package main

import (
	"os"
	"strings"
	"time"

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

func makePrepareRelease() {
	me.Disable()
	me.release.box.Disable()
	defer me.Enable()

	// run this each time something gets published successfully
	rePrepareRelease()

	if findNext() {
		log.Info("prepare release findNext() returned true")
	}

	me.release.box.Enable()
}

func forceReleaseVersion(repo *gitpb.Repo) {
	if argv.Minor {
		// if v1.2.3 change to v.1.3.0
		repo.IncrementTargetMinor()
	} else {
		// if v1.2.3 change to v.1.2.4
		if repo.IncrementTargetRevision() {
			// worked ok
		} else {
			log.Info("Failed to increment target revision", repo.GetFullPath())
			os.Exit(-1)
		}
	}
	// empty git notes
	if result, err := repo.RunStrictNew([]string{"go-mod-clean", "--purge"}); err != nil {
		log.Info("probably you don't have gomodclean")
		log.Info(strings.Join(result.Stdout, "\n"))
		log.Info(strings.Join(result.Stderr, "\n"))
		repo.Run([]string{"git", "notes", "remove"})
		os.Exit(-1)
	}

	if !runGoClean(repo, "--restore") {
		log.Info("gomodclean probably failed here. that's ok", repo.GetGoPath())
		// os.Exit(-1)
	}
}
func rillGoModRestore(repo *gitpb.Repo) error {
	if repo.GetTargetVersion() == "" {
		// not set to upgrade
		return nil
	}
	if repo.GetLastTag() == repo.GetTargetVersion() {
		return nil
	}
	if me.forge.Config.IsReadOnly(repo.GetGoPath()) {
		return nil
	}
	if me.forge.Config.IsPrivate(repo.GetGoPath()) {
		return nil
	}
	runGoClean(repo, "--restore")
	return nil
}

func rePrepareRelease() {
	// reload the config
	me.forge = forgepb.Init()
	me.found = new(gitpb.Repos)

	now := time.Now()
	me.forge.RillFuncError(rillGoModRestore)
	log.Printf("rillFixGodeps() (%d total repos) took:%s\n", me.forge.Repos.Len(), shell.FormatDuration(time.Since(now)))

	all := me.forge.Repos.SortByFullPath()
	for all.Scan() {
		check := all.Next()

		if me.forge.Config.IsReadOnly(check.GetGoPath()) {
			// can't release readonly repos
			continue
		}
		// if master != lastTag, always increment
		master := check.GetMasterVersion()
		lastTag := check.GetLastTag()
		if master != lastTag {
			forceReleaseVersion(check)
			me.found.AppendByGoPath(check)
			continue
		}

		if alreadyDone(check) {
			// means it was already published
			// protects against logic errors that might result
			// in an infinite loop
			log.Info("WARNING already done", check.GetGoPath())
			log.Info("WARNING already done", check.GetGoPath())
			log.Info("WARNING already done", check.GetGoPath())
			continue
		}

		if argv.Quick != nil {
			// if argv has 'quick' don't do anything
			// that doesn't actually have a patch
			if master == lastTag {
				continue
			}
		}

		if argv.Protobuf && check.GetRepoType() == "protobuf" {
			// if --protobuf, this will force upgrade each one
			forceReleaseVersion(check)
			me.found.AppendByGoPath(check)
			continue
		}

		// if the repo is a go binary or plugin for a new release for
		// any library version change
		if check.GetRepoType() == "binary" || check.GetRepoType() == "plugin" {
			// check if the package dependancies changed, if so, re-publish
			if me.forge.FinalGoDepsCheckOk(check, false) {
				log.Printf("go.sum is perfect! %s\n", check.GetGoPath())
				continue
			}
			log.Printf("dependancy checks indicate a new release is needed for %s\n", check.GetGoPath())
			forceReleaseVersion(check)
			me.found.AppendByGoPath(check)
		}

	}
	me.forge.PrintHumanTable(me.found)
}

func printDone() {
	for _, gopath := range me.done {
		log.Info("printDone() THESE SHOULD NEVER REPEAT: already done:", gopath)
	}
	log.Sleep(5)
}

func alreadyDone(repo *gitpb.Repo) bool {
	for _, gopath := range me.done {
		// log.Info("WARNING already done", gopath, repo.GetGoPath())
		// log.Info("WARNING already done", gopath, repo.GetGoPath())
		// log.Info("WARNING already done", gopath, repo.GetGoPath())
		if repo.GetGoPath() == gopath {
			log.Info("FOUND. RETURN TRUE. already done", gopath, repo.GetGoPath())
			return true
		}
	}
	return false
}