import { defineStore } from 'pinia';
import { computed, ref } from 'vue';
import { playersReplicant } from '../../../browser_shared/replicants';
import type { Schemas } from '../../../types';
import { readStorageSnapshot, syncStateWithReplicant } from './store-sync';

type PlayersMap = Schemas.Players;
type Player = PlayersMap[string];

const STORAGE_KEY = 'scoreko-dev.players';

const normalizePlayer = (input: unknown): Player => {
  const candidate = typeof input === 'object' && input !== null ? (input as Record<string, unknown>) : {};
  return {
    gamertag: typeof candidate.gamertag === 'string' ? candidate.gamertag : '',
    name: typeof candidate.name === 'string' ? candidate.name : '',
    team: typeof candidate.team === 'string' ? candidate.team : '',
    country: typeof candidate.country === 'string' ? candidate.country : '',
    twitter: typeof candidate.twitter === 'string' ? candidate.twitter : '',
  };
};

const normalizePlayers = (input: unknown): PlayersMap => {
  if (typeof input !== 'object' || input === null) {
    return {};
  }
  const result: PlayersMap = {};
  Object.entries(input as Record<string, unknown>).forEach(([id, value]) => {
    if (!id) {
      return;
    }
    result[id] = normalizePlayer(value);
  });
  return result;
};

export const usePlayersStore = defineStore('players', () => {
  const players = ref<PlayersMap>({});
  const replicant = playersReplicant;
  const storageSnapshot = readStorageSnapshot(STORAGE_KEY, normalizePlayers);
  if (storageSnapshot) {
    players.value = storageSnapshot;
  }

  syncStateWithReplicant(players, replicant, normalizePlayers, STORAGE_KEY);

  const setPlayers = (value: PlayersMap) => {
    players.value = normalizePlayers(value);
  };

  const upsertPlayer = (id: string, player: Player) => {
    players.value = {
      ...players.value,
      [id]: normalizePlayer(player),
    };
  };

  const removePlayer = (id: string) => {
    const next = { ...players.value };
    delete next[id];
    players.value = next;
  };

  const rows = computed(() => Object.entries(players.value).map(([id, player]) => ({
    id,
    ...player,
  })));

  return {
    players,
    rows,
    setPlayers,
    upsertPlayer,
    removePlayer,
  };
});