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

package main

// An app to submit patches for the 30 GO GUI repos

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

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

// download forge. A good way to check things work
func doRebuild() (string, error) {
	var s string
	var err error

	if env.AddPath(filepath.Join(env.Get("homeDir"), "go/bin")) {
		// means the path wasn't there. TODO: warn the user
	}

	if ipv6fails() {
		// never returns if fail
	}

	if argv.Rebuild.Forge != nil {
		s, err = doRebuildForge()
	}
	return s, err
}

func doRebuildForge() (string, error) {
	var s string
	var err error
	s, err = checkBuildRequirements()
	if err != nil {
		log.Info("build requirements failed", err)
		s, err = doVerifyNamespace()
		if err != nil {
			log.Info("doVerifyNamespace() failed", err)
			return s, err
		}
		return s, err
	}
	s, err = doRebuildPart2()
	if err != nil {
		log.Info("build Part2 failed", err)
		s, err = doVerifyNamespace()
		if err != nil {
			log.Info("doVerifyNamespace() failed", err)
			return s, err
		}
	}
	forge, err := doRebuildPart3()
	if err != nil {
		log.Info("build Part3 failed", err)
		s, err = doVerifyNamespace()
		if err != nil {
			log.Info("doVerifyNamespace() failed", err)
			return s, err
		}
	}

	// finally try 'make' in the forge sources
	err = forge.RunVerbose([]string{"make", "install-verbose"})
	if err != nil {
		return "make failed", err
	}
	log.Info("")
	log.Info("#########################################################")
	log.Info("#              forge rebuild forge worked               #")
	log.Info("#########################################################")
	log.Info("")
	return "done", nil
}

func checkBuildRequirements() (string, error) {
	var allerr error
	log.Info("download here")
	if !fhelp.CheckProtoc() {
	}
	if !fhelp.CheckProtoc() {
	}
	if !fhelp.CheckProtoc() {
		badExit(fmt.Errorf("you do not have 'protoc' installed"))
	}
	if path, err := fhelp.CheckCmd("goimports"); err != nil {
		log.Printf("goimports missing path(%s) err(%v)\n", path, err)
		cmd := []string{"go", "install", "-v", "-x", "golang.org/x/tools/cmd/goimports@latest"}
		log.Info("TRYING TO INSTALL goimports", cmd)
		log.Info("TRYING TO INSTALL goimports", cmd)
		log.Info("TRYING TO INSTALL goimports", cmd)
		log.Info("TRYING TO INSTALL goimports", cmd)
		shell.RunVerboseOnError(cmd)
		allerr = errors.Join(allerr, err)
	} else {
		log.Info("goimports at path:", path)
	}
	if path, err := fhelp.CheckCmd("go-clone"); err != nil {
		log.Printf("go-clone missing path(%s) err(%v)\n", path, err)
		cmd := []string{"go", "install", "-v", "-x", "go.wit.com/apps/go-clone@latest"}
		shell.RunRealtime(cmd)
		allerr = errors.Join(allerr, err)
	} else {
		log.Info("go-clone at path:", path)
	}
	if path, err := fhelp.CheckCmd("autogenpb"); err != nil {
		log.Printf("autogenpb missing path(%s) err(%v)\n", path, err)
		cmd := []string{"go", "install", "-v", "-x", "go.wit.com/apps/autogenpb@latest"}
		shell.RunRealtime(cmd)
		allerr = errors.Join(allerr, err)
	} else {
		log.Info("autogenpb at path:", path)
	}
	if path, err := fhelp.CheckCmd("go-mod-clean"); err != nil {
		log.Printf("go-mod-clean missing path(%s) err(%v)\n", path, err)
		cmd := []string{"go", "install", "-v", "-x", "go.wit.com/apps/go-mod-clean@latest"}
		shell.RunRealtime(cmd)
		allerr = errors.Join(allerr, err)
	} else {
		log.Info("go-mod-clean at path:", path)
	}
	return "part1", allerr
}

func doRebuildPart2() (string, error) {
	if path, err := fhelp.CheckCmd("go-clone"); err != nil {
		pfile, _ := resources.ReadFile("resources/GOPATH")
		log.Info("")
		log.Info(string(pfile))
		log.Info("may be at:", path)
		s := fmt.Sprintf("setup PATH")
		return s, errors.New("prep build failed")
	}
	var basecmd []string
	var cmd []string
	if me.forge.IsGoWork() {
		log.Info("Using go.work directory")
		basecmd = []string{"go-clone", "--work", "--repo"}
	} else {
		basecmd = []string{"go-clone", "--repo"}
	}
	// log.Info("Running:", cmd)
	// shell.RunRealtime(cmd)

	doVerifyNamespace()
	r := shell.Run([]string{"forge", "show"})
	if r.Error != nil {
		return "download go-mod-clean failed", r.Error
	}

	cmd = append(basecmd, "go.wit.com/apps/go-mod-clean")
	log.Info("Running:", cmd)
	r = shell.RunRealtime(cmd)
	if r.Error != nil {
		return "download go-mod-clean failed", r.Error
	}
	doVerifyNamespace()

	cmd = append(basecmd, "go.wit.com/apps/autogenpb")
	log.Info("Running:", cmd)
	r = shell.RunRealtime(cmd)
	if r.Error != nil {
		return "download autogenpb failed", r.Error
	}
	doVerifyNamespace()

	cmd = append(basecmd, "go.wit.com/apps/forge")
	log.Info("Running:", cmd)
	r = shell.RunRealtime(cmd)
	if r.Error != nil {
		argvpb.BadExit("download forge failed", r.Error)
	}
	doVerifyNamespace()

	cmd = append(basecmd, "go.wit.com/toolkits/gocui")
	log.Info("Running:", cmd)
	r = shell.RunRealtime(cmd)
	if r.Error != nil {
		argvpb.BadExit("download CUI GO plugin toolkit failed", r.Error)
	}
	doVerifyNamespace()

	cmd = append(basecmd, "go.wit.com/toolkits/andlabs")
	log.Info("Running:", cmd)
	r = shell.RunRealtime(cmd)
	if r.Error != nil {
		argvpb.BadExit("download GTK GO plugin toolkit failed", r.Error)
	}
	_, err := doVerifyNamespace()
	_, err = doVerifyNamespace()

	if (me.forge == nil) || (me.forge.Repos == nil) {
		log.Info("RUN forge --rebuild again. it might work after a few tries")
		return "forge is new. this may not work yet", errors.New("forge init not working yet")
	}
	return "build part2 might have worked", err
}

func doRebuildPart3() (*gitpb.Repo, error) {
	_, err := doVerifyNamespace()
	if err != nil {
		log.Info("doVerifyNamespace() failed", err)
		return nil, err
	}

	repo := me.forge.Repos.FindByNamespace("go.wit.com/apps/forge")
	if repo == nil {
		_, err := shell.RunVerbose([]string{"forge", "show"})
		log.Info("still can't find the forge sources", err)
		return nil, err
	}
	log.Info("trying build Part3")
	// yay. it might work
	os.Chdir(repo.FullPath)
	r := shell.RunRealtime([]string{"make", "generate"})
	if r.Exit != 0 {
		log.Info("make generate failed", r.Exit)
		return nil, errors.New("make generate failed -1")
	}
	return repo, nil
}