//require('./plugin/zclient')

const EIP721_DOMAIN_DATA = [
  { name: "name", type: "string" },
  { name: "version", type: "string" },
];
/**
 * 1. 监听事件,
 * wc_uri_change: 生成二维码或者android选择钱包
 * client_connect: 连接成功
 * 2. 调用connectWallet(), 注意: 如果本地有保存session, 那么会直接抛出client_connect事件
 * 3. 在收到client_connect事件后, 调用signForLogin获取签名
 *
 */
cc.Class({
  extends: cc.Component,

  properties: {
    loginTips: {
      default: "This signature is only used for verify your account",
      tooltip: 'Tip message show on wallet when sign login message',
    },
    showLog: {
      default: true,
      tooltip: "Show debug log?",
    }
  },

  start() {
    cc.changChainResult = function(resultStr) {
      console.log(resultStr);
      try {
        let result = JSON.parse(resultStr)
        console.log(result)
      } catch(err) {
        console.log('result parse json error: ', err)
      }
    }
    if (this.showLog) {
      // this.log = console.log.bind(window.console, '%c[ChainComp] ', `color: #000; background: #3ABAC9`, ...arguments);
      this.log = console.log.bind(window.console, '[ChainComp] ', ...arguments);
    } else {
      this.log = () => {}
    }
    console.log('start, typeof window:'+ (typeof window !== "undefined") +' addEventListener: '+ (typeof window.addEventListener !== "undefined"))
    console.log(localStorage.getItem('walletconnect'))

    var pemUrl = cc.url.raw("resources/cacert.pem");
    if (cc.loader.md5Pipe) {
      pemUrl = cc.loader.md5Pipe.transformURL(pemUrl);
    }
    // add cc.ws for zclient
    // zclient use cc.ws for check is current env is ccc
    cc.ws = (url) => {
      if (cc.sys.platform === cc.sys.ANDROID) {
        this.log(
          `: create websocket with ${url}, CA file: ${pemUrl}`
        );
        return new WebSocket(url, null, pemUrl);
      } else {
        this.log(`: create websocket for ${url}`);
        return new WebSocket(url);
      }
    };
  },
  onDestroy() {
    this.connector.off("connect");
    this.connector.off("session_update");
    this.connector.off("disconnect");
    this.connector.off("need_to_wallet");
  },
  _buildSingMsg(nonce) {
    nonce += "";
    const signMsg = {
      tips: this.loginTips,
      nonce,
    };

    const signObj = {
      types: {
        EIP712Domain: EIP721_DOMAIN_DATA,
        set: [
          { name: "tips", type: "string" },
          { name: "nonce", type: "string" },
        ],
      },
      primaryType: "set",
      domain: {
        name: "Auth",
        version: "1",
      },
      message: signMsg,
    };
    return signObj;
  },
  _subscribeToEvents(connector) {
    // Subscribe to connection events
    connector.on("connect", (error, payload) => {
      if (error) {
        this.node.emit("client_error", error);
        return;
      }

      // Get provided accounts and chainId
      const { accounts, chainId } = payload.params[0];
      this.account = accounts[0];
      this.chainId = chainId;
      this.log("connect", accounts, chainId);
      this.node.emit("client_connect", { account: accounts[0], chainId });
    });

    connector.on('need_to_wallet', (error, payload) => {
      setTimeout(()=> {
        this.jumpNativeWallet();
      }, 2000)
    });

    connector.on("session_update", (error, payload) => {
      if (error) {
        this.node.emit("client_error", error);
        return;
      }

      // Get updated accounts and chainId
      const { accounts, chainId } = payload.params[0];
      this.account = accounts[0];
      this.chainId = chainId;
      this.log("session_update", accounts, chainId);
      this.node.emit("client_session_update", {
        account: accounts[0],
        chainId,
      });
    });

    connector.on("disconnect", (error, payload) => {
      if (error) {
        this.node.emit("client_error", error);
        return;
      }
      // Delete connector
      this.log("disconnect");
      this.node.emit("client_disconnet");
    });
  },
  /**
   * bind this method to login button
   */
  // async connectWallet() {
  //  const connector = zclient.WalletConnect.getInstance({
  //    bridge: "https://bridge.walletconnect.org",
  //  });
  //  this.connector = connector;
  //  cc.wc = connector;
  //  this._subscribeToEvents(connector);
  //  // Check if connection is already established
  //  if (!connector.connected) {
  //    // create new session
  //    await connector.createSession()
  //    this.log("wc uri: " + connector.uri);
  //    this.node.emit("wc_uri_change", connector.uri);
  //    setTimeout(()=> {
  //      this.callNativeWallet(connector.uri);
  //    }, 5000)


