Implement frontend api

main.go

@@ -7,7 +7,6 @@ import (
 	"io"
 	"log"
 	"os"
-	"os/signal"
 
 	"github.com/wailsapp/wails/v2"
 	"github.com/wailsapp/wails/v2/pkg/options"
@@ -39,45 +38,35 @@ type Settings struct {
 	Addons   map[string]Addon `json:"addons"`
 }
 
+func SaveSettings(settings Settings) error {
+	log.Printf("Saving settings: %+v", settings)
+	settingsFile, err := os.OpenFile(settingsFilePath, os.O_RDWR|os.O_CREATE, 0644)
+	if err != nil {
+		Error.Printf("error opening settings file: %s", err)
+		return err
+	}
+	defer settingsFile.Close()
+	return json.NewEncoder(settingsFile).Encode(settings)
+}
+
 func main() {
 	settingsFile, err := os.OpenFile(settingsFilePath, os.O_RDWR|os.O_CREATE, 0644)
 	if err != nil {
 		Error.Printf("error opening settings file: %s", err)
 		return
 	}
-	defer settingsFile.Close()
 	settings := Settings{}
 	err = json.NewDecoder(settingsFile).Decode(&settings)
 	if err != nil {
 		Warning.Printf("error decoding settings: %s", err)
 		settings = Settings{}
 	}
+	settingsFile.Close()
 	log.Printf("Loaded settings: %+v", settings)
 
 	addonService = &AddonService{}
 	addonService.Addons = settings.Addons
 
-	c := make(chan os.Signal, 1)
-	signal.Notify(c, os.Interrupt)
-	go func() {
-		<-c
-		err = settingsFile.Truncate(0)
-		if err != nil {
-			Error.Printf("error truncating settings file: %s", err)
-		}
-		_, err = settingsFile.Seek(0, 0)
-		if err != nil {
-			Error.Printf("error seeking settings file: %s", err)
-		}
-		err = json.NewEncoder(settingsFile).Encode(settings)
-		if err != nil {
-			Error.Printf("error encoding settings: %s", err)
-		}
-		settingsFile.Close()
-		os.Exit(0)
-	}()
-
-	return
 	app := NewApp()
 
 	err = wails.Run(&options.App{
@@ -97,4 +86,5 @@ func main() {
 	if err != nil {
 		println("Error:", err.Error())
 	}
+	SaveSettings(settings)
 }