diff --git a/src/utils/formatTime.ts b/src/utils/formatTime.ts
index 874092609..64ce8adfe 100644
--- a/src/utils/formatTime.ts
+++ b/src/utils/formatTime.ts
@@ -61,7 +61,7 @@ export function getWeek(dateTime: Date): number {
  * @description param 3天：   60 * 60* 24 * 1000 * 3
  * @returns 返回拼接后的时间字符串
  */
-export function formatPast(param: string | Date, format = 'YYYY-mm-dd HH:MM:SS'): string {
+export function formatPast(param: string | Date, format = 'YYYY-MM-DD HH:mm:ss'): string {
   // 传入格式处理、存储转换值
   let t: any, s: number
   // 获取js 时间戳
diff --git a/src/views/chat/api/messageApi.ts b/src/views/chat/api/messageApi.ts
new file mode 100644
index 000000000..cbab90cdf
--- /dev/null
+++ b/src/views/chat/api/messageApi.ts
@@ -0,0 +1,58 @@
+/*
+ * @Author: dylan.may@qq.com
+ * @Date: 2024-10-16 11:30:31
+ * @Last Modified by: dylan.may@qq.com
+ * @Last Modified time: 2024-10-16 16:01:25
+ */
+
+import request from '@/config/axios'
+import { MessageModelType } from '../types'
+
+export interface SendMsg {
+  clientMessageId: string
+  receiverId: number
+  conversationType: number
+  contentType: number
+  content: string
+}
+
+export interface SessionMsgReq {
+  receiverId: number
+  conversationType: number
+  sendTime: Date
+}
+
+/**
+ * 消息接口
+ */
+export default class MessageApi {
+  /**
+   * 发送消息
+   * @param data SendMsg
+   * @returns Promise<{ id: number; sendTime: number }>
+   */
+  static send(data: SendMsg): Promise<{ id: number; sendTime: number }> {
+    return request.post({ url: '/im/message/send', data })
+  }
+
+  /**
+   * 获取会话消息
+   * @param data SessionMsgReq
+   * @returns Promise<Array<MessageModelType>>
+   */
+  static getSessionMsg(params: SessionMsgReq): Promise<Array<MessageModelType>> {
+    return request.get({ url: '/im/message/list', params })
+  }
+
+  /**
+   * 获取所有消息
+   * @param data { sequence: number; size: number }
+   * @returns Promise<Array<MessageModelType>>
+   */
+  static getMessageForAllSession(params: {
+    sequence: number
+    size: number
+  }): Promise<Array<MessageModelType>> {
+    return request.get({ url: '/im/message/pull', params })
+  }
+}
diff --git a/src/views/chat/api/sessionApi.ts b/src/views/chat/api/sessionApi.ts
new file mode 100644
index 000000000..a11f9ca44
--- /dev/null
+++ b/src/views/chat/api/sessionApi.ts
@@ -0,0 +1,22 @@
+/*
+ * @Author: dylan.may@qq.com
+ * @Date: 2024-10-16 11:30:31
+ * @Last Modified by: dylan.may@qq.com
+ * @Last Modified time: 2024-10-16 16:01:25
+ */
+
+import request from '@/config/axios'
+import { ChatConversation } from '../model/ChatConversation'
+
+/**
+ * 会话接口
+ */
+export default class SessionApi {
+  /**
+   * 获取会话列表
+   * @returns Promise<Array<ChatConversation>>
+   */
+  static getSessionList(): Promise<Array<ChatConversation>> {
+    return request.get({ url: '/im/conversation/list' })
+  }
+}
diff --git a/src/views/chat/components/ChatHeader/Index.vue b/src/views/chat/components/ChatHeader/Index.vue
index ab697ca8b..6b33c3efc 100644
--- a/src/views/chat/components/ChatHeader/Index.vue
+++ b/src/views/chat/components/ChatHeader/Index.vue
@@ -1,7 +1,7 @@
 <template>
   <view
     class="flex items-center w-full border-b-1 border-b-gray border-b-solid"
-    style="height: 60px"
+    style="height: 60px; min-height: 60px"
   >
     <label class="text-black text-size-xl font-medium mx-4">{{
       chatStore.currentSession?.name
diff --git a/src/views/chat/components/ChatMessage/Index.vue b/src/views/chat/components/ChatMessage/Index.vue
index 9fbbffdef..c528fdbde 100644
--- a/src/views/chat/components/ChatMessage/Index.vue
+++ b/src/views/chat/components/ChatMessage/Index.vue
@@ -1,19 +1,27 @@
 <template>
   <view
-    class="flex flex-col items-start w-full border-b-1 border-b-gray border-b-solid flex-1 border-b-1 border-b-gray border-b-solid py-2"
+    class="flex flex-col items-start w-full border-b-1 border-b-gray border-b-solid flex-1 border-b-1 border-b-gray border-b-solid py-2 overflow-scroll"
   >
     <template v-for="item in chatStore.currentSession?.msgList">
-      <TextMessage v-if="item.messageType === MessageType.TEXT" :key="item.id" :message="item" />
-      <ImageMessage v-if="item.messageType === MessageType.IMAGE" :key="item.id" :message="item" />
+      <TextMsg
+        v-if="item.contentType === ContentType.TEXT"
+        :key="item.clientMessageId"
+        :message="item"
+      />
+      <ImageMsg
+        v-if="item.contentType === ContentType.IMAGE"
+        :key="item.clientMessageId"
+        :message="item"
+      />
     </template>
   </view>
 </template>
 
