/* eslint-disable react-hooks/exhaustive-deps */
/* eslint-disable @typescript-eslint/no-explicit-any */
/* eslint-disable no-irregular-whitespace */
import { Trans } from "react-i18next";
import useSidebarTabStore from "../stores/useSidebarStore";
import TimeSelector from "./TimeSelector";
import CloseIcon from "./icons/CloseIcon";
import { eachMinuteOfInterval, format, parse, parseISO } from "date-fns";
import i18n from "../i18n";
import { enUS, ru } from "date-fns/locale";
import ky from "ky";
import { useEffect, useState } from "react";

function SidebarTab2() {
  const [
    currentTab,
    setCurrentTab,
    setIsOpen,
    setSelectedTime,
    selectedDay,
    selectedTime,
    buildId,
  ] = useSidebarTabStore((state) => [
    state.currentTab,
    state.setCurrentTab,
    state.setIsOpen,
    state.setSelectedTime,
    state.selectedDay,
    state.selectedTime,
    state.buildId,
  ]);
  const [scheduledSessions, setScheduledSessions] = useState<any[]>();
  const [schedule, setSchedule] = useState<{ [key: string]: any }>();
  const [scheduleTimes, setScheduleTimes] = useState<any[]>();

  function handleSelectTime(time: string) {
    setSelectedTime(time);
    setCurrentTab(currentTab + 1);
  }

  async function getSchedule() {
    if (!selectedDay) return;

    try {
      const result: { [key: string]: any } = await ky
        .get(
          `${import.meta.env.VITE_CRM_API_URL}/schedules/builds/${buildId}?date=${selectedDay.toISOString()}`
        )
        .json();

      setSchedule(result);
    } catch (error) {
      if (error instanceof Error) {
        console.log("Error: ", error.message);
      }
    }
  }

  function generateScheduleTimes() {
    if (!schedule || !scheduledSessions) return;

    const step = schedule.sessionDuration + schedule.sessionBreak;
    const times = eachMinuteOfInterval(
      {
        start: parse(schedule.startTime, "HH:mm", new Date()),
        end: parse(schedule.endTime, "HH:mm", new Date()),
      },
      { step }
    );

    const formatTimes = times.map((time) => ({
      value: format(time, "HH:mm"),
      active:
        scheduledSessions.filter(
          (scheduledSession) => scheduledSession.startAt === time.toISOString()
        ).length < 3,
    }));

    setScheduleTimes(formatTimes);
  }

  async function getScheduledSessions() {
    if (!selectedDay) return;

    const result: any[] = await ky
      .get(
        `${import.meta.env.VITE_CRM_API_URL}/scheduled_sessions/builds/${buildId}?date=${selectedDay?.toISOString()}`
      )
      .json();

    setScheduledSessions(result);
  }

  useEffect(() => {
    getScheduledSessions();
  }, [selectedDay]);

  useEffect(() => {
    if (!scheduledSessions) return;

    getSchedule();
  }, [scheduledSessions]);

  useEffect(() => {
    generateScheduleTimes();
  }, [schedule]);

  return (
    <div className="sm:p-8 p-6 flex flex-col justify-between sm:gap-8 gap-6 min-h-full">
      <div>
        <div className="flex items-start justify-between">
          <p className="text-2xl text-gradient font-semibold font-gilroy w-fit leading-snug">
            <Trans i18nKey={"sidebar.title1"}>Дата и время</Trans>
          </p>
          <button
            onClick={() => setIsOpen(false)}
            className="transition-opacity hover:opacity-50"
          >
            <CloseIcon />
          </button>
        </div>

        <div className="mt-2">
          <div className="grid grid-cols-2 gap-2">
            <div className="border-b border-[#3D425C] p-4 text-center">
              <p className="leading-none font-gilroy font-semibold text-sm">
                {selectedDay &&
                  format(
                    selectedDay,
                    "dd MMMM",
                    i18n.language === "ru" ? { locale: ru } : { locale: enUS }
                  )}
              </p>
            </div>

            <div className="border-b border-[#798FFF] p-4 text-center">
              <p className="leading-none font-gilroy font-semibold text-sm">
                <Trans i18nKey={"sidebar.time"}>Время</Trans>
              </p>
            </div>
          </div>
        </div>

        <div className="mt-6">
          {scheduleTimes && scheduleTimes.length > 0 ? (
            <TimeSelector
              times={scheduleTimes}
              handleSelect={(time) => handleSelectTime(time)}
            />
          ) : (
            "Загрузка данных..."
          )}
        </div>
      </div>

      <div className="flex flex-col sm:gap-6 gap-4">
        <p className="text-center text-xs opacity-50 leading-tight">
          <Trans i18nKey={"sidebar.notice"}>
            Запись на демонстрацию работает в ознакомительном режиме и не
            сохраняет введенные данные
          </Trans>
        </p>

        <div className="flex sm:gap-4 gap-2">
          <button
            onClick={() => setCurrentTab(currentTab - 1)}
            className="px-6 sm:py-4 py-3.5 border border-[#3D425C] rounded-full font-medium group w-full"
          >
            <span className="opacity-80 transition-opacity group-hover:opacity-100 sm:text-base text-sm">
              <Trans i18nKey={"sidebar.buttonBack"}>Назад</Trans>
            </span>
          </button>
        </div>
      </div>
    </div>
  );
}

export default SidebarTab2;