'use strict';
const Ticket = require('./ticket.model');
const User = require('../user/user.model');
const Fund = require('../fund/fund.model');
const { sendUSDT2User, sendVIC2User } = require('../../common/rootWallet');

const name2type = {
    withdraw: 0
};

function createTicket (name, data) {
    const type = name2type[name];
    const status = 'created';
    const { userId, handler, action, coinId, option, targetAddress } = data;
    return new Ticket({
        status, type, userId, handler, action, option, coinId, targetAddress
    });
}

async function handleTicket (ticket, handlerId) {
    // 所有工单在此处理，只要状态未完结（status !== 'finished'）,就可以多次调用改变状态。
    const { userId, status } = ticket;
    const user = await User.findById(userId).exec();
    if (!user) return null;
    ticket = await ticket.next(handlerId);
    if (status === 'processing') {
        await dealTicket(ticket, user);
        await ticket.next(handlerId);
        return ticket;
    }
    return null;
}
async function dealTicket (ticket, user) {
    if (ticket.type === 0) {
        // 提现
        return await dealWithdraw(ticket, user);
    }
}

async function dealWithdraw (ticket, user) {
    // userId, amount: +amount, action, targetAddress
    const { userId, amount, targetAddress, coinId } = ticket;
    const fund = await Fund.findOne({ userId }).exec();
    const { path } = fund.tokenAddress['usdtETH'];
    return coinId === 'usdt' ? sendUSDT2User(targetAddress, amount, {path}) : sendVIC2User(targetAddress, amount)
}


module.exports = {
    createTicket,
    handleTicket
};