 <script lang="ts" setup>
 import { useChatStore } from '../../store/chatstore'
-import TextMessage from '@/views/chat/components/Message/TextMessage.vue'
-import ImageMessage from '@/views/chat/components/Message/ImageMessage.vue'
-import { MessageType } from '../../types/index.d.ts'
+import TextMsg from '@/views/chat/components/Message/TextMsg.vue'
+import ImageMsg from '@/views/chat/components/Message/ImageMsg.vue'
+import { ContentType } from '../../types/index.d.ts'
 
 defineOptions({ name: 'ChatMessage' })
 
diff --git a/src/views/chat/components/InputSection/Index.vue b/src/views/chat/components/InputSection/Index.vue
index 441f99168..1c7813f35 100644
--- a/src/views/chat/components/InputSection/Index.vue
+++ b/src/views/chat/components/InputSection/Index.vue
@@ -1,7 +1,7 @@
 <template>
   <view
     class="flex flex-col items-center w-full border-b-1 border-b-gray border-b-solid"
-    style="height: 248px"
+    style="height: 248px; min-height: 248px"
   >
     <view class="flex p-2 w-full" style="height: 20px">
       <Icon icon="ep:apple" color="var(--top-header-text-color)" class="custom-hover" />
@@ -23,12 +23,13 @@
 
 <script lang="ts" setup>
 import TextMessage from '../../model/TextMessage'
-import { useChatStore } from '../../store/chatstore'
-import { SendStatus, MessageRole, MessageType } from '../../types/index.d.ts'
+import { useChatStoreWithOut } from '../../store/chatstore'
+import { CONVERSATION_TYPE } from '../../types/index.d.ts'
+import { SendStatus, MessageRole, ContentType } from '../../types/index.d.ts'
 
 defineOptions({ name: 'InputSection' })
 
