Complete notification expiry and configurable durable delivery (#36)

backend/notifications/app/config.go

@@ -6,6 +6,7 @@ import (
 	"os"
 	"strings"
 
+	"git.sendico.io/tech/sxchnge/notifications/bus"
 	"git.sendico.io/tech/sxchnge/notifications/email"
 	db "git.sendico.io/tech/sxchnge/shared/database"
 	merrors "git.sendico.io/tech/sxchnge/shared/errors"
@@ -14,6 +15,7 @@ import (
 )
 
 type Config struct {
+	Queue     bus.Config        `yaml:"queue"`
 	Messaging messaging.Config  `yaml:"messaging"`
 	Listen    string            `yaml:"listen"`
 	TLSCert   string            `yaml:"tls_cert"`
@@ -25,7 +27,7 @@ type Config struct {
 }
 
 func Load(path string) (Config, error) {
-	var c Config
+	c := Config{Queue: bus.DefaultConfig()}
 	data, err := os.ReadFile(path)
 	if err != nil {
 		return c, merrors.OpaqueWrap(merrors.ErrInvalidArg, err, "cannot read configuration")
@@ -41,6 +43,9 @@ func Load(path string) (Config, error) {
 	if c.Listen == "" || c.TLSCert == "" || c.TLSKey == "" || c.Database.Driver != db.Mongo || c.Messaging.Driver != messaging.BBNats || c.Templates == "" || len(c.Callers) == 0 {
 		return c, merrors.InvalidArgument("missing notification configuration")
 	}
+	if err = c.Queue.Validate(); err != nil {
+		return c, err
+	}
 	seen := map[string]bool{}
 	for caller, env := range c.Callers {
 		token := os.Getenv(env)