package cmd

import (
    "fmt"
    "log"

    "github.com/paypal/gorealis/v2/gen-go/apache/aurora"
    "github.com/spf13/cobra"
)

func init() {
    rootCmd.AddCommand(rollbackCmd)

    rollbackCmd.AddCommand(rollbackUpdateCmd)
    rollbackUpdateCmd.Flags().StringVarP(env, "environment", "e", "", "Aurora Environment")
    rollbackUpdateCmd.Flags().StringVarP(role, "role", "r", "", "Aurora Role")
    rollbackUpdateCmd.Flags().StringVarP(name, "name", "n", "", "Aurora Name")
    rollbackUpdateCmd.Flags().StringVar(&updateID, "id", "", "Update ID")
    rollbackUpdateCmd.Flags().StringVar(message, "message", "", "Message to store alongside resume event")
    rollbackUpdateCmd.MarkFlagRequired("environment")
    rollbackUpdateCmd.MarkFlagRequired("role")
    rollbackUpdateCmd.MarkFlagRequired("name")
    rollbackUpdateCmd.MarkFlagRequired("id")
}

var rollbackCmd = &cobra.Command{
    Use:   "rollback",
    Short: "rollback an operation such as an Update",
}

var rollbackUpdateCmd = &cobra.Command{
    Use:   "update",
    Short: "rollback an update that is currently paused",
    Run:   rollbackUpdate,
}

func rollbackUpdate(cmd *cobra.Command, args []string) {
    var updateMessage string
    if message != nil {
        updateMessage = *message
    }
    err := client.RollbackJobUpdate(aurora.JobUpdateKey{
        Job: &aurora.JobKey{Environment: *env, Role: *role, Name: *name},
        ID:  updateID,
    }, updateMessage)

    if err != nil {
        log.Fatal(err)
    }

    fmt.Printf("Rollback update for update ID %v sent successfully\n", updateID)
}