import { useMemo } from "react";

import {

  mergeAndSort,

  filterByCategory,

  groupByDate,

} from "@/lib/utils/history";

import {

  mapMoodToHistoryCard,

  mapSleepToHistoryCard,

  mapTriggerToHistoryCard,

  mapCareActionToHistoryCard,

} from "@/lib/history/mappers";

import type { HistoryCategory } from "@/lib/history/types";

import { useMoodEntries, useSleepRecords, useTriggers } from "@/hooks";

import { useCareActions } from "@/hooks/useCareAction.queries";

export function useHistoryFeed(activeFilter: HistoryCategory | "all") {

  const { data: moodsPage } = useMoodEntries({});

  const { data: sleepPage } = useSleepRecords({});

  const { data: triggersPage } = useTriggers({});

  const { data: careActionsPage } = useCareActions({});

  const moods = moodsPage?.entries ?? [];

  const sleepRecords = sleepPage?.entries ?? [];

  const triggers = triggersPage?.entries ?? [];

  const careActions = careActionsPage?.entries ?? [];

  const grouped = useMemo(() => {

    const merged = mergeAndSort([

      moods.map(mapMoodToHistoryCard),

      sleepRecords.map(mapSleepToHistoryCard),

      triggers.map(mapTriggerToHistoryCard),

      careActions.map(mapCareActionToHistoryCard),

    ]);

    const filtered = filterByCategory(merged, activeFilter);

    return groupByDate(filtered);

  }, [moods, sleepRecords, triggers, careActions, activeFilter]);

  return grouped;

}