fix text encoding

go.mod

@@ -1,3 +1,5 @@
 module github.com/cjdenio/crossword
 
 go 1.25.0
+
+require golang.org/x/text v0.41.0

go.sum

@@ -0,0 +1,2 @@
+golang.org/x/text v0.41.0 h1:vz/seA0lnX87Othu2f/0L24RcgrXD9/YFTSuGjj3rH8=
+golang.org/x/text v0.41.0/go.mod h1:jvf1O8ajNzZqhSrQBPbutR/EB83Cc0CFrezNQIwbb5M=

main.go

@@ -6,6 +6,7 @@ import (
 	"os"
 	"slices"
 	"strings"
+	"time"
 
 	"github.com/cjdenio/crossword/puz"
 )
@@ -100,24 +101,22 @@ func main() {
 
 	fmt.Printf("TITLE: %s\n", puzzle.Title)
 	fmt.Printf("AUTHOR: %s\n", puzzle.Author)
-
-	fmt.Println(RenderPuzzle(puzzle.State, puzzle.Width, puzzle.Height, puzzle.Clues[0].Cells, 1))
-
-	// j, _ := json.Marshal(puzzle)
-	// fmt.Println(string(j))
-	// for _, clue := range puzzle.Clues {
-	// 	if clue.Direction == puz.DirectionAcross {
-	// 		fmt.Printf(". %d-across: %s: %s\n", clue.Number, clue.Clue, clue.Solution)
-	// 	} else {
-	// 		fmt.Printf(". %d-down: %s: %s\n", clue.Number, clue.Clue, clue.Solution)
-	// 	}
-	// }
-
+	fmt.Println(RenderPuzzle(puzzle.Solution, puzzle.Width, puzzle.Height, puzzle.Clues[0].Cells, 1))
 	fmt.Printf("%s\n", puzzle.Copyright)
-	// for {
-	// 	n, _ := os.Stdin.Read(make([]byte, 1))
-	// 	if n > 0 {
-	// 		return
-	// 	}
-	// }
+
+	selectedCell := 1
+
+	for {
+		time.Sleep(500 * time.Millisecond)
+
+		fmt.Printf("\x1b[%dA", puzzle.Height+6)
+		fmt.Print("\x1b[J")
+
+		fmt.Printf("TITLE: %s\n", puzzle.Title)
+		fmt.Printf("AUTHOR: %s\n", puzzle.Author)
+		fmt.Println(RenderPuzzle(puzzle.Solution, puzzle.Width, puzzle.Height, puzzle.Clues[selectedCell].Cells, 1))
+		fmt.Printf("%s\n", puzzle.Copyright)
+
+		selectedCell++
+	}
 }

puz/puz.go

@@ -7,6 +7,8 @@ import (
 	"errors"
 	"math"
 	"strings"
+
+	"golang.org/x/text/encoding/charmap"
 )
 
 type Direction int
@@ -65,6 +67,20 @@ func startOfAcrossClue(puzzle string, width, index int) bool {
 	return false
 }
 
+func readText(b *bufio.Reader) (string, error) {
+	text, err := b.ReadString(0x00)
+	if err != nil {
+		return "", err
+	}
+
+	decoded, err := charmap.ISO8859_1.NewDecoder().String(text[:len(text)-1])
+	if err != nil {
+		return "", err
+	}
+
+	return decoded, nil
+}
+
 func ParsePuz(file []byte) (*Puzzle, error) {
 	// read magic bytes
 	magic := string(file[2:14])
@@ -92,32 +108,32 @@ func ParsePuz(file []byte) (*Puzzle, error) {
 	// read text
 	buf := bufio.NewReader(bytes.NewReader(file[stateEnd:]))
 
-	title, err := buf.ReadString(0x00)
+	title, err := readText(buf)
 	if err != nil {
 		return nil, err
 	}
-	puzzle.Title = title[:len(title)-1]
+	puzzle.Title = title
 
-	author, err := buf.ReadString(0x00)
+	author, err := readText(buf)
 	if err != nil {
 		return nil, err
 	}
-	puzzle.Author = author[:len(author)-1]
+	puzzle.Author = author
 
-	copyright, err := buf.ReadString(0x00)
+	copyright, err := readText(buf)
 	if err != nil {
 		return nil, err
 	}
-	puzzle.Copyright = copyright[:len(copyright)-1]
+	puzzle.Copyright = copyright
 
 	// read clues
 	clues := make([]string, 0, puzzle.ClueCount)
 	for range puzzle.ClueCount {
-		clue, err := buf.ReadString(0x00)
+		clue, err := readText(buf)
 		if err != nil {
 			return nil, err
 		}
-		clues = append(clues, clue[:len(clue)-1])
+		clues = append(clues, clue)
 	}
 
 	// assign clue numbers