main.go

package main

import (
	"embed"
	"fmt"
	"github.com/Gurkengewuerz/modupdater/backend"
	"github.com/wailsapp/wails/v2/pkg/options/assetserver"
	"log"
	"net/http"
	"os"
	"strings"

	"github.com/wailsapp/wails/v2/pkg/options/mac"

	"github.com/wailsapp/wails/v2"
	"github.com/wailsapp/wails/v2/pkg/logger"
	"github.com/wailsapp/wails/v2/pkg/options"
	"github.com/wailsapp/wails/v2/pkg/options/windows"
)

//go:embed frontend/build
var assets embed.FS

//go:embed build/appicon.png
var icon []byte

type FileLoader struct {
	http.Handler
}

func NewFileLoader() *FileLoader {
	return &FileLoader{}
}

func (h *FileLoader) ServeHTTP(res http.ResponseWriter, req *http.Request) {
	var err error
	requestedFilename := strings.TrimPrefix(req.URL.Path, "/")
	println("Requesting file:", requestedFilename)
	fileData, err := os.ReadFile(requestedFilename)
	if err != nil {
		res.WriteHeader(http.StatusBadRequest)
		res.Write([]byte(fmt.Sprintf("Could not load file %s", requestedFilename)))
	}

	res.Write(fileData)
}

func main() {
	// Create an instance of the app structure
	app := backend.NewApp()

	// Create application with options
	err := wails.Run(&options.App{
		Title:  "Mod Updater",
		Width:  800,
		Height: 570,
		//MinWidth:          800,
		//MinHeight:         570,
		//MaxWidth:          800,
		//MaxHeight:         570,
		DisableResize:     true,
		Fullscreen:        false,
		Frameless:         true,
		StartHidden:       false,
		HideWindowOnClose: false,
		BackgroundColour:  &options.RGBA{R: 255, G: 255, B: 255, A: 255},
		AssetServer: &assetserver.Options{
			Assets:  assets,
			Handler: NewFileLoader(),
		},
		LogLevel:   logger.DEBUG,
		OnStartup:  app.Startup,
		OnDomReady: app.DOMReady,
		OnShutdown: app.Shutdown,
		Bind: []interface{}{
			app,
		},
		// Windows platform specific options
		Windows: &windows.Options{
			WebviewIsTransparent: false,
			WindowIsTranslucent:  false,
			DisableWindowIcon:    false,
			DisablePinchZoom:     true,
		},
		Mac: &mac.Options{
			TitleBar:             mac.TitleBarHiddenInset(),
			WebviewIsTransparent: true,
			WindowIsTranslucent:  true,
			About: &mac.AboutInfo{
				Title:   "ReactJS Template",
				Message: "Part of the Wails projects",
				Icon:    icon,
			},
		},
	})

	if err != nil {
		log.Fatal(err)
	}
}