refactor(controller): converted to socket.io

controller/build_app.go

@@ -3,15 +3,33 @@ package main
 import (
 	"os"
 	"os/exec"
+
+	socketio "github.com/googollee/go-socket.io"
 )
 
-// ---- Run npm build ----
-func runNpmBuild() error {
-    cmd := exec.Command("npm", "run", "build")
-    if os.Getenv("RUNNING_IN_DOCKER") == "true" {
-        cmd.Dir = "/app"
-    }
-    cmd.Stdout = os.Stdout
-    cmd.Stderr = os.Stderr
-    return cmd.Run()
-}
+// runNpmBuild runs npm build and streams logs into the "build" room
+func runNpmBuild(server *socketio.Server) error {
+	cmd := exec.Command("npm", "run", "build")
+	if os.Getenv("RUNNING_IN_DOCKER") == "true" {
+		cmd.Dir = "/app"
+	}
+
+	stdout, err := cmd.StdoutPipe()
+	if err != nil {
+		return err
+	}
+	stderr, err := cmd.StderrPipe()
+	if err != nil {
+		return err
+	}
+
+	if err := cmd.Start(); err != nil {
+		return err
+	}
+
+	// Launch goroutines to forward output
+	go streamOutput(stdout, server, "build")
+	go streamOutput(stderr, server, "build")
+
+	return cmd.Wait() // Wait until process finishes
+}