| | |
| | | - CardData: 卡片数据 |
| | | - ProjectDataBean: 项目数据 |
| | | |
| | | ## 数据类管理规范 |
| | | |
| | | ### Bean包结构组织 |
| | | |
| | | 项目中所有的数据类(Data Class)都应该统一放在`bean`包下的相应子目录中,按照功能和用途进行分类: |
| | | |
| | | ``` |
| | | generallibrary/src/main/java/com/dayu/general/bean/ |
| | | ├── net/ # 网络接口相关数据类 |
| | | ├── card/ # 卡片相关数据类 |
| | | ├── db/ # 数据库实体类 |
| | | └── ... # 其他功能模块数据类 |
| | | ``` |
| | | |
| | | #### 1. 网络接口数据类 (bean/net/) |
| | | |
| | | 所有API接口的请求和响应数据类都放在`net`目录下: |
| | | |
| | | ```kotlin |
| | | // 请求数据类示例 |
| | | data class RechargeRequest( |
| | | val rechargeType: Int, |
| | | val cardNum: String, |
| | | val money: String, |
| | | // ... 其他字段 |
| | | ) |
| | | |
| | | // 响应数据类示例 |
| | | data class CardCancelResult( |
| | | val projectNo: Int, |
| | | val cardNum: String, |
| | | val orderNo: String |
| | | ) |
| | | ``` |
| | | |
| | | #### 2. 卡片相关数据类 (bean/card/) |
| | | |
| | | 所有卡片操作相关的数据类放在`card`目录下: |
| | | |
| | | ```kotlin |
| | | data class UserCard( |
| | | var cardType: String = "", |
| | | var balance: Int = 0, |
| | | var userCode: String = "", |
| | | // ... 其他字段 |
| | | ) |
| | | ``` |
| | | |
| | | #### 3. 数据库实体类 (bean/db/) |
| | | |
| | | 所有Room数据库的实体类放在`db`目录下: |
| | | |
| | | ```kotlin |
| | | @Entity(tableName = "card_data") |
| | | data class CardData( |
| | | @PrimaryKey val id: Long, |
| | | val cardNumber: String, |
| | | // ... 其他字段 |
| | | ) |
| | | ``` |
| | | |
| | | ### 数据类命名规范 |
| | | |
| | | 1. **接口响应数据类**: 以`Result`结尾 |
| | | - `CardCancelResult` - 销卡接口响应 |
| | | - `RechargeResult` - 充值接口响应 |
| | | - `WaterPriceResult` - 水价接口响应 |
| | | |
| | | 2. **接口请求数据类**: 以`Request`结尾 |
| | | - `RechargeRequest` - 充值接口请求 |
| | | - `SearchUserBeanRequest` - 用户搜索请求 |
| | | |
| | | 3. **业务实体数据类**: 使用业务名称 |
| | | - `UserCard` - 用户卡片数据 |
| | | - `ClearCard` - 清零卡数据 |
| | | |
| | | 4. **数据库实体类**: 使用表名对应的实体名 |
| | | - `CardData` - 卡片数据表 |
| | | - `ProjectDataBean` - 项目数据表 |
| | | |
| | | ### 数据类创建最佳实践 |
| | | |
| | | #### 1. 文件头注释规范 |
| | | |
| | | ```kotlin |
| | | package com.dayu.general.bean.net |
| | | |
| | | /** |
| | | * 销卡结果数据类 |
| | | * @author: zuo |
| | | * @date: 2025/01/17 |
| | | * @description: 销卡接口返回数据 |
| | | */ |
| | | data class CardCancelResult( |
| | | val projectNo: Int, // 项目编号 |
| | | val cardNum: String, // 卡号 |
| | | val orderNo: String // 订单号 |
| | | ) |
| | | ``` |
| | | |
| | | #### 2. 字段注释规范 |
| | | |
| | | - 每个字段都应该添加行内注释说明用途 |
| | | - 对于枚举值或特殊含义的字段,详细说明取值范围 |
| | | |
| | | #### 3. 导入使用规范 |
| | | |
| | | 在Activity或其他类中使用数据类时,应该导入具体的数据类: |
| | | |
| | | ```kotlin |
| | | // 正确的导入方式 |
| | | import com.dayu.general.bean.net.CardCancelResult |
| | | import com.dayu.general.bean.net.RechargeResult |
| | | |
| | | // 在代码中使用 |
| | | private fun handleCancelResult(result: CardCancelResult) { |
| | | // 处理销卡结果 |
| | | } |
| | | ``` |
| | | |
| | | #### 4. 禁止内联定义 |
| | | |
| | | **禁止**在Activity或其他类中内联定义数据类: |
