import datetime
import os
import subprocess
import time
from pprint import pprint

import state
import task
from config import logger, switches
from zoneinfo import ZoneInfo

desktops = ("Plan", "Think", "Work", "Other", "Away", "Work", "Work")
work_desktops = {2: "default", 5: "dlt", 6: "vhs"}

unlabeled = "Away"


def now():
    return datetime.datetime.now(ZoneInfo("America/Argentina/Buenos_Aires"))


def active_workspace():
    workspaces = (
        subprocess.check_output(["wmctrl", "-d"])
        .decode("utf-8")
        .strip("\n")
        .split("\n")
    )

    for workspace in workspaces:
        if workspace[3] == "*":
            return int(workspace[0])


def desktop(workspace_index):
    try:
        return desktops[workspace_index]
    except IndexError:
        return unlabeled


task.read_and_extract(None)
state.init_work_state(work_desktops)


current_workspace = active_workspace()
current_task = state.retrieve("current").get("task")
last_switch_time = now()

switch = {
    "workspace": desktop(current_workspace),
    "date": now(),
    "delta": 0,
    "task": current_task,
}

switches.insert_one(switch)

while True:
    current_task = state.retrieve("current").get("task")
    current_workspace = active_workspace()
    state.save("current", workspace=current_workspace)

    last_doc = switches.find_one(sort=[("_id", -1)])

    # work workflow
    if current_workspace in work_desktops.keys():
        work_states = state.retrieve_work_state()
        current_work_task = work_states[work_desktops[current_workspace]]
        logger.debug(f"current_work_task: {current_work_task}")
        if current_task != current_work_task:
            state.save("current", task=current_work_task)
            task.db_to_file_as_is(None)
            current_task = current_work_task

    # regular flow
    if (
        last_doc["workspace"] == desktop(current_workspace)
        and last_doc["task"] == current_task
    ):
        delta = round((now() - last_switch_time).total_seconds())
        switches.update_one(
            {"_id": last_doc["_id"]}, {"$set": {"delta": delta, "task": current_task}}
        )
    else:
        current_workspace = active_workspace()
        switch = {
            "workspace": desktop(current_workspace),
            "date": now(),
            "delta": 0,
            "task": current_task,
        }
        switches.insert_one(switch)
        last_switch_time = now()

    time.sleep(2)