-const chatStore = useChatStore()
+const chatStore = useChatStoreWithOut()
 const onEnter = () => {
   console.log('enter pressed')
   const msg = createTextMessage(chatStore.inputText)
@@ -38,19 +39,19 @@ const onEnter = () => {
 
 const createTextMessage = (content: string): TextMessage => {
   console.log('====>>>>', content)
-  const _localId = `${new Date().getTime()}`
   // 部分信息从account信息里面获取
   const msg = new TextMessage(
-    _localId,
-    'https://img0.baidu.com/it/u=1121635512,1294972039&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=889',
-    'Dylan May',
+    '',
+    '',
+    '',
     new Date().getTime(),
     false,
     content,
     MessageRole.SELF,
-    SendStatus.SUCCESS,
-    MessageType.TEXT,
-    chatStore.currentSession?.id || ''
+    SendStatus.SENDING,
+    chatStore.currentSession?.id || '',
+    chatStore.currentSession?.targetId,
+    chatStore.currentSession?.type || CONVERSATION_TYPE.SINGLE
   )
 
   return msg
diff --git a/src/views/chat/components/Message/BaseMessage.vue b/src/views/chat/components/Message/BaseMsg.vue
similarity index 62%
rename from src/views/chat/components/Message/BaseMessage.vue
rename to src/views/chat/components/Message/BaseMsg.vue
index 505222ec7..686d173a6 100644
--- a/src/views/chat/components/Message/BaseMessage.vue
+++ b/src/views/chat/components/Message/BaseMsg.vue
@@ -6,14 +6,20 @@
     <el-avatar shape="square" size="default" class="mx-2" :src="props.message.avatar" />
     <view class="flex flex-col">
       <label class="text-xs text-gray-4 mb-1">{{ props.message.nickname }}</label>
-      <slot name="content"></slot>
+      <view class="flex items-center">
+        <el-icon v-if="props.message.sendStatus === SendStatus.SENDING" class="is-loading"
+          ><Loading
+        /></el-icon>
+        <slot name="content"></slot>
+      </view>
     </view>
   </view>
 </template>
 
 <script lang="ts" setup>
 import { PropType } from 'vue'
-import { MessageModelType, MessageRole } from '../../types/index.d.ts'
+import { Loading } from '@element-plus/icons-vue'
+import { MessageModelType, MessageRole, SendStatus } from '../../types/index.d.ts'
 
 defineOptions({ name: 'BaseMessage' })
 
diff --git a/src/views/chat/components/Message/ImageMessage.vue b/src/views/chat/components/Message/ImageMsg.vue
similarity index 91%
rename from src/views/chat/components/Message/ImageMessage.vue
rename to src/views/chat/components/Message/ImageMsg.vue
index 49418840b..1219629eb 100644
--- a/src/views/chat/components/Message/ImageMessage.vue
+++ b/src/views/chat/components/Message/ImageMsg.vue
@@ -13,7 +13,7 @@ import { PropType } from 'vue'
 import { useChatStore } from '../../store/chatstore'
 import { onMounted } from 'vue'
 import { MessageModelType } from '../../types'
-import BaseMesageLayout from '../Message/BaseMessage.vue'
+import BaseMesageLayout from './BaseMsg.vue'
 
 defineOptions({ name: 'ImageMessage' })
 
diff --git a/src/views/chat/components/Message/TextMessage.vue b/src/views/chat/components/Message/TextMsg.vue
similarity index 58%
rename from src/views/chat/components/Message/TextMessage.vue
rename to src/views/chat/components/Message/TextMsg.vue
index ca621df73..dd73998d1 100644
--- a/src/views/chat/components/Message/TextMessage.vue
+++ b/src/views/chat/components/Message/TextMsg.vue
@@ -10,18 +10,15 @@
 
