rust: profile editor and quick connect

rust/app/src/chrome.rs

@@ -611,7 +611,7 @@ pub fn palette(app: &mut App, ctx: &egui::Context) {
 
 // --- prompts --------------------------------------------------------------------------------
 
-fn modal(ctx: &egui::Context, id: &str, width: f32, body: impl FnOnce(&mut Ui)) {
+pub fn modal(ctx: &egui::Context, id: &str, width: f32, body: impl FnOnce(&mut Ui)) {
     modal_backdrop(ctx);
     egui::Area::new(egui::Id::new(id)).order(egui::Order::Foreground).anchor(Align2::CENTER_CENTER, vec2(0.0, -40.0)).show(ctx, |ui| {
         egui::Frame::popup(ui.style()).corner_radius(10).inner_margin(16).show(ui, |ui| {

rust/app/src/quick_connect.rs

@@ -1,26 +1,177 @@
 //! Quick Connect dialog: an ad-hoc session without saving a profile.
-//! STUB — interface fixed; implementation pending.
 
-use crate::state::Shared;
+use crate::chrome::modal;
+use crate::state::{Request, Shared};
+use crate::theme::{self, Tokens};
+use crate::widgets;
+use egui::{ComboBox, DragValue, Key, RichText, TextEdit};
+use egui_phosphor::regular as icon;
+use nexus_core::clients::serial;
+use nexus_core::models::{Profile, Protocol};
+
+const PROTOCOLS: [Protocol; 5] = [Protocol::Ssh, Protocol::Telnet, Protocol::Raw, Protocol::Irc, Protocol::Serial];
 
-#[derive(Default)]
 pub struct QuickConnect {
     open: bool,
+    focus: bool,
+    protocol: Protocol,
+    host: String,
+    port: i64,
+    username: String,
+    nick: String,
+    ports: Vec<String>,
+}
+
+impl Default for QuickConnect {
+    fn default() -> Self {
+        QuickConnect { open: false, focus: false, protocol: Protocol::Ssh, host: String::new(), port: 22, username: String::new(), nick: "nexus".into(), ports: vec![] }
+    }
 }
 
 impl QuickConnect {
     pub fn open(&mut self) {
         self.open = true;
+        self.focus = true;
+        self.host.clear();
+        if self.protocol == Protocol::Serial {
+            self.ports = serial::list_ports();
+        }
     }
 
-    pub fn is_open(&self) -> bool {
+    fn set_protocol(&mut self, p: Protocol) {
-        self.open
+        self.protocol = p;
+        self.port = Profile::new(p).port;
+        if p == Protocol::Serial {
+            self.ports = serial::list_ports();
+        }
+    }
+
+    /// The profile to connect, or None when the host is empty.
+    fn profile(&self) -> Option<Profile> {
+        let host = self.host.trim();
+        if host.is_empty() {
+            return None;
+        }
+        let mut p = Profile::new(self.protocol);
+        p.host = host.into();
+        p.display_name = host.into();
+        if self.protocol != Protocol::Serial {
+            p.port = self.port;
+        }
+        if matches!(self.protocol, Protocol::Ssh | Protocol::Irc) {
+            p.username = self.username.trim().into();
+        }
+        if let Some(c) = &mut p.irc
+            && !self.nick.trim().is_empty()
+        {
+            c.nick = self.nick.trim().into();
+        }
+        Some(p)
     }
 
