add login flow and put config in configdir

main.go

@@ -3,6 +3,7 @@ package main
 import (
 	"os"
 	"sync"
+	"bytes"
 
 	"context"
 	"fmt"
@@ -11,6 +12,7 @@ import (
 	"github.com/diamondburned/gotk4/pkg/glib/v2"
 	"github.com/diamondburned/gotk4/pkg/gtk/v4"
 	"github.com/kr/pretty"
+	"path/filepath"
 
 	"github.com/BurntSushi/toml"
 	"gosrc.io/xmpp"
@@ -65,15 +67,106 @@ func init() {
 	}()
 }
 
-func main() {
+func dropToSignInPage(err error) {
+	app := gtk.NewApplication("net.sunglocto.lambda.login", gio.ApplicationFlagsNone)
+	app.ConnectActivate(func() {
+		form_box := gtk.NewBox(gtk.OrientationVertical, 0)
 
-	b, err := os.ReadFile("lambda.toml")
+		server_box := gtk.NewBox(gtk.OrientationHorizontal, 0)
+		username_box := gtk.NewBox(gtk.OrientationHorizontal, 0)
+		password_box := gtk.NewBox(gtk.OrientationHorizontal, 0)
+		nickname_box := gtk.NewBox(gtk.OrientationHorizontal, 0)
+		insecure_box := gtk.NewBox(gtk.OrientationHorizontal, 0)
+
+		server_label := gtk.NewLabel("Server: ")
+		username_label := gtk.NewLabel("Username: ")
+		password_label := gtk.NewLabel("Password: ")
+		nickname_label := gtk.NewLabel("Nickname: ")
+		insecure_label := gtk.NewLabel("Insecure: ")
+
+		server_entry := gtk.NewEntry()
+		server_entry.SetHAlign(gtk.AlignEnd)
+		
+		username_entry := gtk.NewEntry()
+		username_entry.SetHAlign(gtk.AlignEnd)
+
+		password_entry := gtk.NewPasswordEntry()
+		password_entry.SetHAlign(gtk.AlignEnd)
+
+		nickname_entry := gtk.NewEntry()
+		nickname_entry.SetHAlign(gtk.AlignEnd)
+
+		insecure_check := gtk.NewCheckButton()
+		insecure_check.SetHAlign(gtk.AlignEnd)
+
+
+		server_box.Append(server_label)
+		server_box.Append(server_entry)
+
+		username_box.Append(username_label)
+		username_box.Append(username_entry)
+
+		password_box.Append(password_label)
+		password_box.Append(password_entry)
+
+		nickname_box.Append(nickname_label)
+		nickname_box.Append(nickname_entry)
+
+		insecure_box.Append(insecure_label)
+		insecure_box.Append(insecure_check)
+
+		form_box.Append(server_box)
+		form_box.Append(username_box)
+		form_box.Append(password_box)
+		form_box.Append(nickname_box)
+		form_box.Append(insecure_box)
+
+		sumbit_btn := gtk.NewButtonWithLabel("Submit")
+		sumbit_btn.ConnectClicked(func() {
+			conf := new(lambdaConfig)
+			conf.Server = server_entry.Text() 
+			conf.Username = username_entry.Text()
+			conf.Password = password_entry.Text()
+			conf.Nick = nickname_entry.Text()
+			conf.Insecure = insecure_check.Active()
+
+			var b bytes.Buffer 
+			e := toml.NewEncoder(&b)
+			e.Encode(conf)
+
+			p, _ := ensureConfig()
+			os.WriteFile(filepath.Join(p, "lambda.toml"), b.Bytes(), 0644)
+			window.SetVisible(false)
+			main()
+			os.Exit(0)
+		})
+
+		form_box.Append(sumbit_btn)
+
+		window = gtk.NewApplicationWindow(app)
+		window.SetChild(form_box)
+		window.SetResizable(false)
+		window.SetVisible(true)
+	})
+
+	if code := app.Run(os.Args); code == 0 {
+		os.Exit(code)
+	}
+}
+
+func main() {
+	p, _ := ensureConfig()
+	b, err := os.ReadFile(filepath.Join(p, "lambda.toml"))
 	if err != nil {
-		showErrorDialog(err)
-		panic(err)
+		dropToSignInPage(err)
+		return
+		// panic(err)
 	}
 
 	_, err = toml.Decode(string(b), &loadedConfig)
+	if err != nil {
+		panic(err)
+	}
 
 	config := xmpp.Config{
 		TransportConfiguration: xmpp.TransportConfiguration{
@@ -288,6 +381,7 @@ func main() {
 	})
 
 	go func() {
+		time.Sleep(3 * time.Second)
 		err = cm.Run()
 		if err != nil {
 			showErrorDialog(err)