new payment methods service

api/payments/methods/internal/server/internal/config.go

@@ -0,0 +1,62 @@
+package serverimp
+
+import (
+	"os"
+	"strings"
+
+	"github.com/tech/sendico/pkg/api/routers"
+	"github.com/tech/sendico/pkg/db"
+	"github.com/tech/sendico/pkg/server/grpcapp"
+	"go.uber.org/zap"
+	"gopkg.in/yaml.v3"
+)
+
+type config struct {
+	*grpcapp.Config `yaml:",inline"`
+
+	// PermissionsDatabase points to the authorization store (policies/roles/assignments).
+	// If omitted, startup falls back to Database for backward compatibility.
+	PermissionsDatabase *db.Config `yaml:"permissions_database"`
+}
+
+func (i *Imp) loadConfig() (*config, error) {
+	data, err := os.ReadFile(i.file)
+	if err != nil {
+		i.logger.Error("Could not read configuration file", zap.String("config_file", i.file), zap.Error(err))
+		return nil, err
+	}
+
+	cfg := &config{Config: &grpcapp.Config{}}
+	if err := yaml.Unmarshal(data, cfg); err != nil {
+		i.logger.Error("Failed to parse configuration", zap.Error(err))
+		return nil, err
+	}
+
+	if cfg.Runtime == nil {
+		cfg.Runtime = &grpcapp.RuntimeConfig{ShutdownTimeoutSeconds: 15}
+	}
+
+	if cfg.GRPC == nil {
+		cfg.GRPC = &routers.GRPCConfig{
+			Network:          "tcp",
+			Address:          ":50066",
+			EnableReflection: true,
+			EnableHealth:     true,
+		}
+	} else {
+		if strings.TrimSpace(cfg.GRPC.Address) == "" {
+			cfg.GRPC.Address = ":50066"
+		}
+		if strings.TrimSpace(cfg.GRPC.Network) == "" {
+			cfg.GRPC.Network = "tcp"
+		}
+	}
+
+	if cfg.Metrics == nil {
+		cfg.Metrics = &grpcapp.MetricsConfig{Address: ":9416"}
+	} else if strings.TrimSpace(cfg.Metrics.Address) == "" {
+		cfg.Metrics.Address = ":9416"
+	}
+
+	return cfg, nil
+}