cloudroam
2025-04-01 661a264fef5d1a23ba850c9f65ac79c0127b3d1d
fix : 样式
已修改12个文件
已重命名1个文件
383 ■■■■■ 文件已修改
app/src/main/java/com/example/firstapp/MainActivity.kt 182 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/activity/ContentDetailActivity.kt 14 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/activity/VipActivity.kt 4 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/database/dao/CodeDao.kt 10 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/database/repository/CodeRepository.kt 3 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/database/response/ContentResponse.kt 11 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/database/service/ApiService.kt 6 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/ui/home/HomeFragment.kt 114 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/ui/home/HomeViewModel.kt 20 ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/ui/notifications/NotificationsFragment.kt 8 ●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/utils/PreferencesManager.kt 9 ●●●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/res/drawable/up_back.jpg 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/res/layout/fragment_home.xml 2 ●●● 补丁 | 查看 | 原始文档 | blame | 历史
app/src/main/java/com/example/firstapp/MainActivity.kt
@@ -256,112 +256,118 @@
                    // 使用协程处理API调用和数据库操作
                    CoroutineScope(Dispatchers.IO).launch {
                        try {
                            // API调用移到synchronized块外
                            val response = RetrofitModelClient.modelService.processSms(mapOf("content" to messageBody))
                            
                            // 数据库操作放在synchronized块内
                            synchronized(syncLock) {
                                if (response.status == "success") {
                                    when (response.data.category) {
                                        "快递" -> {
                                            val existingCode = Core.code.queryByTypeAndCodeAndDate(
                                                response.data.category,
                                                response.data.details.pickupCode ?: "",
                                                dateString
                                            )
                                            if (existingCode == null) {
                                                val code = Code(
                                                    id = 0,
                                                    category = response.data.category,
                                                    categoryId = 1,
                                                    typeId = 1,
                                                    ruleId = 1,
                                                    msgId = msgId,
                                                    createTime = dateString,
                                                    oneLevel = response.data.details.post ?: "",
                                                    secondLevel = response.data.details.company ?: "",
                                                    code = response.data.details.pickupCode ?: "",
                                                    pickup = 0,
                                                    pickupTime = "",
                                                    overTime = "",
                                                    address = response.data.details.address ?: "",
                                                    remarks = response.data.details.time ?: "",
                                            val pickupCode = response.data.details.pickupCode ?: ""
                                            if (pickupCode.isNotEmpty()) {
                                                val existingCode = Core.code.queryByTypeAndCodeAndDate(
                                                    response.data.category,
                                                    pickupCode,
                                                    dateString
                                                )
                                                if(code.oneLevel!=""  && code.secondLevel!="" && code.code!="") {
                                                    Core.code.insert(code)
                                                if (existingCode == null) {
                                                    val code = Code(
                                                        id = 0,
                                                        category = response.data.category,
                                                        categoryId = 1,
                                                        typeId = 1,
                                                        ruleId = 1,
                                                        msgId = msgId,
                                                        createTime = dateString,
                                                        oneLevel = response.data.details.post ?: "",
                                                        secondLevel = response.data.details.company ?: "",
                                                        code = pickupCode,
                                                        pickup = 0,
                                                        pickupTime = "",
                                                        overTime = "",
                                                        address = response.data.details.address ?: "",
                                                        remarks = response.data.details.time ?: "",
                                                    )
                                                    if(code.oneLevel.isNotEmpty() && code.secondLevel.isNotEmpty() && code.code.isNotEmpty()) {
                                                        Core.code.insert(code)
                                                        android.util.Log.d("MainActivity", "历史快递短信已保存: $pickupCode")
                                                    }
                                                } else {
                                                    android.util.Log.d("MainActivity", "发现重复快递短信,跳过保存: $pickupCode")
                                                }
                                                android.util.Log.d("MainActivity", "历史快递短信已保存: ${response.data.details.pickupCode}")
                                            } else {