 <script lang="ts" setup>
 import { PropType } from 'vue'
-import { useChatStore } from '../../store/chatstore'
-import BaseMesageLayout from '../Message/BaseMessage.vue'
-import { MessageModelType } from '../../types/index'
+import BaseMesageLayout from './BaseMsg.vue'
+import TextMessage from '../../model/TextMessage'
 
 defineOptions({ name: 'TextMessage' })
 
 const props = defineProps({
   message: {
-    type: Object as PropType<MessageModelType>,
+    type: Object as PropType<TextMessage>,
     default: () => {}
   }
 })
-
-const { sessionList, setCurrentConversation, setCurrentSessionIndex } = useChatStore()
 </script>
diff --git a/src/views/chat/components/Session/Index.vue b/src/views/chat/components/Session/Index.vue
index 11ea8c7fe..a07489852 100644
--- a/src/views/chat/components/Session/Index.vue
+++ b/src/views/chat/components/Session/Index.vue
@@ -2,7 +2,7 @@
   <view class="flex flex-col items-center h-full py-2 b-1 b-gray b-solid" style="width: 248px">
     <view class="flex flex-col w-full">
       <SessionItem
-        v-for="(item, index) in sessionList"
+        v-for="(item, index) in chatStore.sessionList"
         :key="item.id"
         :index="index"
         :conversation="item"
@@ -14,16 +14,20 @@
 
 <script lang="ts" setup>
 import SessionItem from '../SessionItem/Index.vue'
-import { useChatStore } from '../../store/chatstore'
+import { useChatStoreWithOut } from '../../store/chatstore'
 import { onMounted } from 'vue'
 
 defineOptions({ name: 'Session' })
 
-const { sessionList, setCurrentConversation, setCurrentSessionIndex } = useChatStore()
+const chatStore = useChatStoreWithOut()
+const { setCurrentConversation, setCurrentSessionIndex, getSession } = useChatStoreWithOut()
 
 onMounted(() => {
+  getSession()
   // set default conversation
-  setCurrentConversation()
+  nextTick(() => {
+    setCurrentConversation()
+  })
 })
 
 const onSessionItemClick = (index: number) => {
diff --git a/src/views/chat/components/SessionItem/Index.vue b/src/views/chat/components/SessionItem/Index.vue
index 34fdbd33c..029bb3899 100644
--- a/src/views/chat/components/SessionItem/Index.vue
+++ b/src/views/chat/components/SessionItem/Index.vue
@@ -1,19 +1,23 @@
 <template>
   <view class="flex py-2 border-b-gray-3 border-b-solid items-center px-2" :class="bgColor()">
-    <el-avatar shape="square" size="default" class="mr-2" />
-    <view class="flex flex-col flex-1">
+    <el-avatar shape="square" size="default" class="mr-2">
+      {{ props.conversation.name || '' }}
+    </el-avatar>
+    <view class="flex flex-col flex-1 tems-end h-full">
       <label
         class="text-black-c text-size-sm font-medium text-ellipsis text-nowrap"
-        :class="fontColor()"
+        :class="namefontColor()"
         >{{ props.conversation.name }}</label
       >
-      <label class="text-gray-f text-size-sm text-ellipsis text-nowrap mr-1" :class="fontColor()">{{
-        props.conversation.description
-      }}</label>
+      <label
+        class="text-gray-f text-size-sm text-ellipsis text-nowrap mr-1"
+        :class="timefontColor()"
+        >{{ props.conversation.description }}</label
+      >
     </view>
-    <view class="flex items-end h-full">
-      <label class="text-gray-f text-size-sm text-nowrap" :class="fontColor()">{{
-        formatPast(new Date(props.conversation.updateTime))
+    <view class="flex items-end h-full flex-col">
+      <label class="text-gray-f text-size-xs text-nowrap" :class="timefontColor()">{{
+        formatPast(new Date(props.conversation.updateTime), 'YYYY-MM-DD')
       }}</label>
     </view>
   </view>
@@ -41,7 +45,20 @@ const bgColor = () => {
   return props.index === chatStore.currentSessionIndex ? 'bg-blue' : 'bg-white'
 }
 
