// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
// Use of this source code is governed by the GPL 3.0

package main

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

	"go.wit.com/lib/gui/shell"
	"go.wit.com/lib/protobuf/gitpb"
	"go.wit.com/log"
)

func smartAutogen(repo *gitpb.Repo) error {
	os.Chdir(repo.FullPath)

	globPattern := "*.proto"
	files, err := filepath.Glob(globPattern)
	if err != nil {
		log.Info("glob error", err, files)
	}
	for _, filename := range files {
		cmd := []string{"autogenpb", "--proto", filename}
		shell.RunVerbose(cmd)
	}
	return err
}

// so don't delete them
func doGenerate() (string, error) {
	// var s string
	// var err error

	if argv.Generate.Make != nil {
		pfile, _ := resources.ReadFile("resources/generate")
		for _, namespace := range strings.Split(string(pfile), "\n") {
			namespace = strings.TrimSpace(namespace)
			if namespace == "" {
				continue
			}
			if strings.HasPrefix(namespace, "#") {
				continue
			}
			log.Info("LINE:", namespace)

			// helps run 'go generate' in a particular repo
			found := me.forge.Repos.FindByNamespace(namespace)
			if found == nil {
				return "", fmt.Errorf("unknown namespace %s", namespace)
			}
			err := smartAutogen(found)
			if err != nil {
				return "autogen failed: " + namespace, err
			}
		}
		return "generate worked", nil
	}

	return "generate didn't run", errors.New("no subcommand chosen")
}