const questsManager = require("../../game/QuestsManager");
const DatapackLoader = require("../../game/DatapackLoader");
const { PlayerQuest } = require("../../models");

module.exports = (io, socket) => {
  const playerId = socket.user?.id;

  socket.on("quest:get_list", async () => {
    if (!playerId) return;

    try {
      const autoQuests = DatapackLoader.getAutoStartQuests();
      const existingQuests = await PlayerQuest.findAll({
        where: { playerId },
        attributes: ["questId"],
        raw: true,
      });

      const existingIds = existingQuests.map((q) => q.questId);
      const missingQuests = autoQuests.filter(
        (aq) => !existingIds.includes(aq.id),
      );

      if (missingQuests.length > 0) {
        const toCreate = missingQuests.map((aq) => ({
          playerId,
          questId: aq.id,
          status: "active",
          progress: aq.objectives.map((obj) => ({ ...obj, currentAmount: 0 })),
        }));

        await PlayerQuest.bulkCreate(toCreate, { ignoreDuplicates: true });
      }

      const all = await PlayerQuest.findAll({
        where: { playerId },
        order: [["updatedAt", "DESC"]],
      });

      socket.emit(
        "quest:list_data",
        all.map((q) => ({
          id: q.questId,
          status: q.status,
          objectives: q.progress,
          rewards: DatapackLoader.getQuest(q.questId)?.rewards,
        })),
      );
    } catch (err) {
      console.error("Quest sync error:", err);
    }
  });

  socket.on("quest:claim_reward", async ({ questId }) => {
    try {
      const result = await questsManager.claimRewards(playerId, questId);

      socket.emit("player:credits_update", {
        totalCredits: result.newTotalCredits,
      });

      socket.emit("quest:reward_claimed", {
        questId,
        rewards: result.rewards,
      });

      const all = await PlayerQuest.findAll({
        where: { playerId },
        order: [["updatedAt", "DESC"]],
      });

      socket.emit(
        "quest:list_data",
        all.map((q) => ({
          id: q.questId,
          status: q.status,
          objectives: q.progress,
          rewards: DatapackLoader.getQuest(q.questId)?.rewards,
        })),
      );
    } catch (err) {
      const msg =
        err.message === "QUEST_NOT_READY_OR_CLAIMED"
          ? "Reward already claimed or objective not met."
          : "Failed to claim reward.";
      socket.emit("error", { message: msg });
    }
  });
};