check if curl is installed on the gui client machine (it is needed to download...

check if curl is installed on the gui client machine (it is needed to download the API to the local machine)

src/main/util.ts

@@ -242,6 +242,22 @@ export function killLocalServer() {
   });
 }
 
+export async function checkIfCurlInstalled() {
+  try {
+    const { stdout, stderr } = await awaitExec('curl --version');
+    if (stderr) {
+      console.error(`stderr: ${stderr}`);
+      return false;
+    }
+    console.log(`stdout: ${stdout}`);
+    return true;
+  }
+  catch (error) {
+    console.error(`Failed to check if curl is installed: ${error}`);
+    return false;
+  }
+}
+
 export async function installLocalServer() {
   console.log('Installing local server');
 
@@ -257,6 +273,14 @@ export async function installLocalServer() {
   // We can download the API in one line for linux/mac
   // but it's a little more complicated for windows, so call a bat file
   console.log('Platform:' + process.platform);
+
+  // First check if curl is installed on the client machine:
+  const curlInstalled = await checkIfCurlInstalled();
+  if (!curlInstalled) {
+    dialog.showMessageBox({message: 'Curl is not installed. Please install curl and try again.'});
+    return;
+  }
+
   const download_cmd = `curl https://raw.githubusercontent.com/transformerlab/transformerlab-api/main/install.sh | bash -s -- download_transformer_lab`;
   const installScriptCommand = isPlatformWindows()
     ? `wsl ` + download_cmd