ZYZ/game-server/app/services/auctionService.ts

import { DividendModel } from './../db/Dividend';
import { LOT_CODE_LEN, AUCTION_STAGE, AUCTION_TIME, DIVIDEND_CODE_LEN, DIVIDEND_STATUS, LOT_STATUS } from './../consts';
import { DividendRec, ItemReward } from "../domain/dbGeneral";
import { genCode } from '../pubUtils/util';
import { LotModel, LotParam } from '../db/Lot';
import { getNextTime, getTodayZeroDate } from '../pubUtils/timeUtil';
import { getGoodById } from '../pubUtils/data';
import { DividendParam, DividendType } from '../db/Dividend';

// ! 获取底价，假数据
function getBasePrice(gid: number, count: number) {
    const good = getGoodById(gid);
    return (good ? good.quality * 100 : 100) * count;
}

// ! 获取一口价，假数据
function getMaxPrice(gid: number, count: number) {
    const good = getGoodById(gid);
    return (good ? good.quality * 200 : 200) * count;
}

export function auctionStage() {
    const curTime = new Date().getTime();
    if (curTime < todayGuildBegin().getTime()) return AUCTION_STAGE.DEFAULT;
    if (curTime < todayWorldBegin().getTime() && curTime > todayGuildBegin().getTime()) return AUCTION_STAGE.GUILD;
    if (curTime > todayWorldBegin().getTime() && curTime < todayWorldEnd().getTime()) return AUCTION_STAGE.WORLD;
    if (curTime > todayWorldEnd().getTime()) return AUCTION_STAGE.END;
}

export function auctionBegin() {
    return getNextTime(new Date(), AUCTION_TIME.GUILD_BEGIN_HOUR, AUCTION_TIME.GUILD_BEGIN_MIN);
}

export function auctionEnd() {
    return getNextTime(new Date(), AUCTION_TIME.WORLD_END_HOUR, AUCTION_TIME.WORLD_END_MIN);
}

export function todayGuildBegin() {
    return getNextTime(getTodayZeroDate(), AUCTION_TIME.GUILD_BEGIN_HOUR, AUCTION_TIME.GUILD_BEGIN_MIN);
}

export function todayWorldBegin() {
    return getNextTime(getTodayZeroDate(), AUCTION_TIME.WORLD_BEGIN_HOUR, AUCTION_TIME.WORLD_BEGIN_MIN);
}

export function todayWorldEnd() {
    return getNextTime(getTodayZeroDate(), AUCTION_TIME.WORLD_END_HOUR, AUCTION_TIME.WORLD_END_MIN);
}

/**
 * @description 生成拍卖数据
 * @export
 * @param {string} guildCode
 * @param {number} sourceType
 * @param {string} sourceCode
 * @param {number} serverId
 * @param {ItemReward[]} rewards
 */
export async function genAuction(guildCode: string, sourceType: number, sourceCode: string, serverId: number, rewards: ItemReward[]) {
    const begin = auctionBegin();
    const end = auctionEnd();
    const lotsData: LotParam[] = rewards.map(reward => {
        const { id, count } = reward;
        const code = genCode(LOT_CODE_LEN);
        return {
            auctionStage: AUCTION_STAGE.DEFAULT, sourceType,
            sourceCode, serverId, guildCode, code, gid: id, count, begin, end, status: LOT_STATUS.DEFAULT,
            maxPrice: getMaxPrice(id, count), curPrice: getBasePrice(id, count),
        }
    });
    const lots = await LotModel.createRecs(lotsData);
    const dividendCode = genCode(DIVIDEND_CODE_LEN);
    const dividendData: DividendParam = {
        guildCode, sourceType, sourceCode, serverId, code: dividendCode, dividends: [], totalPrice: 0, begin, lots: lots.map(lot => {
            const { code, gid } = lot;
            return { code, gid, price: 0 }
        }),
    };
    const dividend = await DividendModel.createDividend(dividendData);
    return { lots, dividend };
}

/**
 * ! 目前返回假数据
 * @description 获取活动参加者
 * @export
 * @param {string} guildCode
 * @param {number} sourceType
 * @param {string} sourceCode
 */
export async function participants(guildCode: string, sourceType: number, sourceCode: string) {
    return [{
        roleId: 'rM8NZtlfzD',
        position: 1,
    }, {
        roleId: 'EjX79SEddK',
        position: 2,
    }];
}

function baseDividend(totalPrice: number, roleNum: number) {
    return roleNum > 10 ? totalPrice / roleNum : totalPrice / 10;
}

function posDividend(totalPrice: number, roleNum: number, position: number) {
    return totalPrice / roleNum * position;
}

function weekendDividend(totalPrice: number, roleNum: number, date: Date) {
    const day = date.getDay();
    return (day === 0 || day === 6) ? totalPrice / roleNum : 0;
}

export async function calculateDividend(dividend: DividendType) {
    if (!dividend) return null;
    const { code, guildCode, sourceType, sourceCode, lots, totalPrice, status, begin } = dividend;
    if (status === DIVIDEND_STATUS.SENT) return dividend;
    const calcuTotalPrice = lots.reduce((acc, lot) => { return acc + lot.price }, 0);
    if (calcuTotalPrice !== totalPrice) {
        await DividendModel.updateDividend(code, { totalPrice: calcuTotalPrice });
        // 更新 totalPrice
    }
    const participantsData = await participants(guildCode, sourceType, sourceCode);
    const dividends: DividendRec[] = participantsData.map(data => {
        const { roleId, position } = data;
        const roleNum = participantsData.length;
        const baseNum = baseDividend(calcuTotalPrice, roleNum);
        const posNum = posDividend(calcuTotalPrice, roleNum, position);
        const weekendNum = weekendDividend(calcuTotalPrice, roleNum, begin);
        return {
            roleId,
            baseNum, // 基础分红
            posNum, // 职位分红
            weekendNum, // 额外分红，周末
            total: baseNum + posNum + weekendNum, // 总分红
            status: 0, // 0：未领取，1：已领取
        };
    });
    return await DividendModel.updateDividend(code, { dividends });
}