feat(login): 集成PLC控制系统实现餐盘柜硬件交互
- 添加plc_aar_104.aar依赖库支持PLC硬件通信 - 新增PlcCallback、PlcHelper和PlcStatus工具类封装PLC操作接口 - 实现PLC状态查询功能替换原有的模拟检测逻辑 - 集成出盘操作流程,支持真实硬件控制 - 优化餐盘检测逻辑,增加PLC通信异常处理机制 - 统一回调处理确保所有操作在主线程执行
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package com.sw.platecabinet.utils.mego
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/**
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* PLC 操作统一回调接口
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*/
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interface PlcCallback<T> {
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/**
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* 操作成功回调(主线程)
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*/
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fun onSuccess(result: T)
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/**
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* 操作失败回调(主线程)
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*/
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fun onError(message: String)
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}
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package com.sw.platecabinet.utils.mego
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import android.content.Context
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import android.os.Handler
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import android.os.Looper
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import com.megoai.plc_aar.SDK
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/**
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* PLC 操作工具类(单例)
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* 封装 SDK 所有接口,统一回调到主线程
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*/
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class PlcHelper private constructor(context: Context) {
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private val sdk: SDK = SDK.getInstance(context)
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private val mainHandler = Handler(Looper.getMainLooper())
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companion object {
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@Volatile
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private var instance: PlcHelper? = null
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/**
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* 获取单例实例
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*/
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fun getInstance(context: Context): PlcHelper {
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return instance ?: synchronized(this) {
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instance ?: PlcHelper(context.applicationContext).also { instance = it }
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}
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}
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}
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// ==================== 连接与模式 ====================
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/**
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* 打开出盘串口(应用启动时调用)
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*/
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fun openSerialPort(callback: PlcCallback<String>) {
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sdk.openPlcSerialPort { result ->
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mainHandler.post { callback.onSuccess(result.toString()) }
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}
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}
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/**
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* 打开自动模式(应用启动时调用一次)
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*/
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fun openAutoMode(callback: PlcCallback<String>) {
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sdk.actionOpenAutoMode { result ->
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mainHandler.post { callback.onSuccess(result.toString()) }
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}
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}
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/**
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* 故障复位(出现 alarmCode 或补盘完成后调用)
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*/
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fun alarmReset(callback: PlcCallback<String>) {
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sdk.actionAlarmReset { result ->
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mainHandler.post { callback.onSuccess(result.toString()) }
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}
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}
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// ==================== 出盘操作 ====================
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/**
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* 出盘
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*/
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fun outPlate(callback: PlcCallback<String>) {
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sdk.actionOutPlate { result ->
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mainHandler.post { callback.onSuccess(result.toString()) }
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}
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}
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// ==================== 平台控制 ====================
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/**
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* 平台下降(开始补盘)
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*/
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fun platformDown(callback: PlcCallback<String>) {
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sdk.actionPlatformDown { result ->
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mainHandler.post { callback.onSuccess(result.toString()) }
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}
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}
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/**
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* 平台上升(补盘完成)
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*/
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fun platformUp(callback: PlcCallback<String>) {
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sdk.actionPlatformDownStop { result ->
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mainHandler.post { callback.onSuccess(result.toString()) }
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}
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}
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/**
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* 补盘完成返回营业(自动模式 + 故障复位)
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*/
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fun backToBusiness(callback: PlcCallback<String>) {
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sdk.actionOpenAutoModeAndActionAlarmReset { result ->
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mainHandler.post { callback.onSuccess(result.toString()) }
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}
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}
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// ==================== 状态查询 ====================
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/**
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* 获取 PLC 状态(解析为 PlcStatus 对象)
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*/
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fun getStatus(callback: PlcCallback<PlcStatus>) {
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sdk.getPlcStatus { json ->
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mainHandler.post {
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if (json != null) {
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callback.onSuccess(PlcStatus.Companion.fromJson(json.toString()))
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} else {
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callback.onError("获取状态失败")
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}
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}
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}
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}
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/**
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* 获取 PLC 状态(原始 JSON 字符串)
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*/
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fun getStatusJson(callback: PlcCallback<String>) {
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sdk.getPlcStatus { json ->
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mainHandler.post {
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if (json != null) callback.onSuccess(json.toString())
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else callback.onError("获取状态失败")
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}
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}
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}
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// ==================== 参数设置 ====================
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/**
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* 设置 PLC 参数
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* @param paramType 参数类型(如 "18FD" 表示主电机运行最长时间)
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* @param paramValue 参数值(int,单位 0.1s)
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*/
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fun setParams(paramType: String, paramValue: Int, callback: PlcCallback<String>) {
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sdk.setPLCParams(
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{ result -> mainHandler.post { callback.onSuccess(result.toString()) } },
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paramType,
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paramValue
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)
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}
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// ==================== 生命周期 ====================
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/**
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* 释放资源,清除单例
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*/
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fun release() {
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instance = null
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}
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}
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@@ -0,0 +1,34 @@
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package com.sw.platecabinet.utils.mego
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import org.json.JSONObject
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/**
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* PLC 状态数据类
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*/
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data class PlcStatus(
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val isEmptyPlate: Boolean = false, // 是否空盘
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val isPlateformDown: Boolean = false, // 平台是否在下位
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val isPlateformUp: Boolean = false, // 平台是否在上位
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val isTakePlateInfrared: Boolean = false, // 取盘红外是否触发
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val alarmCode: Int = 0 // 报警代码
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) {
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companion object {
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/**
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* 从 JSON 字符串解析状态
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*/
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fun fromJson(json: String): PlcStatus {
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return try {
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val obj = JSONObject(json)
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PlcStatus(
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isEmptyPlate = obj.optBoolean("isEmptyPlate", false),
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isPlateformDown = obj.optBoolean("isPlateformDown", false),
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isPlateformUp = obj.optBoolean("isPlateformUp", false),
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isTakePlateInfrared = obj.optBoolean("isTakePlateInfrared", false),
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alarmCode = obj.optInt("alarmCode", 0)
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)
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} catch (e: Exception) {
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PlcStatus()
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}
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}
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}
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}
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