import os
import re
import time
from datetime import datetime
from enum import Enum
from itertools import chain
from pathlib import Path

import typer

import cognos7.mdl_convert
import cognos11
import config
from pdf import pdf_merge, pdf_test


def flatten_chain(list_of_lists):
    return list(chain.from_iterable(list_of_lists))


class ExportFormat(Enum):
    PDF = "PDF"
    XML = "XML"


app = typer.Typer()
cfg = config.Config()


@app.command()
def export(folder="", overwrite="0"):
    exp = cognos11.c11_export(cfg)
    exp.export_folder(folder, overwrite=overwrite != "0")


@app.command()
def reportoutput(folder="", mailcsv="", exp=None):

    if re.match(r"^[\d\.\-\/]+$", folder):
        return reportoutput_by_date(folder, mailcsv)

    if exp is None:
        exp = cognos11.c11_export(cfg)

    # folder2 = exp.get_folder(folder)
    req_plan = exp.get_folder_pdf_request_plan(folder)
    merge_group = exp.get_merge_group(req_plan)
    exp.template(req_plan, merge_group)

    req_plan_filtered = exp.filter_request_plan(req_plan, f"{cfg.xml_dir}\\{mailcsv}")
    req_plan_flat = flatten_chain(req_plan_filtered)
    print("Exportiere Reports...")
    for i in range(1, 6):
        print(f"Durchlauf {i}...")
        req_plan_flat = exp.execute_request_plan(req_plan_flat)
        if not req_plan_flat:
            break
        time.sleep(20)
        exp.api.login()

    if req_plan_flat:
        print("!! Fehler: Einige Reports konnten nicht exportiert werden !!")
        for report_req in req_plan_flat:
            print(Path(report_req.filename).relative_to(cfg.cognos11.reportoutput_dir))

    if mailcsv == "":
        pdf_test.missing_data(f"{cfg.cognos11.reportoutput_dir}\\{folder}")

    pdf_merge.pdf_merge_files(merge_group)
    cognos11.get_converted_jobs(cfg)
    # pdf_merge.merge_reports_in_folder(self.cfg, folder2)


def reportoutput_by_date(date_str: str, mailcsv: str = "") -> None:
    current_date = None
    if re.match(r"^\d{4}-\d{2}-\d{2}$", date_str):
        current_date = datetime.strptime(date_str, "%Y-%m-%d")
    elif re.match(r"^\d{2}\.\d{2}\.\d{4}$", date_str):
        current_date = datetime.strptime(date_str, "%d.%m.%Y")
    elif re.match(r"^\d{2}\/\d{2}\/\d{4}$", date_str):
        current_date = datetime.strptime(date_str, "%m/%d/%Y")

    if current_date is None:
        print(f"Ungültiges Datumsformat: {date_str}")
        return

    exp = cognos11.c11_export(cfg)
    folders = [f["name"] for f in exp.api.get_folders()]
    # for f in folders:
    #     print(f)

    weekdays = ["Mo", "Di", "Mi", "Do", "Fr", "Sa", "So"]
    current_weekday = weekdays[current_date.weekday()]
    print(f"Berichte für {current_weekday}, {current_date.strftime('%d.%m.%Y')}...")
    # taeglich
    daily_interval = ["Mo-Fr", "Mo-Sa", "Mo-So", "Di-So"]
    daily_interval_special = {
        "Mo": ["Mo-Fr", "Mo-Sa", "Mo-So"],
        "Sa": ["Mo-Sa", "Di-So"],
        "So": ["Mo-So", "Di-So"]
    }
    current_interval = daily_interval_special.get(current_weekday, daily_interval)
    for c in current_interval:
        search = f"Team Content/ReportOutput/taeglich/{c}"
        for f in folders:
            if search in f:
                print(f)
    # woechentlich
    search = f"Team Content/ReportOutput/woechentlich/{current_weekday}"
    for f in folders:
        if search in f:
            print(f)
    # 14-taeglich
    week = (int(current_date.strftime("%W")) % 2) + 1
    search = f"Team Content/ReportOutput/14-taeglich/{current_weekday}{week}"
    for f in folders:
        if search in f:
            print(f)
    # monatlich
    day_of_month = current_date.strftime("%d")
    search = f"Team Content/ReportOutput/monatlich/{day_of_month}"
    for f in folders:
        if search in f:
            print(f)


@app.command()
def merge(folder="", config=""):
    folder2 = cognos11.c11_export.get_folder(folder)
    config_json = pdf_merge.get_config_json(config, cfg.cognos11.config_dir)
    pdf_merge.merge_reports_in_folder(cfg, folder2, config_json)


@app.command()
def errors():
    exp = cognos11.c11_export(cfg)
    exp.export_errors()


@app.command()
def create(path: str):
    cognos11.c11_create(cfg).create_path(path)


@app.command()
def template():
    exp = cognos11.c11_export(cfg)
    cognos11.get_converted_jobs(cfg)
    req_plan = exp.get_folder_pdf_request_plan("")
    merge_group = exp.get_merge_group(req_plan)
    exp.template(req_plan, merge_group)


@app.command()
def mailtemplate():
    return template()


@app.command()
def mdlconvert(mdl_file):
    cognos7.mdl_convert.convert_file(mdl_file)
    source = mdl_file[:-4] + ".json"
    target = cfg.cognos11.specs_dir + "/../DataModel/" + Path(source).name
    os.makedirs(os.path.dirname(target), exist_ok=True)
    Path(target).unlink(missing_ok=True)
    os.rename(source, target)


@app.command()
def deploy():
    cube_out = cfg.system_dir + "\\Cube_out"
    cubes_dir = cfg.portal_dir + "\\Cubes"
    cognos11.deploy(cube_out, cubes_dir)


@app.command()
def users():
    api = cognos11.c11_api(cfg).login()
    ns = api.get_users(cfg.cognos11.config_dir)
    api.export_users(ns, cfg.cognos11.config_dir)
    api.show_users(ns)


@app.command()
def version():
    with open(cfg.cognos11.server_dir + "\\cmplst.txt", "r") as frh:
        for line in frh.readlines():
            match = re.search(r"Manifest=casrv-manifest-(.*).json", line)
            if match:
                ver = match.group(1)
                print("Cognos Version: " + ver)
                if not ver.startswith("11.1.7") and not ver.startswith("12."):
                    print("!! Fehler: Cognos Version ist veraltet !!")
                return


if __name__ == "__main__":
    app()
    # reportoutput()
    # reportoutput("2023-10-02")