ui.input(|i| {
for event in &i.events {
if let Event::Paste(text) = event {
if let Ok(sk) = SigningKey::from_phrase(text) {
self.error.clear();
self.assign_key(&sk);
} else {
self.error = "Invalid clipboard passphrase".to_string();
}
}
}
});
// Copy field value to avoid editing, these fields can only be
// changed by pasting the passphrase or with the generate button.
let mut passphrase = self.passphrase.clone();
TextEdit::multiline(&mut passphrase)
.char_limit(215)
.desired_rows(5)
.desired_width(400.0)
.font(TEXT_FONT)
.show(ui);
ui.add_space(5.0);
ui.label(RichText::new("Public Identifier").font(LABEL_FONT));
let mut player_id = self.player_id.clone();
TextEdit::singleline(&mut player_id)
.desired_width(400.0)
.font(TEXT_FONT)
.show(ui);
});
ui.add_space(10.0);
ui.vertical_centered(|ui| {
if !self.error.is_empty() {
ui.label(
RichText::new(&self.error)
.font(TEXT_FONT)
.color(Color32::RED),
);
ui.add_space(5.0);
}
let btn = Button::new(RichText::new("Connect").font(TEXT_FONT));
if ui.add_sized(vec2(120.0, 30.0), btn).clicked() {
self.error.clear();
if self.nickname.trim().is_empty() {
self.error = "Invalid nickname".to_string();
return;
}
let sk = if let Ok(sk) = SigningKey::from_phrase(&self.passphrase) {
let data = AppData {
passphrase: self.passphrase.clone(),
nickname: self.nickname.clone(),
};
app.set_storage(frame.storage_mut(), &data);
sk
} else {
self.error = "Invalid passphrase".to_string();
return;
};
if let Err(e) = app.connect(sk, self.nickname.trim(), ctx) {
self.error = "Connect error".to_string();
error!("Connect error: {e}");
}
}
});
});
}
fn next(
&mut self,
_ctx: &Context,
_frame: &mut eframe::Frame,
app: &mut App,
) -> Option<Box<dyn View>> {
if self.server_joined {
Some(Box::new(AccountView::new(self.chips, app)))
} else {
None
}
}
}