import copy

import demistomock as demisto
import pandas as pd
from CommonServerPython import *

from CommonServerUserPython import *

ALL_LABELS = "*"


def get_phishing_map_labels(comma_values):
    if comma_values == ALL_LABELS:
        return comma_values
    values = [x.strip() for x in comma_values.split(",")]
    labels_dict = {}
    for v in values:
        v = v.strip()
        if ":" in v:
            splited = v.rsplit(":", maxsplit=1)
            labels_dict[splited[0].strip()] = splited[1].strip()
        else:
            labels_dict[v] = v
    return dict(labels_dict.items())


def build_query_in_respect_to_phishing_labels(args):
    mapping = args.get("phishingLabels", ALL_LABELS)
    query = args.get("query", None)
    if mapping == ALL_LABELS:
        return args
    mapping_dict = get_phishing_map_labels(mapping)
    tag_field = args["tagField"]
    tags_union = " ".join([f'"{label}"' for label in mapping_dict])
    mapping_query = f"{tag_field}:({tags_union})"
    if "query" not in args:
        args["query"] = mapping_query
    else:
        args["query"] = f"({query}) and ({mapping_query})"
    return args


def main():
    d_args = dict(demisto.args())

    get_incidents_by_query_args = copy.deepcopy(d_args)
    get_incidents_by_query_args["NonEmptyFields"] = d_args["tagField"]
    subject_field_name = d_args.get("emailsubject").strip()  # type: ignore
    body_field_name = d_args.get("emailbody").strip()  # type: ignore
    html_field_name = d_args.get("emailbodyhtml").strip()  # type: ignore
    tag_field_name = d_args.get("tagField").strip()  # type: ignore
    additional_populate_fields = d_args.get("populateFields")
    populate_fields = [subject_field_name, body_field_name, html_field_name, tag_field_name, "id"]
    get_incidents_by_query_args["populateFields"] = ",".join([x.strip() for x in populate_fields if x is not None])
    if additional_populate_fields is not None and additional_populate_fields.strip() != "":
        get_incidents_by_query_args["populateFields"] = ",".join(
            [get_incidents_by_query_args["populateFields"], additional_populate_fields.strip()]
        )
    non_empty_fields = [subject_field_name, tag_field_name]
    get_incidents_by_query_args["NonEmptyFields"] = ",".join([x.strip() for x in non_empty_fields if x is not None])
    get_incidents_by_query_args = build_query_in_respect_to_phishing_labels(get_incidents_by_query_args)
    res = demisto.executeCommand("GetIncidentsByQuery", get_incidents_by_query_args)
    if is_error(res):
        return_error(get_error(res))
    incidents = json.loads(res[-1]["Contents"])

    email_subject_list = [i.get(subject_field_name, "") for i in incidents]
    email_body_list = [i.get(body_field_name, "") for i in incidents]
    email_html_list = [i.get(html_field_name, "") for i in incidents]

    if not (email_body_list or email_html_list) and email_subject_list:
        if not incidents:
            return_error("No incidents match the query.\n" f"Query arguments: !GetIncidentsByQuery {get_incidents_by_query_args}")
        return_error(
            "Incidents are missing fields.\nFields:\n"
            f"emailsubject: {email_subject_list}\nemailbody: {email_body_list}\nemailbodyhtml: {email_html_list}"
        )

    model_name = d_args.get("modelName")

    args = {
        "emailSubject": email_subject_list,
        "emailBody": email_body_list,
        "emailBodyHTML": email_html_list,
        "modelName": model_name,
    }
    res = demisto.executeCommand("DBotPredictPhishingWords", args)
    if is_error(res):
        return_error(get_error(res))

    incidents_df = pd.DataFrame(incidents)
    predictions_df = pd.DataFrame(res[-1]["Contents"])
    df = pd.concat([incidents_df, predictions_df], axis=1)
    df = df.rename(columns={"Label": "Prediction"})
    file_name = "predictions.csv"
    file_columns = ["id", tag_field_name, "Prediction", "Probability", "Error"]
    if additional_populate_fields is not None and additional_populate_fields.strip() != "":
        file_columns += [x.strip() for x in additional_populate_fields.split(",") if x.strip() != ""]
    file_columns = [c for c in file_columns if c in df.columns]
    filtered_df = df[file_columns]
    csv_data = filtered_df.to_csv()
    entry = fileResult(file_name, csv_data)
    entry["Contents"] = filtered_df.to_json(orient="records")
    entry["HumanReadable"] = f"File contains predictions of {len(incidents)} incidents"
    return entry


if __name__ in ["__main__", "__builtin__", "builtins"]:
    demisto.results(main())