delete old codes

arduino/src/main.cpp

@@ -1,55 +1,30 @@
-#include <Arduino.h>
-#include <M5Core2.h>
-
-// put function declarations here:
-// Unified Sensor Library Example
-// Written by Tony DiCola for Adafruit Industries
-// Released under an MIT license.
-
-// REQUIRES the following Arduino libraries:
-// - DHT Sensor Library: https://github.com/adafruit/DHT-sensor-library
-// - Adafruit Unified Sensor Lib: https://github.com/adafruit/Adafruit_Sensor
 #include <Adafruit_Sensor.h>
-#include <DHT.h>
-#include <DHT_U.h>
+#include <Arduino.h>
+#include <ArduinoJson.h>
 #include <ESPAsyncWebServer.h>
 #include <HTTPClient.h>
+#include <M5StickC.h>
+
 #include <config.h>
 #include <secret.h>
-AsyncWebServer server(80);
 
-#define DHT1 27
-#define DHT2 19
-#define DHT3 25
-#define FAN 26
-// 25, 27, 32
-
-#define DHTTYPE DHT22 // DHT 22 (AM2302)
-
-DHT_Unified ShoesSensor1(DHT1, DHTTYPE);
-DHT_Unified ShoesSensor2(DHT2, DHTTYPE);
-DHT_Unified RoomSensor(DHT3, DHTTYPE);
+AsyncWebServer server(80);
 
-uint32_t delayMS;
+StaticJsonDocument<192> json_doc;
 HTTPClient http;
 
-float ShoesTemp1, ShoesTemp2, RoomTemp;
-float ShoesHumi1, ShoesHumi2, RoomHumi;
+const int update_interval_sec = 30;
 
-int count = 0;
+bool drying = false;
+
+float external_temperature, external_humidity, internal_temperature,
+    internal_humidity;
 
 void setup() {
-  M5.begin();
-  // Serial.begin(115200);
-  //  Initialize device.
-  ShoesSensor1.begin();
-  ShoesSensor2.begin();
-  RoomSensor.begin();
-  sensor_t sensor;
-  delayMS = sensor.min_delay;
-  pinMode(FAN, OUTPUT);
+  json_doc["device_id"] = DEVICE_ID;
 
-  digitalWrite(FAN, 1);
+  M5.begin();
+  Serial.begin(115200);
 
   // WiFi Setup
 
@@ -66,135 +41,52 @@ void setup() {
     M5.Lcd.setTextSize(3);                  // 文字サイズを設定
     M5.Lcd.printf("Connecting to WiFi..."); // シリアルモニタ
   }
-  // Serial.println("Connected to WiFi");
-  M5.Lcd.fillScreen(BLACK); // 画面の塗りつぶし
-  M5.Lcd.setCursor(0, 0);   // 文字列の書き出し位置
-  M5.Lcd.setTextSize(3);    // 文字サイズを設定
-  M5.Lcd.printf("Connected to WiFi");
 
   // リクエストに応じてJSON形式のデータを返すエンドポイントの設定
   server.on("/data", HTTP_GET, [](AsyncWebServerRequest *request) {
-    String jsonData = "";
-    jsonData += "{\n";
-    jsonData += "  \"sensor1\": {\n";
-    jsonData += "    \"temperature\": " + String(ShoesTemp1, 2) + ",\n";
-    jsonData += "    \"humidity\": " + String(ShoesHumi1, 2) + "\n";
-    jsonData += "  },\n";
-    jsonData += "  \"sensor2\": {\n";
-    jsonData += "    \"temperature\": " + String(ShoesTemp2, 2) + ",\n";
-    jsonData += "    \"humidity\": " + String(ShoesHumi2, 2) + "\n";
-    jsonData += "  },\n";
-    jsonData += "  \"sensor3\": {\n";
-    jsonData += "    \"temperature\": " + String(RoomTemp, 2) + ",\n";
-    jsonData += "    \"humidity\": " + String(RoomHumi, 2) + "\n";
-    jsonData += "  }\n";
-    jsonData += "}\n";
-    request->send(200, "application/json", jsonData);
+    char exporter_plain_json[1536];
+    serializeJson(json_doc, exporter_plain_json, sizeof(exporter_plain_json));
+
+    request->send(200, "application/json", exporter_plain_json);
   });
 
