feat(chat): 实现聊天界面功能增强

- 添加继续命令到离线命令列表
- 将聊天Activity重构为列表布局支持多条消息显示
- 集成Markwon库实现Markdown格式内容渲染
- 实现聊天消息数据模型和列表适配器
- 添加滚动到最新消息功能
- 实现循环问题轮询机制支持连续对话
- 优化SSE流处理和异常处理逻辑
- 更新应用基础URL配置
- 移除旧的单消息布局改为RecyclerView列表布局
- 添加聊天项点击触发新问题功能
这个提交包含在:
徐勤民 2026-04-16 16:01:03 +08:00
父节点 e73d7bd15e
当前提交 4e9f609c5b
共有 6 个文件被更改,包括 110 次插入66 次删除

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@ -13,8 +13,8 @@ import com.xuqm.base.di.manager.HttpManager;
*/
public class MyApplication extends App {
public static String baseUrl = "http://192.168.6.20";
// public static String baseUrl = "http://22fs132201.imwork.net";
// public static String baseUrl = "http://192.168.6.20";
public static String baseUrl = "http://22fs132201.imwork.net";
@Override
public void onCreate() {

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@ -15,6 +15,7 @@ object OfflineCmdServiceHelper {
// 所有页面通用关键词(常量,只分配一次)
private val COMMON_CMDS = listOf(
OfflineCmdBean("继续", "ji xu"),
OfflineCmdBean("退出", "tui chu"),
OfflineCmdBean("返回", "fan hui")
)

查看文件

@ -1,47 +1,56 @@
package com.nova.brain.glass.ui
import android.widget.TextView
import androidx.lifecycle.ViewModelProvider
import com.nova.brain.glass.R
import com.nova.brain.glass.databinding.ActivityChatBinding
import com.nova.brain.glass.helper.OfflineCmdListener
import com.nova.brain.glass.helper.OfflineCmdServiceHelper
import com.nova.brain.glass.model.ChatItem
import com.nova.brain.glass.viewmodel.ChatVM
import com.nova.brain.glass.viewmodel.WelcomeVM
import com.xuqm.base.adapter.CommonPagedAdapter
import com.xuqm.base.adapter.ViewHolder
import com.xuqm.base.ui.BaseActivity
import com.xuqm.base.ui.BaseListFormLayoutNormalActivity
import io.noties.markwon.Markwon
class ChatActivity : BaseActivity<ActivityChatBinding>() {
class ChatActivity : BaseListFormLayoutNormalActivity<ChatItem, ChatVM, ActivityChatBinding>() {
override fun getLayoutId(): Int = R.layout.activity_chat
override fun fullscreen(): Boolean = true
private val markwon: Markwon by lazy { Markwon.create(this) }
private val listener = object : OfflineCmdListener {
override fun onOfflineCmd(cmd: String) {
runOnUiThread {
when (cmd) {
"退出", "返回", "退回" -> {
finish()
"退出", "返回", "退回" -> finish()
"继续" -> viewModel.demoPostSse()
}
}
}
}
}
private lateinit var markwon: Markwon
private lateinit var vm: ChatVM
override fun initData() {
super.initData()
vm = ViewModelProvider(this)[ChatVM::class.java]
markwon = Markwon.create(this)
binding.title.text = "我的代办任务有哪些?"
vm.result.observe( this){
binding.content.text = it
viewModel.result.observe(this) {
val lastIndex = (recyclerView.adapter?.itemCount ?: 1) - 1
if (lastIndex >= 0) recyclerView.scrollToPosition(lastIndex)
}
vm.demoPostSse()
viewModel.demoPostSse()
}
override fun adapter() = object : CommonPagedAdapter<ChatItem>(R.layout.item_chat) {
override fun convert(holder: ViewHolder, item: ChatItem, position: Int) {
val chatItems = viewModel.chatItems
val liveItem = if (position < chatItems.size) chatItems[position] else item
holder.setText(R.id.title, liveItem.title)
val tv = holder.getView<TextView>(R.id.content)
markwon.setMarkdown(tv, liveItem.content)
holder.setClickListener(R.id.root, {
viewModel.demoPostSse()
})
}
}
override fun onResume() {
@ -53,14 +62,4 @@ class ChatActivity : BaseActivity<ActivityChatBinding>() {
super.onPause()
OfflineCmdServiceHelper.removeOnLineListener(listener)
}
// private val adapter = object : CommonPagedAdapter<ChatItem>(R.layout.item_chat) {
// override fun convert(holder: ViewHolder, item: ChatItem, position: Int) {
// holder.setText(R.id.title, item.title)
//
// val tv = holder.getView<TextView>(R.id.content)
// markwon.setMarkdown(tv, item.content);
// }
// }
}