  //  } else {
  //    this.log("already connected. wc uri:" + connector.uri);
  //    this.account = connector.accounts[0];
  //    this.chainId = connector.chainId;
  //    this.node.emit("wc_uri_change", connector.uri);
  //    this.node.emit("client_connect", {
  //      account: this.account,
  //      chainId: this.chainId,
  //    });
  //  }
  // },
  connectWallet() {
    jsb.reflection.callStaticMethod("org.cocos2dx.javascript.AppActivity", "connectwallet", "(Ljava/lang/String;)V", 'sth');
  },
  callNativeWallet(url) {
    jsb.reflection.callStaticMethod("org.cocos2dx.javascript.AppActivity", "connectWallet", "(Ljava/lang/String;)V", url);
  },
  changeChain() {
    let param = {chainId: '0x141'}
    jsb.reflection.callStaticMethod("org.cocos2dx.javascript.AppActivity", "changeChain", "(Ljava/lang/String;)V", JSON.stringify(param));
  },
  addChain() {
    let params = {
      chainId: "0x141",
      chainName: "KCC Mainnet",
      nativeCurrency: {
        name: "kccToken",
        symbol: "KCS",
        decimals: 18
      },
      blockExplorerUrls: ["https://explorer.kcc.io/en"],
      rpcUrls: ["https://rpc-mainnet.kcc.network"]
    }
    jsb.reflection.callStaticMethod("org.cocos2dx.javascript.AppActivity", "addChain", "(Ljava/lang/String;)V", JSON.stringify(params));
  },
  jumpNativeWallet() {
    this.log('jump to wallet')
    jsb.reflection.callStaticMethod("org.cocos2dx.javascript.AppActivity", "connectwallet", "(Ljava/lang/String;)V", `wc:${cc.wc.handshakeTopic}@${cc.wc.version}`);
  },
  /**
   * 断开连接, 并清除本地保存的session
   */
  disconnect() {
    return this.connector.rejectSession();
  },
  /**
   * 获取签名, 须在client_connect事件后才能执行
   * @param {*} nonce
   * @returns
   */
  signForLogin(nonce) {
    // console.log(`sign: ${this.connector.connected}`)
    // if (!this.connector || !this.connector.connected) {
    //   return false;
    // }
    // // let signObj = this._buildSingMsg(nonce);
    // // let params = [this.account, JSON.stringify(signObj)];
    // // this.connector.signTypedData(params).then((signature)=> {
    // //   this.log("signature: " + signature);
    // //   return { signature, tips: this.loginTips };
    // // })
    // let signObj = [this.account, '0xc1912fee45d61c87cc5ea59dae311904cd86b84fee17cc96966216f811ce6a79']
    // this.connector.signMessage(signObj).then((signature)=> {
    //     this.log("signature: " + signature);
    //     return { signature, tips: this.loginTips };
    //   })
    var nonce = (Math.random() * 10000 | 0)+'';
    var signData = {
      types: {
        EIP712Domain: [
          { name: 'name', type: 'string' },
          { name: 'version', type: 'string' },
        ],
        set: [
          { name: 'tips', type: 'string' },
          { name: 'nonce', type: 'string' },
        ],
      },
      primaryType: 'set',
      domain: { name: 'Auth', version: '1' },
      message: {
        tips: 'sign request',
        nonce: nonce,
      },
    };

    jsb.reflection.callStaticMethod("org.cocos2dx.javascript.AppActivity", "signApp", "(Ljava/lang/String;)V", `${JSON.stringify(signData)}`);
  },

  testSign() {
    const nonce = (Math.random() * 100000) | 0;
    this.signForLogin(nonce);
  },
});