import requests
import os
import datetime
import json
#import jsondiff as jd
import smtplib
#from jsondiff import diff

old_file = "onionoo_details"

url = "https://onionoo.torproject.org/details"
r = requests.get(url)
relays = json.loads(r.content)["relays"]

#sorted_relays = sorted(relays, key=lambda x : x['nickname'], reverse=True)

#old_text = open(old_file, "r").read()
#old_text = json.loads(old_text)["relays"]

#sorted_old = sorted(old_text, key=lambda x : x['nickname'], reverse=True)

email = "From: relay status <relaystatus@encryptionin.space>\nTo: relaystatus@lists.encryptionin.space\nSubject: Relay Status " + datetime.datetime.now(datetime.timezone.utc).strftime('%Y-%m-%d %H') + "\n\n"

status = ""

#diff takes too long
#print("beginning diff " + datetime.datetime.now().strftime("%H-%M-%S"))
#diff1 = diff(old_text, relays, syntax='symmetric')
#print("done diffing " + datetime.datetime.now().strftime("%H-%M-%S"))

#print("starting diff")
for new_relay in relays:
    if datetime.datetime.strptime(new_relay["first_seen"], "%Y-%m-%d %H:%M:%S") > (datetime.datetime.now() - datetime.timedelta(hours=2)):
        #added_relays += new_relay[1]["fingerprint"] + "\n"
        exit = "no"
        if new_relay["exit_policy"][0] != "reject *:*":
            exit = "yes"
        #print("New relay: \"" + new_relay[1]["nickname"] + "\", fingerpint: " + new_relay[1]["fingerprint"] + ", potential exit: " + exit + ", effective family size: " + str(len(new_relay[1]["effective_family"])) + ", first seen: " + new_relay[1]["first_seen"] + "\n")
        status += "New relay: \"" + new_relay["nickname"] + "\", fingerpint: " + new_relay["fingerprint"] + ", potential exit: " + exit + ", effective family size: " + str(len(new_relay["effective_family"])) + "\n"

#if jd.delete in diff1:
#    for deleted_relay in diff1[jd.delete]:
#        #deleted_relays += deleted_relay[1]["fingerprint"] + "\n"
#        print("Deleted relay: \"" + deleted_relay[1]["nickname"] + "\", fingerpint: " + deleted_relay[1]["fingerprint"] + "\n")
#        status += "Deleted relay: \"" + deleted_relay[1]["nickname"] + "\", fingerpint: " + deleted_relay[1]["fingerprint"] + "\n"

#for updated_relay in diff1:
#    if updated_relay != jd.insert and updated_relay != jd.delete:
#        try:
#            if "flags" in diff1[updated_relay]:
#                if jd.insert in diff1[updated_relay]["flags"]:
#                    if "Exit" in diff1[updated_relay]["flags"][jd.insert]:
#                        relay = old_text[updated_relay]
#                        new_flags = ""
#                        for flag in diff1[updated_relay]["flags"][jd.insert]:
#                            new_flags = new_flags+flag[1]+","
#                        status += "\"" + relay["nickname"] + "\" (" + relay["fingerprint"] +  ") got new flag(s): \"" + new_flags + "\"\n"
#        except:
#            print(diff1[updated_relay])

#print(status)
#with open("status.txt", "a") as output:
#    output.write(status)

#with open(old_file, "w") as output:
    #    output.write(r.text)

if status:
    email += status 
    try:
        smtp = smtplib.SMTP('localhost')
        smtp.sendmail('relaystatus@encryptionin.space', ['relaystatus@lists.encryptionin.space'], status)
    except SMTPException:
        print("couldn't send")