查看文件

@ -1,6 +1,7 @@
package com.nova.brain.glass.viewmodel
import androidx.lifecycle.MutableLiveData
import com.nova.brain.glass.model.ChatItem
import com.nova.brain.glass.model.ChatModel
import com.nova.brain.glass.model.ChatModel1
import com.nova.brain.glass.model.ChatModel2
@ -8,45 +9,97 @@ import com.nova.brain.glass.model.data.ChatData
import com.nova.brain.glass.repository.Service
import com.xuqm.base.common.GsonImplHelp
import com.xuqm.base.di.manager.HttpManager
import com.xuqm.sdhbwfu.core.viewModel.BaseViewModel
import com.xuqm.base.viewmodel.BaseListViewModel
import com.xuqm.base.viewmodel.callback.Response
import android.os.Handler
import android.os.Looper
import io.reactivex.disposables.Disposable
import io.reactivex.schedulers.Schedulers
class ChatVM : BaseViewModel() {
class ChatVM : BaseListViewModel<ChatItem>() {
val result = MutableLiveData<String>()
private var t = "string"
val chatItems: MutableList<ChatItem> = mutableListOf()
private var currentTask: Disposable? = null
private val questions = listOf(
"我的代办任务有哪些?",
"今天天气情况如何?",
"当前设备状态如何?",
"今日巡检计划是什么?",
"有哪些待处理的告警?",
"最近的维修记录有哪些?",
"当前区域的安全评分是多少?",
"有哪些设备需要维护?",
"今天有哪些会议安排?",
"当前库存状态如何?"
)
private var questionIndex = 0
private var dataSourceReady = false
private val mainHandler = Handler(Looper.getMainLooper())
override fun loadData(page: Int, onResponse: Response<ChatItem>) {
dataSourceReady = true
if (page == 0) {
onResponse.onResponse(ArrayList(chatItems))
} else {
onResponse.onResponse(ArrayList())
}
}
fun demoPostSse() {
t = ""
HttpManager.getApi(Service::class.java).chat(ChatData("我的代办任务有哪些?"))
currentTask?.dispose()
currentTask = null
val question = questions[questionIndex % questions.size]
questionIndex++
chatItems.add(ChatItem(question, ""))
if (dataSourceReady) invalidate()
currentTask = HttpManager.getApi(Service::class.java).chat(ChatData(question))
.subscribeOn(Schedulers.io())
.subscribe({ body ->
var sb = ""
var content = ""
var type = ""
body.charStream().buffered().use { reader ->
try {
var line: String?
while (reader.readLine().also { line = it } != null) {
val l = line!!
if (l.isNotEmpty()) {
if (l.trimStart().startsWith("<")) {
// HTML响应隧道断开,回退问题索引并在主线程重试
mainHandler.post {
questionIndex--
if (chatItems.isNotEmpty()) chatItems.removeAt(chatItems.size - 1)
demoPostSse()
}
return@use
}
val json = if (l.startsWith("data:")) l.removePrefix("data:").trim() else l
val model = GsonImplHelp.get().toObject(json, ChatModel::class.java)
if (model.type == null) {
result.postValue(model.msg ?: json)
return@use
}
if (t != model.type) {
sb = ""
if (type != model.type) {
content = ""
}
t = model.type
type = model.type
if (model.type == "string") {
val model1 =
GsonImplHelp.get().toObject(json, ChatModel1::class.java)
sb+=model1.data
val model1 = GsonImplHelp.get().toObject(json, ChatModel1::class.java)
content += model1.data
} else {
val model2 =
GsonImplHelp.get().toObject(json, ChatModel2::class.java)
sb+=model2.data.content
val model2 = GsonImplHelp.get().toObject(json, ChatModel2::class.java)
content += model2.data.content
}
result.postValue(sb)
val lastIndex = chatItems.size - 1
if (lastIndex >= 0) {
chatItems[lastIndex] = chatItems[lastIndex].copy(content = content)
notifyItem(lastIndex)
}
result.postValue(content)
}
}
} catch (e: Exception) {
@ -55,6 +108,7 @@ class ChatVM : BaseViewModel() {
}
}, { e ->
result.postValue("AI反馈异常: ${e.message}")
}).adds()
})
currentTask?.also { add(it) }
}
}

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@ -1,26 +1,15 @@
<?xml version="1.0" encoding="utf-8"?>
<layout>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingHorizontal="29dp"
android:background="@color/app_color_black"
android:paddingVertical="10dp"
android:orientation="vertical">
android:background="@color/app_color_black">
<TextView
android:id="@+id/title"
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/baseRecyclerView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textColor="#2EB242"
android:textSize="10sp" />
android:layout_height="match_parent"
android:overScrollMode="never" />
<TextView
android:id="@+id/content"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:textColor="#ff40FF5E"
android:textSize="14sp" />
</LinearLayout>
</FrameLayout>
</layout>

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@ -3,6 +3,7 @@
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="30dp"
android:id="@+id/root"
android:paddingHorizontal="29dp"
android:paddingVertical="10dp"
android:orientation="vertical">