check word

cmd/main.go

@@ -0,0 +1,112 @@
+package main
+
+import (
+	"bufio"
+	"flag"
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/cjdenio/crossword/game"
+	"github.com/cjdenio/crossword/puz"
+	"golang.org/x/term"
+)
+
+func main() {
+	defer func() {
+		if r := recover(); r != nil {
+			fmt.Print("!!! PROGRAM CRASHED !!! Error:\r\n", r, "\r\n")
+		}
+	}()
+
+	debugMode := flag.Bool("debug", false, "")
+	flag.Parse()
+
+	filename := flag.Arg(0)
+	file, err := os.ReadFile(filename)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	fileInfo, err := os.Stat(filename)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	puzzle, err := puz.ParsePuz(file)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	fmt.Print("\x1b[?25l")
+
+	defer func() {
+		fmt.Print("\x1b[?25h")
+	}()
+	termState, err := term.MakeRaw(int(os.Stdin.Fd()))
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	defer term.Restore(int(os.Stdin.Fd()), termState)
+
+	state := game.NewState(puzzle)
+	if debugMode != nil {
+		state.DebugMode = *debugMode
+	}
+
+	// try to load a saveFile
+	saveFile, err := os.ReadFile(filename + ".save")
+	if err == nil {
+		err = state.LoadSaveFile(saveFile)
+		if state.DebugMode && err != nil {
+			state.LastKeySequence = fmt.Sprintf("failed to read savefile: %s", err)
+		}
+	}
+
+	uiHeight := state.RenderUI(os.Stdout)
+
+	scanner := bufio.NewScanner(os.Stdin)
+	scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) {
+		if len(data) == 0 {
+			return 0, nil, bufio.ErrFinalToken
+		}
+
+		if data[0] == 0x1b {
+			if len(data) < 3 {
+				return 0, nil, nil
+			}
+
+			return 3, data[0:3], nil
+		}
+
+		return 1, data[0:1], nil
+	})
+
+	for {
+		scanner.Scan()
+		buffer := scanner.Bytes()
+
+		exited := state.HandleInput(buffer)
+		if exited {
+			saveFile, err := state.CreateSaveFile()
+			if err == nil {
+				err = os.WriteFile(filename+".save", saveFile, fileInfo.Mode())
+				if err != nil && state.DebugMode {
+					state.LastKeySequence = fmt.Sprintf("failed to write savefile: %s", err)
+				}
+			}
+			state.SelectedClue = nil
+			state.SelectedCell = -1
+			fmt.Printf("\r\x1b[%dA", uiHeight)
+			fmt.Print("\x1b[J")
+			state.RenderUI(os.Stdout)
+			return
+		}
+
+		fmt.Printf("\r\x1b[%dA", uiHeight)
+		fmt.Print("\x1b[J")
+
+		uiHeight = state.RenderUI(os.Stdout)
+	}
+}