report count of the changes

common.go

@@ -45,7 +45,7 @@ func (r *RepoRow) State() string {
 	return r.gitState.String()
 }
 
-func (r *RepoRow) Scan() bool {
+func (r *RepoRow) Scan() int {
 	return r.NewScan()
 }
 

scan.go

@@ -19,10 +19,12 @@ func (r *RepoList) RegisterHideFunction(f func(*RepoRow)) {
 func (r *RepoList) ScanRepositories() (int, string) {
 	var i int
 	var shown int
+	var total int
 	t := TimeFunction(func() {
 		for _, repo := range me.allrepos {
 			i += 1
-			repo.NewScan()
+			changed := repo.NewScan()
+			total += changed
 			if me.hideFunction == nil {
 				// application didn't register a hide function
 			} else {
@@ -44,14 +46,15 @@ func (r *RepoList) ScanRepositories() (int, string) {
 	me.shownCount.SetText(tmp)
 	me.duration.SetText(s)
 
-	log.Info("Scanned", i, "repositories. todo: count/show changes in", s)
+	log.Info("Scanned", i, "repositories.", total, "changes in", s)
 	return i, s
 }
 
-func (r *RepoRow) NewScan() bool {
+func (r *RepoRow) NewScan() int {
+	var changed int = 0
 	if r.Status == nil {
 		log.Warn("repo.Status = nil. not initialized for some reason")
-		return false
+		return changed
 	}
 
 	// run the repostatus update
@@ -62,6 +65,7 @@ func (r *RepoRow) NewScan() bool {
 		c := strings.TrimSpace(c)
 		for _, line := range strings.Split(c, "\n") {
 			log.Info(r.Status.Path(), line)
+			changed += 1
 		}
 	}
 
@@ -73,5 +77,5 @@ func (r *RepoRow) NewScan() bool {
 			r.Show()
 		}
 	}
-	return true
+	return changed
 }