| | | |
| | | ```kotlin |
| | | // ❌ 错误做法 - 不要在Activity中内联定义数据类 |
| | | class CardCancelActivity : BaseNfcActivity() { |
| | | |
| | | // ❌ 禁止这样做 |
| | | data class CardCancelResult( |
| | | val projectNo: Int, |
| | | val cardNum: String, |
| | | val orderNo: String |
| | | ) |
| | | } |
| | | |
| | | // ✅ 正确做法 - 在bean包中定义数据类 |
| | | // 文件: generallibrary/src/main/java/com/dayu/general/bean/net/CardCancelResult.kt |
| | | data class CardCancelResult( |
| | | val projectNo: Int, |
| | | val cardNum: String, |
| | | val orderNo: String |
| | | ) |
| | | ``` |
| | | |
| | | ### 数据类管理优势 |
| | | |
| | | 1. **统一管理**: 所有数据类集中在bean包下,便于查找和维护 |
| | | 2. **职责分离**: 业务逻辑和数据结构分离,代码结构更清晰 |
| | | 3. **复用性强**: 数据类可以在多个模块间复用 |
| | | 4. **易于重构**: 数据结构变更时只需修改一个文件 |
| | | 5. **类型安全**: 编译期类型检查,减少运行时错误 |
| | | |
| | | ### 迁移现有代码 |
| | | |
| | | 对于已经存在的内联数据类,应该按照以下步骤进行迁移: |
| | | |
| | | 1. 在bean包的相应子目录下创建数据类文件 |
| | | 2. 移动数据类定义到新文件 |
| | | 3. 在原文件中添加导入语句 |
| | | 4. 测试确保功能正常 |
| | | 5. 提交代码变更 |
| | | |
| | | 通过统一的数据类管理规范,可以提高代码的可维护性和可读性,使项目结构更加清晰规范。 |
| | | |
| | | ## 开发环境要求 |
| | | |
| | | - Android Studio Arctic Fox或更高版本 |
| | |
| | | private fun getPaymentMethods() { |
| | | ApiManager.getInstance().requestGetLoading( |
| | | this, |
| | | "sell/paymentmethod/get", |
| | | "terminal/paymentmethod/get", |
| | | PaymentMethodResponse::class.java, |
| | | null, |
| | | object : SubscriberListener<BaseResponse<PaymentMethodResponse>>() { |
| | |
| | | - 错误信息使用带标题的Dialog,提供清晰的错误分类 |
| | | - 长时间操作显示加载Dialog,避免用户误操作 |
| | | |
| | | ### 金额格式化最佳实践 |
| | | |
| | | 在处理金额相关的数据时,应该统一使用两位小数格式,确保显示的一致性和准确性。 |
| | | |
| | | #### 金额格式化方法 |
| | | |
| | | ```kotlin |
| | | // 使用String.format格式化金额为两位小数 |
| | | val amount = 123.4 |
| | | val formattedAmount = String.format("%.2f", amount) |
| | | // 结果: "123.40" |
| | | |
| | | // 在显示时添加货币单位 |
| | | binding.balanceText.text = "${formattedAmount} 元" |
| | | ``` |
| | | |
| | | #### 金额输入验证 |
| | | |
| | | ```kotlin |
| | | private fun validateAmount(amountStr: String): Double? { |
| | | if (amountStr.isEmpty()) { |
| | | ToastUtil.show("请输入金额") |
| | | return null |
| | | } |
| | | |
| | | val amount = try { |
| | | amountStr.toDouble() |
| | | } catch (e: NumberFormatException) { |
| | | ToastUtil.show("请输入有效的金额") |
| | | return null |
| | | } |
| | | |
| | | if (amount <= 0) { |
| | | ToastUtil.show("金额必须大于0") |
| | | return null |
| | | } |
| | | |
| | | // 检查小数位数不超过2位 |
| | | val decimalPlaces = amountStr.substringAfter('.', "").length |
| | | if (decimalPlaces > 2) { |
| | | ToastUtil.show("金额最多保留两位小数") |
| | | return null |
| | | } |
| | | |
| | | return amount |
| | | } |
| | | ``` |
| | | |
| | | #### 金额计算和显示示例 |
| | | |
| | | ```kotlin |
| | | private fun calculateAndDisplayAmounts() { |
| | | val rechargeAmount = validateAmount(binding.rechargeAmount.text.toString()) ?: return |
