From 6b83a61407105665d542efe8d3b6fd3b2ef3ce46 Mon Sep 17 00:00:00 2001
From: Coredex <samdhi2323@gmail.com>
Date: Sat, 8 Nov 2025 22:29:15 +0530
Subject: [PATCH] [Patch] Version & file support.

- Made snapshots include githash.
- Locked the interpreter to only use .nvq files.
---
 README.md            |  2 +-
 STRUCTURE.md         |  9 ++++++++-
 build.rs             | 22 ++++++++++++++++++++++
 src/main.rs          |  7 +++++++
 src/utils/version.rs | 24 +++++++++++++++++++++---
 5 files changed, 59 insertions(+), 5 deletions(-)
 create mode 100644 build.rs

diff --git a/README.md b/README.md
index 037f8d5..9d3d643 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ GPL-3.0 - See [LICENSE](LICENSE) for details.
 - **Alpha (Protostar)**: `protostar-x.x.x`
 - **Beta (Nova)**: `nova-x.x.x`
 - **Release (Supernova)**: `supernova-x.x.x`
-- **Snapshots (Pulsar)**: `type-x.x.x-pulsar.YYMMDD`
+- **Snapshots (Pulsar)**: `type-x.x.x-pulsar.YYMMDD.GITHASH`
 
 Current version: **nebula-0.0.0**
 Snapshot/Github Actions Build version scheme: **nebula-0.0.1-pulsar.YYMMDD**
diff --git a/STRUCTURE.md b/STRUCTURE.md
index 97d8757..a485299 100644
--- a/STRUCTURE.md
+++ b/STRUCTURE.md
@@ -156,10 +156,17 @@ cargo build
 # Release build
 cargo build --release
 
-# Snapshot build (optimized but with pulsar timestamp)
+# Snapshot build (optimized with pulsar timestamp and git commit hash)
 SNAPSHOT=1 cargo build --profile=snapshot
 ```
 
+Version format:
+- **Debug**: `nebula-X.Y.Z-pulsar.YYMMDD`
+- **Snapshot**: `nebula-X.Y.Z-pulsar.YYMMDD.GITHASH`
+- **Release**: `nebula-X.Y.Z`
+
+The git commit hash ensures snapshot builds have a unique identifier that stays the same unless changes are committed.
+
 ## Testing
 
 ```bash
diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..81c6a63
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,22 @@
+// build.rs
+// Cargo build script to capture git information at compile time
+
+use std::process::Command;
+
+fn main() {
+    // Get git commit hash (short version)
+    if let Ok(output) = Command::new("git")
+        .args(&["rev-parse", "--short", "HEAD"])
+        .output()
+    {
+        if output.status.success() {
+            let git_hash = String::from_utf8_lossy(&output.stdout);
+            let git_hash = git_hash.trim();
+            println!("cargo:rustc-env=GIT_HASH={}", git_hash);
+        }
+    }
+    
+    // Rerun if git HEAD changes (commits made)
+    println!("cargo:rerun-if-changed=.git/HEAD");
+    println!("cargo:rerun-if-changed=.git/refs/heads");
+}
diff --git a/src/main.rs b/src/main.rs
index 88c44f0..eb65650 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -44,6 +44,13 @@ fn main() {
     // Try to read and execute the file
     let filename = &args[1];
     
+    // Check if file has .nvq extension
+    if !filename.ends_with(".nvq") {
+        eprintln!("Error: File must have .nvq extension");
+        eprintln!("Usage: noviq <file.nvq>");
+        process::exit(1);
+    }
+    
     match fs::read_to_string(filename) {
         Ok(contents) => {
             if let Err(e) = execute_program(&contents) {
diff --git a/src/utils/version.rs b/src/utils/version.rs
index d107c6d..fe20eb3 100644
--- a/src/utils/version.rs
+++ b/src/utils/version.rs
@@ -6,7 +6,8 @@
 /// 
 /// Handles version string generation based on build type:
 /// - Release builds: nebula-X.Y.Z
-/// - Debug/Snapshot builds: nebula-X.Y.Z-pulsar.YYMMDD
+/// - Debug builds: nebula-X.Y.Z-pulsar.YYMMDD
+/// - Snapshot builds: nebula-X.Y.Z-pulsar.YYMMDD.BUILD
 
 /// Get the current version string for Noviq
 pub fn get_version() -> String {
@@ -17,8 +18,13 @@ pub fn get_version() -> String {
     // Check if SNAPSHOT environment variable is set during build
     let is_snapshot = option_env!("SNAPSHOT").is_some();
     
-    if is_snapshot || cfg!(debug_assertions) {
-        // Snapshot or Debug build - use snapshot format
+    if is_snapshot {
+        // Snapshot build - include date and build number
+        let date = chrono::Local::now().format("%y%m%d").to_string();
+        let build_number = get_build_number();
+        format!("{}-pulsar.{}.{}", base_version, date, build_number)
+    } else if cfg!(debug_assertions) {
+        // Debug build - use snapshot format without build number
         let date = chrono::Local::now().format("%y%m%d").to_string();
         format!("{}-pulsar.{}", base_version, date)
     } else {
@@ -27,6 +33,18 @@ pub fn get_version() -> String {
     }
 }
 
+/// Get build number based on git commit hash
+/// Returns the short git hash if available, otherwise "dev"
+fn get_build_number() -> String {
+    // Try to get git commit hash at compile time
+    if let Some(git_hash) = option_env!("GIT_HASH") {
+        git_hash.to_string()
+    } else {
+        // Fallback to "dev" if git hash not available
+        "dev".to_string()
+    }
+}
+
 /// Get package name
 pub fn get_package_name() -> &'static str {
     env!("CARGO_PKG_NAME")