优化结构

internal/initialize/initialize.go

@@ -12,36 +12,36 @@ import (
 	"gorm.io/gorm"
 )
 
+// Backend is the infrastructure boundary required by application
+// initialization and runtime configuration management.
+type Backend interface {
+	IsInitialized(context.Context) (bool, error)
+	InitializeDatabase(context.Context, *system.DatabaseConfig, func(context.Context, *gorm.DB) error) error
+	PersistConfig(context.Context) error
+	PersistRuntimeConfig(context.Context, *config.Config) error
+	ReloadConfig(context.Context) error
+	Config() *config.Config
+}
+
+// Repo adapts Backend to system.InitializationRepo. Backend is embedded so the
+// four identically shaped methods are promoted instead of hand-forwarded; this
+// file adds only what the two boundaries genuinely disagree on.
 type Repo struct {
-	backend Backend
+	Backend
 	catalog platformmodule.Catalog
 }
 
 func NewRepo(backend Backend, catalog platformmodule.Catalog) system.InitializationRepo {
-	return &Repo{backend: backend, catalog: catalog}
-}
-
-func (r *Repo) IsInitialized(ctx context.Context) (bool, error) {
-	return r.backend.IsInitialized(ctx)
+	return &Repo{Backend: backend, catalog: catalog}
 }
 
+// Initialize layers system and task seeding on top of the backend's database
+// lifecycle, which is the one place the two interfaces differ in shape.
 func (r *Repo) Initialize(ctx context.Context, input *system.DatabaseConfig) error {
-	return r.backend.InitializeDatabase(ctx, input, func(ctx context.Context, db *gorm.DB) error {
+	return r.InitializeDatabase(ctx, input, func(ctx context.Context, db *gorm.DB) error {
 		if err := datasystem.SeedSystemWithCatalog(ctx, db, input, r.catalog); err != nil {
 			return err
 		}
 		return datatask.SeedDefaults(ctx, db, r.catalog.DefaultTimedTasks())
 	})
 }
-
-func (r *Repo) PersistConfig(ctx context.Context) error {
-	return r.backend.PersistConfig(ctx)
-}
-
-func (r *Repo) PersistRuntimeConfig(ctx context.Context, value *config.Config) error {
-	return r.backend.PersistRuntimeConfig(ctx, value)
-}
-
-func (r *Repo) ReloadConfig(ctx context.Context) error {
-	return r.backend.ReloadConfig(ctx)
-}