                                                android.util.Log.d("MainActivity", "发现重复快递短信,跳过保存: ${response.data.details.pickupCode}")
                                            }
                                        }
                                        "还款" -> {
                                            val existingCode = Core.code.queryByTypeAndCodeAndDate(
                                                response.data.category,
                                                response.data.details.amount ?: "",
                                                dateString
                                            )
                                            if (existingCode == null) {
                                                val code = Code(
                                                    id = 0,
                                                    category = response.data.category,
                                                    categoryId = 2,
                                                    typeId = 1,
                                                    ruleId = 2,
                                                    msgId = msgId,
                                                    createTime = dateString,
                                                    oneLevel = response.data.details.type ?: "",
                                                    secondLevel = response.data.details.bank ?: "",
                                                    code = response.data.details.amount ?: "",
                                                    pickup = 0,
                                                    pickupTime = "",
                                                    overTime = response.data.details.date ?: "",
                                                    address = response.data.details.address ?: "",
                                                    remarks = "最小还款金额${response.data.details.min_amount}还款卡号${response.data.details.number}"
                                            val amount = response.data.details.amount ?: ""
                                            if (amount.isNotEmpty()) {
                                                val existingCode = Core.code.queryByTypeAndCodeAndDate(
                                                    response.data.category,
                                                    amount,
                                                    dateString
                                                )
                                                if(code.oneLevel!=""  && code.secondLevel!="" && code.code!="") {
                                                    Core.code.insert(code)
                                                if (existingCode == null) {
                                                    val code = Code(
                                                        id = 0,
                                                        category = response.data.category,
                                                        categoryId = 2,
                                                        typeId = 1,
                                                        ruleId = 2,
                                                        msgId = msgId,
                                                        createTime = dateString,
                                                        oneLevel = response.data.details.type ?: "",
                                                        secondLevel = response.data.details.bank ?: "",
                                                        code = amount,
                                                        pickup = 0,
                                                        pickupTime = "",
                                                        overTime = response.data.details.date ?: "",
                                                        address = response.data.details.address ?: "",
                                                        remarks = "最小还款金额${response.data.details.min_amount}还款卡号${response.data.details.number}"
                                                    )
                                                    if(code.oneLevel.isNotEmpty() && code.secondLevel.isNotEmpty() && code.code.isNotEmpty()) {
                                                        Core.code.insert(code)
                                                        android.util.Log.d("MainActivity", "历史还款短信已保存: $amount")
                                                    }
                                                } else {
                                                    android.util.Log.d("MainActivity", "发现重复还款短信,跳过保存: $amount")
                                                }
                                                android.util.Log.d("MainActivity", "历史还款短信已保存: ${response.data.details.amount}")
                                            } else {
                                                android.util.Log.d("MainActivity", "发现重复还款短信,跳过保存: ${response.data.details.amount}")
                                            }
                                        }
                                        "收入" -> {
                                            val existingCode = Core.code.queryByTypeAndCodeAndDate(
                                                response.data.category,
                                                response.data.details.amount ?: "",
                                                dateString
                                            )
                                            if (existingCode == null) {
                                                val code = Code(
                                                    id = 0,
                                                    category = response.data.category,
                                                    categoryId = 3, // 3-收入类型
                                                    typeId = 1,     //暂时没有根据type分类
                                                    ruleId = 2,     //1-还款类型
                                                    msgId = msgId,
                                                    createTime = dateString,
                                                    oneLevel = response.data.details.bank ?: "",
                                                    secondLevel = response.data.details.bank ?: "",
                                                    code = response.data.details.amount ?: "",