| | | val bonusAmount = validateAmount(binding.bonusAmount.text.toString()) ?: 0.0 |
| | | |
| | | // 计算总金额 |
| | | val totalAmount = rechargeAmount + bonusAmount |
| | | |
| | | // 格式化显示 |
| | | val formattedRecharge = String.format("%.2f", rechargeAmount) |
| | | val formattedBonus = String.format("%.2f", bonusAmount) |
| | | val formattedTotal = String.format("%.2f", totalAmount) |
| | | |
| | | // 更新UI显示 |
| | | binding.rechargeAmountText.text = "${formattedRecharge} 元" |
| | | binding.bonusAmountText.text = "${formattedBonus} 元" |
| | | binding.totalAmountText.text = "${formattedTotal} 元" |
| | | } |
| | | ``` |
| | | |
| | | #### EditText金额输入限制 |
| | | |
| | | 在布局文件中设置金额输入的限制: |
| | | |
| | | ```xml |
| | | <EditText |
| | | android:id="@+id/amountEditText" |
| | | android:layout_width="match_parent" |
| | | android:layout_height="wrap_content" |
| | | android:inputType="numberDecimal" |
| | | android:digits="0123456789." |
| | | android:maxLength="10" |
| | | android:hint="请输入金额" /> |
| | | ``` |
| | | |
| | | #### TextWatcher实现小数位限制 |
| | | |
| | | 使用TextWatcher来限制用户只能输入最多两位小数: |
| | | |
| | | ```kotlin |
| | | /** |
| | | * 设置金额输入限制,最多保留两位小数 |
| | | */ |
| | | private fun setupAmountInputLimit(editText: EditText) { |
| | | editText.addTextChangedListener(object : TextWatcher { |
| | | override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {} |
| | | |
| | | override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {} |
| | | |
| | | override fun afterTextChanged(s: Editable?) { |
| | | val text = s.toString() |
| | | if (text.isEmpty()) return |
| | | |
| | | // 检查是否包含小数点 |
| | | if (text.contains(".")) { |
| | | val parts = text.split(".") |
| | | if (parts.size == 2) { |
| | | val decimalPart = parts[1] |
| | | // 如果小数位超过2位,截取前两位 |
| | | if (decimalPart.length > 2) { |
| | | val newText = "${parts[0]}.${decimalPart.substring(0, 2)}" |
| | | editText.removeTextChangedListener(this) |
| | | editText.setText(newText) |
| | | editText.setSelection(newText.length) |
| | | editText.addTextChangedListener(this) |
| | | } |
| | | } |
| | | } |
| | | |
| | | // 防止输入多个小数点 |
| | | val dotCount = text.count { it == '.' } |
| | | if (dotCount > 1) { |
| | | val newText = text.substring(0, text.lastIndexOf('.')) |
| | | editText.removeTextChangedListener(this) |
| | | editText.setText(newText) |
| | | editText.setSelection(newText.length) |
| | | editText.addTextChangedListener(this) |
| | | } |
| | | |
| | | // 防止以小数点开头 |
| | | if (text.startsWith(".")) { |
| | | editText.removeTextChangedListener(this) |
| | | editText.setText("0$text") |
| | | editText.setSelection(editText.text.length) |
| | | editText.addTextChangedListener(this) |
| | | } |
| | | } |
| | | }) |
| | | } |
| | | |
| | | // 在initView中调用 |
| | | setupAmountInputLimit(binding.rechargeAmount) |
| | | setupAmountInputLimit(binding.bonusAmount) |
| | | ``` |
| | | |
| | | #### 金额格式化注意事项 |
| | | |
