refactor(plugins): restructure admin and message_gateway into standard layered sub-packages

backend/plugins/domain/admin/service/auth_source.go

@@ -0,0 +1,87 @@
+// Copyright 2026 Arctel.net
+// SPDX-License-Identifier: Apache-2.0
+
+package service
+
+import (
+	"Wavelet/core/contracts"
+	"Wavelet/pkg/logger"
+	"Wavelet/plugins/domain/admin/errs"
+	"context"
+	"errors"
+	"fmt"
+)
+
+// ListAuthSources returns every configured authentication source.
+func ListAuthSources(ctx context.Context) ([]contracts.AuthSourceViewDTO, error) {
+	authSvc, err := requireAuthService(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	views, err := authSvc.ListAuthSources(ctx)
+	if err != nil {
+		logger.ErrorF(ctx, "List auth sources failed: %v", err)
+		return nil, errors.New(errs.ListAuthSourcesFailed)
+	}
+	return views, nil
+}
+
+// CreateAuthSource registers a new authentication source.
+func CreateAuthSource(ctx context.Context, source contracts.AuthSourceDTO) (*contracts.AuthSourceDTO, error) {
+	authSvc, err := requireAuthService(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	created, err := authSvc.CreateAuthSource(ctx, source)
+	if err != nil {
+		return nil, fmt.Errorf("%s%w", errs.CreateAuthSourceFailed, err)
+	}
+	return created, nil
+}
+
+// UpdateAuthSource rewrites an existing authentication source.
+func UpdateAuthSource(
+	ctx context.Context,
+	id uint64,
+	source contracts.AuthSourceDTO,
+) (*contracts.AuthSourceDTO, error) {
+	authSvc, err := requireAuthService(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	updated, err := authSvc.UpdateAuthSource(ctx, id, source)
+	if err != nil {
+		return nil, err
+	}
+	return updated, nil
+}
+
+// ToggleAuthSource flips the active state of an authentication source.
+func ToggleAuthSource(ctx context.Context, id uint64) (*contracts.AuthSourceDTO, error) {
+	authSvc, err := requireAuthService(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	toggled, err := authSvc.ToggleAuthSource(ctx, id)
+	if err != nil {
+		return nil, fmt.Errorf("%s%w", errs.ToggleAuthSourceFailed, err)
+	}
+	return toggled, nil
+}
+
+// DeleteAuthSource removes an authentication source.
+func DeleteAuthSource(ctx context.Context, id uint64) error {
+	authSvc, err := requireAuthService(ctx)
+	if err != nil {
+		return err
+	}
+
+	if err := authSvc.DeleteAuthSource(ctx, id); err != nil {
+		return fmt.Errorf("%s%w", errs.DeleteAuthSourceFailed, err)
+	}
+	return nil
+}