import requests
import json

from tests.createAPI.create_delete_artist import create_artist_entries, test_artist_entries, delete_artist_entries, \
    list_artists

test_topic_entries = [{"name": "topic_name1", "description": "description1", "id": None, "artists": [0, 1]},
                      {"name": "topic_name2", "description": "description2", "id": None, "artists": [1, 2]}]


def create_topic_entries(url: str, port: int):
    """
    Create many topic entries for testing purposes
    :param url:
    :param port:
    :return:
    """
    for i in range(len(test_topic_entries)):
        r = create_topic(url, port, name=test_topic_entries[i]["name"], desc=test_topic_entries[i]["description"])

        if r.status_code != 200:
            print(f"Create Topic Entry Test Nr.{i}: failed with {r.status_code} and reason {r.text}")
            raise Exception("Create Topic Entry Test: FAILED")
        else:
            test_topic_entries[i]["id"] = json.loads(r.text)["id"]


def update_topic_entries(url: str, port: int):
    for i in range(len(test_topic_entries)):
        new_name = test_topic_entries[i]["name"] + "_updated"
        new_description = test_topic_entries[i]["description"] + "_updated"

        r = update_topic(url, port, id=test_topic_entries[i]["id"], name=new_name, desc=new_description)
        if r.status_code != 200:
            print(f"Updating Topuc Entry Test Nr.{i}: failed with {r.status_code} and reason {r.text}")
            raise Exception("Update Topic Entry Test: FAILED")

        topic = get_topic_by_id(url, port, test_topic_entries[i]["id"])
        if not topic["name"] == new_name:
            print(f"Name is not matching the expected one! "
                  f"Current: {topic['name']} Expceted: {new_name}")
            raise Exception("Update Topic Entry Test: FAILED")
        if not topic["description"] == new_description:
            print(f"Description is not matching the expected one! "
                  f"Current: {topic['description']} Expceted: {new_description}")
            raise Exception("Update Topic Entry Test: FAILED")


def delete_topic_entries(url: str, port: int):
    for i in range(len(test_topic_entries)):
        r = delete_topic(url, port, id=test_topic_entries[i]["id"])

        if r.status_code != 200:
            print(f"Delete Topic Entry Test Nr.{i}: failed with {r.status_code} and reason {r.text}")
            raise Exception("Delete Topic Entry Test: FAILED")


def delete_all_topics(url: str, port: int):
    topics = list_topics(url, port)
    print(f"Removing following topics: {topics}")
    for topic in topics:
        delete_topic(url, port, id=topic["id"])


def list_topics(url: str, port: int):
    r = requests.get(f"http://{url}:{port}/artnet/metadata/topic")
    if r.status_code != 200:
        raise Exception(f"Failed querying for topics! Status: {r.status_code} Reason: {r.text}")
    topics = json.loads(r.text)
    return topics


def get_topic_by_id(url: str, port: int, id: str):
    r = requests.get(f"http://{url}:{port}/artnet/metadata/topic?id={id}")

    if r.status_code != 200:
        raise Exception("Failed querying for topic!")

    return json.loads(r.text)


def create_topic(url: str, port: int, name: str, desc: str):
    r = requests.post(f"http://{url}:{port}/artnet/metadata/topic",
                      json={"name": name, "description": desc})
    return r


def update_topic(url: str, port: int, id: str, name: str = None, desc: str = None):
    r = requests.post(f"http://{url}:{port}/artnet/metadata/topic?id={id}",
                      json={"name": name, "description": desc})
    return r


def delete_topic(url: str, port: int, id: str):
    r = requests.delete(f"http://{url}:{port}/artnet/metadata/topic?id={id}")
    return r


def run_topic_tests(url: str, port: int):
    print()
    print("----------------")
    l = len(list_topics(url, port))
    print(f"Starting topic tests with ({l}) topics!")
    if l > 0:
        print("Deleting leftover topics ...")
        delete_all_topics(url, port)

    print(f"Creating {len(test_topic_entries)} topic entries for the test ...")
    create_topic_entries(url, port)
    create_topic_result = False if not len(test_topic_entries) == len(list_topics(url, port)) else True
    print(f"Found {len(list_topics(url, port))} topic entries!")

    print("Updating topic entries with new data now ...")
    update_topic_entries(url, port)  # throws exception if not working
    update_topic_result = True
    print("Finished updating the topic entries.")

    print(f"Found {len(list_topics(url, port))} topic entries!")
    print(f"Deleting all topic entries ...")
    delete_topic_entries(url, port)
    delete_topic_result = False if not len(list_topics(url, port)) == 0 else True
    print(f"Found {len(list_topics(url, port))} topic entries!")
    print("Finished topic tests!")

    return create_topic_result, update_topic_result, delete_topic_result


if __name__ == "__main__":
    url, port = "127.0.0.1", 8000
    run_topic_tests(url, port)