package forgepb

import (
	"os"

	"go.wit.com/lib/protobuf/gitpb"
	"go.wit.com/lib/protobuf/zoopb"
	"go.wit.com/log"
)

// set FORGE_GOSRC env if not already set
func init() {
	gosrc := os.Getenv("FORGE_GOSRC")
	if gosrc != "" {
		// already set. ignore init()
	}
	goSrcDir, err := FindGoSrc()
	if err != nil {
		log.Warn("forge init() FindGoSrc()", err)
		panic("forge init() FindGoSrc()")
	}
	os.Setenv("FORGE_GOSRC", goSrcDir)
}

func Init() *Forge {
	f := new(Forge)

	// cache.go has Do()
	// f.initOnce.Do(f.initWork)

	f.Config = new(ForgeConfigs)

	// load the ~/.config/forge/ config
	if err := f.Config.ConfigLoad(); err != nil {
		log.Warn("forgepb.ConfigLoad() failed", err)
		os.Exit(-1)
	}

	f.Repos = new(gitpb.Repos)
	f.Repos.ConfigLoad()
	f.Machine = new(zoopb.Machine)

	if err := f.Machine.ConfigLoad(); err != nil {
		log.Warn("zoopb.ConfigLoad() failed", err)
		os.Exit(-1)
	}
	f.Machine.InitWit()

	f.goSrc = os.Getenv("FORGE_GOSRC")
	f.ScanGoSrc()
	log.Info("forge.Init() found", f.Repos.Len(), "repos in", f.goSrc)
	return f
}