                                                    pickup = 0, // 0-未取件,1-已取件
                                                    pickupTime = "", // 取件时间为空
                                                    overTime = response.data.details.datetime
                                                        ?: "",  // 超时时间为空,暂时没有这块处理逻辑
                                                    address = response.data.details.address ?: "",
                                                    remarks = "余额" + response.data.details.balance ?: "",
                                            val amount = response.data.details.amount ?: ""
                                            if (amount.isNotEmpty()) {
                                                val existingCode = Core.code.queryByTypeAndCodeAndDate(
                                                    response.data.category,
                                                    amount,
                                                    dateString
                                                )
                                                if(code.oneLevel!=""  && code.secondLevel!="" && code.code!="") {
                                                    Core.code.insert(code)
                                                if (existingCode == null) {
                                                    val code = Code(
                                                        id = 0,
                                                        category = response.data.category,
                                                        categoryId = 3, // 3-收入类型
                                                        typeId = 1,     //暂时没有根据type分类
                                                        ruleId = 2,     //1-还款类型
                                                        msgId = msgId,
                                                        createTime = dateString,
                                                        oneLevel = response.data.details.bank ?: "",
                                                        secondLevel = response.data.details.bank ?: "",
                                                        code = amount,
                                                        pickup = 0, // 0-未取件,1-已取件
                                                        pickupTime = "", // 取件时间为空
                                                        overTime = response.data.details.datetime
                                                            ?: "",  // 超时时间为空,暂时没有这块处理逻辑
                                                        address = response.data.details.address ?: "",
                                                        remarks = "余额" + response.data.details.balance ?: "",
                                                    )
                                                    if(code.oneLevel.isNotEmpty() && code.secondLevel.isNotEmpty() && code.code.isNotEmpty()) {
                                                        Core.code.insert(code)
                                                        android.util.Log.d("MainActivity", "历史还款短信已保存: $amount")
                                                    }
                                                } else {
                                                    android.util.Log.d("MainActivity", "发现重复还款短信,跳过保存: $amount")
                                                }
                                                android.util.Log.d("MainActivity", "历史还款短信已保存: ${response.data.details.amount}")
                                            } else {
                                                android.util.Log.d("MainActivity", "发现重复还款短信,跳过保存: ${response.data.details.amount}")
                                            }
                                        }
                                    }
app/src/main/java/com/example/firstapp/activity/ContentDetailActivity.kt
@@ -14,7 +14,7 @@
    private lateinit var toolbar: androidx.appcompat.widget.Toolbar
    companion object {
        const val EXTRA_CONTENT_TYPE = "content_type"
        const val ID = "id"
        const val EXTRA_TITLE = "title"
    }
@@ -34,20 +34,20 @@
        toolbar.setNavigationOnClickListener { finish() }
        // 获取内容类型
        val contentType = intent.getStringExtra(EXTRA_CONTENT_TYPE)
        if (contentType != null) {
            loadContent(contentType)
        val id = intent.getStringExtra(ID)
        if (id != null) {
            loadContent(id)
        } else {
            Toast.makeText(this, "参数错误", Toast.LENGTH_SHORT).show()
            finish()
        }
    }
    private fun loadContent(type: String) {
    private fun loadContent(id: String) {
        lifecycleScope.launch {
            try {
                val response = RetrofitClient.apiService.getContentByType(type)
                if (response.code == 200 && response.data != null) {
                val response = RetrofitClient.apiService.getContentById(id)
                if (response.code == "0" && response.data != null) {
                    // 构建HTML内容
                    val htmlContent = """
                        <!DOCTYPE html>
app/src/main/java/com/example/firstapp/activity/VipActivity.kt
@@ -508,14 +508,14 @@
    private fun handleVipProtocolClick(){
        binding.protocolVip.setOnClickListener{
            startContentActivity("privacy_policy", "VIP会员服务协议")
            startContentActivity("VIP会员服务协议", "VIP会员服务协议")
        }
    }
    private fun startContentActivity(type: String, title: String) {
        val intent = Intent(this, ContentDetailActivity::class.java).apply {
            putExtra(ContentDetailActivity.EXTRA_CONTENT_TYPE, type)
            putExtra(ContentDetailActivity.ID, type)
            putExtra(ContentDetailActivity.EXTRA_TITLE, title)
        }
        startActivity(intent)
app/src/main/java/com/example/firstapp/database/dao/CodeDao.kt
@@ -55,8 +55,14 @@
    """)
    fun getByKeyword(keyword: String): List<Code>
    @Query("SELECT * FROM Code WHERE oneLevel = :content and code= :code and createTime = :dateString LIMIT 1")
    fun queryByTypeAndCodeAndDate(content: String, code: String, dateString: String): Code
    @Query("""
        SELECT * FROM Code
        WHERE category = :category
        AND code = :code
        AND substr(createTime, 1, 10) = substr(:dateString, 1, 10)
        LIMIT 1
    """)
    fun queryByTypeAndCodeAndDate(category: String, code: String, dateString: String): Code?
