import { endOfMonth, endOfWeek, endOfYear, startOfMonth, startOfWeek, startOfYear } from "date-fns";
// helpers
import { renderFormattedPayloadDate } from "./date-time.helper";
// types
import { TDurationFilterOptions, TIssuesListTypes } from "@plane/types";

export const getCustomDates = (duration: TDurationFilterOptions): string => {
  const today = new Date();
  let firstDay, lastDay;

  switch (duration) {
    case "none":
      return "";
    case "today":
      firstDay = renderFormattedPayloadDate(today);
      lastDay = renderFormattedPayloadDate(today);
      return `${firstDay};after,${lastDay};before`;
    case "this_week":
      firstDay = renderFormattedPayloadDate(startOfWeek(today));
      lastDay = renderFormattedPayloadDate(endOfWeek(today));
      return `${firstDay};after,${lastDay};before`;
    case "this_month":
      firstDay = renderFormattedPayloadDate(startOfMonth(today));
      lastDay = renderFormattedPayloadDate(endOfMonth(today));
      return `${firstDay};after,${lastDay};before`;
    case "this_year":
      firstDay = renderFormattedPayloadDate(startOfYear(today));
      lastDay = renderFormattedPayloadDate(endOfYear(today));
      return `${firstDay};after,${lastDay};before`;
  }
};

export const getRedirectionFilters = (type: TIssuesListTypes): string => {
  const today = renderFormattedPayloadDate(new Date());

  const filterParams =
    type === "pending"
      ? "?state_group=backlog,unstarted,started"
      : type === "upcoming"
      ? `?target_date=${today};after`
      : type === "overdue"
      ? `?target_date=${today};before`
      : "?state_group=completed";

  return filterParams;
};