| | | 1. **统一格式**: 所有金额显示都使用两位小数格式 |
| | | 2. **输入验证**: 验证用户输入的金额格式和范围 |
| | | 3. **计算精度**: 使用Double类型进行金额计算,避免精度丢失 |
| | | 4. **显示单位**: 金额显示时统一添加货币单位(如"元") |
| | | 5. **边界检查**: 检查金额的最大值和最小值限制 |
| | | |
| | | ## 充值接口使用说明 |
| | | |
| | | 项目中实现了完整的充值功能,包括充值接口调用和NFC写卡操作。 |
| | | |
| | | ### 充值接口详情 |
| | | |
| | | **接口地址**: `/terminal/card/termRecharge` |
| | | **请求方式**: POST |
| | | **接口描述**: 终端充值接口,用于创建充值订单并返回写卡所需信息 |
| | | |
| | | #### 请求参数 |
| | | |
| | | ```kotlin |
| | | data class RechargeRequest( |
| | | val rechargeType: Int, // 充值类型 (固定值: 2) |
| | | val cardNum: String, // 卡号 |
| | | val money: String, // 充值金额 (格式: "300.0") |
| | | val amount: String, // 充值数量 |
| | | val gift: String, // 赠送金额 |
| | | val paymentId: String, // 支付方式ID |
| | | val price: String, // 单价 (格式: "0.90") |
| | | val remarks: String, // 备注 (默认: "充值") |
| | | val operator: Long // 操作员ID |
| | | ) |
| | | ``` |
| | | |
| | | #### 请求示例 |
| | | |
| | | ```json |
| | | { |
| | | "rechargeType": 2, |
| | | "cardNum": "53232810100600001", |
| | | "money": "300.0", |
| | | "amount": "50", |
| | | "gift": "5", |
| | | "paymentId": "1838466162264350722", |
| | | "price": "0.90", |
| | | "remarks": "充值", |
| | | "operator": 2024090516595200300 |
| | | } |
| | | ``` |
| | | |
| | | #### 返回参数 |
| | | |
| | | ```kotlin |
| | | data class RechargeResult( |
| | | val projectNo: Int, // 项目编号 |
| | | val cardNum: String, // 卡号 |
| | | val orderNo: String, // 订单号 |
| | | val waterPrice: Double, // 水价 |
| | | val time: String // 时间 |
| | | ) |
| | | ``` |
| | | |
| | | #### 返回示例 |
| | | |
| | | ```json |
| | | { |
| | | "code": "0001", |
| | | "content": { |
| | | "projectNo": 10, |
| | | "cardNum": "53232810100600001", |
| | | "orderNo": "2506041414250065", |
| | | "waterPrice": 0.9, |
| | | "time": "2025-05-08 17:31:02" |
| | | }, |
| | | "msg": "请求成功", |
| | | "success": true |
| | | } |
| | | ``` |
| | | |
| | | ### 充值功能实现 |
| | | |
| | | #### 1. 在Activity中调用充值接口 |
| | | |
| | | ```kotlin |
| | | /** |
| | | * 调用充值接口 |
| | | */ |
| | | private fun callRechargeApi(rechargeAmount: Double, bonusAmount: Double) { |
| | | val cardNum = cardInfo?.cardNum ?: cardAddress ?: "" |
| | | |
| | | // 构建充值请求参数 |
| | | val params = mapOf( |
| | | "rechargeType" to 2, |
| | | "cardNum" to cardNum, |
| | | "money" to String.format("%.1f", rechargeAmount), |
| | | "amount" to String.format("%.0f", bonusAmount), |
| | | "gift" to String.format("%.0f", bonusAmount), |
| | | "paymentId" to paymentId.toString(), |
| | | "price" to "0.90", |
| | | "remarks" to "充值", |
| | | "operator" to 2024090516595200300L |
| | | ) |
| | | |
| | | ApiManager.getInstance().requestPostLoading( |
| | | this, |
| | | "terminal/card/termRecharge", |
| | | RechargeResult::class.java, |
| | | params, |
| | | object : SubscriberListener<BaseResponse<RechargeResult>>() { |
| | | override fun onNext(response: BaseResponse<RechargeResult>) { |
