diff --git a/doc/api.md b/doc/api.md
index 6c0efba..7f2c8e2 100644
--- a/doc/api.md
+++ b/doc/api.md
@@ -36,6 +36,8 @@
 
 ```js
 {
+	session: "6080f330b9655b5c0467ee5a",			// 当前局的id,提交答案时必须上报该字段
+	records: [{
     "id": "6080f330b9655b5c0467ee5e",         // 题目id
     "title": "“大丈夫为国捐躯，死而无憾！”这话是谁说的？",  // 问题
     "answers": [  // 可选答案
@@ -45,7 +47,9 @@
         "刘永福"
     ],
     "type": 1   // 题目类型  1: 普通的文字选择题, 2: 图形
+}]
 }
+
 ```
 
 ### 2. 上报题目答案
@@ -63,6 +67,7 @@
 | 字段     | 说明                                   |
 | -------- | -------------------------------------- |
 | id | 题目id  		|
+| session | 当局的id, 从关卡题目列表中获取 |
 | level | 关卡id		|
 | answer | 回答的选项 |
 | type | 回答类型, 0: 正常, 1: 超时 |
@@ -72,6 +77,18 @@
 ```js
 {
     result: 1  //答题结果 1: 正确, 0 : 错误
+  	"stats": {	// 当局的状态
+            "1111": {
+                "answer": [	// 每一题的结果
+                    1,
+                    0
+                ],
+                "rightCount": 1,	// 答对的数量
+                "errorCount": 1,	// 答错的数量
+                "comboCount": 0,	// 当前连续答对的数量
+                "maxCombo": 1			// 当局连续答对的最大数量
+            }
+    }
 }
 ```
 
diff --git a/src/api/controllers/puzzle.controller.ts b/src/api/controllers/puzzle.controller.ts
index 3789b1e..aeb1163 100644
--- a/src/api/controllers/puzzle.controller.ts
+++ b/src/api/controllers/puzzle.controller.ts
@@ -1,38 +1,41 @@
 import BaseController from '../../common/base.controller'
 import { role, router } from '../../decorators/router'
 import { Puzzle } from '../../models/content/Puzzle'
-import { PuzzleSession } from '../../models/match/PuzzleSession'
+import {
+  PuzzleSession,
+  PuzzleStatusClass
+} from '../../models/match/PuzzleSession'
 import { ZError } from '../../common/ZError'
 
