Adapt updates package to new updater module in portbase, clean up

updates/config.go

@@ -0,0 +1,63 @@
+package updates
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/safing/portbase/config"
+)
+
+var (
+	releaseChannel config.StringOption
+	devMode        config.BoolOption
+
+	previousReleaseChannel string
+	previousDevMode        bool
+)
+
+func registerConfig() error {
+	err := config.Register(&config.Option{
+		Name:            "Release Channel",
+		Key:             releaseChannelKey,
+		Description:     "The Release Channel changes which updates are applied. When using beta, you will receive new features earlier and Portmaster will update more frequently. Some beta or experimental features are also available in the stable release channel.",
+		OptType:         config.OptTypeString,
+		ExpertiseLevel:  config.ExpertiseLevelExpert,
+		ReleaseLevel:    config.ReleaseLevelBeta,
+		RequiresRestart: false,
+		DefaultValue:    releaseChannelStable,
+		ExternalOptType: "string list",
+		ValidationRegex: fmt.Sprintf("^(%s|%s)$", releaseChannelStable, releaseChannelBeta),
+	})
+	if err != nil {
+		return err
+	}
+
+	return module.RegisterEventHook("config", "config change", "update registry config", updateRegistryConfig)
+}
+
+func initConfig() {
+	releaseChannel = config.GetAsString(releaseChannelKey, releaseChannelStable)
+	devMode = config.GetAsBool("core/devMode", false)
+}
+
+func updateRegistryConfig(_ context.Context, _ interface{}) error {
+	changed := false
+	if releaseChannel() != previousReleaseChannel {
+		registry.SetBeta(releaseChannel() == releaseChannelBeta)
+		previousReleaseChannel = releaseChannel()
+		changed = true
+	}
+
+	if devMode() != previousDevMode {
+		registry.SetBeta(devMode())
+		previousDevMode = devMode()
+		changed = true
+	}
+
+	if changed {
+		registry.SelectVersions()
+		module.TriggerEvent(eventVersionUpdate, nil)
+	}
+
+	return nil
+}