import json
import subprocess

import requests

from django.conf import settings


rpc_id = 1


def api(method, params):
    global rpc_id
    rpc_id += 1
    url = "http://127.0.0.1:8080/api/v1/rpc"
    msg = {
        "jsonrpc": "2.0",
        "id": str(rpc_id),
        "method": method,
    }
    if params:
        msg["params"] = params
    if settings.DEBUG:
        print("POST signal rpc:", msg)
    response = requests.post(url, json=msg).json()
    if "result" in response:
        return response["result"]
    else:
        raise Exception("Error: %s", response)


def send(msg, to=None, group=None):
    params = {
        "message": msg
    }
    if group:
        params["groupId"] = group
    else:
        params["recipient"] = to
    return api("send", params)


def send_reaction(target_address, target_ts, emoji, to=None, group=None, remove=False):
    params = {
        "emoji": emoji,
        "targetTimestamp": target_ts,
        "targetAuthor": target_address,
    }
    if group:
        params["groupId"] = group
    else:
        params["recipient"] = to

    return api("sendReaction", params)