    @Query("update  Code set pickup = '1' ,  pickuptime = CURRENT_TIMESTAMP  where id=:id")
app/src/main/java/com/example/firstapp/database/repository/CodeRepository.kt
@@ -24,7 +24,8 @@
        return codeDao.getByKeyword(keyword)
    }
    fun queryByTypeAndCodeAndDate(content: String, code: String, dateString: String): Code {
    @WorkerThread
    fun queryByTypeAndCodeAndDate(content: String, code: String, dateString: String): Code? {
        return codeDao.queryByTypeAndCodeAndDate(content, code, dateString)
    }
app/src/main/java/com/example/firstapp/database/response/ContentResponse.kt
@@ -1,20 +1,13 @@
package com.example.firstapp.database.response
data class ContentResponse(
    val code: Int,
    val code: String,
    val msg: String,
    val data: ContentData?
)
data class ContentData(
    val id: Long,
    val type: String,
    val id: String,
    val title: String,
    val content: String,
    val version: String,
    val status: Int,
    val createTime: String,
    val updateTime: String,
    val creator: String?,
    val updater: String?
)
app/src/main/java/com/example/firstapp/database/service/ApiService.kt
@@ -37,8 +37,8 @@
    @GET("keywords")
    suspend fun getKeywords():ApiResponse<List<KeywordConfig>>  //异步挂起
    @GET("cloudContent/getByType")
    suspend fun getContentByType(@Query("type") type: String): ContentResponse
    @GET("api/config/content/list/view")
    suspend fun getContentById(@Query("id") id: String): ContentResponse
    @GET("sysDict/getByDictCodeAndItemText")
    suspend fun getDictValue(@Query("dictCode") dictCode: String, @Query("itemText") itemText: String): DictResponse
@@ -78,7 +78,7 @@
// 创建Retrofit实例(单例)
object RetrofitClient{
    private const val BASE_URL ="http://192.168.1.199:8080/flower/"
    private const val BASE_URL ="http://192.168.1.213:8080/flower/"
    // 创建OkHttpClient,配置拦截器和超时时间
    private val okHttpClient = OkHttpClient.Builder()
app/src/main/java/com/example/firstapp/ui/home/HomeFragment.kt
@@ -19,6 +19,7 @@
import com.example.firstapp.R
import com.example.firstapp.activity.ContentDetailActivity
import com.example.firstapp.activity.PickupActivity
import com.example.firstapp.activity.VipActivity
import com.example.firstapp.adapter.ExpressAdapter
import com.example.firstapp.adapter.FinanceAdapter
import com.example.firstapp.adapter.CategorySelectorAdapter
@@ -26,6 +27,7 @@
import com.example.firstapp.database.service.RetrofitClient
import com.example.firstapp.databinding.FragmentHomeBinding
import com.example.firstapp.databinding.DialogCategorySelectorBinding
import com.example.firstapp.model.CategoryConfig
import com.example.firstapp.model.IncomeGroup
import com.example.firstapp.model.IncomePackage
import com.example.firstapp.utils.PreferencesManager
@@ -62,12 +64,32 @@
        super.onViewCreated(view, savedInstanceState)
        homeViewModel = ViewModelProvider(this).get(HomeViewModel::class.java)
        // 假设从某处获取用户ID
//        val userId = getUserId() // 需要实现这个方法
        val userId ="123456"
        val userId = "123456"
        homeViewModel.initialize(requireContext(), userId)
        // 设置点击监听事件
        // 检查是否是首次安装
        val isFirstInstall = PreferencesManager.isFirstInstall()
        if (isFirstInstall) {
            // 首次安装,设置默认显示快递和还款
            val defaultCategories = listOf(
                CategoryConfig(
                    id = 1,
                    name = "快递",
                    order = 1,
                    isEnabled = true
                ),
                CategoryConfig(
                    id = 2,
                    name = "还款",
                    order = 2,
                    isEnabled = true
                )
            )
            homeViewModel.saveCategories(defaultCategories)
            // 标记为非首次安装
            PreferencesManager.setFirstInstall(false)
        }
        setupAdapters()
        setupTabSwitching()
        setupObservers()
@@ -170,17 +192,24 @@
            tabExpress.setTextColor(ContextCompat.getColor(requireContext(), R.color.tab_selected))
            tabFinance.setTextColor(ContextCompat.getColor(requireContext(), R.color.gray))
            // 快递标签点击事件 - 快递功能所有用户都可以使用
            // 快递标签点击事件
            tabExpress.setOnClickListener {
                hideAllRecyclers()
                expressRecycler.visibility = View.VISIBLE
                updateTabStyles(tabExpress)
                homeViewModel.loadExpressData()
            }
            // 还款标签点击事件 - 非会员也可以使用
            tabFinance.setOnClickListener {
                hideAllRecyclers()
                financeRecycler.visibility = View.VISIBLE
