import { useEffect, useMemo, useState } from "react";
import reactLogo from "./assets/react.svg";
import viteLogo from "/vite.svg";
import "./App.css";
import { useDropzone } from "react-dropzone";
import { Box, Input, InputLabel, Typography } from "@mui/material";
import { decryptStoredWallet } from "./utils/decryptWallet";
import { CountdownCircleTimer } from "react-countdown-circle-timer";

import {
  createAccount,
  generateRandomSentence,
  saveFileToDisk,
} from "./utils/generateWallet/generateWallet";
import { kdf } from "./deps/kdf";
import { generateSaveWalletData } from "./utils/generateWallet/storeWallet";
import { crypto, walletVersion } from "./constants/decryptWallet";
import PhraseWallet from "./utils/generateWallet/phrase-wallet";

type extStates =
  | "not-authenticated"
  | "authenticated"
  | "send-qort"
  | "web-app-request-connection"
  | "web-app-request-payment"
  | "web-app-request-authentication"
  | "download-wallet"
  | "create-wallet";

function App() {
  const [extState, setExtstate] = useState<extStates>("not-authenticated");
  const [backupjson, setBackupjson] = useState<any>(null);
  const [rawWallet, setRawWallet] = useState<any>(null);
  const [decryptedWallet, setdecryptedWallet] = useState<any>(null);
  const [requestConnection, setRequestConnection] = useState<any>(null);
  const [requestAuthentication, setRequestAuthentication] = useState<any>(null);
  const [userInfo, setUserInfo] = useState<any>(null);
  const [balance, setBalance] = useState<any>(null);
  const [paymentTo, setPaymentTo] = useState<string>("");
  const [paymentAmount, setPaymentAmount] = useState<number>(0);
  const [paymentPassword, setPaymentPassword] = useState<string>("");
  const [sendPaymentError, setSendPaymentError] = useState<string>("");
  const [sendPaymentSuccess, setSendPaymentSuccess] = useState<string>("");
  const [countdown, setCountdown] = useState<null | number>(null);
  const [walletToBeDownloaded, setWalletToBeDownloaded] = useState<any>(null);
  const [walletToBeDownloadedPassword, setWalletToBeDownloadedPassword] =
    useState<string>("");
    const [walletToBeDownloadedPasswordConfirm, setWalletToBeDownloadedPasswordConfirm] =
    useState<string>("");
  const [walletToBeDownloadedError, setWalletToBeDownloadedError] =
    useState<string>("");

  const address = useMemo(() => {
    if (!rawWallet?.address0) return "";
    return rawWallet.address0;
  }, [rawWallet]);
  const { getRootProps, getInputProps } = useDropzone({
    accept: {
      "application/json": [".json"], // Only accept JSON files
    },
    maxFiles: 1,
    onDrop: async (acceptedFiles) => {
      const file: any = acceptedFiles[0];
      const fileContents = await new Promise((resolve, reject) => {
        const reader = new FileReader();

        reader.onabort = () => reject("File reading was aborted");
        reader.onerror = () => reject("File reading has failed");
        reader.onload = () => {
          // Resolve the promise with the reader result when reading completes
          resolve(reader.result);
        };

        // Read the file as text
        reader.readAsText(file);
      });
      console.log({ fileContents });
      let error: any = null;
      let pf: any;

      try {
        if (typeof fileContents !== "string") return;
        pf = JSON.parse(fileContents);
      } catch (e) {}

      try {
        const requiredFields = [
          "address0",
          "salt",
          "iv",
          "version",
          "encryptedSeed",
          "mac",
          "kdfThreads",
        ];
        for (const field of requiredFields) {
          if (!(field in pf)) throw new Error(field + " not found in JSON");
        }
        // setBackupjson(pf)
        storeWalletInfo(pf);
        setRawWallet(pf);
        setExtstate("authenticated");
        setdecryptedWallet(null);
      
      } catch (e) {
        console.log(e);

        error = e;
      }
    },
  });



