help the user build the plugins

buildPlugin.go

@@ -0,0 +1,64 @@
+package fhelp
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"strings"
+
+	"go.wit.com/lib/gui/shell"
+	"go.wit.com/log"
+)
+
+func BuildPlugin(pname string) bool {
+	if CheckProtoc() {
+		log.Info("You have the right tools for protobufs")
+	} else {
+		log.Info("You do not have the right tools for protobufs")
+	}
+
+	log.Info("")
+	log.Info("### Error ####")
+	log.Info("The GUI golang plugins did not load for the", pname)
+	log.Info("You will have to rebuild them")
+	log.Info("go-clone go.wit.com/toolkits/<pick one>/")
+	log.Info("TODO: try to rebuild them here")
+	log.Info("TODO: falling back to STDIN interface")
+	log.Info("### Error ####")
+	log.Info("")
+	log.Infof("To attempt to build the %s plugin, run:\n", pname)
+	log.Info("forge --build go.wit.com/toolkits/gocui")
+	log.Info("")
+	if !questionUser() {
+		return false
+	}
+	r := shell.RunRealtime([]string{"forge", "--build", "go.wit.com/toolkits/" + pname})
+	if r.Error == nil {
+		log.Info("build worked")
+		log.Info("You must copy that file to ~/go/lib/go-gui/")
+		return true
+	} else {
+		log.Info("build failed")
+	}
+	return false
+}
+
+func questionUser() bool {
+	log.Info("Would you like to run that now?")
+	fmt.Fprintf(os.Stdout, "(y)es or (n)o ? ")
+
+	scanner := bufio.NewScanner(os.Stdin)
+	for scanner.Scan() {
+		line := scanner.Text()
+		line = strings.TrimSpace(line)
+		line = strings.ToLower(line)
+		switch line {
+		case "y":
+			return true
+		case "n":
+			return false
+		default:
+		}
+	}
+	return false
+}