Full application rewrite

main.go

@@ -0,0 +1,76 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"log"
+	"os/signal"
+	"strconv"
+	"sync"
+	"syscall"
+
+	"github.com/derfenix/photocatalog/application"
+)
+
+func main() {
+	cfg := loadCfg()
+
+	ctx, cancel := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
+	defer cancel()
+
+	app, err := application.NewApplication(cfg)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	wg := &sync.WaitGroup{}
+
+	if err := app.Start(ctx, wg); err != nil {
+		log.Fatal(err)
+	}
+
+	wg.Wait()
+}
+
+func loadCfg() application.Config {
+	cfg := application.Config{
+		SourceDir: "",
+		TargetDir: "",
+		Mode:      "",
+		Overwrite: false,
+		DirMode:   0,
+		FileMode:  0,
+		Watch:     false,
+	}
+
+	flag.StringVar(&cfg.SourceDir, "source", "", "Source directory")
+	flag.StringVar(&cfg.TargetDir, "target", "", "Target directory")
+	flag.BoolVar(&cfg.Overwrite, "overwrite", false, "Overwrite existing files")
+	flag.BoolVar(&cfg.Watch, "watch", false, "Watch for changes in the source directory")
+
+	var dirMode string
+	var fileMode string
+	flag.StringVar(&dirMode, "dirmode", "0777", "Mode bits for directories can be created while syncing")
+	flag.StringVar(&fileMode, "filemode", "0644", "Mode bits for files created while syncing (not applicable for hardlink mode)")
+
+	var mode string
+	flag.StringVar(&mode, "mode", "hardlink", "Mode")
+
+	flag.Parse()
+
+	cfg.Mode = application.Mode(mode)
+
+	var err error
+
+	cfg.DirMode, err = strconv.ParseUint(dirMode, 8, 32)
+	if err != nil {
+		cfg.DirMode = 0o777
+	}
+
+	cfg.FileMode, err = strconv.ParseUint(fileMode, 8, 32)
+	if err != nil {
+		cfg.DirMode = 0o644
+	}
+
+	return cfg
+}