/*
Copyright 2020 The Flux CD contributors.

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.
*/

package main

import (
	"context"
	"os"

	"github.com/fluxcd/pkg/apis/meta"

	sourcev1 "github.com/fluxcd/source-controller/api/v1beta1"
	"github.com/spf13/cobra"
	corev1 "k8s.io/api/core/v1"
	"sigs.k8s.io/controller-runtime/pkg/client"
)

var getSourceBucketCmd = &cobra.Command{
	Use:   "bucket",
	Short: "Get Bucket source statuses",
	Long:  "The get sources bucket command prints the status of the Bucket sources.",
	Example: `  # List all Buckets and their status
  gotk get sources bucket
`,
	RunE: getSourceBucketCmdRun,
}

func init() {
	getSourceCmd.AddCommand(getSourceBucketCmd)
}

func getSourceBucketCmdRun(cmd *cobra.Command, args []string) error {
	ctx, cancel := context.WithTimeout(context.Background(), timeout)
	defer cancel()

	kubeClient, err := utils.kubeClient(kubeconfig)
	if err != nil {
		return err
	}

	var listOpts []client.ListOption
	if !allNamespaces {
		listOpts = append(listOpts, client.InNamespace(namespace))
	}
	var list sourcev1.BucketList
	err = kubeClient.List(ctx, &list, listOpts...)
	if err != nil {
		return err
	}

	if len(list.Items) == 0 {
		logger.Failuref("no bucket sources found in %s namespace", namespace)
		return nil
	}

	header := []string{"Name", "Revision", "Ready", "Message"}
	if allNamespaces {
		header = append([]string{"Namespace"}, header...)
	}
	var rows [][]string
	for _, source := range list.Items {
		var row []string
		var revision string
		if source.GetArtifact() != nil {
			revision = source.GetArtifact().Revision
		}
		if c := meta.GetCondition(source.Status.Conditions, meta.ReadyCondition); c != nil {
			row = []string{
				source.GetName(),
				revision,
				string(c.Status),
				c.Message,
			}
		} else {
			row = []string{
				source.GetName(),
				revision,
				string(corev1.ConditionFalse),
				"waiting to be reconciled",
			}
		}
		if allNamespaces {
			row = append([]string{source.Namespace}, row...)
		}
		rows = append(rows, row)
	}
	utils.printTable(os.Stdout, header, rows)
	return nil
}
