commit ceb4a51d3e06360338f1a05d0c9fc41431d990cb
Author: GarandPLG <garandplg@garandplg.com>
Date:   Sat Nov 29 18:07:04 2025 +0100

    init

diff --git a/.gitignore b/.gitignore
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index 0000000..d787b70
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diff --git a/Cargo.lock b/Cargo.lock
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+
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+
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+
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+checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
+dependencies = [
+ "windows-targets",
+]
+
+[[package]]
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+checksum = "ae137229bcbd6cdf0f7b80a31df61766145077ddf49416a728b02cb3921ff3fc"
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+ "windows-link",
+]
+
+[[package]]
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+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
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+
+[[package]]
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+[[package]]
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+
+[[package]]
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+
+[[package]]
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+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..abd0dc5
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "garandos-tui"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+crossterm = "0.29.0"
+ratatui = "0.29.0"
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..254d644
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+# GarandOS TUI
diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..a9cac24
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,12 @@
+{
+  lib,
+  rustPlatform,
+  pkg-config,
+}:
+rustPlatform.buildRustPackage {
+  name = "garandos-tui";
+  src = ./.;
+  # buildInputs = [ ];
+  nativeBuildInputs = [pkg-config];
+  cargoHash = lib.fakeHash;
+}
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..a7805f1
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,90 @@
+{
+  "nodes": {
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1762929886,
+        "narHash": "sha256-TQZ3Ugb1FoHpTSc8KLrzN4njIZU4FemAMHyS4M3mt6s=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "6998514dce2c365142a0a119a95ef95d89b84086",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
+    "naersk": {
+      "inputs": {
+        "fenix": [
+          "fenix"
+        ],
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1752689277,
+        "narHash": "sha256-uldUBFkZe/E7qbvxa3mH1ItrWZyT6w1dBKJQF/3ZSsc=",
+        "owner": "nix-community",
+        "repo": "naersk",
+        "rev": "0e72363d0938b0208d6c646d10649164c43f4d64",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "naersk",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1762844143,
+        "narHash": "sha256-SlybxLZ1/e4T2lb1czEtWVzDCVSTvk9WLwGhmxFmBxI=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "9da7f1cf7f8a6e2a7cb3001b048546c92a8258b4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "fenix": "fenix",
+        "naersk": "naersk",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1762860488,
+        "narHash": "sha256-rMfWMCOo/pPefM2We0iMBLi2kLBAnYoB9thi4qS7uk4=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "2efc80078029894eec0699f62ec8d5c1a56af763",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..91e1a5c
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,70 @@
+{
+  description = "TUI for managing GarandsOS' hosts configuration";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+
+    fenix = {
+      url = "github:nix-community/fenix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
+    naersk = {
+      url = "github:nix-community/naersk";
+      inputs = {
+        nixpkgs.follows = "nixpkgs";
+        fenix.follows = "fenix";
+      };
+    };
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    naersk,
+    fenix,
+  }: let
+    system = "x86_64-linux";
+    pkgs = nixpkgs.legacyPackages.${system};
+
+    rustToolchain = fenix.packages.${system}.stable.toolchain;
+    naerskLib = pkgs.callPackage naersk {
+      cargo = rustToolchain;
+      rustc = rustToolchain;
+    };
+
+    cargoToml = builtins.fromTOML (builtins.readFile ./Cargo.toml);
+    packageVersion = cargoToml.package.version;
+    # ...
