readCmd.go

var readCmd = &cobra.Command{
	Use:   "read",
	Short: "Find a Blog post by its ID",
	Long: `Find a blog post by it's mongoDB Unique identifier.
	
	If no blog post is found for the ID it will return a 'Not Found' error`,
	RunE: func(cmd *cobra.Command, args []string) error {
		id, err := cmd.Flags().GetString("id")
		if err != nil {
			return err
		}
		req := &blogpb.ReadBlogReq{
			Id: id,
		}
		res, err := client.ReadBlog(context.Background(), req)
		if err != nil {
			return err
		}
		fmt.Println(res)
		return nil
	},
}