"use client";

import { useEffect, useState } from "react";
import { usePrivy, useSolanaWallets } from "@privy-io/react-auth";
import { toast } from "sonner";
import { games } from "../data/games";
import { PriceSelection } from "./PriceSelection";
import { GameSelection } from "./GameSelection";
import { createBet } from "@/shared/solana_helpers";
import { Game } from "@/types/Game";
import { connection, EXPLORER_TX_TEMPLATE } from "@/data/shared";
import { CONFIRMATION_THRESHOLD } from "@/shared/constants";

interface GameModalProps {
  isOpen: boolean;
  onClose: () => void;
}

export default function GameModal({ isOpen, onClose }: GameModalProps) {
  const { wallets } = useSolanaWallets();
  const { authenticated, user } = usePrivy();

  const [selectedGame, setSelectedGame] = useState<Game | null>(null);
  const [selectedPrice, setSelectedPrice] = useState<number | null>(null);
  const [isProcessing, setIsProcessing] = useState(false);

  const [shouldRender, setShouldRender] = useState(isOpen);
  const [animationClass, setAnimationClass] = useState("");

  useEffect(() => {
    if (isOpen) {
      setShouldRender(true);
      setAnimationClass("modal-enter");
    } else {
      setAnimationClass("modal-exit");
      const timer = setTimeout(() => setShouldRender(false), 200);
      return () => clearTimeout(timer);
    }
  }, [isOpen]);

  const handleCreateGame = async () => {
    if (!authenticated) {
      toast.error("Please log in with Privy.");
      return;
    }

    let wallet = wallets[0];
    wallets.forEach((_wallet) => {
      if (_wallet.type === "solana") {
        wallet = _wallet;
      }
    });

    if (!wallet) {
      toast.error("Please connect your wallet.");
      return;
    }

    if (!selectedGame || selectedPrice === null) {
      toast.error("Please select a game and a price.");
      return;
    }

    setIsProcessing(true);
    toast.loading("Creating Game");
    try {
      const tx = await createBet(wallet, user?.id ?? "", selectedPrice, selectedGame.id, false);
      const url = EXPLORER_TX_TEMPLATE.replace("{address}", tx);
      if (tx.length > 5) {
        connection.confirmTransaction(tx, CONFIRMATION_THRESHOLD).finally(()=>{
          toast.dismiss();

          toast.success(`Game created successfully!`, {
            action: {
              label: "View TX",
              onClick: () => window.open(url, "_blank"),
            },
          });

        })
        
      }
      onClose();
    } catch (error) {
      console.error("Error creating bet:", error);
      toast.error("Failed to create Game. Please try again.");
      toast.dismiss();

    } finally {
      setIsProcessing(false);

    }
  };

  if (!shouldRender) return null;

  return (
    <div
      className="fixed inset-0 bg-black/70 flex justify-center items-start pt-10 z-50"
      onClick={onClose}
    >
      <div
        className={`bg-[rgb(30,30,30)] text-white w-full max-w-lg p-6 rounded-2xl shadow-lg ${animationClass}`}
        onClick={(e) => e.stopPropagation()}
      >
        {isProcessing ? (
          <div className="flex flex-col items-center">
            <svg
              className="animate-spin h-8 w-8 text-blue-400 mb-4"
              viewBox="0 0 24 24"
              fill="none"
            >
              <circle
                className="opacity-25"
                cx="12"
                cy="12"
                r="10"
                stroke="currentColor"
                strokeWidth="4"
              ></circle>
              <path
                className="opacity-75"
                fill="currentColor"
                d="M4 12a8 8 0 018-8v8H4z"
              ></path>
            </svg>
            <h3 className="text-lg font-semibold">Processing...</h3>
            <p className="text-gray-400 text-sm mt-2">Creating your bet, please wait...</p>
          </div>
        ) : (
          <>
            <h2 className="text-xl font-bold mb-4">Create Game</h2>
            <GameSelection
              games={games}
              selectedGame={selectedGame}
              onSelect={setSelectedGame}
            />
            <PriceSelection
              selectedPrice={selectedPrice}
              onSelect={setSelectedPrice}
            />
            <button
              className="mt-6 w-full py-2 rounded-xl font-semibold bg-[rgb(248,144,22)] text-black hover:bg-white hover:scale-105"
              onClick={handleCreateGame}
            >
              Confirm & Create Game
            </button>
          </>
        )}
      </div>
    </div>
  );
}