+  in {
+    packages.${system} = {
+      default =
+        pkgs.callPackage ./default.nix {};
+
+      develop = naerskLib.buildPackage {
+        name = "garandos-tui";
+        src = ./.;
+        # buildInputs = with pkgs; [];
+        nativeBuildInputs = with pkgs; [pkg-config];
+      };
+    };
+
+    devShells.${system}.default = pkgs.mkShell {
+      env.RUST_SRC_PATH = "${pkgs.rust.packages.stable.rustPlatform.rustLibSrc}";
+      buildInputs = [
+        rustToolchain
+      ];
+      nativeBuildInputs = with pkgs; [pkg-config];
+
+      shellHook = ''
+        echo "garandos-tui    v${packageVersion}"
+        echo ""
+        echo "Commands:"
+        echo "    nix build            - Build production version"
+        echo "    nix run              - Run production version"
+        echo "    nix build .#develop  - Build development version"
+        echo "    nix run .#develop    - Run development version"
+      '';
+    };
+  };
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..b1c55ce
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,153 @@
+use crossterm::{
+    event,
+    event::{KeyCode, KeyEvent, KeyEventKind},
+};
+use ratatui::{
+    DefaultTerminal, Frame, Terminal,
+    prelude::{Buffer, Constraint, CrosstermBackend, Layout, Rect, Stylize},
+    style::{Color, Style},
+    symbols::border,
+    text::Line,
+    widgets::{Block, Gauge, Widget},
+};
+use std::{
+    io,
+    sync::mpsc::{self, Sender},
+    thread,
+    time::Duration,
+};
+
+fn main() -> io::Result<()> {
+    let mut terminal: Terminal<CrosstermBackend<io::Stdout>> = ratatui::init();
+    let mut app: App = App {
+        exit: false,
+        progress_bar_color: Color::Green,
+        background_progress: 0_f64,
+    };
+
+    let (event_tx, event_rx) = mpsc::channel::<Event>();
+
+    let tx_to_input_events: Sender<Event> = event_tx.clone();
+    thread::spawn(move || {
+        handle_input_events(tx_to_input_events);
+    });
+
+    let tx_to_background_events: Sender<Event> = event_tx.clone();
+    thread::spawn(move || {
+        run_background_thread(tx_to_background_events);
+    });
+
+    let app_result: Result<(), io::Error> = app.run(&mut terminal, event_rx);
+
+    ratatui::restore();
+    app_result
+}
+
+enum Event {
+    Input(KeyEvent),
+    Progress(f64),
+}
+
+fn handle_input_events(tx: mpsc::Sender<Event>) {
+    loop {
+        match event::read().unwrap() {
+            event::Event::Key(key_event) => tx.send(Event::Input(key_event)).unwrap(),
+            _ => {}
+        }
+    }
+}
+
+fn run_background_thread(tx: mpsc::Sender<Event>) {
+    let mut progress: f64 = 0_f64;
+    const INCREMENT: f64 = 0.01_f64;
+    loop {
+        thread::sleep(Duration::from_millis(100));
+        progress += INCREMENT;
+        progress = progress.min(1_f64);
+        tx.send(Event::Progress(progress)).unwrap();
+    }
+}
+
+pub struct App {
+    exit: bool,
+    progress_bar_color: Color,
+    background_progress: f64,
+}
+
+impl App {
+    fn run(&mut self, terminal: &mut DefaultTerminal, rx: mpsc::Receiver<Event>) -> io::Result<()> {
+        while !self.exit {
+            match rx.recv().unwrap() {
+                Event::Input(key_event) => self.handle_key_event(key_event)?,
+                Event::Progress(progress) => self.background_progress = progress,
+            }
+            terminal.draw(|frame: &mut Frame<'_>| self.draw(frame))?;
+        }
+
+        Ok(())
+    }
+
+    fn draw(&self, frame: &mut Frame<'_>) {
+        frame.render_widget(self, frame.area());
+    }
+
+    fn handle_key_event(&mut self, key_event: KeyEvent) -> io::Result<()> {
+        if key_event.kind == KeyEventKind::Press && key_event.code == KeyCode::Char('q') {
+            self.exit = true;
+        } else if key_event.kind == KeyEventKind::Press && key_event.code == KeyCode::Char('c') {
+            if self.progress_bar_color == Color::Green {
+                self.progress_bar_color = Color::Red;
+            } else {
+                self.progress_bar_color = Color::Green;
+            }
+        }
+        Ok(())
+    }
+}
+
+impl Widget for &App {
+    fn render(self, area: Rect, buf: &mut Buffer)
+    where
+        Self: Sized,
+    {
+        let vertical_layout: Layout =
+            Layout::vertical([Constraint::Percentage(20), Constraint::Percentage(80)]);
+        let [title_area, gauge_area] = vertical_layout.areas(area);
+
+        Line::from("Process overview")
+            .bold()
+            .render(title_area, buf);
+
+        let instructions: Line<'_> = Line::from(vec![
+            " Change color ".into(),
+            "<C>".blue().bold(),
+            " Quit ".into(),
+            "<Q>".blue().bold(),
+        ])
+        .centered();
+
+        let block: Block<'_> = Block::bordered()
+            .title(Line::from(" Background processes "))
+            .title_bottom(instructions)
+            .border_set(border::THICK);
+
+        let progress_bar: Gauge<'_> = Gauge::default()
+            .gauge_style(Style::default().fg(self.progress_bar_color))
+            .block(block)
+            .label(format!(
+                "Process Bar: {:.2}%",
+                self.background_progress * 100_f64
+            ))
+            .ratio(self.background_progress);
+
+        progress_bar.render(
+            Rect {
+                x: gauge_area.left(),
+                y: gauge_area.top(),
+                width: gauge_area.width,
+                height: 3,
+            },
+            buf,
+        );
+    }
+}