Restructure application

pkg/command/options.go

@@ -0,0 +1,39 @@
+package command
+
+import (
+	"os"
+
+	"github.com/jessevdk/go-flags"
+)
+
+type Options struct {
+	Version  bool   `short:"v" long:"version" description:"Print version"`
+	Debug    bool   `short:"d" long:"debug" description:"Enable debugging mode" default:"false"`
+	Url      string `long:"url" description:"Database connection string"`
+	Host     string `long:"host" description:"Server hostname or IP"`
+	Port     int    `long:"port" description:"Server port" default:"5432"`
+	User     string `long:"user" description:"Database user"`
+	Pass     string `long:"pass" description:"Password for user"`
+	DbName   string `long:"db" description:"Database name"`
+	Ssl      string `long:"ssl" description:"SSL option"`
+	HttpHost string `long:"bind" description:"HTTP server host" default:"localhost"`
+	HttpPort uint   `long:"listen" description:"HTTP server listen port" default:"8081"`
+	AuthUser string `long:"auth-user" description:"HTTP basic auth user"`
+	AuthPass string `long:"auth-pass" description:"HTTP basic auth password"`
+	SkipOpen bool   `short:"s" long:"skip-open" description:"Skip browser open on start"`
+}
+
+var Opts Options
+
+func ParseOptions() error {
+	_, err := flags.ParseArgs(&Opts, os.Args)
+	if err != nil {
+		return err
+	}
+
+	if Opts.Url == "" {
+		Opts.Url = os.Getenv("DATABASE_URL")
+	}
+
+	return nil
+}