♻️ Better names and add printing methods

convids/logic.go

@@ -1,6 +1,8 @@
 package convids
 
 import (
+	"fmt"
+	"io"
 	"os"
 	fp "path/filepath"
 	"regexp"
@@ -28,17 +30,23 @@ func ensureExtRe(c *Config) (err error) {
 	return
 }
 
-func WalkFiles(d *Data, stopOnError, silent bool, cb func(s *Show, path string) error) (err error) {
+type ShowWalker func(show *Show, path string) error
+type GroupPrinter func(name string, group Shows)
+
+func WalkFiles(d *Data, stopOnError bool, gp GroupPrinter, cb ShowWalker) (err error) {
 	err = ensureExtRe(d.Config)
 	if err != nil {
 		return
 	}
+	if cb == nil {
+		cb = DryRun(os.Stdout)
+	}
 	var files []os.DirEntry
 	files, err = os.ReadDir(d.Config.Source)
 	if err != nil {
 		return
 	}
-	for s := range d.AllShows(silent) {
+	for s := range d.AllShows(gp) {
 		var found bool
 		for _, file := range files {
 			if file.IsDir() {
@@ -62,3 +70,16 @@ func WalkFiles(d *Data, stopOnError, silent bool, cb func(s *Show, path string)
 	}
 	return nil
 }
+
+func DryRun(out io.Writer) ShowWalker {
+	return func(s *Show, path string) error {
+		fmt.Fprintf(out, "Saving %s to %s\n", path, s.Folder)
+		return nil
+	}
+}
+
+func PrintGroupName(out io.Writer) GroupPrinter {
+	return func(name string, group Shows) {
+		fmt.Fprintf(out, "Checking %s shows\n\n", name)
+	}
+}