| | | if (response.success && response.code == "0001") { |
| | | // 充值成功,跳转到写卡界面 |
| | | response.content?.let { rechargeResult -> |
| | | startWriteCardActivity(rechargeResult, rechargeAmount, bonusAmount) |
| | | } |
| | | } else { |
| | | ToastUtil.show("充值失败: ${response.msg ?: "未知错误"}") |
| | | } |
| | | } |
| | | |
| | | override fun onError(e: Throwable?) { |
| | | super.onError(e) |
| | | ToastUtil.show("充值失败: ${e?.message ?: "网络异常"}") |
| | | } |
| | | } |
| | | ) |
| | | } |
| | | ``` |
| | | |
| | | #### 2. 跳转到写卡界面 |
| | | |
| | | ```kotlin |
| | | /** |
| | | * 启动写卡界面 |
| | | */ |
| | | private fun startWriteCardActivity(rechargeResult: RechargeResult, rechargeAmount: Double, bonusAmount: Double) { |
| | | // 创建UserCard对象用于写卡 |
| | | val userCard = UserCard().apply { |
| | | cardInfo?.let { info -> |
| | | userCode = info.cardNum ?: "" |
| | | balance = ((rechargeAmount + bonusAmount) * 100).toInt() // 转换为分 |
| | | } |
| | | |
| | | // 设置其他必要信息 |
| | | projectCode = rechargeResult.projectNo |
| | | waterPrice = rechargeResult.waterPrice.toFloat() |
| | | rechargeDate = java.util.Calendar.getInstance() |
| | | } |
| | | |
| | | // 启动写卡Activity |
| | | val intent = Intent(this, NfcWreatActivity::class.java).apply { |
| | | putExtra("cardType", "USER_CARD") |
| | | putExtra("cardAddr", cardAddress) |
| | | putExtra("operationTypeCode", CardOperationType.Recharge.code) |
| | | putExtra("orderNumber", rechargeResult.orderNo) |
| | | putExtra("userCard", userCard) |
| | | } |
| | | |
| | | startActivity(intent) |
| | | } |
| | | ``` |
| | | |
| | | #### 3. NFC写卡处理 |
| | | |
| | | 在`NfcWreatActivity`中,充值操作会被自动处理: |
| | | |
| | | ```kotlin |
| | | CardOperationType.Recharge -> { |
| | | nfcWreatHelper.writeUserDataAsync(userCard, object : NFCCallBack { |
| | | override fun isSusses(flag: Boolean, msg: String?) { |
| | | runOnUiThread { |
| | | if (flag) { |
| | | postCardData(cardType, cardAddr) |
| | | ToastUtil.show("充值写卡成功!") |
| | | } else { |
| | | ToastUtil.show("充值写卡失败: ${msg ?: "未知错误"}") |
| | | } |
| | | } |
| | | } |
| | | }) |
| | | } |
| | | ``` |
| | | |
| | | ### 充值流程说明 |
| | | |
| | | 1. **用户输入**: 用户在充值界面输入充值金额和赠送金额 |
| | | 2. **参数验证**: 验证输入的金额格式和有效性 |
| | | 3. **接口调用**: 调用`/terminal/card/termRecharge`接口创建充值订单 |
| | | 4. **订单创建**: 服务器创建充值订单并返回订单信息 |
| | | 5. **跳转写卡**: 成功后跳转到NFC写卡界面 |
| | | 6. **NFC写卡**: 用户贴卡进行NFC写卡操作 |
| | | 7. **写卡完成**: 写卡成功后更新卡片余额 |
| | | |
| | | ### 注意事项 |
| | | |
| | | 1. **金额格式**: 充值金额使用一位小数格式,如"300.0" |
| | | 2. **操作员ID**: 需要根据实际登录用户设置正确的操作员ID |
| | | 3. **支付方式**: 支付方式ID需要从支付方式接口获取 |
| | | 4. **错误处理**: 充值失败时要提供明确的错误信息 |
| | | 5. **写卡验证**: 写卡前要验证卡号一致性 |
| | | 6. **订单跟踪**: 保存订单号用于后续查询和跟踪 |
| | | |
| | | ### 相关数据类 |
| | | |
| | | ```kotlin |
| | | // 充值请求数据类 |
| | | data class RechargeRequest( |
| | | val rechargeType: Int, |
| | | val cardNum: String, |
| | | val money: String, |
| | | val amount: String, |