  // const storeDecryptedWallet = async () => {
  //   const res = await decryptStoredWallet("password", rawWallet);
  //   const wallet2 = new PhraseWallet(res, walletVersion);
  //   setdecryptedWallet(wallet2);
  // };
  // const saveWalletFunc = async (password: string) => {
  //   console.log({ decryptedWallet });
  //   let wallet = structuredClone(decryptedWallet);
  //   console.log({ decryptedWallet: decryptedWallet?.generateSaveWalletData });
  //   const qortAddress = decryptedWallet.addresses[0].address;
  //   if (decryptedWallet?.generateSaveWalletData) {
  //     console.log("yes", wallet);
  //     wallet = await decryptedWallet.generateSaveWalletData(
  //       password,
  //       crypto.kdfThreads,
  //       () => {}
  //     );
  //   } else {
  //     console.log("no", wallet);
  //     const res = await decryptStoredWallet(password, wallet);
  //     const wallet2 = new PhraseWallet(res, walletVersion);
  //     console.log({ wallet2 });
  //     wallet = await wallet2.generateSaveWalletData(
  //       password,
  //       crypto.kdfThreads,
  //       () => {}
  //     );
  //   }
  //   setWalletToBeDownloaded({
  //     wallet,
  //     qortAddress,
  //   });
  //   return {
  //     wallet,
  //     qortAddress,
  //   };
  // };

  const saveWalletFunc = async (password: string) => {
    console.log({ decryptedWallet });
    let wallet = structuredClone(rawWallet);
  
      console.log("no", wallet);
      const res = await decryptStoredWallet(password, wallet);
      const wallet2 = new PhraseWallet(res, walletVersion);
      console.log({ wallet2 });
      wallet = await wallet2.generateSaveWalletData(
        password,
        crypto.kdfThreads,
        () => {}
      );
    
    setWalletToBeDownloaded({
      wallet,
      qortAddress: rawWallet.address0,
    });
    return {
      wallet,
      qortAddress: rawWallet.address0,
    };
  };

  const storeWalletInfo = (wallet: any) => {
    chrome.runtime.sendMessage(
      { action: "storeWalletInfo", wallet },
      (response) => {
        if (response) {
        }
      }
    );

    chrome.tabs.query(
      { active: true, currentWindow: true },
      function (tabs: any[]) {
        chrome.tabs.sendMessage(
          tabs[0].id,
          { from: "popup", subject: "anySubject" },
          function (response) {
            console.log(response);
          }
        );
      }
    );
  };
  const getWalletInfoFunc = async () => {
    // const res = await getWalletInfo()
    // console.log({res})
    chrome.runtime.sendMessage({ action: "getWalletInfo" }, (response) => {
      if (response) {
        console.log("Extension installed: ", response);
        // setIsExtensionInstalled(true);
      }
    });
  };
  const getValidApiFunc = () => {
    chrome.runtime.sendMessage({ action: "validApi" }, (response) => {
      if (response) {
      }
    });
  };
  const getNameFunc = () => {
    chrome.runtime.sendMessage({ action: "name" }, (response) => {
      if (response) {
        console.log("name", response);
      }
    });
  };
  const getBalanceFunc = () => {
    chrome.runtime.sendMessage({ action: "balance" }, (response) => {
      if (response && !response?.error) {
        setBalance(response);
      }
    });
  };
  const sendCoinFunc = () => {
    setSendPaymentError("");
    setSendPaymentSuccess("");
    if (!paymentTo) {
      setSendPaymentError("Please enter a recipient");
      return;
    }
    if (!paymentAmount) {
      setSendPaymentError("Please enter an amount greater than 0");
      return;
    }
    if (!paymentPassword) {
      setSendPaymentError("Please enter your wallet password");
      return;
    }
    chrome.runtime.sendMessage(
      {
        action: "sendCoin",
        payload: {
          amount: Number(paymentAmount),
          receiver: paymentTo.trim(),
          password: paymentPassword,
        },
      },
      (response) => {
        if (response?.error) {
          console.log("coin", response);
          setSendPaymentError(response.error);
        } else {
          setSendPaymentSuccess("Payment successfully sent");
        }
      }
    );
  };

  console.log({ rawWallet, decryptedWallet });

