package main

import (
	"regexp"
	"strings"

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

func doList() error {
	log.Info("do list here")

	if err := LoadPatchsets(); err != nil {
		badExit(err)
	}

	// first show the general patchset protobuf
	for pb := range me.all.IterAll() {
		if pb.Name == "forge auto commit" {
			showPatchsets(pb)
		}
	}

	// show all the patchsets with Names
	for pset := range me.all.IterAll() {
		if pset.Name == "forge auto commit" {
			continue
		}
		showPatchsets(pset)
	}
	return nil
}

func cleanSubject(line string) string {
	// Regular expression to remove "Subject:" and "[PATCH...]" patterns
	re := regexp.MustCompile(`(?i)^Subject:\s*(\[\s*PATCH[^\]]*\]\s*)?`)
	cleaned := re.ReplaceAllString(line, "")
	return strings.TrimSpace(cleaned)
}

func showPatchsets(pb *forgepb.Patchset) error {
	author := "Author: " + pb.GitAuthorName
	author += " <" + pb.GitAuthorEmail + ">"
	log.Printf("%-16s %s %s %s\n", string(pb.Uuid)[0:8], pb.Name, pb.Comment, author)
	for _, patch := range pb.Patches.Patches {
		comment := cleanSubject(patch.Comment)
		log.Printf("\t%-8s %-50s %-50s\n", string(patch.CommitHash)[0:8], patch.Namespace, comment)
	}
	/*
		for patch := range pb.IterAll() {
			comment := cleanSubject(patch.Comment)
			log.Info("\tnew patch:", patch.NewHash, "commithash:", patch.CommitHash, patch.Namespace, comment)
		}
	*/
	return nil
}

// returns true if the patch already exists in the protobuf
func findPatch(newpatch *forgepb.Patch) bool {
	// log.Info("\tlook for patch:", newpatch.CommitHash, newpatch.Namespace)

	for pset := range me.all.IterAll() {
		for _, patch := range pset.Patches.Patches {
			if patch.CommitHash == newpatch.CommitHash {
				// log.Info("\tfound pset!!!!!!", pset.Uuid, patch.Namespace)
				return true
			}

		}
	}

	return false
}