-const fontColor = () => {
-  return props.index === chatStore.currentSessionIndex ? 'text-white' : 'text-gray-f'
+const namefontColor = () => {
+  return props.index === chatStore.currentSessionIndex ? 'text-white' : 'nameColor'
+}
+const timefontColor = () => {
+  return props.index === chatStore.currentSessionIndex ? 'text-white' : 'timeColor'
 }
 </script>
+
+<style lang="scss" scoped>
+.timeColor {
+  color: #999;
+}
+
+.nameColor {
+  color: black;
+}
+</style>
diff --git a/src/views/chat/model/BaseConversation.ts b/src/views/chat/model/BaseConversation.ts
index 56bc3de7f..25e496161 100644
--- a/src/views/chat/model/BaseConversation.ts
+++ b/src/views/chat/model/BaseConversation.ts
@@ -1,4 +1,4 @@
-import { MessageModelType } from '../types'
+import { ConversationType, MessageModelType } from '../types'
 
 export default class BaseConversation {
   public id: string
@@ -9,7 +9,8 @@ export default class BaseConversation {
   public updateTime: number
   public unreadCount: number
   public msgList: Array<MessageModelType>
-
+  public type: ConversationType
+  public targetId: number
   constructor(
     id: string,
     avatar: string,
@@ -18,7 +19,9 @@ export default class BaseConversation {
     createTime: number,
     updateTime: number,
     unreadCount: number,
-    msgList: Array<MessageModelType>
+    msgList: Array<MessageModelType>,
+    type: ConversationType,
+    targetId: number
   ) {
     this.id = id
     this.avatar = avatar
@@ -28,5 +31,7 @@ export default class BaseConversation {
     this.updateTime = updateTime
     this.unreadCount = unreadCount
     this.msgList = msgList
+    this.type = type
+    this.targetId = targetId
   }
 }
diff --git a/src/views/chat/model/BaseMessage.ts b/src/views/chat/model/BaseMessage.ts
index 939d9d4ba..0d37b155f 100644
--- a/src/views/chat/model/BaseMessage.ts
+++ b/src/views/chat/model/BaseMessage.ts
@@ -1,16 +1,18 @@
-import { MessageRole, MessageType, SendStatus } from '../types'
+import { MessageRole, ContentType, SendStatus } from '../types'
 
 export default class BaseMessage {
-  id: string
-  avatar: string
-  nickname: string
+  id?: string
+  avatar?: string
+  nickname?: string
   createTime: number
   isRead: boolean
   role: MessageRole
   sendStatus: SendStatus
-  messageType: MessageType
+  contentType: ContentType
   conversationId: string
-
+  clientMessageId: string
+  receiverId: number
+  conversationType: number
   constructor(
     id: string,
     avatar: string,
@@ -19,8 +21,10 @@ export default class BaseMessage {
     isRead: boolean,
     role: MessageRole,
     sendStauts: SendStatus,
-    messageType: MessageType,
-    conversationId: string
+    contentType: ContentType,
+    conversationId: string,
+    receiverId: number,
+    conversationType: number
   ) {
     this.id = id
     this.avatar = avatar
@@ -29,7 +33,21 @@ export default class BaseMessage {
     this.isRead = isRead
     this.role = role
     this.sendStatus = sendStauts
-    this.messageType = messageType
+    this.contentType = contentType
     this.conversationId = conversationId
+    this.receiverId = receiverId
+    this.clientMessageId = this.generateClientMessageId()
+    this.conversationType = conversationType
+  }
+
+  private generateClientMessageId() {
+    const timestamp = Date.now().toString() // 获取当前时间戳
+    const randomPart = 'xxxx-xxxx-4xxx-yxxx-xxxx'.replace(/[xy]/g, function (c) {
+      const r = (Math.random() * 16) | 0,
+        v = c === 'x' ? r : (r & 0x3) | 0x8
+      return v.toString(16)
+    })
+
+    return `${timestamp}-${randomPart}`
   }
 }
diff --git a/src/views/chat/model/BaseResponse.ts b/src/views/chat/model/BaseResponse.ts
new file mode 100644
index 000000000..e49592653
--- /dev/null
+++ b/src/views/chat/model/BaseResponse.ts
@@ -0,0 +1,5 @@
+export interface BaseResponse<T> {
+  code: number // 0表示成功其他表示失败
+  message: string // 返回的信息，可以是成功或错误信息
+  data: T // 泛型数据，成功时返回数据，失败时为 null
+}
diff --git a/src/views/chat/model/ChatConversation.ts b/src/views/chat/model/ChatConversation.ts
index 3e10a3aaf..b4c877df0 100644
--- a/src/views/chat/model/ChatConversation.ts
+++ b/src/views/chat/model/ChatConversation.ts
@@ -10,8 +10,21 @@ export class ChatConversation extends BaseConversation {
     createTime: number,
     updateTime: number,
     unreadCount: number,
-    msgList: Array<BaseMessage>
+    msgList: Array<BaseMessage>,
+    type: number,
+    targetId: number
   ) {
-    super(id, avatar, name, descrition, createTime, updateTime, unreadCount, msgList)
+    super(
+      id,
+      avatar,
+      name,
+      descrition,
+      createTime,
+      updateTime,
+      unreadCount,
+      msgList,
+      type,
+      targetId
+    )
   }
 }
diff --git a/src/views/chat/model/ImageMessage.ts b/src/views/chat/model/ImageMessage.ts
index 5ff075471..513742e0f 100644
--- a/src/views/chat/model/ImageMessage.ts
+++ b/src/views/chat/model/ImageMessage.ts
@@ -1,4 +1,4 @@
-import { MessageRole, MessageType, SendStatus } from '../types'
+import { MessageRole, ContentType, SendStatus } from '@/views/chat/types/index.d.ts'
 import BaseMessage from './BaseMessage'
 