     /// Called every frame; draws its window(s) while open.
-    pub fn ui(&mut self, ctx: &egui::Context, _s: &mut Shared) {
+    pub fn ui(&mut self, ctx: &egui::Context, s: &mut Shared) {
-        let mut open = self.open;
+        if !self.open {
-        egui::Window::new("QuickConnect").open(&mut open).show(ctx, |ui| ui.label("todo"));
+            return;
-        self.open = open;
+        }
+        let t = Tokens::get(ctx);
+        let (enter, esc) = ctx.input(|i| (i.key_pressed(Key::Enter), i.key_pressed(Key::Escape)));
+        let mut connect = enter;
+        let mut close = esc;
+        let label = |ui: &mut egui::Ui, l: &str| ui.label(RichText::new(l).color(t.text_dim).size(12.0));
+        modal(ctx, "quick-connect", 360.0, |ui| {
+            ui.label(RichText::new(format!("{}  Quick Connect", icon::LIGHTNING)).font(theme::semibold(15.0)));
+            ui.add_space(4.0);
+            label(ui, "Protocol");
+            let mut proto = self.protocol;
+            ComboBox::from_id_salt("qc-protocol").width(ui.available_width()).selected_text(proto.label()).show_ui(ui, |ui| {
+                for p in PROTOCOLS {
+                    ui.selectable_value(&mut proto, p, p.label());
+                }
+            });
+            if proto != self.protocol {
+                self.set_protocol(proto);
+            }
+            let serial = self.protocol == Protocol::Serial;
+            label(ui, if serial { "Device" } else { "Host" });
+            let r = ui
+                .horizontal(|ui| {
+                    let w = if serial { ui.available_width() - 34.0 } else { ui.available_width() };
+                    let r = ui.add(TextEdit::singleline(&mut self.host).hint_text(if serial { "/dev/ttyUSB0 or COM3" } else { "e.g. 192.168.1.1" }).desired_width(w));
+                    if serial {
+                        ui.menu_button(icon::CARET_DOWN, |ui| {
+                            if self.ports.is_empty() {
+                                widgets::hint(ui, "No serial devices found.");
+                            }
+                            for p in &self.ports {
+                                if ui.selectable_label(self.host == *p, p).clicked() {
+                                    self.host = p.clone();
+                                    ui.close();
+                                }
+                            }
+                            if ui.button(format!("{}  Refresh", icon::ARROWS_CLOCKWISE)).clicked() {
+                                self.ports = serial::list_ports();
+                            }
+                        });
+                    }
+                    r
+                })
+                .inner;
+            if std::mem::take(&mut self.focus) {
+                r.request_focus();
+            }
+            if !serial {
+                label(ui, "Port");
+                ui.add(DragValue::new(&mut self.port).range(1..=65535).speed(0.25));
+            }
+            if matches!(self.protocol, Protocol::Ssh | Protocol::Irc) {
+                label(ui, "Username");
+                ui.add(TextEdit::singleline(&mut self.username).hint_text("root").desired_width(f32::INFINITY));
+            }
+            if self.protocol == Protocol::Irc {
+                label(ui, "Nick");
+                ui.add(TextEdit::singleline(&mut self.nick).desired_width(f32::INFINITY));
+            }
+            ui.add_space(8.0);
+            ui.horizontal(|ui| {
+                if widgets::primary(ui, icon::PLUGS_CONNECTED, "Connect").clicked() {
+                    connect = true;
+                }
+                if ui.button("Cancel").clicked() {
+                    close = true;
+                }
+            });
+        });
+        if close {
+            self.open = false;
+        } else if connect {
+            match self.profile() {
+                Some(p) => {
+                    self.open = false;
+                    s.request(Request::ConnectQuick(p));
+                }
+                None => self.focus = true,
+            }
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn builds_profiles() {
+        let mut q = QuickConnect::default();
+        assert!(q.profile().is_none());
+        q.host = " box ".into();
+        q.username = "me".into();
+        q.set_protocol(Protocol::Irc);
+        q.nick = "andy".into();
+        let p = q.profile().unwrap();
+        assert_eq!((p.host.as_str(), p.port, p.username.as_str(), p.irc.unwrap().nick.as_str()), ("box", 6667, "me", "andy"));
+        q.set_protocol(Protocol::Serial);
+        let p = q.profile().unwrap();
+        assert_eq!((p.port, p.username.as_str()), (0, ""));
     }
 }