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ESP32
代码
cpp#include <WiFi.h> #include <WebServer.h> #include <ArduinoJson.h> const char* ssid = "jifu"; const char* pass = "2022xinchan!@#"; const int dateTime = 500; const int ledPin4 = 4; const int ledPin5 = 5; bool isLTS = false; bool isRTS = false; bool isDFL = false; WebServer server(8068); // 封装响应函数 void sendResponse(int code, const char* status, const char* message, const String& originId, const String& newId) { StaticJsonDocument<200> doc; doc["code"] = code; doc["status"] = status; doc["message"] = message; JsonObject responseObj = doc.createNestedObject("response"); responseObj["originId"] = originId; responseObj["newId"] = newId; String res; serializeJson(doc, res); server.send(code, "application/json", res); } // 封装指示灯错误响应 void fnIndicatorLightSendResponseError(const String& originId, const String& newId) { isLTS = false; isRTS = false; isDFL = false; sendResponse(500, "failure", "失败", originId, newId); } // 封装指示灯 void fnEncapsula(int pin1, int pin2) { if (pin1 != 1) digitalWrite(pin1, HIGH); if (pin2 != 1) digitalWrite(pin2, HIGH); delay(dateTime); if (pin1 != 1) digitalWrite(pin1, LOW); if (pin2 != 1) digitalWrite(pin2, LOW); delay(dateTime); } // 左转灯 void leftTurnSignal() { fnEncapsula(ledPin4, 1); } // 右转灯 void rightTurnSignal() { fnEncapsula(1, ledPin5); } // 双闪灯 void doubleFlashingLights() { fnEncapsula(ledPin4, ledPin5); } // 指示灯 void fnIndicatorLight() { String originId = server.arg("originId"); String newId = server.arg("newId"); if (originId == "") { int id = newId.toInt(); switch (id) { case 1: isLTS = true; sendResponse(200, "success", "左转灯已开启", originId, newId); break; case 2: isRTS = true; sendResponse(200, "success", "右转灯已开启", originId, newId); break; case 3: isDFL = true; sendResponse(200, "success", "双闪灯已开启", originId, newId); break; default: fnIndicatorLightSendResponseError(originId, newId); break; } } else if (newId == "") { int id = originId.toInt(); switch (id) { case 1: isLTS = false; sendResponse(200, "success", "左转灯已关闭", originId, newId); break; case 2: isRTS = false; sendResponse(200, "success", "右转灯已关闭", originId, newId); break; case 3: isDFL = false; sendResponse(200, "success", "双闪灯已关闭", originId, newId); break; default: fnIndicatorLightSendResponseError(originId, newId); break; } } else if (originId != "" && newId != "") { if (newId == "1") { isLTS = true; isRTS = false; isDFL = false; sendResponse(200, "success", "左转灯已开启", originId, newId); } else if (newId == "2") { isLTS = false; isRTS = true; isDFL = false; sendResponse(200, "success", "右转灯已开启", originId, newId); } else if (newId == "3") { isLTS = false; isRTS = false; isDFL = true; sendResponse(200, "success", "双闪灯已开启", originId, newId); } else { fnIndicatorLightSendResponseError(originId, newId); } } else { fnIndicatorLightSendResponseError(originId, newId); } } // 初始化WiFi服务 void runInit() { WiFi.mode(WIFI_STA); WiFi.begin(ssid, pass); while (WiFi.status() != WL_CONNECTED) { delay(500); Serial.print("Loading in progress..."); } pinMode(ledPin4, OUTPUT); pinMode(ledPin5, OUTPUT); Serial.print("\nWiFiIP: "); Serial.println(WiFi.localIP()); } // 主函数 void setup() { Serial.begin(9600); runInit(); server.on("/api/apiIndicatorLight", HTTP_GET, fnIndicatorLight); server.begin(); } // 循环函数 void loop() { server.handleClient(); if (isLTS) leftTurnSignal(); if (isRTS) rightTurnSignal(); if (isDFL) doubleFlashingLights(); }
解析
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微信小程序
Html
代码
html<view class="d_g gtc1_1fr gg_38"> <view class="h_208 lh_208 fs_58 fw_b ta_c bc_efefef radius_8 {{activa===item.id?'color_409eff':''}}" wx:for="{{list}}" wx:key="id" data-id='{{item.id}}' catchtap='handleTabBar'> {{item.title}} </view> </view>
解析
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JavaScript
代码
javascript// components/IndicatorLight/page.js import { indicatorLight } from '../../api/indicatorLight.js'; const { showToast } = getApp(); Component({ /** * 组件的属性列表 */ properties: { }, /** * 组件的初始数据 */ data: { list: [{ id: 1, title: '左 转' }, { id: 2, title: '右 转' }, { id: 3, title: '双 闪' } ], activa: '' }, /** * 组件的方法列表 */ methods: { async handleTabBar({ target: { dataset: { id } } }) { const that = this; const thatData = that.data; let originId = thatData.activa; let newId = id; newId = originId === id ? '' : id; let { message } = await indicatorLight({ originId, newId }); that.setData({ activa: newId }, () => showToast(message) ); } } })
解析
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