 export default class ImageMessage extends BaseMessage {
@@ -13,10 +13,23 @@ export default class ImageMessage extends BaseMessage {
     content: string,
     role: MessageRole,
     sendStatus: SendStatus,
-    messageType: MessageType,
-    conversationId: string
+    conversationId: string,
+    receiverId: number,
+    conversationType: number
   ) {
-    super(id, avatar, nickname, createTime, isRead, role, sendStatus, messageType, conversationId)
+    super(
+      id,
+      avatar,
+      nickname,
+      createTime,
+      isRead,
+      role,
+      sendStatus,
+      ContentType.IMAGE,
+      conversationId,
+      receiverId,
+      conversationType
+    )
     this.content = content
   }
 }
diff --git a/src/views/chat/model/TextMessage.ts b/src/views/chat/model/TextMessage.ts
index a0ac80867..b59a6cf1e 100644
--- a/src/views/chat/model/TextMessage.ts
+++ b/src/views/chat/model/TextMessage.ts
@@ -1,4 +1,4 @@
-import { MessageRole, MessageType, SendStatus } from '../types'
+import { MessageRole, ContentType, SendStatus } from '@/views/chat/types/index.d.ts'
 import BaseMessage from './BaseMessage'
 
 export default class TextMessage extends BaseMessage {
@@ -13,10 +13,23 @@ export default class TextMessage extends BaseMessage {
     content: string,
     role: MessageRole,
     sendStatus: SendStatus,
-    messageType: MessageType,
-    conversationId: string
+    conversationId: string,
+    receiverId: number,
+    conversationType: number
   ) {
-    super(id, avatar, nickname, createTime, isRead, role, sendStatus, messageType, conversationId)
+    super(
+      id,
+      avatar,
+      nickname,
+      createTime,
+      isRead,
+      role,
+      sendStatus,
+      ContentType.TEXT,
+      conversationId,
+      receiverId,
+      conversationType
+    )
     this.content = content
   }
 }
diff --git a/src/views/chat/store/chatstore.ts b/src/views/chat/store/chatstore.ts
index e4969f05a..4df3035ca 100644
--- a/src/views/chat/store/chatstore.ts
+++ b/src/views/chat/store/chatstore.ts
@@ -1,7 +1,11 @@
+import { store } from '@/store/index'
 import { defineStore } from 'pinia'
 import BaseConversation from '../model/BaseConversation'
 import BaseMessage from '../model/BaseMessage'
-import { ConversationModelType, MessageRole, MessageType, SendStatus } from '../types/index.d.ts'
+import { ConversationModelType, MessageRole, ContentType, SendStatus } from '../types/index.d.ts'
+import SessionApi from '../api/sessionApi'
+import MessageApi, { SendMsg } from '../api/messageApi'
+import { useUserStoreWithOut } from '@/store/modules/user'
 