| | | val gift: String, |
| | | val paymentId: String, |
| | | val price: String, |
| | | val remarks: String, |
| | | val operator: Long |
| | | ) |
| | | |
| | | // 充值结果数据类 |
| | | data class RechargeResult( |
| | | val projectNo: Int, |
| | | val cardNum: String, |
| | | val orderNo: String, |
| | | val waterPrice: Double, |
| | | val time: String |
| | | ) |
| | | ``` |
| | | |
| | | ## 水价接口使用说明 |
| | | |
| | | 项目中实现了水价的动态获取和管理功能,支持从服务器获取最新水价并在全局范围内使用。 |
| | | |
| | | ### 水价接口详情 |
| | | |
| | | **接口地址**: `/terminal/client/getWaterPrice` |
| | | **请求方式**: GET |
| | | **接口描述**: 获取当前系统水价信息 |
| | | |
| | | #### 返回参数 |
| | | |
| | | ```kotlin |
| | | data class WaterPriceResult( |
| | | val price: Double // 水价 |
| | | ) |
| | | ``` |
| | | |
| | | #### 返回示例 |
| | | |
| | | ```json |
| | | { |
| | | "code": "0001", |
| | | "content": { |
| | | "price": 0.9 |
| | | }, |
| | | "msg": "请求成功", |
| | | "success": true |
| | | } |
| | | ``` |
| | | |
| | | ### 水价功能实现 |
| | | |
| | | #### 1. BaseApplication中的水价存储 |
| | | |
| | | ```kotlin |
| | | class BaseApplication { |
| | | companion object { |
| | | // 水价信息 |
| | | var waterPrice: Double = 0.0 |
| | | } |
| | | } |
| | | ``` |
| | | |
| | | #### 2. MainActivity中延时获取水价 |
| | | |
| | | ```kotlin |
| | | class MainActivity : BaseNfcActivity() { |
| | | private val handler = Handler(Looper.getMainLooper()) |
| | | |
| | | override fun onCreate(savedInstanceState: Bundle?) { |
| | | super.onCreate(savedInstanceState) |
| | | // ... 其他初始化代码 ... |
| | | |
| | | // 延时20秒后获取水价,避免影响启动性能 |
| | | handler.postDelayed({ |
| | | getWaterPrice() |
| | | }, 20000) // 20秒延时 |
| | | } |
| | | |
| | | /** |
| | | * 获取水价信息 |
| | | */ |
| | | private fun getWaterPrice() { |
| | | ApiManager.getInstance().requestGetLoading( |
| | | this, |
| | | "terminal/client/getWaterPrice", |
| | | WaterPriceResult::class.java, |
| | | null, |
| | | object : SubscriberListener<BaseResponse<WaterPriceResult>>() { |
| | | override fun onNext(response: BaseResponse<WaterPriceResult>) { |
| | | if (response.success && response.code == "0001") { |
| | | // 获取水价成功,保存到BaseApplication |
| | | response.content?.let { waterPriceResult -> |
| | | BaseApplication.waterPrice = waterPriceResult.price |
| | | } |
| | | } |
| | | } |
| | | |
| | | override fun onError(e: Throwable?) { |
| | | super.onError(e) |
| | | // 网络异常时不显示错误信息,避免影响用户体验 |
| | | } |
| | | } |
| | | ) |
| | | } |
| | | |
| | | override fun onDestroy() { |
| | | super.onDestroy() |
| | | // 清理Handler回调,防止内存泄漏 |
| | | handler.removeCallbacksAndMessages(null) |
| | | } |
| | | } |
| | | ``` |
| | | |
| | | #### 3. RechargeDetailActivity中的水价检查和使用 |
| | | |
| | | ```kotlin |
| | | class RechargeDetailActivity : AppCompatActivity() { |
| | | |
| | | override fun onCreate(savedInstanceState: Bundle?) { |
| | | super.onCreate(savedInstanceState) |
| | | // ... 其他初始化代码 ... |
| | | |
| | | // 检查并获取水价 |
