package main

import (
"bytes"
"log"
"net/http"
"io/ioutil"
"strings"
"encoding/json"
/*
"fmt"
*/
)

func main() {
	// Create a slice to insert the ID of the current droplet
	url_slice		:=  []string{"https://api.digitalocean.com/v2/droplets/", get_droplet_id("foo"), "/actions"}
	// Construct the string from the slice
	droplet_actions_url	:= strings.Join(url_slice, "")
/*	---- Old ------ Using http.Get
	// Create the json object to be posted
	post_body, _		:= json.Marshal(map[string]string{"type": "power_off"})
	// Open a buffer for the post response body
	response_body		:= bytes.NewBuffer(post_body)
	// instantiate the POST object
	http_response, err	:= http.Post(droplet_actions_url, "application/json", response_body)
*/
	do_client		:= &http.Client{
		CheckRedirect: redirectPolicyFunc,
	}
	http_response, err		:= do_client.Get(droplet_actions_url))
	if err != nil {
		log.Fatalf("Responese Error: %v", err)
	}
	// Create an http.Request object to store the request data
	// Is 'nil' the correct parameter? Check the docs
	// How is the response body cached? Is the 'nil' parameter the actual POST body?
	// Is the post_body to be fashioned with json.Marshal as above? Where is it
	// used as a parameter?
	http_request, err	:= http.Request("POST", droplet_actions_url, nil)
	// Add the Authorization header with the OAuth token to the request data
	http_request.Header.Add("Authorization", "Bearer 72a0ec632d0834dd3e1b72ec096f4644f527853a747875ca387a0269a625597a")
	http_response, err	:= client.Post(droplet_actions_url, "application/json", response_body)
	// Pause thread until response is read and http connection closes (I think?)
	defer http_response.Body.Close()
	body, err		:= ioutil.ReadAll(response_body)
	if err != nil {
		log.Fatalln(err)
	}
	// Turn the http response object into a string
	response_body_string	:= string(body)
	log.Printf(response_body_string)
}

func get_droplet_id(hostname string) string {
/*
	Eventually, the goal is to use droplet tags to group the cluster,
	use the droplet tags api to list all droplets, differentially
	identify 'other' nodes with knowledge of our current droplet properties,
	and finally return the droplet_id that corresponds to the supplied hostname
*/

//	var droplet_id string	=  "253365345"
	var droplet_id string	=  "253365347"
	return droplet_id
}