import SKDataUtil from "../gear/SKDataUtil";
import SKLogger from "../gear/SKLogger";
import Packet from "./Packet";
import GameConf from "../../conf/GameConf";
let ByteBuffer = require("byte-buffer");

export default class AgentBase {

    // PING等待时间 5分钟
    static TIME_WAIT_PING: number = 10 * 60 * 1000;

    id: number;
    socket: WebSocket;
    _buffer: any;
    lastPing: number;
    packet: Packet;
    dt: number;

    constructor(socket: WebSocket) {
        this.id = -1;
        this.socket = socket;
        this._buffer = new ByteBuffer(1024 * 2);
        this.lastPing = 0;
        this.packet = new Packet();
    }

    formatBuffer(buffer: any) {
        let bufferArray = Object.keys(buffer).map(function (k) {
            return buffer[k];
        })
        return bufferArray
    }

    init() {
        let list = require('./proto_c');
        let self = this;
        this.socket.onclose = (event: CloseEvent) => {
            if (self.socket) {
                self.close();
            }
        }

        this.socket.onopen = (event: Event) => {
        }

        this.socket.onerror = (event: Event) => {
            this.close();
        }
        // 接受消息
        this.socket.onmessage = (event: MessageEvent) => {
            this.lastPing = this.dt;
            let data = event.data;
            if (typeof data == 'string') {
                this.onStrMsg(data);
                return;
            }
            try {
                let arrbuffer = this.formatBuffer(data);
                let buffer = new ByteBuffer(arrbuffer);
                let headlen = buffer.readShort();
                let msgtype = buffer.readString(headlen);
                SKLogger.info(`socket msg:[${msgtype}]`)
                let sign = buffer.readString(2)
                let func = list[msgtype];
                if (func) {
                    this.packet.setTemplate(msgtype);
                    buffer = buffer.slice(buffer._index, buffer.byteLength);
                    let data = this.packet.todata(buffer.toArray());
                    SKLogger.info(`socket msg data:[${JSON.stringify(data)}]`)
                    if (GameConf.isAgentLog){
                        console.log("方法名 = ",func)
                        console.log("客户端数据 = ",JSON.stringify(data))
                    }
                    data = SKDataUtil.fixedLong(data);

                    func(this, data);
                }
                buffer = null;
            } catch (error) {
                SKLogger.warn(`解析错误:${error}\n${error.stack}!`);
            }
        };
    }

    onStrMsg(text: string) {
        if (text == "ping") {
            this.ping();
        }
    }

    send(event: string, obj: any) {
        if (this.socket == null || this.socket.readyState != 1) {
            return;
        }
        if (typeof (event) == "string") {
            let pack = this.packet;
            pack.setTemplate(event);
            let buffer = pack.tobuffer(obj);
            this.socket.send(buffer);
            pack.clean();
        } else {
            console.warn(`$警告:发送事件必须是字符串`);
        }
    }

    update(dt: number) {
        this.dt = dt;
        // PING超时
        if (this.lastPing != 0 && (this.dt - this.lastPing) > AgentBase.TIME_WAIT_PING) {
            SKLogger.debug(`${this.id}心跳超过5分钟断开连接!`);
            this.close();
        }
    }

    ping() {
        if (this.socket) {
            this.socket.send("ping");
        }
        this.lastPing = this.dt;
    }

    close() {
        if (this.socket) {
            this.socket.close();
        }
        this.socket = null;
    }
}