                updateTabStyles(tabFinance)
                homeViewModel.loadFinanceData()
            }
            
            // 其他标签点击事件需要检查会员状态
            val memberOnlyTabs = mapOf(
                tabFinance to { homeViewModel.loadFinanceData() },
                tabIncome to { homeViewModel.loadIncomeData() },
                tabFlight to { homeViewModel.loadFlightData() },
                tabTrain to { homeViewModel.loadTrainData() }
@@ -191,7 +220,6 @@
                    checkMembershipAndExecute(tab) {
                        hideAllRecyclers()
                        when (tab) {
                            tabFinance -> financeRecycler.visibility = View.VISIBLE
                            tabIncome -> incomeRecycler.visibility = View.VISIBLE
                            tabFlight -> flightRecycler.visibility = View.VISIBLE
                            tabTrain -> trainRecycler.visibility = View.VISIBLE
@@ -282,7 +310,7 @@
        }
        // 观察可见分类的变化
        homeViewModel.visibleCategories.observe(viewLifecycleOwner) { categories: List<String> ->
        homeViewModel.visibleCategories.observe(viewLifecycleOwner) { categories: List<CategoryConfig> ->
            binding.apply {
                // 隐藏所有标签
                tabExpress.visibility = View.GONE
@@ -291,29 +319,55 @@
                tabFlight.visibility = View.GONE
                tabTrain.visibility = View.GONE
                // 根据选中的分类显示对应的标签
                categories.forEachIndexed { index: Int, categoryName: String ->
                    when (categoryName) {
                        "快递" -> {
                // 非会员只显示快递和还款
                val savedPhone = PreferencesManager.getPhone()
                lifecycleScope.launch {
                    try {
                        val response = RetrofitClient.apiService.getUserInfo(savedPhone ?: "")
                        val isMember = response.code == "0" && response.data?.isMember == true
                        if (!isMember) {
                            // 非会员只显示快递和还款
                            tabExpress.visibility = View.VISIBLE
                            if (index == 0) tabExpress.performClick()
                        }
                        "还款" -> {
                            tabFinance.visibility = View.VISIBLE
                            if (index == 0) tabFinance.performClick()
                            if (categories.firstOrNull()?.name == "快递") {
                                tabExpress.performClick()
                            } else {
                                tabFinance.performClick()
                            }
                        } else {
                            // 会员显示所有选中的分类
                            categories.forEach { category ->
                                when (category.name) {
                                    "快递" -> {
                                        tabExpress.visibility = View.VISIBLE
                                        if (categories.indexOf(category) == 0) tabExpress.performClick()
                                    }
                                    "还款" -> {
                                        tabFinance.visibility = View.VISIBLE
                                        if (categories.indexOf(category) == 0) tabFinance.performClick()
                                    }
                                    "收入" -> {
                                        tabIncome.visibility = View.VISIBLE
                                        if (categories.indexOf(category) == 0) tabIncome.performClick()
                                    }
                                    "航班" -> {
                                        tabFlight.visibility = View.VISIBLE
                                        if (categories.indexOf(category) == 0) tabFlight.performClick()
                                    }
                                    "火车票" -> {
                                        tabTrain.visibility = View.VISIBLE
                                        if (categories.indexOf(category) == 0) tabTrain.performClick()
                                    }
                                }
                            }
                        }
                        "收入" -> {
                            tabIncome.visibility = View.VISIBLE
                            if (index == 0) tabIncome.performClick()
                        }
                        "航班" -> {
                            tabFlight.visibility = View.VISIBLE
                            if (index == 0) tabFlight.performClick()
                        }
