from copy import deepcopy
from json import dumps

import main
from core.relay import sendRelayNotification

def testNetTarget(name, target):
    called = False
    for i in main.monitor.keys():
        if "sources" in main.monitor[i].keys():
            if name in main.monitor[i]["sources"]:
                if main.monitor[i]["sources"][name] == True:
                    yield i
                    called = True
                elif target in main.monitor[i]["sources"][name]:
                    yield i
                    called = True
        else:
            yield i
            called = True
    if not called:
        return False

def contained_in(x, y):
    if x is None or y is None:
        return False
    elif x == y:
        return True
    else:
        return y in x

def is_in(k, vs, A):
    return any(contained_in(A.get(k), vp) for vp in vs)

def matches(A, B):
    return all(is_in(k, vs, A) for (k, vs) in B.items())

def magicFunction(A, B):
    isInside = False
    if "send" in B.keys():
        del B["send"]
    if "sources" in B.keys():
        del B["sources"]
    if "inside" in B.keys():
        if B["inside"] == True:
            isInside = True
        del B["inside"]
    if isInside:
        return matches(A, B)
    else:
        return all(A[k] in B[k] for k in set(A) & set(B)) and set(B) <= set(A)

def event(name, numberedName, cast, event=None):
    if "target" in cast.keys():
        target = cast["target"]
    else:
        target = None
    if set(["nick", "ident", "host", "message"]).issubset(set(cast)):
        if main.config["Compat"]["ZNC"] and "message" in cast.keys():
            if cast["nick"][0] == main.config["Tweaks"]["ZNC"]["Prefix"] and cast["ident"] == "znc" and cast["host"] == "znc.in":
                sendRelayNotification(numberedName, {"type": "znc", "message": cast["message"]})
                return

    sendRelayNotification(name, cast)
    monitorGroups = testNetTarget(name, target)
    if monitorGroups == False:
        return
    for monitorGroup in monitorGroups:
        matcher = magicFunction(deepcopy(cast), deepcopy(main.monitor[monitorGroup]))
        if matcher == True:
            cast["monitor"] = True
            if "send" in main.monitor[monitorGroup].keys():
                for i in main.monitor[monitorGroup]["send"].keys():
                    if isinstance(main.monitor[monitorGroup]["send"][i], bool):
                        sendRelayNotification(name, {"type": "err", "name": name, "target": target, "message": cast, "reason": "errdeliv"})
                        continue
                    if not i in main.pool.keys():
                        sendRelayNotification(name, {"type": "err", "name": name, "target": target, "message": cast, "reason": "noname"})
                    if not i in main.IRCPool.keys():
                        sendRelayNotification(name, {"type": "err", "name": name, "target": target, "message": cast, "reason": "noinstance"})
                    for x in main.monitor[monitorGroup]["send"][i]:
                        main.IRCPool[i].msg(x, "monitor [%s] (%s) %s" % (monitorGroup, name, cast))