   // サーバーの開始
   server.begin();
 }
 
-int send_to_server(int id, bool status) {
+String get_session() {
+  http.begin(String(HOST_URL) + String("/api/session/?shoe_id=") +
+             String(DEVICE_ID));
+
+  int httpCode = http.GET();
+  String payload = http.getString();
+  http.end();
+  return payload;
+}
+
+int send_to_server(StaticJsonDocument<192> doc) {
+  char sender_plain_json[1536];
+  serializeJson(doc, sender_plain_json, sizeof(sender_plain_json));
+
   http.begin(HOST_URL);
   http.addHeader("Content-Type", "application/json");
-  int st = http.POST("{\"id\":" + String(id) + ",\"status\":" + String(status) +
-                     "}");
+
+  int st = http.POST((uint8_t *)sender_plain_json, strlen(sender_plain_json));
+
   http.end();
   return st;
 }
 
 int speed = 1;
 
-void fan_on(int sp = 1) { speed = sp; }
-void fan_off() { speed = 0; }
-void fan_run() { digitalWrite(FAN, speed); }
-// void fan_run() { analogWrite(FAN, speed); }
-
 long long timer = 0;
 
 void loop() {
-  if (millis() - timer > delayMS) {
+  if (millis() - timer > update_interval_sec * 1000) {
     timer = millis();
 
     Serial.println(WiFi.localIP());
-    // Delay between measurements.
-
-    // Get temperature event and print its value.
-    sensors_event_t event;
-    // ShoesSensor1
-
-    ShoesSensor1.temperature().getEvent(&event);
-    if (isnan(event.temperature)) {
-      // Serial.println(F("Error reading temperature!"));
-      M5.Lcd.printf("Error reading ShoesTemp1!");
-    } else {
-      ShoesTemp1 = event.temperature;
-    }
-    // Get humidity event and print its value.
-    ShoesSensor1.humidity().getEvent(&event);
-    if (isnan(event.relative_humidity)) {
-      // Serial.println(F("Error reading humidity!"));
-      M5.Lcd.printf("Error reading ShoesHumi1!");
-    } else {
-      ShoesHumi1 = event.relative_humidity;
-    }
-
-    // ShoesSensor2
-    ShoesSensor2.temperature().getEvent(&event);
-    if (isnan(event.temperature)) {
-      // Serial.println(F("Error reading temperature!"));
-      M5.Lcd.printf("Error reading ShoesTemp2!");
-    } else {
-      ShoesTemp2 = event.temperature;
-    }
-    // Get humidity event and print its value.
-    ShoesSensor2.humidity().getEvent(&event);
-    if (isnan(event.relative_humidity)) {
-      // Serial.println(F("Error reading humidity!"));
-      M5.Lcd.printf("Error reading ShoesHumi2!");
-    } else {
-      ShoesHumi2 = event.relative_humidity;
-    }
-
-    // RoomSensor
-    RoomSensor.temperature().getEvent(&event);
-    if (isnan(event.temperature)) {
-      // Serial.println(F("Error reading temperature!"));
-      M5.Lcd.printf("Error reading RoomTemp!");
-    } else {
-      RoomTemp = event.temperature;
-    }
-    // Get humidity event and print its value.
-    RoomSensor.humidity().getEvent(&event);
-    if (isnan(event.relative_humidity)) {
-      // Serial.println(F("Error reading humidity!"));
-      M5.Lcd.printf("Error reading RoomHumi!");
-    } else {
-      RoomHumi = event.relative_humidity;
-    }
-    // Serial.printf("Temperature: %f *C \t Humidity: %f %% \n", ShoesTemp1,
-    // ShoesHumi1);
-    M5.Lcd.fillScreen(BLACK); // 画面の塗りつぶし
-    M5.Lcd.setCursor(0, 0);   // 文字列の書き出し位置
-    M5.Lcd.setTextSize(3);    // 文字サイズを設定
-    M5.Lcd.printf("ShoesTemp1: %f *C \t ShoesHumi1: %f %% \n", ShoesTemp1,
-                  ShoesHumi1);
-    M5.Lcd.printf("ShoesTemp2: %f *C \t ShoesHumi2: %f %% \n", ShoesTemp2,
-                  ShoesHumi2);
-    M5.Lcd.printf("RoomTemp: %f *C \t ShoesHumi2: %f %% \n", RoomTemp,
-                  ShoesHumi2);
-
-    if (abs(ShoesTemp1 - RoomTemp) < GAP_TEMP &&
-        (ShoesHumi1 - RoomHumi) > GAP_HUM) {
-      fan_on();
-      send_to_server(DEVICE_ID, true);
-    } else {
-      fan_off();
-      send_to_server(DEVICE_ID, false);
-    }
-  };
 
-  fan_run();
+    Serial.println(get_session());
+  };
 }