import { useState } from "react";

import { ScrollView, View } from "react-native";

import { ScreenLayout } from "@/components/ui/ScreenLayout";

import { Section, SectionHeader } from "@/components/ui/Sections";

import { FilterPills } from "@/components/ui/FilterPills";

import { useAuth } from "@/context/AuthContext";

import { useHistoryFeed } from "@/hooks/useHistoryFeed";

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

import { MoodHistoryCard } from "@/components/history/MoodHistoryCard";

import { SleepRecordCard } from "@/components/history/SleepRecordCard";

import { TriggerHistoryCard } from "@/components/history/TriggerCard";

import { MedicineHistoryCard } from "@/components/history/MedicineHistoryCard";

import { AppointmentHistoryCard } from "@/components/history/AppointmentHistoryCard";

import { ActivityHistoryCard } from "@/components/history/ActivityHistoryCard";

import { EmptyState } from "@/components/ui/EmptyState";

function HistoryCardRenderer({ card }: { card: HistoryCard }) {

  switch (card.category) {

    case "mood":

      return <MoodHistoryCard card={card} />;

    case "sleep":

      return <SleepRecordCard card={card} />;

    case "trigger":

      return <TriggerHistoryCard card={card} />;

    case "care_action":

      switch (card.subtype) {

        case "medicine":

          return <MedicineHistoryCard card={card} />;

        case "appointment":

          return <AppointmentHistoryCard card={card} />;

        case "activity":

          return <ActivityHistoryCard card={card} />;

        default:

          return null;

      }

  }

}

export default function History() {

  const { user } = useAuth();

  const [activeFilter, setActiveFilter] = useState<HistoryCategory | "all">(

    "all",

  );

  const grouped = useHistoryFeed(activeFilter);

  return (

    <ScreenLayout

      userName={user?.firstName}

      userAvatar={user?.avatarURL}

    >

      <ScrollView testID="history-list">

        <FilterPills active={activeFilter} onChange={setActiveFilter} />

        {Object.keys(grouped).length === 0 ? (

          <EmptyState

            title="Nenhum registro encontrado"

            subtitle="Tente mudar o filtro ou adicione um novo registro."

            icon="time-outline"

          />

        ) : (

          Object.entries(grouped).map(([date, cards]) => (

            <Section key={date}>

              <SectionHeader title={date} />

              <View>

                {cards.map((card) => (

                  <HistoryCardRenderer key={card.id} card={card} />

                ))}

              </View>

            </Section>

          ))

        )}

      </ScrollView>

    </ScreenLayout>

  );

}