import requests
import json
from typing import List, Tuple

from tests.createAPI.create_delete_artist import list_artists, create_artist_entries, delete_artist_entries
from tests.createAPI.create_delete_presence import test_presence_entries, list_presences, create_presence_entries
from tests.createAPI.create_delete_art import test_art_entries, list_art, create_art_entries, delete_art_entries

test_art_presence_relations = [
    {"art_hash": test_art_entries[0]["hash"], "presence_name": test_art_entries[0]["presences"][0][0], "presence_domain": test_art_entries[0]["presences"][0][1]},
    {"art_hash": test_art_entries[1]["hash"], "presence_name": test_art_entries[1]["presences"][0][0], "presence_domain": test_art_entries[1]["presences"][0][1]},
    {"art_hash": test_art_entries[2]["hash"], "presence_name": test_art_entries[2]["presences"][0][0], "presence_domain": test_art_entries[1]["presences"][0][1]},
    {"art_hash": test_art_entries[2]["hash"], "presence_name": test_art_entries[2]["presences"][1][0], "presence_domain": test_art_entries[2]["presences"][1][1]},
]


def list_art_to_presence_relations(url: str, port: int):
    """
    List all relations between art and presence entries
    :param url:
    :param port:
    :return:
    """
    results = []

    arts = list_art(url, port)
    for art in arts:
        r = requests.get(f"http://{url}:{port}/artnet/metadata/presence?art_id={art['id']}")
        if r.status_code != 200:
            raise Exception("Failed to query presences with art id!")

        result = json.loads(r.text)
        results.append(result)

    return results


def art_hash_to_id(arts: List[dict]):
    """
    Converts a list of arts into the format of {hash: id, hash1: id1}

    This allows reverse mapping of the usual ID->hash to hash->ID.
    :param arts:
    :return:
    """
    result = {}
    for i in range(len(arts)):
        result[arts[i]["md5_hash"].strip()] = arts[i]["id"]
    return result


def create_art_presence_relations(url: str, port: int):
    arts = list_art(url, port)
    art_hash_id = art_hash_to_id(arts)
    for i in range(len(test_art_presence_relations)):
        print(f"Creating art-presence relation with id:{art_hash_id[test_art_presence_relations[i]['art_hash']]} "
              f"presence_name:{test_art_presence_relations[i]['presence_name']} "
              f"presence_domain:{test_art_presence_relations[i]['presence_domain']}")
        r = create_art_presence_relation(url, port, art_id=art_hash_id[test_art_presence_relations[i]["art_hash"]],
                                         presence_name=test_art_presence_relations[i]["presence_name"],
                                         presence_domain=test_art_presence_relations[i]["presence_domain"])
        if r.status_code != 200:
            print(f"Tried to create art-presence relation with name:{test_art_presence_relations[i]['presence_name']} "
                  f"domain:{test_art_presence_relations[i]['presence_domain']}"
                  f" art_id:{test_art_presence_relations[i]['art_id']}")
            print(f"Create Relation failed with {r.status_code} and reason {r.text}!")
            raise Exception("Couldn't create art-presence relation!")

    l = list_art_to_presence_relations(url, port)
    if len(l) == 3 and len(l[-1]) == 2:
        return True
    else:
        return False


def create_art_presence_relation(url: str, port: int, presence_name: str, presence_domain: str, art_id: int):
    r = requests.post(f"http://{url}:{port}/artnet/metadata/art?id={art_id}",
                      json={"presences": [{"name": presence_name, "domain": presence_domain}]})
    return r


def delete_art_presence_relations(url: str, port: int):
    arts = list_art(url, port)
    art_hash_id = art_hash_to_id(arts)
    for i in range(len(test_art_presence_relations)):
        print(f"Deleting art-presence relation with id:{art_hash_id[test_art_presence_relations[i]['art_hash']]} "
              f"presence_name:{test_art_presence_relations[i]['presence_name']} "
              f"presence_domain:{test_art_presence_relations[i]['presence_domain']}")
        r = delete_art_presence_relation(url, port, art_id=art_hash_id[test_art_presence_relations[i]["art_hash"]],
                                         presence_name=test_art_presence_relations[i]["presence_name"],
                                         presence_domain=test_art_presence_relations[i]["presence_domain"])
        if r.status_code != 200:
            print(f"Tried to delete art-presence relation with name:{test_art_presence_relations[i]['presence_name']} "
                  f"domain:{test_art_presence_relations[i]['presence_domain']}"
                  f" art_id:{art_hash_id[test_art_presence_relations[i]['art_hash']]}")
            print(f"Deleting Relation failed with {r.status_code} and reason {r.text}!")
            raise Exception("Couldn't delete art-presence relation!")

    l = list_art_to_presence_relations(url, port)
    if len(l[0]) == 0 and len(l[1]) == 0 and len(l[2]) == 0:
        return True
    else:
        return False


def delete_art_presence_relation(url: str, port: int, presence_name: str, presence_domain: str, art_id: int):
    return requests.delete(f"http://{url}:{port}/artnet/metadata/art?id={art_id}&presence_name={presence_name}"
                        f"&presence_domain={presence_domain}")


def run_art_presence_relation_test(url, port):
    print()
    print("----------------")
    if len(list_presences(url, port)) > 0:
        print("Deleting leftover presence entries via cascading from artists ...")
        delete_artist_entries(url, port)  # deleting presences via cascading
    if len(list_art(url, port)) > 0:
        print("Deleting leftover art entries ...")
        delete_art_entries(url, port)

    print(f"Leftover entries for the test are "
          f"({len(list_presences(url, port))}) presences, "
          f"({len(list_art(url, port))}) art!")

    print("Setting up art and presences for the art-presence-relation test ...")
    create_artist_entries(url, port)
    create_presence_entries(url, port)
    create_art_entries(url, port)

    print(f"Starting art2presence test with "
          f"({len(list_presences(url, port))}) presences, "
          f"({len(list_art(url, port))}) art!")

    art = list_art(url, port)  # debug
    presences = list_presences(url, port)  # debug

    print()
    print("Starting the art-presence test ...")
    if sum([len(x) for x in list_art_to_presence_relations(url, port)]) != 4:  # 3 expected from create_art_entries()
        print("Anomalous amount of presence-art relations ...")
        exit(1)

    print("Creating art-presence relations ...")
    create_result = create_art_presence_relations(url, port)
    print(f"Found {sum([len(x) for x in list_art_to_presence_relations(url, port)])} art-presence relations!")

    delete_result = delete_art_presence_relations(url, port)
    print(f"Found {sum([len(x) for x in list_art_to_presence_relations(url, port)])} art-presence relations!")

    delete_art_entries(url, port)
    delete_artist_entries(url, port)

    print(f"Ending art2presence test with "
          f"({len(list_presences(url, port))}) presences, "
          f"({len(list_art(url, port))}) art!")

    return create_result, delete_result