/*
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 is the entrypoint of restore capabilities
package restore

import (
	"fmt"

	"github.com/spf13/cobra"
	"github.com/spf13/viper"

	"github.com/cloudnative-pg/plugin-barman-cloud/internal/cnpgi/restore"
)

// NewCmd creates the "restore" subcommand
func NewCmd() *cobra.Command {
	cobra.EnableTraverseRunHooks = true

	cmd := &cobra.Command{
		Use:   "restore",
		Short: "Starts the Barman Cloud CNPG-I sidecar plugin",
		RunE: func(cmd *cobra.Command, _ []string) error {
			requiredSettings := []string{
				"namespace",
				"pod-name",
				"spool-directory",
			}

			for _, k := range requiredSettings {
				if len(viper.GetString(k)) == 0 {
					return fmt.Errorf("missing required %s setting", k)
				}
			}

			return restore.Start(cmd.Context())
		},
	}

	_ = viper.BindEnv("namespace", "NAMESPACE")
	_ = viper.BindEnv("pod-name", "POD_NAME")
	_ = viper.BindEnv("pgdata", "PGDATA")
	_ = viper.BindEnv("spool-directory", "SPOOL_DIRECTORY")

	return cmd
}