From 7b6dfd11ec697f4a87d860e91b621f4ac8100261 Mon Sep 17 00:00:00 2001
From: Laurent Deleers <laurent.deleers@smals.be>
Date: Fri, 10 Apr 2020 10:40:11 +0200
Subject: [PATCH] stage gitlab1

---
 arduino-covid.ino |  49 ++++++++++++++++++++++
 covid19.cpp       | 101 ++++++++++++++++++++++++++++++++++++++++++++++
 covid19.h         |  20 +++++++++
 3 files changed, 170 insertions(+)
 create mode 100644 arduino-covid.ino
 create mode 100644 covid19.cpp
 create mode 100644 covid19.h

diff --git a/arduino-covid.ino b/arduino-covid.ino
new file mode 100644
index 0000000..f75cfd8
--- /dev/null
+++ b/arduino-covid.ino
@@ -0,0 +1,49 @@
+/* For Wemos D1 and OLED 128*64 display */
+
+#include <Arduino.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_SSD1306.h>
+#include <ArduinoJson.h>
+#include <ESP8266WiFi.h>
+#include <ESP8266WiFiMulti.h>
+#include <ESP8266HTTPClient.h>
+#include <WiFiClientSecureBearSSL.h>
+
+#include "covid19.h"
+
+
+#define OLED_RESET 0  // GPIO0
+Adafruit_SSD1306 OLED(OLED_RESET);
+ESP8266WiFiMulti WiFiMulti;
+
+
+void setup() {
+  Serial.begin(115200);
+  Serial.println();
+  delay(1000);
+  Serial.flush();
+  WiFi.mode(WIFI_STA);
+  WiFiMulti.addAP("lauIOT", "superiot1");
+
+  OLED.begin();
+  OLED.clearDisplay();
+  OLED.setTextWrap(false);
+  OLED.setTextSize(2);
+  OLED.setTextColor(WHITE);
+  OLED.setCursor(0,0);
+  OLED.println("=  Home  =\n=  Dash  =");
+  OLED.display();
+  delay(1000);
+}
+
+
+void loop() {
+  Covid19 COV;
+  
+  if ((WiFiMulti.run() == WL_CONNECTED)) {
+    COV.displayCountry("belgium",OLED);
+    delay(60000);
+    COV.displayWorld(OLED);
+  }
+  delay(60000);
+}
diff --git a/covid19.cpp b/covid19.cpp
new file mode 100644
index 0000000..5b96275
--- /dev/null
+++ b/covid19.cpp
@@ -0,0 +1,101 @@
+#include "covid19.h"
+
+Covid19::Covid19() {
+  lastWorld = 0;
+  }
+
+String Covid19::getDataFor(String myuri) {
+    String payload;
+    std::unique_ptr<BearSSL::WiFiClientSecure>client(new BearSSL::WiFiClientSecure);
+    client->setInsecure();
+    HTTPClient https;
+    https.setTimeout(5000);
+    Serial.print("[HTTPS] begin...\n");
+    if (https.begin(*client, "https://corona.lmao.ninja/"+myuri)) {
+      int httpCode = https.GET();
+      if (httpCode > 0) {
+        Serial.printf("[HTTPS] GET... code: %d\n", httpCode);
+        if (httpCode == HTTP_CODE_OK || httpCode == HTTP_CODE_MOVED_PERMANENTLY) {
+          payload = https.getString();
+        }
+      } else {
+        payload = "{'error " + (String)https.errorToString(httpCode).c_str() + "'}";
+        //Serial.printf("[HTTPS] GET... failed, error: %s\n", https.errorToString(httpCode).c_str());
+      }
+      https.end();
+    } else {
+      Serial.printf("[HTTPS] Unable to connect\n");
+      payload = "{'error'}";
+    }
+  return payload;
+  }
+
+
+void Covid19::displayCountry(String country, Adafruit_SSD1306 &OLED) {
+  String json = getDataFor("countries/"+country);
+  StaticJsonDocument<1024> doc;
+  DeserializationError error = deserializeJson(doc, json);
+  if (error) {
+    Serial.print(F("deserializeJson() failed: "));
+    Serial.println(error.c_str());
+    return;
+    }
+  int cases       = doc["cases"];
+  int todayCases  = doc["todayCases"];
+  int deaths      = doc["deaths"];
+  int todayDeaths = doc["todayDeaths"];
+  int recovered   = doc["recovered"];
+  Serial.print("|=============================\n");
+  Serial.print("|  STATS FOR : " + country + "\n");
+  Serial.print("|=============================\n");
+  Serial.print("| Cases       : " + String(cases)       + " \n");
+  Serial.print("| todayCases  : " + String(todayCases)  + " \n");
+  Serial.print("| deaths      : " + String(deaths)      + " \n");
+  Serial.print("| todayDeaths : " + String(todayDeaths) + " \n");
+  Serial.print("| recovered   : " + String(recovered)   + " \n");
+  OLED.clearDisplay();
+  OLED.setTextWrap(false);
+  OLED.setTextSize(1);
+  OLED.setTextColor(WHITE);
+  OLED.setCursor(0,0);
+  OLED.println("  === " + country + " === " );
+  OLED.println("Cases : " + String(cases) + " (" + todayCases + ")"    );
+  OLED.println("Death : " + String(deaths)    );
+  OLED.println("Recov : " + String(recovered) );
+  OLED.display();
+  }
+
+void Covid19::displayWorld(Adafruit_SSD1306 &OLED) {
+  String json = getDataFor("all");
+  StaticJsonDocument<512> doc;
+  DeserializationError error = deserializeJson(doc, json);
+  if (error) {
+    Serial.print(F("deserializeJson() failed: "));
+    Serial.println(error.c_str());
+    return;
+    }
+  int cases       = doc["cases"];
+  int deaths      = doc["deaths"];
+  int recovered   = doc["recovered"];
+  if(lastWorld==0) lastWorld = cases;
+  int delta       = cases - lastWorld;
+  
+  Serial.print("|=============================\n");
+  Serial.print("|  STATS FOR :  WORLD   \n");
+  Serial.print("|=============================\n");
+  Serial.print("| Cases       : " + String(cases)       + " ("+delta+")\n");
+  Serial.print("| deaths      : " + String(deaths)      + " \n");
+  Serial.print("| recovered   : " + String(recovered)   + " \n");
+  OLED.clearDisplay();
+  OLED.setTextWrap(false);
+  OLED.setTextSize(1);
+  OLED.setTextColor(WHITE);
+  OLED.setCursor(0,0);
+  OLED.println("  === WORLDWIDE === " );
+  OLED.println("Cases : " + String(cases) + "("+delta+")"    );
+  OLED.println("Death : " + String(deaths)    );
+  OLED.println("Recov : " + String(recovered) );
+  OLED.display();
+
+  lastWorld = cases;
+  }
diff --git a/covid19.h b/covid19.h
new file mode 100644
index 0000000..e71fd4c
--- /dev/null
+++ b/covid19.h
@@ -0,0 +1,20 @@
+#include <Arduino.h>
+#include <ESP8266HTTPClient.h>
+#include <WiFiClientSecureBearSSL.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_SSD1306.h>
+#include <ArduinoJson.h>
+
+
+class Covid19 {
+
+  private:
+    int lastWorld;
+    String getDataFor(String myuri);
+
+  public:
+    Covid19();
+    void displayCountry(String country, Adafruit_SSD1306 &OLED);
+    void displayWorld(Adafruit_SSD1306 &OLED);
+  
+  };