package main

import (
	"fmt"
	"os"
	"path/filepath"

	"io/ioutil"

	"fyne.io/fyne/v2"
	"fyne.io/fyne/v2/app"
	"fyne.io/fyne/v2/container"
	"fyne.io/fyne/v2/theme"
	"fyne.io/fyne/v2/widget"
)

func getBlessingPath() (string, error) {
	// Get path to running executable
	exePath, err := os.Executable()
	if err != nil {
		return "", fmt.Errorf("unable to get executable path: %w", err)
	}

	// Extract drive letter (e.g., "C:")
	drive := filepath.VolumeName(exePath)
	if drive == "" {
		return "", fmt.Errorf("could not determine drive letter")
	}

	// Construct full path to blessing file
	blessingPath := filepath.Join(drive+"\\", ".content", "blessing.txt")
	return blessingPath, nil
}

func main() {
	blessingPath, err := getBlessingPath()
	if err != nil {
		fmt.Printf("ERROR: %v\n", err)
		os.Exit(1)
	}

	// Read the blessing file
	blessingBytes, err := ioutil.ReadFile(blessingPath)
	if err != nil {
		fmt.Printf("ERROR: Could not read blessing from %s: %v\n", blessingPath, err)
		os.Exit(1)
	}
	blessing := string(blessingBytes)

	// Initialize app
	a := app.NewWithID("com.omnissiah.blessing")
	a.Settings().SetTheme(theme.DarkTheme())
	w := a.NewWindow("🔧 Rite of Activation")

	// Render markdown
	md := widget.NewRichTextFromMarkdown(blessing)
	scroll := container.NewScroll(md)
	scroll.SetMinSize(fyne.NewSize(600, 700))

	w.SetContent(scroll)
	w.Resize(fyne.NewSize(640, 720))
	w.ShowAndRun()
}