Going in for egui

this has to work

client/Cargo.toml

@@ -6,4 +6,12 @@ edition = "2021"
 [dependencies]
 realm_auth = { path = "../auth" }
 realm_server = { path = "../server" }
-realm_shared = { path = "../shared" }
+realm_shared = { path = "../shared" }
+egui = "0.28"
+eframe = { version = "0.28", default-features = false, features = [
+    "default_fonts", # Embed the default egui fonts.
+    "glow",          # Use the glow rendering backend. Alternative: "wgpu".
+    "persistence",   # Enable restoring app state when restarting the app.
+] }
+serde = { version = "1", features = ["derive"] }
+env_logger = "0.11.5"

client/src/app.rs

@@ -0,0 +1,66 @@
+use crate::ui::panels;
+
+/// We derive Deserialize/Serialize so we can persist app state on shutdown.
+#[derive(serde::Deserialize, serde::Serialize)]
+#[serde(default)] // if we add new fields, give them default values when deserializing old state
+pub struct TemplateApp {
+	// Example stuff:
+	pub label: String,
+	pub selected: bool,
+	pub selected_serverid: Option<String>,
+	pub selected_roomid: Option<String>,
+
+	#[serde(skip)] // This how you opt-out of serialization of a field
+	pub value: f32,
+}
+
+impl Default for TemplateApp {
+	fn default() -> Self {
+		Self {
+			// Example stuff:
+			label: "Hello World!".to_owned(),
+			selected: false,
+			selected_serverid: None,
+			selected_roomid: None,
+			value: 2.7,
+		}
+	}
+}
+
+impl TemplateApp {
+	/// Called once before the first frame.
+	pub fn new(cc: &eframe::CreationContext<'_>) -> Self {
+		// This is also where you can customize the look and feel of egui using
+		// `cc.egui_ctx.set_visuals` and `cc.egui_ctx.set_fonts`.
+
+		// Load previous app state (if any).
+		// Note that you must enable the `persistence` feature for this to work.
+		if let Some(storage) = cc.storage {
+			return eframe::get_value(storage, eframe::APP_KEY).unwrap_or_default();
+		}
+
+		Default::default()
+	}
+}
+
+impl eframe::App for TemplateApp {
+	/// Called each time the UI needs repainting, which may be many times per second.
+	fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
+		// Put your widgets into a `SidePanel`, `TopBottomPanel`, `CentralPanel`, `Window` or `Area`.
+		// For inspiration and more examples, go to https://emilk.github.io/egui
+
+		// File -> Quit
+		panels::top_panel(ctx);
+		
+		panels::servers(self, ctx);
+		
+		panels::rooms(self, ctx);
+
+		panels::messages(self, ctx)
+	}
+
+	/// Called by the frame work to save state before shutdown.
+	fn save(&mut self, storage: &mut dyn eframe::Storage) {
+		eframe::set_value(storage, eframe::APP_KEY, self);
+	}
+}

client/src/lib.rs

@@ -1,2 +1,4 @@
 pub mod client;
-pub mod types;
+pub mod types;
+pub mod app;
+pub mod ui;

client/src/main.rs

@@ -1,3 +1,20 @@
-fn main() {
-    println!("Hello, world!");
+fn main() -> eframe::Result {
+    env_logger::init(); // Log to stderr (if you run with `RUST_LOG=debug`).
+
+    let native_options = eframe::NativeOptions {
+        viewport: egui::ViewportBuilder::default()
+            .with_inner_size([720.0, 500.0])
+            .with_min_inner_size([500.0, 300.0])
+            .with_icon(
+                // NOTE: Adding an icon is optional
+                eframe::icon_data::from_png_bytes(&include_bytes!("../assets/icon-256.png")[..])
+                    .expect("Failed to load icon"),
+            ),
+        ..Default::default()
+    };
+    eframe::run_native(
+        "Realm",
+        native_options,
+        Box::new(|cc| Ok(Box::new(realm_client::app::TemplateApp::new(cc)))),
+    )
 }

client/src/ui/mod.rs

@@ -0,0 +1 @@
+pub mod panels;

client/src/ui/panels.rs

@@ -0,0 +1,64 @@
+use egui::{Context, SelectableLabel};
+use crate::app::TemplateApp;
+
+pub fn top_panel(ctx: &Context) {
+	egui::TopBottomPanel::top("top_panel").show(ctx, |ui| {
+		// The top panel is often a good place for a menu bar:
+
+		egui::menu::bar(ui, |ui| {
+			// NOTE: no File->Quit on web pages!
+			let is_web = cfg!(target_arch = "wasm32");
+			if !is_web {
+				ui.menu_button("File", |ui| {
+					if ui.button("Quit").clicked() {
+						ctx.send_viewport_cmd(egui::ViewportCommand::Close);
+					}
+				});
+				ui.add_space(16.0);
+			}
+
+			egui::widgets::global_dark_light_mode_buttons(ui);
+		});
+	});
+}
+
+pub fn servers(app: &mut TemplateApp, ctx: &Context) {
+	egui::SidePanel::left("servers").show(ctx, |ui| {
+		ui.heading("Servers");
+		ui.separator();
+
+		if ui.add(SelectableLabel::new(app.selected, "server")).clicked() {
+			app.selected = !app.selected;
+		}
+	});
+}
+
+pub fn rooms(app: &mut TemplateApp, ctx: &Context) {
+	egui::SidePanel::left("rooms").show(ctx, |ui| {
+		ui.heading("Rooms");
+		ui.separator();
+
+		if ui.add(SelectableLabel::new(app.selected, "room")).clicked() {
+			app.selected = !app.selected;
+		}
+	});
+}
+
+pub fn messages(app: &mut TemplateApp, ctx: &Context) {
+	egui::CentralPanel::default().show(ctx, |ui| {
+		// The central panel the region left after adding TopPanel's and SidePanel's
+		ui.heading("eframe template");
+
+		ui.horizontal(|ui| {
+			ui.label("Write something: ");
+			ui.text_edit_singleline(&mut app.label);
+		});
+
+		ui.add(egui::Slider::new(&mut app.value, 0.0..=10.0).text("value"));
+		if ui.button("Increment").clicked() {
+			app.value += 1.0;
+		}
+
+		ui.separator();
+	});
+}