/*
Copyright © contributors to CloudNativePG, established as
CloudNativePG a Series of LF Projects, LLC.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

SPDX-License-Identifier: Apache-2.0
*/

package restore

import (
	"context"

	cnpgv1 "github.com/cloudnative-pg/cloudnative-pg/api/v1"
	"github.com/cloudnative-pg/machinery/pkg/log"
	"github.com/spf13/viper"
	corev1 "k8s.io/api/core/v1"
	"k8s.io/apimachinery/pkg/runtime"
	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
	clientgoscheme "k8s.io/client-go/kubernetes/scheme"
	ctrl "sigs.k8s.io/controller-runtime"
	"sigs.k8s.io/controller-runtime/pkg/client"

	barmancloudv1 "github.com/cloudnative-pg/plugin-barman-cloud/api/v1"
)

var scheme = runtime.NewScheme()

func init() {
	utilruntime.Must(barmancloudv1.AddToScheme(scheme))
	utilruntime.Must(cnpgv1.AddToScheme(scheme))
	utilruntime.Must(clientgoscheme.AddToScheme(scheme))
}

// Start starts the sidecar informers and CNPG-i server
func Start(ctx context.Context) error {
	setupLog := log.FromContext(ctx)
	setupLog.Info("Starting barman cloud instance plugin")

	mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{
		Scheme: scheme,
		Client: client.Options{
			Cache: &client.CacheOptions{
				DisableFor: []client.Object{
					&corev1.Secret{},
					&barmancloudv1.ObjectStore{},
				},
			},
		},
	})
	if err != nil {
		setupLog.Error(err, "unable to start manager")
		return err
	}

	if err := mgr.Add(&CNPGI{
		PluginPath:     viper.GetString("plugin-path"),
		SpoolDirectory: viper.GetString("spool-directory"),
		Client:         mgr.GetClient(),
		PGDataPath:     viper.GetString("pgdata"),
		InstanceName:   viper.GetString("pod-name"),
	}); err != nil {
		setupLog.Error(err, "unable to create CNPGI runnable")
		return err
	}

	if err := mgr.Start(ctx); err != nil {
		return err
	}

	return nil
}