  const clearAllStates = () => {
    setRequestConnection(null);
    setRequestAuthentication(null);
  };

  const [sendqortState, setSendqortState] = useState<any>(null);

  useEffect(() => {
    // Listen for messages from the background script
    chrome.runtime.onMessage.addListener((message, sender, sendResponse) => {
      console.log({ message });
      // Check if the message is to update the state
      if (message.action === "UPDATE_STATE_CONFIRM_SEND_QORT") {
        // Update the component state with the received 'sendqort' state
        setSendqortState(message.payload);
        setExtstate("web-app-request-payment");
      } else if (message.action === "closePopup") {
        // Update the component state with the received 'sendqort' state
        window.close();
      } else if (message.action === "UPDATE_STATE_REQUEST_CONNECTION") {
        // Update the component state with the received 'sendqort' state
        setRequestConnection(message.payload);
        setExtstate("web-app-request-connection");
      } else if (message.action === "UPDATE_STATE_REQUEST_AUTHENTICATION") {
        // Update the component state with the received 'sendqort' state
        setRequestAuthentication(message.payload);
        setExtstate("web-app-request-authentication");
      } else if (message.action === "SET_COUNTDOWN") {
        setCountdown(message.payload);
      }
    });
  }, []); // Ensure this effect runs only once after component mount

  console.log({ sendqortState });
  //param = isDecline
  const confirmPayment = (isDecline: boolean) => {
    if (isDecline) {
      chrome.runtime.sendMessage(
        {
          action: "sendQortConfirmation",
          payload: {
            amount: sendqortState?.amount,
            receiver: sendqortState?.address,
            password: paymentPassword,
            interactionId: sendqortState?.interactionId,
            isDecline: true,
          },
        },
        (response) => {
          if (response) {
            setSendPaymentSuccess("Payment successfully sent");
          } else {
            window.close();
          }
        }
      );
      return;
    }
    if (!paymentPassword) {
      setSendPaymentError("Please enter your wallet password");
      return;
    }
    chrome.runtime.sendMessage(
      {
        action: "sendQortConfirmation",
        payload: {
          amount: sendqortState.amount,
          receiver: sendqortState.address,
          password: paymentPassword,
          interactionId: sendqortState.interactionId,
          isDecline: false,
        },
      },
      (response) => {
        if (response) {
          setSendPaymentSuccess("Payment successfully sent");
        }
      }
    );
  };
  const responseToConnectionRequest = (
    isOkay: boolean,
    hostname: string,
    interactionId: string
  ) => {
    chrome.runtime.sendMessage(
      {
        action: "responseToConnectionRequest",
        payload: { isOkay, hostname, interactionId },
      },
      (response) => {
        if (response === false || response === true) {
          window.close();
        }
      }
    );
  };

  useEffect(() => {
    try {
      chrome.runtime.sendMessage({ action: "getWalletInfo" }, (response) => {
        if (response && response?.walletInfo) {
          console.log("Extension installed: ", response);
          setRawWallet(response?.walletInfo);
          setExtstate("authenticated");
        }
      });
    } catch (error) {}
  }, [address]);

  useEffect(() => {
    if (!address) return;
    try {
      chrome.runtime.sendMessage({ action: "userInfo" }, (response) => {
        if (response && !response.error) {
          console.log("Extension installed: ", response);
          setUserInfo(response);
        }
      });
      getBalanceFunc();
    } catch (error) {}
  }, [address]);

  useEffect(() => {
    return () => {
      console.log("exit");
    };
  }, []);
  console.log({ userInfo });

  const confirmPasswordToDownload = async () => {
    try {
      setWalletToBeDownloadedError("");
      if (!walletToBeDownloadedPassword) {
        setSendPaymentError("Please enter your password");
        return;
      }
      const res = await saveWalletFunc(walletToBeDownloadedPassword);
    } catch (error: any) {
      setWalletToBeDownloadedError(error?.message);
    }
  };

  const saveFileToDiskFunc = async () => {
    try {
      await saveFileToDisk(
        walletToBeDownloaded.wallet,
        walletToBeDownloaded.qortAddress
      );
    } catch (error: any) {
      setWalletToBeDownloadedError(error?.message);
    }
  };