 interface ChatStoreModel {
   sessionList: Array<ConversationModelType>
@@ -12,71 +16,7 @@ interface ChatStoreModel {
 
 export const useChatStore = defineStore('chatStore', {
   state: (): ChatStoreModel => ({
-    sessionList: [
-      {
-        id: '11111',
-        name: '张三',
-        avatar:
-          'https://img.zcool.cn/community/019fb65925bc32a801216a3ef77f7b.png@1280w_1l_2o_100sh.png',
-        description: 'sss',
-        createTime: 1693970987760,
-        updateTime: 1693970987760,
-        unreadCount: 1,
-        msgList: [
-          {
-            avatar:
-              'https://img0.baidu.com/it/u=1121635512,1294972039&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=889',
-            nickname: 'Dylan May',
-            id: '222221111',
-            isRead: false,
-            messageType: MessageType.TEXT,
-            sendStatus: SendStatus.SUCCESS,
-            role: MessageRole.SELF,
-            createTime: 1693970987760,
-            conversationId: '11111',
-            content: 'hello MUSK'
-          },
-          {
-            avatar:
-              'https://img0.baidu.com/it/u=4211304696,1059959254&fm=253&fmt=auto&app=120&f=JPEG?w=800&h=1174',
-            nickname: 'Elon Musk',
-            id: '2222222222',
-            isRead: false,
-            messageType: MessageType.TEXT,
-            sendStatus: SendStatus.SUCCESS,
-            role: MessageRole.OTHER,
-            createTime: 1693970987760,
-            conversationId: '11111',
-            content: 'hello DYLAN'
-          }
-        ]
-      },
-      {
-        id: '22222',
-        name: '搞笑的一家人',
-        avatar:
-          'https://img.zcool.cn/community/019fb65925bc32a801216a3ef77f7b.png@1280w_1l_2o_100sh.png',
-        description: '今天晚上吃啥',
-        createTime: 1693970987760,
-        updateTime: 1693970987760,
-        unreadCount: 1,
-        msgList: [
-          {
-            avatar:
-              'https://img.zcool.cn/community/019fb65925bc32a801216a3ef77f7b.png@1280w_1l_2o_100sh.png',
-            nickname: '小艳',
-            id: '22222',
-            isRead: false,
-            messageType: MessageType.TEXT,
-            sendStatus: SendStatus.SUCCESS,
-            role: MessageRole.OTHER,
-            createTime: 1693970987760,
-            conversationId: '22222',
-            content: 'what your name'
-          }
-        ]
-      }
-    ],
+    sessionList: reactive<Array<ConversationModelType>>([]),
     currentSession: null,
     currentSessionIndex: 0,
     inputText: ''
@@ -103,6 +43,7 @@ export const useChatStore = defineStore('chatStore', {
 
     setCurrentConversation() {
       this.currentSession = this.sessionList[this.currentSessionIndex]
+      this.fetchSessionMsg()
     },
 
     setCurrentSessionIndex(index: number) {
@@ -113,8 +54,32 @@ export const useChatStore = defineStore('chatStore', {
       this.inputText = content
     },
 
