server: hook Horizons and Resolvers initialization

Signed-off-by: Alejandro Mery <amery@jpi.io>

pkg/server/config.go

@@ -26,5 +26,13 @@ func (cfg *Config) SetDefaults() error {
 		cfg.Logger = discard.New()
 	}
 
+	if len(cfg.Horizons) == 0 {
+		cfg.Horizons = defaultHorizons()
+	}
+
+	if len(cfg.Resolvers) == 0 {
+		cfg.Resolvers = defaultResolvers()
+	}
+
 	return nil
 }

pkg/server/server.go

@@ -6,8 +6,12 @@ type Server struct {
 	cfg Config
 }
 
-func (*Server) init() error {
-	return nil
+func (srv *Server) init() error {
+	if err := srv.initResolvers(); err != nil {
+		return err
+	}
+
+	return srv.initHorizons()
 }
 
 // New creates a new [Server] based on the given [Config]

pkg/server/server_horizon.go

@@ -0,0 +1,15 @@
+package server
+
+import "darvaza.org/core"
+
+func defaultHorizons() []HorizonConfig {
+	return []HorizonConfig{
+		{
+			Name: "any",
+		},
+	}
+}
+
+func (*Server) initHorizons() error {
+	return core.ErrNotImplemented
+}

pkg/server/server_resolver.go

@@ -0,0 +1,16 @@
+package server
+
+import "darvaza.org/core"
+
+func defaultResolvers() []ResolverConfig {
+	return []ResolverConfig{
+		{
+			Name:      "root",
+			Iterative: true,
+		},
+	}
+}
+
+func (*Server) initResolvers() error {
+	return core.ErrNotImplemented
+}