| | | checkAndGetWaterPrice() |
| | | } |
| | | |
| | | /** |
| | | * 检查并获取水价 |
| | | */ |
| | | private fun checkAndGetWaterPrice() { |
| | | // 如果BaseApplication中的水价为空或为0,则重新获取 |
| | | if (BaseApplication.waterPrice <= 0.0) { |
| | | getWaterPrice() |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 获取水价信息 |
| | | */ |
| | | private fun getWaterPrice() { |
| | | ApiManager.getInstance().requestGetLoading( |
| | | this, |
| | | "terminal/client/getWaterPrice", |
| | | WaterPriceResult::class.java, |
| | | null, |
| | | object : SubscriberListener<BaseResponse<WaterPriceResult>>() { |
| | | override fun onNext(response: BaseResponse<WaterPriceResult>) { |
| | | if (response.success && response.code == "0001") { |
| | | // 获取水价成功,保存到BaseApplication |
| | | response.content?.let { waterPriceResult -> |
| | | BaseApplication.waterPrice = waterPriceResult.price |
| | | } |
| | | } else { |
| | | // 获取水价失败,使用默认值 |
| | | if (BaseApplication.waterPrice <= 0.0) { |
| | | BaseApplication.waterPrice = 0.9 // 设置默认水价 |
| | | } |
| | | } |
| | | } |
| | | |
| | | override fun onError(e: Throwable?) { |
| | | super.onError(e) |
| | | // 网络异常,使用默认值 |
| | | if (BaseApplication.waterPrice <= 0.0) { |
| | | BaseApplication.waterPrice = 0.9 // 设置默认水价 |
| | | } |
| | | } |
| | | } |
| | | ) |
| | | } |
| | | |
| | | /** |
| | | * 在充值接口中使用水价 |
| | | */ |
| | | private fun callRechargeApi(rechargeAmount: Double, bonusAmount: Double) { |
| | | // 获取当前水价,如果为0则使用默认值 |
| | | val currentWaterPrice = if (BaseApplication.waterPrice > 0.0) { |
| | | BaseApplication.waterPrice |
| | | } else { |
| | | 0.9 // 默认水价 |
| | | } |
| | | |
| | | // 构建充值请求参数 |
| | | val params = mapOf( |
| | | // ... 其他参数 ... |
| | | "price" to String.format("%.2f", currentWaterPrice), // 使用获取到的水价 |
| | | // ... 其他参数 ... |
| | | ) |
| | | |
| | | // ... 接口调用代码 ... |
| | | } |
| | | } |
| | | ``` |
| | | |
| | | ### 水价管理流程 |
| | | |
| | | 1. **应用启动**: MainActivity启动后延时20秒获取水价,避免影响启动性能 |
| | | 2. **全局存储**: 获取到的水价存储在BaseApplication.waterPrice中 |
| | | 3. **按需获取**: 在需要使用水价的界面(如充值界面)检查水价是否为空 |
| | | 4. **重新获取**: 如果水价为空或为0,则重新调用接口获取 |
| | | 5. **默认处理**: 如果获取失败,使用默认水价0.9元 |
| | | 6. **实时使用**: 在充值等业务中使用最新的水价信息 |
| | | |
| | | ### 技术特点 |
| | | |
| | | 1. **性能优化**: 延时获取避免影响应用启动速度 |
| | | 2. **全局共享**: 水价信息在BaseApplication中全局共享 |
| | | 3. **按需刷新**: 在需要时检查并重新获取水价 |
| | | 4. **容错处理**: 获取失败时使用默认水价,确保业务正常进行 |
| | | 5. **内存管理**: 正确处理Handler回调,防止内存泄漏 |
| | | |
| | | ### 使用注意事项 |
| | | |
| | | 1. **延时设置**: MainActivity中的20秒延时可根据实际需求调整 |
| | | 2. **默认水价**: 默认水价0.9元可根据实际业务需求修改 |
| | | 3. **错误处理**: 水价获取失败时不显示错误信息,避免影响用户体验 |
| | | 4. **数据格式**: 水价使用Double类型存储,使用时格式化为两位小数 |
| | | 5. **生命周期**: 注意在Activity销毁时清理相关资源 |
| | | |
| | | ### 相关数据类 |
| | | |
| | | ```kotlin |
| | | // 水价结果数据类 |
| | | data class WaterPriceResult( |
| | | val price: Double // 水价 |
| | | ) |
| | | ``` |
| | | |
| | | ## 贡献指南 |
| | | |
| | | 1. Fork 项目 |