-    addMessageToCurrentSession<T extends BaseMessage>(message: T): void {
+    async addMessageToCurrentSession<T extends BaseMessage>(message: T): Promise<void> {
       this.currentSession?.msgList.push(message)
+
+      try {
+        const res = await MessageApi.send(message as unknown as SendMsg)
+        console.log(res)
+        if (res.id) {
+          // 更新发送状态
+          const updateMsg = {
+            ...message,
+            id: res.id,
+            sendTime: res.sendTime,
+            sendStatus: SendStatus.SUCCESS
+          }
+
+          this.updateMsgToCurrentSession(updateMsg)
+        }
+      } catch (error) {
+        console.log(error)
+        const updateMsg = {
+          ...message,
+          sendStatus: SendStatus.SUCCESS
+        }
+
+        this.updateMsgToCurrentSession(updateMsg)
+      }
     },
 
     addMessageToSesstion<T extends BaseMessage>(message: T): void {
@@ -130,6 +95,71 @@ export const useChatStore = defineStore('chatStore', {
 
       // replace the old Conversation
       this.sessionList.splice(conversationIndex, 1, msgConversation)
+    },
+
+    /**
+     * 更新消息到当前会话
+     * @param updatedMsg
+     */
+    updateMsgToCurrentSession<T extends BaseMessage>(updatedMsg: T): void {
+      if (this.currentSession) {
+        this.currentSession.msgList = this.currentSession?.msgList.map((item) => {
+          if (item.clientMessageId === updatedMsg.clientMessageId) {
+            return updatedMsg
+          } else {
+            return item
+          }
+        })
+      }
+    },
+
+    async getSession() {
+      try {
+        const res = await SessionApi.getSessionList()
+        this.sessionList = res.map((item) => ({
+          ...item,
+          updateTime: item.lastReadTime,
+          name: item.targetId,
+          targetId: item.targetId,
+          msgList: []
+        }))
+      } catch (error) {
+        return error
+      }
+    },
+
+    async fetchSessionMsg() {
+      if (!this.currentSession) {
+        return
+      }
+
+      const receiverId = this.currentSession.targetId
+      const type = this.currentSession.type
+
+      try {
+        const res = await MessageApi.getSessionMsg({
+          receiverId: receiverId,
+          conversationType: type,
+          sendTime: new Date()
+        })
+
+        const userStore = useUserStoreWithOut()
+
+        this.currentSession.msgList = res.map((item) => {
+          return {
+            ...item,
+            role: item.senderId === userStore.user.id ? MessageRole.SELF : MessageRole.OTHER,
+            nickname: item.senderNickname,
+            avatar: item.senderAvatar
+          }
+        })
+      } catch (error) {
+        return error
+      }
     }
   }
 })
+
+export const useChatStoreWithOut = () => {
+  return useChatStore(store)
+}
diff --git a/src/views/chat/types/index.d.ts b/src/views/chat/types/index.d.ts
index ab8b15076..7f44286fa 100644
--- a/src/views/chat/types/index.d.ts
+++ b/src/views/chat/types/index.d.ts
@@ -16,11 +16,11 @@ export enum SendStatus {
   SUCCESS = 3
 }
 
-export enum MessageType {
-  TEXT = 1,
-  IMAGE = 2,
-  AUDIO = 3,
-  SYSTEM = 4
+export enum ContentType {
+  TEXT = 101,
+  IMAGE = 102,
+  AUDIO = 103,
+  SYSTEM = 1400
 }
 
 export const enum MENU_LIST_ENUM {
@@ -28,5 +28,12 @@ export const enum MENU_LIST_ENUM {
   FRIENDS = 2
 }
 
+export const enum CONVERSATION_TYPE {
+  SINGLE = 1,
+  GROUP = 3,
+  NOTIFICATION = 4
+}
+
 export type MessageModelType = BaseMessage | TextMessage | ImageMessage
 export type ConversationModelType = BaseConversation | ChatConversation
+export type ConversationType = CONVERSATION_TYPE