package main

import (
	"os"
	"path/filepath"
	"strings"

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

func doPull() {
	log.Info("do pull here")
	dirs, err := scanForgedDir(FORGEDIR)
	if err != nil {
		badExit(err)
	}
	os.Chdir(FORGEDIR)
	forge := forgepb.InitPB()
	log.Info("forge len", forge.Repos.Len())
	forge.PrintHumanTable(forge.Repos)

	for _, dir := range dirs {
		// log.Info("found repo", i, dir)
		// repo, err := forge.AddNamespaceDir(ns string, fullpath string)
		repo, err := readGitPB(dir)
		if err != nil {
			log.Info(dir, err)
			continue
		}

		// check to see if 'git clone' has already been run
		_, err = os.Stat(filepath.Join(dir, "git.clone"))
		if os.IsNotExist(err) {
			log.Info("repo needs cloning:", repo.Namespace, repo.URL, dir)
			if err := tryGitClone(repo, dir); err == nil {
				continue
			}

			// check for GO lang specific 'git clone' redirects
			if pkgurl, err := forgepb.RunGoList(repo.Namespace); err == nil {
				log.Info("NEED TO TRY", pkgurl)
				// if repo, err := f.urlClone(gopath, pkgurl); repo != nil {
				// 	return repo, err
				// }
				if err := forgepb.RunGitClone("git.clone", dir, pkgurl); err == nil {
				} else {
					badExit(err)
				}
			} else {
				badExit(err)
			}
		} else {
			// log.Info("repo is already cloned", dir, repo.Namespace)
		}
	}
	okExit("")
}

func tryGitClone(repo *gitpb.Repo, dir string) error {
	if err := forgepb.RunGitClone("git.clone", dir, "https://"+repo.Namespace); err == nil {
		return nil
	}
	giturl, err := forgepb.FindGoImport("https://" + repo.Namespace)
	if err == nil {
		log.Info("TRY THIS INSTEAD!!!!", giturl)
		if err := forgepb.RunGitClone("git.clone", dir, giturl); err != nil {
			log.Info("git clone still failed", giturl, err)
			return err
		}
		return nil
	}
	log.Info("git clone failed", err)
	return err
}

func initForged() *forgepb.Forge {
	log.Info("do pull here")
	dirs, err := scanForgedDir(FORGEDIR)
	if err != nil {
		badExit(err)
		return nil
	}
	os.Chdir(FORGEDIR)
	forge := forgepb.InitPB()
	log.Printf("forged has %d repos\n", forge.Repos.Len())
	// forge.PrintHumanTable(forge.Repos)

	for _, dir := range dirs {
		oldr, err := readGitPB(dir)
		if err != nil {
			log.Info("readGitPB() failed", dir, err)
			continue
		}

		fullpath := filepath.Join(dir, "git.clone")

		if check := forge.Repos.FindByFullPath(fullpath); check != nil {
			// log.Info(oldr.Namespace, fullpath, "already added")
			continue
		}
		// check to see if 'git clone' has already been run
		_, err = os.Stat(fullpath)
		if os.IsNotExist(err) {
			log.Info("repo needs cloning:", oldr.Namespace, oldr.FullPath, dir)
		} else {
			log.Info("repo is already cloned", dir, oldr.Namespace)
		}
	}

	return forge
}

func verifyForged(f *forgepb.Forge) {
	var changed bool = false
	for repo := range f.Repos.IterAll() {
		if strings.HasPrefix(repo.GetFullPath(), os.Getenv("FORGE_GOSRC")) {
			// log.Info(os.Getenv("FORGE_GOSRC"), repo.GetFullPath())
		} else {
			log.Info("not here", os.Getenv("FORGE_GOSRC"), repo.GetFullPath())
			f.Repos.Delete(repo)
			changed = true
		}
	}
	if changed {
		f.Repos.ConfigSave()
	}
}

func doInit() *forgepb.Forge {
	forge := initForged()
	verifyForged(forge)

	forge.PrintForgedTable(forge.Repos)

	return forge
}

func doList() any {
	log.Info("do pull here")
	dirs, err := scanForgedDir(FORGEDIR)
	if err != nil {
		badExit(err)
		return err
	}
	os.Chdir(FORGEDIR)
	forge := forgepb.InitPB()
	log.Info("forge len", forge.Repos.Len())
	forge.PrintHumanTable(forge.Repos)

	count := 0
	for _, dir := range dirs {
		// log.Info("found repo", i, dir)
		// repo, err := forge.AddNamespaceDir(ns string, fullpath string)
		oldr, err := readGitPB(dir)
		if err != nil {
			log.Info(dir, err)
			continue
		}

		fullpath := filepath.Join(dir, "git.clone")

		if check := forge.Repos.FindByFullPath(fullpath); check != nil {
			log.Info(oldr.Namespace, fullpath, "already added")
			continue
		}

		// check to see if 'git clone' has already been run
		_, err = os.Stat(fullpath)
		if os.IsNotExist(err) {
			// log.Info("repo needs cloning:", oldr.Namespace, repo.URL, dir)
		} else {
			log.Info("repo is already cloned", dir, oldr.Namespace)
			newr, err := forge.Repos.NewGoRepo(fullpath, oldr.Namespace)
			if err != nil {
				log.Info("repo add failed", err)
			}
			log.Info("REPO namespace:", newr.Namespace)
			log.Info("REPO fullpath:", newr.FullPath)
			log.Info("REPO URL:", newr.URL)
			os.Chdir(newr.FullPath)
			newr.Reload()
			log.Info("NEWR namespace:", newr.Namespace)
			log.Info("NEWR fullpath:", newr.FullPath)
			log.Info("NEWR Master Branch:", newr.GetMasterBranchName())
			log.Info("NEWR URL:", newr.URL)
			log.Info("repo scan worked", newr.Namespace, newr.GetMasterBranchName(), newr.URL)
			// forge.Repos.Append(newr)
			// break
			if count > 50 {
				// break
			}
			count += 1
		}
	}
	forge.PrintHumanTable(forge.Repos)
	forge.Repos.ConfigSave()
	okExit("")
	return nil
}