import { ChannelUser } from './../domain/ChannelUser';
import { Channel } from 'pinus';
import { getRandNum, getRandomArr } from '../pubUtils/util';
import { TERAPH_RANDOM } from "../consts/consts";
import { indexOf } from 'underscore';
const TERAPH_STRENGTHEN = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
/**
 * 计算强化次数和消耗
 * @param count 强化次数
 * @param attrNames 可以强化的属性名字
 * @param teraphInfo 字典表对应的神像信息
 * @param teraph 
 */
export function checkTeraphMaterialEnough(count: number, attrNames:Array<any>, teraphInfo: any, teraph: any) {
    let res = {};
    let consumes = [];
    let times = 0;
    if (count < 10) {
        for (let i = 0; i < count; i++) {
            if (!attrNames.length) {
                break;
            }
            let num = getRandNum(TERAPH_RANDOM.MIN, TERAPH_RANDOM.MAX);
            let arr = getRandomArr(attrNames, num)
            let critical = getRandNum(0, 100);//属性暴击率
            let criEffect = 1;
            if (critical <= teraphInfo.criRate) 
                criEffect = teraphInfo.criEffect;
            for (let attrName of arr) {
                let attrNameMax = attrName+'Max';
                res[attrName] = teraphInfo[attrName] * criEffect;
                if (teraph[attrName] + res[attrName] > teraphInfo[attrNameMax]) {
                    res[attrName] = teraphInfo[attrNameMax] - teraph[attrName];
                    let attrIndex = indexOf(attrNames, attrName);
                    attrNames.splice(attrIndex, 1);
                }
            }
            times++;
        }
    } else if (count == 10){
        let criticalArrTimes = getRandomArr(TERAPH_STRENGTHEN, 2);//10次中随机2次发生暴击
        for (let item of TERAPH_STRENGTHEN) {
            if (!attrNames.length) {
                break;
            }
            let criEffect = 1;
            let index = indexOf(criticalArrTimes, {item});
            if (index > 0) {
                criEffect = teraphInfo.criEffect;//本次是暴击 item 在 criticalArrTimes 中
            }
            let num = getRandNum(TERAPH_RANDOM.MIN, TERAPH_RANDOM.MAX);
            let arr = getRandomArr(attrNames, num);
            for (let attrName of arr) {
                res[attrName] = (res[attrName]||0) + teraphInfo[attrName] * criEffect;
                let attrNameMax = attrName+'Max';
                if (teraph[attrName] + res[attrName] > teraphInfo[attrNameMax]) {
                    res[attrName] = teraphInfo[attrNameMax] - teraph[attrName];
                    let attrIndex = indexOf(attrNames, attrName);
                    attrNames.splice(attrIndex, 1);
                }
            }
            times++;
        }
    } 
    //计算消耗
    for (let {id, count} of teraphInfo.upMaterial) {
        consumes.push({ id, count: count*times});
    }
    return {attr: res, consumes};
}
/**
 * 
 * @param channel 
 * @param user 
 */
export function addUserToChannel(channel: Channel, user: ChannelUser) {
    const users = channel.getMembers();
    const { uid, sid } = user;
    if (users.indexOf(uid) === -1) {
        channel.add(uid, sid);
    }
}