                        "火车票" -> {
                            tabTrain.visibility = View.VISIBLE
                            if (index == 0) tabTrain.performClick()
                        }
                    } catch (e: Exception) {
                        e.printStackTrace()
                        // 发生错误时默认显示快递和还款
                        tabExpress.visibility = View.VISIBLE
                        tabFinance.visibility = View.VISIBLE
                        tabExpress.performClick()
                    }
                }
            }
@@ -378,7 +432,9 @@
                        if (response.data.isMember) {
                            showCategorySelectorDialog()
                        } else {
                            Toast.makeText(requireContext(), "该功能仅对会员开放", Toast.LENGTH_SHORT).show()
                            // 非会员跳转到VIP开通页面
                            val intent = Intent(requireContext(), VipActivity::class.java)
                            startActivity(intent)
                        }
                    } else {
                        Toast.makeText(requireContext(), "获取用户信息失败", Toast.LENGTH_SHORT).show()
app/src/main/java/com/example/firstapp/ui/home/HomeViewModel.kt
@@ -36,9 +36,8 @@
    private val _categories = MutableLiveData<List<CategoryConfig>>()
    val categories: LiveData<List<CategoryConfig>> = _categories
    // 添加可见分类的 LiveData
    private val _visibleCategories = MutableLiveData<List<String>>()
    val visibleCategories: LiveData<List<String>> = _visibleCategories
    private val _visibleCategories = MutableLiveData<List<CategoryConfig>>()
    val visibleCategories: LiveData<List<CategoryConfig>> = _visibleCategories
    private lateinit var secureStorage: SecureStorage
    private lateinit var currentUserId: String
@@ -201,16 +200,9 @@
    }
    fun saveCategories(categories: List<CategoryConfig>) {
        viewModelScope.launch {
            // 保存到本地
            secureStorage.saveCategories(currentUserId, categories)
            // 同步到服务器
            syncCategoriesToServer(categories)
            _categories.value = categories
            // 更新可见分类
            updateVisibleCategories(categories)
        }
        _categories.value = categories
        // 更新可见分类
        _visibleCategories.value = categories.filter { it.isEnabled }
    }
    private fun updateVisibleCategories(categories: List<CategoryConfig>) {
@@ -219,7 +211,7 @@
            .sortedBy { it.order }
            .map { it.name }
        
        _visibleCategories.value = visibleNames
        _visibleCategories.value = categories.filter { it.isEnabled }
    }
    // 登出时不再清除本地数据
app/src/main/java/com/example/firstapp/ui/notifications/NotificationsFragment.kt
@@ -178,12 +178,12 @@
        // 隐私协议
        binding.layoutPrivacy.setOnClickListener {
            startContentActivity("privacy_policy", "隐私协议")
            startContentActivity("隐私协议", "隐私协议")
        }
        // 使用教程
        binding.layoutTutorial.setOnClickListener {
            startContentActivity("user_guide", "使用教程")
            startContentActivity("使用教程", "使用教程")
        }
        // 头像点击老的处理逻辑
@@ -269,9 +269,9 @@
        }
    }
    private fun startContentActivity(type: String, title: String) {
    private fun startContentActivity(id: String, title: String) {
        val intent = Intent(requireContext(), ContentDetailActivity::class.java).apply {
            putExtra(ContentDetailActivity.EXTRA_CONTENT_TYPE, type)
            putExtra(ContentDetailActivity.ID, id)
            putExtra(ContentDetailActivity.EXTRA_TITLE, title)
        }
        startActivity(intent)
app/src/main/java/com/example/firstapp/utils/PreferencesManager.kt
@@ -7,6 +7,7 @@
    private const val PREF_NAME = "app_preferences"
    private const val KEY_TOKEN = "user_token"
    private const val KEY_PHONE = "user_phone"
    private const val KEY_FIRST_INSTALL = "first_install"
    private lateinit var preferences: SharedPreferences
@@ -37,4 +38,12 @@
            apply()
        }
    }
    fun isFirstInstall(): Boolean {
        return preferences.getBoolean(KEY_FIRST_INSTALL, true)
    }
    fun setFirstInstall(isFirst: Boolean) {
        preferences.edit().putBoolean(KEY_FIRST_INSTALL, isFirst).apply()
    }
app/src/main/res/drawable/up_back.jpg

app/src/main/res/layout/fragment_home.xml
@@ -164,7 +164,7 @@
            android:layout_width="match_parent"
            android:layout_height="40dp"
            android:scaleType="centerCrop"
            android:src="@drawable/up" />
            android:src="@drawable/up_back" />
    </androidx.cardview.widget.CardView>
    <!-- 在适当的位置添加 -->