Add build metadata to engine in VERSION file + debug view

.gitignore

@@ -8,3 +8,6 @@ result
 
 # Web output
 dist/*
+
+# Generated VERSION file for builds
+VERSION

Cargo.lock

@@ -160,6 +160,12 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc7eb209b1518d6bb87b283c20095f5228ecda460da70b44f0802523dea6da04"
 
+[[package]]
+name = "android-tzdata"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e999941b234f3131b00bc13c22d06e8c5ff726d1b6318ac7eb276997bbb4fef0"
+
 [[package]]
 name = "android_log-sys"
 version = "0.3.2"
@@ -1586,6 +1592,20 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
+[[package]]
+name = "chrono"
+version = "0.4.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c469d952047f47f91b68d1cba3f10d63c11d73e4636f24f08daf0278abf01c4d"
+dependencies = [
+ "android-tzdata",
+ "iana-time-zone",
+ "js-sys",
+ "num-traits",
+ "wasm-bindgen",
+ "windows-link",
+]
+
 [[package]]
 name = "clang-sys"
 version = "1.8.1"
@@ -2205,6 +2225,7 @@ version = "0.1.0"
 dependencies = [
  "bevy",
  "bevy_rapier3d",
+ "chrono",
  "serde",
  "thiserror 2.0.12",
 ]
@@ -2502,6 +2523,30 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dfa686283ad6dd069f105e5ab091b04c62850d3e4cf5d67debad1933f55023df"
 
+[[package]]
+name = "iana-time-zone"
+version = "0.1.63"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0c919e5debc312ad217002b8048a17b7d83f80703865bbfcfebb0458b0b27d8"
+dependencies = [
+ "android_system_properties",
+ "core-foundation-sys",
+ "iana-time-zone-haiku",
+ "js-sys",
+ "log",
+ "wasm-bindgen",
+ "windows-core 0.61.2",
+]
+
+[[package]]
+name = "iana-time-zone-haiku"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "image"
 version = "0.25.6"

Cargo.toml

@@ -16,3 +16,6 @@ version = "0.30.0"
 [dependencies.bevy]
 version = "0.16.1"
 features = ["wayland", "dynamic_linking"]
+
+[build-dependencies]
+chrono = "*"

build.rs

@@ -0,0 +1,38 @@
+fn main() {
+    {
+        use std::process::Command;
+        use chrono::prelude::*;
+        use std::fs::File;
+        use std::io::Write;
+
+        // Date of build
+        let now = Utc::now().format("%Y%m%d%H%M%S");
+
+        // Latest commit ID
+        let git_sha = String::from_utf8(
+            Command::new("git")
+                .arg("rev-parse")
+                .arg("--short")
+                .arg("HEAD")
+                .output()
+                .expect("Failed to get git sha")
+                .stdout
+        ).expect("Read stdout from git sha command");
+
+        // If the workspace is dirty or clean
+        let clean = Command::new("git")
+            .arg("diff")
+            .arg("--quiet")
+            .status()
+            .expect("Failed to run git diff")
+            .success();
+
+        let mut file = File::create("VERSION").expect("Create VERSION file");
+
+        if clean {
+            write!(file, "0.0.0-{now}+{}", git_sha.trim()).expect("Write version to VERSION file");
+        } else {
+            write!(file, "0.0.0-{now}+{}-dirty", git_sha.trim()).expect("Write version to VERSION file");
+        }
+    }
+}

src/bin/trees/main.rs

@@ -182,7 +182,6 @@ fn init_debug_ui(mut commands: Commands) {
                 height: Val::Percent(90.0),
                 align_self: AlignSelf::Center,
                 justify_self: JustifySelf::Start,
-                width: Val::Percent(60.0),
                 ..default()
             },
             MonologuesContainer,

src/debug.rs

@@ -1,5 +1,5 @@
 use bevy::{
-    color::palettes::css::MAGENTA,
+    color::palettes::css::{GREY, MAGENTA},
     pbr::wireframe::{WireframeConfig, WireframePlugin},
     platform::collections::HashMap,
 };
@@ -61,8 +61,10 @@ pub enum DebuggingState {
 
 /// Create the Debugging UI
 fn init_debug_ui(mut commands: Commands) {
+    // "Debugging On" Indicator
     commands.spawn((
         DebuggingState::On,
+        Name::new("Debug Indicator"),
         Text(" Debug: ON ".into()),
         TextColor(WHITE.into()),
         BackgroundColor(RED.into()),
@@ -74,6 +76,22 @@ fn init_debug_ui(mut commands: Commands) {
         },
     ));
 
+    // Version string for troubleshooting
+    commands.spawn((
+        DebuggingState::On,
+        Name::new("Version #"),
+        Text::new(VERSION),
+        TextColor(WHITE.into()),
+        BackgroundColor(BLACK.into()),
+        Node {
+            width: Val::Auto,
+            align_self: AlignSelf::End,
+            justify_self: JustifySelf::End,
+            ..default()
+        }
+    ));
+
+    // Tooltip
     commands.spawn((
         DebuggingState::On,
         Text("Tooltip Placeholder".into()),

src/lib.rs

@@ -6,6 +6,7 @@ mod debug;
 mod loading;
 mod scheduling;
 mod ui;
+mod version;
 
 pub use std::fmt::Display;
 
@@ -28,3 +29,4 @@ pub use debug::*;
 pub use loading::*;
 pub use scheduling::*;
 pub use ui::*;
+pub use version::*;

src/version.rs

@@ -0,0 +1,2 @@
+/// Include the version of this build from an auto-generated version file
+pub const VERSION: &str = include_str!("../VERSION");