/*
Copyright 2023 The K8sGPT Authors.
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 cache

import (
	"fmt"
	"os"

	"github.com/fatih/color"
	"github.com/k8sgpt-ai/k8sgpt/pkg/cache"
	"github.com/spf13/cobra"
	"github.com/spf13/viper"
)

var (
	region string
)

// addCmd represents the add command
var addCmd = &cobra.Command{
	Use:   "add",
	Short: "Add a remote cache",
	Long: `This command allows you to add a remote cache to store the results of an analysis.
	The supported cache types are:
	- S3`,
	Run: func(cmd *cobra.Command, args []string) {
		fmt.Println(color.YellowString("Adding remote S3 based cache"))

		// Check to see whether there is cache information already
		var cacheInfo cache.CacheProvider
		err := viper.UnmarshalKey("cache", &cacheInfo)
		if err != nil {
			color.Red("Error: %v", err)
			os.Exit(1)
		}
		if cacheInfo.BucketName != "" {
			color.Yellow("Error: a cache is already configured, please remove it first")
			os.Exit(1)
		}
		cacheInfo.BucketName = bucketname
		cacheInfo.Region = region

		// Save the cache information
		viper.Set("cache", cacheInfo)
		err = viper.WriteConfig()
		if err != nil {
			color.Red("Error: %v", err)
			os.Exit(1)
		}
	},
}

func init() {
	CacheCmd.AddCommand(addCmd)
	addCmd.Flags().StringVarP(&region, "region", "r", "", "The region to use for the cache")
	addCmd.Flags().StringVarP(&bucketname, "bucket", "b", "", "The name of the bucket to use for the cache")
	addCmd.MarkFlagRequired("bucket")
	addCmd.MarkFlagRequired("region")

}