+const transformRecord = function (records: any[]) {
+  return records.map(o => {
+    let answers = []
+    for (let i = 1; i <= 4; i++) {
+      if (o[`a${ i }`]) {
+        answers.push(o[`a${ i }`])
+      }
+    }
+    answers.randomSort()
+    return {
+      id: o._id,
+      title: o.question,
+      answers,
+      type: 1
+    }
+  })
+}
 class PuzzleController extends BaseController {
   @role('anon')
   @router('post /api/:accountid/puzzle/list')
   async list(req, res) {
     let { shop, level, accountid } = req.params
     let count = 10
-    let records = await Puzzle.aggregate([
-      { $match: { status: 1, is_hide: 0, deleted: 0 } },
-      { $sample: { size: count } }
-    ]).exec()
+    let records = await Puzzle.randomQuestions({}, count)
     let history = new PuzzleSession({ shop, level })
-    history.members = [accountid]
-    history.questions = records.map(o => o.id)
+    history.members.set(accountid, new PuzzleStatusClass())
+    history.questions = records.map(o => o._id)
     await history.save()
-    const results = records.map(o => {
-      let answers = []
-      for (let i = 1; i <= 4; i++) {
-        if (o[`a${ i }`]) {
-          answers.push(o[`a${ i }`])
-        }
-      }
-      answers.randomSort()
-      return {
-        id: o._id,
-        title: o.question,
-        answers,
-        type: 1
-      }
-    })
+    const results = transformRecord(records)
     return {
       session: history.id,
       records: results
@@ -42,10 +45,24 @@ class PuzzleController extends BaseController {
   @role('anon')
   @router('post /api/:accountid/puzzle/answer')
   async report(req, res) {
-    let { id, answer, type } = req.params
-    if (!id) {
+    let { id, answer, type, session, accountid } = req.params
+    if (!id || !session) {
       throw new ZError(11, 'param mismatch')
     }
+    let history = await PuzzleSession.findById(session)
+    if (!history) {
+      throw new ZError(13, 'not found match info')
+    }
+    if (!history.members.has(accountid)) {
+      throw new ZError(14, 'not in current match')
+    }
+    if (!history.questions.find(o => o == id)) {
+      throw new ZError(16, 'current question not in current match')
+    }
+    let statMap = history.members.get(accountid)
+    if (statMap.questions.find(o => o == id)) {
+      throw new ZError(15, 'current question already answered')
+    }
     let record = await Puzzle.findById(id)
     if (!record) {
       throw new ZError(12, 'question not found')
@@ -54,6 +71,18 @@ class PuzzleController extends BaseController {
     if (type == 1) {
       result = 0
     }
-    return { result }
+    statMap.answer.push(result)
+    statMap.questions.push(id)
+    if (result == 1) {
+      statMap.rightCount ++
+      statMap.comboCount ++
+      statMap.maxCombo = Math.max(statMap.maxCombo, statMap.comboCount)
+    } else {
+      statMap.errorCount ++
+      statMap.comboCount = 0
+    }
+    history.markModified('members')
+    await history.save()
+    return { result, stats: history.members }
   }
 }
diff --git a/src/models/content/Puzzle.ts b/src/models/content/Puzzle.ts
index 14eb80e..0d56a1e 100644
--- a/src/models/content/Puzzle.ts
+++ b/src/models/content/Puzzle.ts
@@ -82,6 +82,16 @@ class PuzzleClass extends BaseModule {
   public static async nextQuestion(this: ReturnModelType<typeof PuzzleClass>, id: string) {
     return this.findOne({deleted: 0, is_hide: 0, _id: {$gt: id }}).exec()
   }
+  public static async randomQuestions(this: ReturnModelType<typeof PuzzleClass>, options: any, count: number) {
+    let filters = {status: 1, is_hide: 0, deleted: 0}
+    Object.assign(options)
+    return Puzzle.aggregate([
+      { $match: filters },
+      { $sample: { size: count } }
+    ]).exec()
+
+  }
+
 }
 
 export const Puzzle = getModelForClass(PuzzleClass, { existingConnection: PuzzleClass.db })
diff --git a/src/models/match/PuzzleSession.ts b/src/models/match/PuzzleSession.ts
index e5ae700..b4ca3c5 100644
--- a/src/models/match/PuzzleSession.ts
+++ b/src/models/match/PuzzleSession.ts
@@ -1,29 +1,60 @@
 import { dbconn } from '../../decorators/dbconn'
 import { getModelForClass, modelOptions, prop } from '@typegoose/typegoose'
 import { BaseModule } from '../Base'
+export class PuzzleStatusClass {
 
-@dbconn('second')
-@modelOptions({ schemaOptions: { collection: 'question_category' } })
+  @prop({default: []})
+  answer: number[]
+
+  @prop({ type: () => [String], default: [] })
+  questions: string[]
+  /**
+   * 打对数量
+   * @type {number}
+   */
+  @prop({default: 0})
+  rightCount: number
+  /**
+   * 答错数量
+   * @type {number}
+   */
+  @prop({default: 0})
+  errorCount: number
+  /**
+   * 当前连击数
+   * @type {number}
+   */
+  @prop({default: 0})
+  comboCount: number
+  /**
+   * 最大连击数
+   * @type {number}
+   */
+  @prop({default: 0})
+  maxCombo: number
+}
+@dbconn()
+@modelOptions({ schemaOptions: { collection: 'puzzle_session' } })
 class PuzzleSessionClass extends BaseModule {
 
-  @prop({ type: () => [String] })
-  members: string[]
+  @prop({ _id: false, type: PuzzleStatusClass, default: new Map() })
+  public members: Map<string, PuzzleStatusClass>
 
   @prop({ type: () => [String] })
-  questions: string[]
+  public questions: string[]
 
   @prop()
-  shop: string
+  public shop: string
 
   @prop()
-  level: number
+  public level: number
 
   @prop()
-  room: string
+  public room: string
 
 
   @prop({default: 0})
-  status: number
+  public status: number
 }
 
 export const PuzzleSession = getModelForClass(PuzzleSessionClass, { existingConnection: PuzzleSessionClass.db })