let DebugMode = false, Wines = [], ParamMap = {
        ListTimeOut: 60,
        DetailTimeOut: 120,
        PayTimeOut: 180,
        WaitCountDown: 5,
        WarnLine: 3000,
        DangerLine: 500,
        VolumeAdv: 5,
        VolumeNormal: 15
    }, EventBus = {}, SockEventMap = {"pon": c => EventBus["debug"](`time: ${new Date().toLocaleString()}, pin/pon: ${c}`)},
    socket = null, socketTimer = null, socketUrl = "";

// wss://wine.ifarmcloud.com/api/seller/socket, ws://192.168.1.6:3080/seller/socket
const ServerPrefix = "wss://wine.ifarmcloud.com/api/seller/socket";
const Android = (func, ...args) => {
        let handler = window.android;
        if (handler === undefined) return console.warn("no android handler");
        if (handler[func] === undefined) return console.warn(`there is no func named: <${func}>`);
        handler[func](...args);
    },
    Register = (name, func) => window[name] = func,
    VmAndroid = () => {
        window._weight = 0;
        window._timer = null;
        window.android = {
            pin: window.pon,
            onWebMounted: () => window.startApp("EMULATOR32X1X14X0", "v2023.11.01"),
            openFrontGate: () => window.frontGateResult(true),
            openBackGate: () => window.backGateResult(true),
            lightOn: index => console.log(`light on: ${index}`),
            lightOff: index => console.log(`light off: ${index}`),
            isCupProperlyPlaced: index => {
                console.log(`is cup properly placed at ${index}`)
                window._weight = 34;  // 0.2g
                setTimeout(() => window.cupProperlyPlaced(window._weight), 1500);
            },
            openGas: () => console.log("open gas"),
            closeGas: () => console.log("close gas"),
            openValve: (index, pulse) => {
                console.log(`valve[${index}] opened for: ${pulse}`);
                let outed = 0;
                window._timer = setInterval(() => {
                    outed += 30;
                    window._weight += 48;
                    if (outed >= pulse) {
                        clearInterval(window._timer);
                        window._timer = null;
                        window.normalFinish();
                    } else window.volumePulse(outed);
                }, 200);
            },
            closeValve: index => {
                console.log(`valve[${index}] closed`);
                if (window._timer !== null) clearInterval(window._timer);
                window._timer = null;
            },
            readSteadyWeight: index => {
                console.log(`steady weight of ${index}`);
                window.steadyWeight(window._weight);
            },
            setVolume: volume => console.log(`volume will be set to: ${volume}`),
            hide: () => console.log("gesture will be hide"),
            show: () => console.log("gesture will be show")
        };
    },
    SendWss = (data, ttl) => {
        if (socket !== null) return socket.send(JSON.stringify(data));
        if (ttl === undefined) ttl = 3;
        if (ttl > 0) setTimeout(() => SendWss(data, ttl - 1), 1000);
        EventBus["debug"](`event: ${data.event}, ttl: ${ttl}`);
    },
    ConnectSocket = device => {
        if (device !== undefined) socketUrl = `${ServerPrefix}/${device}`;
        socket = new WebSocket(socketUrl);
        socket.onclose = () => {
            socket = null;
            ConnectSocket();
        }
        socket.onopen = () => {
            let count = 0;
            clearInterval(socketTimer);
            socketTimer = setInterval(() => SendWss({event: "pin", data: count++}), 50 * 1000);
        }
        socket.onmessage = event => {
            let body = JSON.parse(event.data);
            SockEventMap[body.event] && SockEventMap[body.event](body.data);
        }
    },
    Volume2Weight = (v, d) => Math.floor(v * d / 50),
    Weight2Volume = (w, d) => (50 * w / d).toFixed(2),
    Weight2Pulse = (w, d, ppv) => Math.floor(50 * w / d * ppv),
    Pulse2Volume = (p, ppv) => (p / ppv).toFixed(2),
    Pulse2Weight = (p, d, ppv) => (p * d / ppv / 50).toFixed(2);

export default {
    Wines, SockEventMap, ParamMap, EventBus, DebugMode,
    Android, Register, ConnectSocket, SendWss, VmAndroid,
    Volume2Weight, Weight2Volume, Pulse2Volume, Weight2Pulse, Pulse2Weight
}