Build dapp from build.rs before coping over

rust-executor/build.rs

@@ -2,6 +2,34 @@ use std::fs;
 use std::path::Path;
 use std::process::Command;
 
+fn build_dapp() -> std::io::Result<()> {
+    let dapp_dir = Path::new("../dapp");
+
+    // Navigate to the dapp directory
+    std::env::set_current_dir(&dapp_dir)?;
+
+    // Run `pnpm install`
+    let status = Command::new("pnpm")
+        .arg("install")
+        .status()?;
+    if !status.success() {
+        return Err(std::io::Error::new(std::io::ErrorKind::Other, "pnpm install failed"));
+    }
+
+    // Run `pnpm build`
+    let status = Command::new("pnpm")
+        .arg("build")
+        .status()?;
+    if !status.success() {
+        return Err(std::io::Error::new(std::io::ErrorKind::Other, "pnpm build failed"));
+    }
+
+    // Navigate back to the original directory
+    std::env::set_current_dir(env!("CARGO_MANIFEST_DIR"))?;
+
+    Ok(())
+}
+
 fn copy_dir_recursive(source: &Path, target: &Path) -> std::io::Result<()> {
     if source.is_dir() {
         fs::create_dir_all(target)?;
@@ -46,9 +74,15 @@ fn build_js_executor() -> std::io::Result<()> {
 
 fn main() {
     println!("cargo:rerun-if-changed=build.rs"); // Ensure the build script is re-run if it is changed
+    println!("cargo:rerun-if-changed=../dapp"); // Re-run if the dapp directory changes
     println!("cargo:rerun-if-changed=../dapp/public"); // Re-run if the dapp directory changes
     println!("cargo:rerun-if-changed=../executor"); // Re-run if the dapp directory changes
 
+    if let Err(err) = build_dapp() {
+        eprintln!("Error building dapp: {}", err);
+        std::process::exit(1);
+    }
+
     let source_dir = "../dapp/public";
     let target_dir = concat!(env!("CARGO_MANIFEST_DIR"), "/dapp");
 
@@ -61,7 +95,7 @@ fn main() {
     }
 
     if let Err(err) = build_js_executor() {
-        eprintln!("Error running pnpm commands: {}", err);
+        eprintln!("Error building JS executor: {}", err);
         std::process::exit(1);
     }
 }