  const createAccountFunc = async () => {
    try {
      if (!walletToBeDownloadedPassword) {
        setWalletToBeDownloadedError("Please enter a password");
        return;
      }
      if (!walletToBeDownloadedPasswordConfirm) {
        setWalletToBeDownloadedError("Please confirm your password");
        return;
      }
      if (walletToBeDownloadedPasswordConfirm !== walletToBeDownloadedPassword) {
        setWalletToBeDownloadedError("Password fields do not match!");
        return;
      }
        const res = await createAccount();
        console.log("new account", res);
        const wallet = await res.generateSaveWalletData(
          walletToBeDownloadedPassword,
          crypto.kdfThreads,
          () => {}
        );
        setRawWallet(wallet);
        storeWalletInfo(wallet);
        setWalletToBeDownloaded({
          wallet,
          qortAddress: wallet.address0,
        });
    
    } catch (error: any) {
      setWalletToBeDownloadedError(error?.message);
    }
  };

  const logoutFunc = ()=> {
    try {
      chrome.runtime.sendMessage({ action: "logout" }, (response) => {
        if (response) {
          window.close()
        }
      });
    } catch (error) {
      
    }
  }
  return (
    <>
      {/* {requestConnection && (
        <>
          <p>
            the application {requestConnection?.hostname} is requesting a
            connection
          </p>
          <button
            onClick={() =>
              responseToConnectionRequest(
                true,
                requestConnection?.hostname,
                requestConnection.interactionId
              )
            }
          >
            accept
          </button>
          <button
            onClick={() =>
              responseToConnectionRequest(
                false,
                requestConnection?.hostname,
                requestConnection.interactionId
              )
            }
          >
            decline
          </button>
        </>
      )} */}

      {/* <button onClick={storeDecryptedWallet}>Decrypt rawWallet</button> */}
      {/* <button onClick={getWalletInfoFunc}>get saved Wallet info</button> */}
      {/* <button onClick={getNameFunc}>Get Name</button> */}
      {/* <button onClick={getBalanceFunc}>Get Balance</button> */}

      {extState === "not-authenticated" && (
        <>
          <button onClick={()=> {
            setExtstate("create-wallet")
          }}>Create account</button>

          <button {...getRootProps()}>
            <input {...getInputProps()} />
            Existing account
          </button>
        </>
      )}
      {extState !== "not-authenticated" && (
        <button onClick={logoutFunc}>logout</button>
      )}
      {extState === "authenticated" && (
        <>
          <p>{userInfo?.name}</p>
          <p>balance: {balance}</p>
          <div>
            {rawWallet?.address0 && <p>Welcome {rawWallet?.address0}</p>}
          </div>
          <button
            onClick={() => {
              setExtstate("download-wallet");
            }}
          >
            Download Wallet
          </button>
          <button
            onClick={() => {
              setExtstate("send-qort");
            }}
          >
            Send Coin
          </button>
        </>
      )}
      {extState === "send-qort" && (
        <>
          <p>balance: {balance}</p>
          <Box>
            <InputLabel htmlFor="standard-adornment-name">To</InputLabel>
            <Input
              id="standard-adornment-name"
              value={paymentTo}
              onChange={(e) => setPaymentTo(e.target.value)}
            />

