underscore读取，排行榜保护

game-server/app/services/pvpService.ts

@@ -18,7 +18,7 @@ import { HeroModel, HeroType } from '../db/Hero';
 import { CeAttrNumber, CeAttr, CeAttrRole } from '../db/generalField';
 import { DicWarJson } from '../pubUtils/dictionary/DicWarJson';
 import { OutliningSpanKind } from 'typescript';
-const _ = require('underscore');
+import { findWhere, findIndex } from 'underscore';
 
 
 export async function initPvpInfo(role: RoleType) {
@@ -251,7 +251,7 @@ export async function defaultHeroes ( role:RoleType, challengeCnt?:number, chall
         return b.ce - b.dataId - a.ce + a.dataId;
     });
     for (let hero of heroes) {
-        if (!!hero.order&& !!hero.hero && _.findIndex(role.topFive, {hid: hero.actorId}) != -1) {
+        if (!!hero.order&& !!hero.hero && findIndex(role.topFive, {hid: hero.actorId}) != -1) {
             let index = orders.indexOf(hero.order);
             orders.splice(index, 1);
         }
@@ -260,14 +260,14 @@ export async function defaultHeroes ( role:RoleType, challengeCnt?:number, chall
     let num  = 0;
     for (let i = 0; i < role.topFive.length; i++) {
         let item = role.topFive[i];
-        let index = _.findIndex(heroes, {actorId: item.hid});
+        let index = findIndex(heroes, {actorId: item.hid});
         if (index == -1) {
             for (let j = num; j < heroes.length; j++) {
                 let hero = heroes[j];
                 if (num >= 5) {
                     break;
                 }
-                if (!!_.findWhere(role.topFive, {hid: hero.actorId})) {
+                if (!!findWhere(role.topFive, {hid: hero.actorId})) {
                     continue;
                 } 
                 if (!orders[0]) {