diff --git a/src/common/WebApi.ts b/src/common/WebApi.ts
index d2e9e63..54e2d8f 100644
--- a/src/common/WebApi.ts
+++ b/src/common/WebApi.ts
@@ -35,8 +35,8 @@ export function getUserInfo(accountid: string) {
     })
 }
 
-export function randomUserInfo(min: number, max: number) {
-  const data = {min, max}
+export function randomUserInfo(min: number, max: number, accounts: string[]) {
+  const data = {min, max, accounts}
   return axios.post(`${ config.info_svr }/randomrobot`, data)
     .then(function (response) {
       let res = response.data
diff --git a/src/robot/Robot.ts b/src/robot/Robot.ts
index 237fbe4..6109870 100644
--- a/src/robot/Robot.ts
+++ b/src/robot/Robot.ts
@@ -160,12 +160,12 @@ export class Robot {
     private async discard() {
         let self = this;
         let cardArr = [...self.player.cards.values()];
-        // let cards = assistantUtil.checkTriple(cardArr);
-        // if (!cards) {
-        //     return;
-        // }
-        // let cardIds = cards.map(o => o.id);
-        let cardIds = [cardArr[0].id]
+        let cards = assistantUtil.checkTriple(cardArr);
+        if (!cards) {
+            return;
+        }
+        let cardIds = cards.map(o => o.id);
+        // let cardIds = [cardArr[0].id]
         log(`discard: ${self.sessionId} ${cardIds}`);
         self.reply('discard_card_c2s', {
             cards: cardIds
@@ -178,19 +178,19 @@ export class Robot {
      */
     @wait('maxEatTime')
     private async eatOrGiveUp() {
-        // let targetCard = [...this.room.state.cards.values()][0];
-        // let cardArr = [...this.player.cards.values()];
-        // let tmpCards = assistantUtil.checkTriple(cardArr, targetCard);
+        let targetCard = [...this.room.state.cards.values()][0];
+        let cardArr = [...this.player.cards.values()];
+        let tmpCards = assistantUtil.checkTriple(cardArr, targetCard);
         let next = this.giveup.bind(this);
-        // if (tmpCards.length > 1 && targetCard.type === 1) {
-        //     let cardIds: number[] = [];
-        //     for (let card of tmpCards) {
-        //         if (card.id !== targetCard.id) {
-        //             cardIds.push(card.id);
-        //         }
-        //     }
-        //     next = this.eatCard.bind(this, cardIds, targetCard.id);
-        // }
+        if (tmpCards.length > 1 && targetCard.type === 1) {
+            let cardIds: number[] = [];
+            for (let card of tmpCards) {
+                if (card.id !== targetCard.id) {
+                    cardIds.push(card.id);
+                }
+            }
+            next = this.eatCard.bind(this, cardIds, targetCard.id);
+        }
 
         next.apply(this);
     }
diff --git a/src/robot/RobotClient.ts b/src/robot/RobotClient.ts
index bda767b..78f7a7b 100644
--- a/src/robot/RobotClient.ts
+++ b/src/robot/RobotClient.ts
@@ -39,7 +39,7 @@ export class RobotClient implements Client {
         this.onMessageHandlers = onMessageHandlers;
         this.addListeners();
 
-        log(`new robot with session: ${sessionId}`);
+        log(`new assist with session: ${sessionId}`);
     }
     addListeners() {
         this.listenerState = this.svrstate.listen('gameState', this.gameSateUpdate.bind(this));
diff --git a/src/rooms/commands/OnJoinCommand.ts b/src/rooms/commands/OnJoinCommand.ts
index bcaabd2..8538185 100644
--- a/src/rooms/commands/OnJoinCommand.ts
+++ b/src/rooms/commands/OnJoinCommand.ts
@@ -23,27 +23,13 @@ export class OnJoinCommand extends Command<CardGameState, {
       return;
     }
     let isRobot = false;
-    let uinfo: {nickname: string, avatar: string, score: number}
-    if (accountId && accountId != 'robot') {
-      uinfo = await getUserInfo(accountId)
-    } else {
-      const fc = global.$cfg.get(BaseConst.FORMULA);
-      let low = (this.room.score * fc.get(70034).number / 100) | 0;
-      let high = (this.room.score * fc.get(70035).number / 100) | 0;
-
-      uinfo = await randomUserInfo(low, high)
-    }
-    if (accountId && accountId == 'robot') {
-      isRobot = true;
-      accountId = `robot_${client.sessionId}`;
-    } else if (!accountId) {
-      accountId = `player_${client.sessionId}`;
-    }
     // begin of set seat and team
     let idx = count;
     let seatSet = new Set([0,1,2,3])
+    let accounts: string[] = []
     for (let [,p] of this.state.players) {
       seatSet.delete(p.idx)
+      accounts.push(p.accountId)
     }
     if (seat != undefined) {
       seat = +seat
@@ -55,21 +41,30 @@ export class OnJoinCommand extends Command<CardGameState, {
     } else {
       idx = seatSet.values().next().value
     }
+    let uinfo: {nickname: string, avatar: string, score: number, accountid: string}
+    if (accountId && accountId != 'robot') {
+      uinfo = await getUserInfo(accountId)
+    } else {
+      const fc = global.$cfg.get(BaseConst.FORMULA);
+      let low = (this.room.score * fc.get(70034).number / 100) | 0;
+      let high = (this.room.score * fc.get(70035).number / 100) | 0;
+      uinfo = await randomUserInfo(low, high, accounts)
+    }
+    if (accountId && accountId == 'robot') {
+      isRobot = true;
+      accountId = uinfo.accountid
+    } else if (!accountId) {
+      accountId = uinfo.accountid
+    }
+
     const team = (idx == 1 || idx == 2) ? 1 : 0;
     // end of set seat and team
     let player = new Player(client.sessionId, idx, team);
     player.accountId = accountId;
     player.nickname = uinfo.nickname
     player.avatar = uinfo.avatar
-    if (isRobot) {
-      const fc = global.$cfg.get(BaseConst.FORMULA);
-      let low = fc.get(70034).number;
-      let high = fc.get(70035).number;
-      let random = getRandom(high, low) / 100 ;
-      player.score = this.room.score * random || 0;
-    } else {
-      player.score = uinfo.score;
-    }
+    player.score = uinfo.score
+
     this.state.players.set(client.sessionId, player);
     this.room.addAssistClient(client.sessionId);
     let self = this;