#include <Wire.h>
#include <WiFi.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <WiFiClientSecure.h>
#include <ArduinoJson.h>
#include <HTTPClient.h>
#define USE_SERIAL Serial
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels
// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET     4 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

#define NUMFLAKES     10 // Number of snowflakes in the animation example
#define LOGO_HEIGHT   16
#define LOGO_WIDTH    16
//////////////
WiFiClient client;
HTTPClient http;
//////////////
#include "RTClib.h"

RTC_DS1307 rtc;
char daysOfTheWeek[7][12] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};
///////
//static const unsigned char PROGMEM logo_bmp[] ={};
void setup() {
  Serial.begin(115200);
  if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3c)) { // Address 0x3D for 128x64
    Serial.println(F("SSD1306 allocation failed"));
    for (;;); // Don't proceed, loop forever
  }
  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    Serial.flush();
    abort();
  }
  display.display();
  delay(2000); // Pause for 2 seconds
  ///////
  // tft.begin();
  // tft.setRotation(1);  // 調整顯示方向
  Serial.print("Connecting to WiFi");
  WiFi.mode(WIFI_STA);
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");
  ////////

  // u8g2.begin(tft);
}
void loop() {
  // Time
  DateTime now = rtc.now();
  display.clearDisplay();
  display.setTextColor(1);
  display.setTextSize(1);
  display.setCursor(0, 0);
  display.print("Current time:");
  display.print(String(now.year(), DEC));
  display.print('/');
  display.print(String(now.month(), DEC));
  display.print('/');
  display.print(String(now.day(), DEC));
  display.print("(");
  display.print(String(daysOfTheWeek[now.dayOfTheWeek()]));
  display.print(")");
  display.print(String(now.hour(), DEC));
  display.print(':');
  display.print(String(now.minute(), DEC));
  display.print(':');
  display.print(String(now.second(), DEC));
  display.println();
  display.setCursor(0, 10);

  // 授權碼 CWA-C6B2CEED-9CD5-4BE4-B95D-ADBFD6792BE9
  //cloud data
  if(WiFi.status()==WL_CONNECTED){
    //HTTPClient http;
    http.begin("https://opendata.cwb.gov.tw/api/v1/rest/datastore/F-D0047-077?Authorization=CWA-C6B2CEED-9CD5-4BE4-B95D-ADBFD6792BE9&limit=2&format=JSON&locationName=%E6%B0%B8%E5%BA%B7%E5%8D%80&elementName=WeatherDescription&timeFrom=2023-12-25T00%3A00%3A00&timeTo=2023-12-25T24%3A00%3A00");
  } 
  int httpCode = http.GET();
  if (httpCode == HTTP_CODE_OK) {         // 如果取得資料成功
    //6.取得網頁內容
    String payload = http.getString();  // 取得資料內容
    //7.將資料顯示在螢幕上
    Serial.println(payload);
    //JSON格式解析
    //payload = "[" + payload + "]"; //將資料轉為JSON 陣列格式
    DynamicJsonDocument AQJarray(payload.length() * 2);
    deserializeJson(AQJarray, payload);//解析payload為JSON Array格式
    String VI_IX = AQJarray["records"][0]["value"];
    String IX_XII = AQJarray["records"][1]["value"];
    String XII_XV = AQJarray["records"][2]["value"];
    String XV_IIXX = AQJarray["records"][3]["value"];
    String IXX_XXI = AQJarray["records"][4]["value"];
    String XXII_O = AQJarray["records"][5]["value"];
    char Time = now.hour();
    switch(Time){
      case 6:
      case 7:
      case 8:
        display.print(VI_IX);
        break;
      case 9:
      case 10:
      case 11:
        display.print(IX_XII);
        break;
      case 12:
      case 13:
      case 14:
        display.print(XII_XV);
        break;
      case 15:
      case 16:
      case 17:
        display.print(XV_IIXX);
        break;
      case 18:
      case 19:
      case 20:
        display.print(IXX_XXI);
        break;
      case 21:
      case 22:
      case 23:
        display.print(XXII_O);
        break;
    }
  }
  else {  // 如果取得資料失敗
    Serial.println("Error on HTTP request");
  }
  http.end();

  display.display();
  delay(2000);
}
void choose_display(){

}
// https://opendata.cwb.gov.tw/dist/opendata-swagger.html?urls.primaryName=openAPI#/%E9%A0%90%E5%A0%B1/get_v1_rest_datastore_F_D0047_077