            <InputLabel htmlFor="standard-adornment-amount">Amount</InputLabel>
            <Input
              id="standard-adornment-amount"
              type="number"
              value={paymentAmount}
              onChange={(e) => setPaymentAmount(+e.target.value)}
            />
            <InputLabel htmlFor="standard-adornment-password">
              Confirm wallet password
            </InputLabel>
            <Input
              type="password"
              id="standard-adornment-password"
              value={paymentPassword}
              onChange={(e) => setPaymentPassword(e.target.value)}
            />
          </Box>
          <Typography color="errror">{sendPaymentError}</Typography>
          <Typography>{sendPaymentSuccess}</Typography>
          <button
            onClick={() => {
              sendCoinFunc();
            }}
          >
            Send Coin
          </button>
        </>
      )}
      {extState === "web-app-request-payment" && (
        <>
          <p>{sendqortState?.hostname}</p>
          <p>{sendqortState?.description}</p>
          <p>{sendqortState?.address}</p>
          <InputLabel htmlFor="standard-adornment-password">
            Confirm wallet password
          </InputLabel>
          <Input
            type="password"
            id="standard-adornment-password"
            value={paymentPassword}
            onChange={(e) => setPaymentPassword(e.target.value)}
          />
          <button onClick={() => confirmPayment(false)}>
            confirm payment of qort {sendqortState?.amount}
          </button>
          <button onClick={() => confirmPayment(true)}>decline</button>
          <Typography color="errror">{sendPaymentError}</Typography>
          <Typography>{sendPaymentSuccess}</Typography>
        </>
      )}
      {extState === "web-app-request-connection" && (
        <>
          <p>
            the application {requestConnection?.hostname} is requesting a
            connection
          </p>
          <button
            onClick={() =>
              responseToConnectionRequest(
                true,
                requestConnection?.hostname,
                requestConnection.interactionId
              )
            }
          >
            accept
          </button>
          <button
            onClick={() =>
              responseToConnectionRequest(
                false,
                requestConnection?.hostname,
                requestConnection.interactionId
              )
            }
          >
            decline
          </button>
        </>
      )}
      {extState === "web-app-request-authentication" && (
        <>
          <p>the application {requestConnection?.hostname} you Authenticate</p>
          <p>Either create a new account or import an existing one</p>
          <button onClick={()=> {
            setExtstate("create-wallet")
          }}>Create account</button>
          <button {...getRootProps()}>
            <input {...getInputProps()} />
            Existing account
          </button>
        </>
      )}
      {extState === "download-wallet" && (
        <>
          <div>
            {rawWallet?.address0 && <p>Welcome {rawWallet?.address0}</p>}
          </div>
          {!walletToBeDownloaded && (
            <>
              <InputLabel htmlFor="standard-adornment-password">
                Confirm wallet password
              </InputLabel>
              <Input
                type="password"
                id="standard-adornment-password"
                value={walletToBeDownloadedPassword}
                onChange={(e) =>
                  setWalletToBeDownloadedPassword(e.target.value)
                }
              />
              <button onClick={confirmPasswordToDownload}>
                Confirm password
              </button>
              <Typography color="errror">{walletToBeDownloadedError}</Typography>
            </>
          )}

          {walletToBeDownloaded && (
            <>
              <button onClick={saveFileToDiskFunc}>Download wallet</button>
            </>
          )}
        </>
      )}
      {extState === "create-wallet" && (
        <>
         
          {!walletToBeDownloaded && (
            <>
              <InputLabel htmlFor="standard-adornment-password">
                Wallet password
              </InputLabel>
              <Input
                type="password"
                id="standard-adornment-password"
                value={walletToBeDownloadedPassword}
                onChange={(e) =>
                  setWalletToBeDownloadedPassword(e.target.value)
                }
              />
               <InputLabel htmlFor="standard-adornment-password">
                Confirm wallet password
              </InputLabel>
              <Input
                type="password"
                id="standard-adornment-password"
                value={walletToBeDownloadedPasswordConfirm}
                onChange={(e) =>
                  setWalletToBeDownloadedPasswordConfirm(e.target.value)
                }
              />
              <button onClick={createAccountFunc}>
                Create Account
              </button>
              <Typography color="errror">{walletToBeDownloadedError}</Typography>
            </>
          )}

          {walletToBeDownloaded && (
            <>
              <button onClick={saveFileToDiskFunc}>Download wallet</button>
            </>
          )}
        </>
      )}

      {countdown && (
        <CountdownCircleTimer
          isPlaying
          duration={countdown}
          colors={["#004777", "#F7B801", "#A30000", "#A30000"]}
          colorsTime={[7, 5, 2, 0]}
          onComplete={() => {
            window.close();
          }}
        >
          {({ remainingTime }) => remainingTime}
        </CountdownCircleTimer>
      )}
    </>
  );
}

export default App;