[优化] 重构数据库迁移逻辑，整合遗留和Goose迁移处理

openflare_server/model/schema_migration_context.go

@@ -0,0 +1,60 @@
+package model
+
+import (
+	schemagoose "openflare/model/goose"
+
+	"gorm.io/gorm"
+)
+
+func currentGooseTargetVersion() int64 {
+	return schemagoose.CurrentTargetVersion()
+}
+
+func loadGooseDatabaseVersion(db *gorm.DB) (int, bool, error) {
+	return schemagoose.LoadDatabaseVersion(db)
+}
+
+func ensureDatabaseSchemaUpToDate(db *gorm.DB, backend string) error {
+	return schemagoose.EnsureDatabaseSchemaUpToDate(db, backend, databaseSchemaMigrationContext{})
+}
+
+func (databaseSchemaMigrationContext) RegisterSharding(db *gorm.DB, backend string) error {
+	return registerSharding(db, backend)
+}
+
+func (databaseSchemaMigrationContext) AutoMigrateLegacySchemaMetadata(db *gorm.DB) error {
+	return autoMigrateLegacySchemaMetadata(db)
+}
+
+func (databaseSchemaMigrationContext) InitializeFreshDatabaseSchema(db *gorm.DB, backend string) error {
+	return initializeFreshDatabaseSchema(db, backend)
+}
+
+func (databaseSchemaMigrationContext) IsDatabaseEmpty(db *gorm.DB) (bool, error) {
+	return isDatabaseEmpty(db)
+}
+
+func (databaseSchemaMigrationContext) RepairCurrentSchemaState(db *gorm.DB, backend string) error {
+	if err := dropLegacyNodeColumns(db, backend); err != nil {
+		return err
+	}
+	if err := ensureDefaultGitHubAuthSource(db); err != nil {
+		return err
+	}
+	if err := ensureDefaultWAFRuleGroup(db); err != nil {
+		return err
+	}
+	return nil
+}
+
+func (databaseSchemaMigrationContext) SaveLegacyDatabaseSchemaVersion(db *gorm.DB, version int) error {
+	return saveLegacyDatabaseSchemaVersion(db, version)
+}
+
+func (databaseSchemaMigrationContext) UpgradeLegacyDatabaseSchema(db *gorm.DB, backend string, version int) error {
+	return upgradeLegacyDatabaseSchema(db, backend, version)
+}
+
+func (databaseSchemaMigrationContext) ValidateCurrentDatabaseSchema(db *gorm.DB, backend string) error {
+	return validateCurrentDatabaseSchema(db, backend)
+}