My not so stupid home

1#include "Time.h"
2
3Time::Time()
4{
5  _hours = -1;
6  _minutes   = -1;
7  _seconds = -1;
8
9}
10
11Time::Time(int hours, int minutes, int   seconds)
12{
13  _hours = hours;
14  _minutes = minutes;
15  _seconds = seconds;
16
17}
18
19String   Time::toString(){
20  return String(_hours)+":"+ String(_minutes)+":"+String(_seconds);
21}
22int   Time::getHours()
23{
24   return _hours;
25}
26
27int Time::getMinutes()
28{
29    return _minutes;
30}
31
32int Time::getSeconds()
33{
34   return _seconds;
35}
36
37void   Time::setHours(int hours)
38{
39   _hours=hours;
40}
41
42void Time::setMinutes(int   minutes)
43{
44   _minutes=minutes;
45}
46
47void Time::setSeconds(int seconds)
48{
49    _seconds=seconds;
50}
51
52bool Time::isEqual(Time t)
53{
54  if( _hours   == t.getHours() &&
55    _minutes == t.getMinutes() &&
56    _seconds == t.getSeconds()
57     )
58    {
59      return true;
60    }
61    else
62    {
63      return   false;
64    }
65}

1#include <ArduinoJson.h>
2#include <Servo.h>
3#include <ESP8266WebServer.h>
4#include   <ESP8266mDNS.h>
5#include <DHT.h>
6#include <SPI.h>
7#include <SD.h>
8#include   <WiFiUdp.h>
9#include <NTPClient.h>
10#include "Time.h"
11File myFile;
12
13#define   DHTTYPE DHT11 
14
15//DHT11 sensor pin
16#define DHTPin  3 //RX pin
17
18//   Water pump pins
19#define ENBPin 2 // D4
20#define IN3Pin 4 // D2
21#define IN4Pin   0 // D3
22
23//Servo pin
24#define SERVOPin 5 //D1
25
26// Light relay pin
27#define   LIGHTPin 16 //D0
28
29//SD card
30const int chipSelect = D8;  // used for ESP8266
31
32//WiFi   
33const char* ssid     = "wifiname";
34const char* password = "password";
35
36//UTC   + offset 
37const long utcOffsetInSeconds = 3600;
38
39ESP8266WebServer server(80);
40DHT   dht(DHTPin, DHTTYPE);
41
42Servo servo1;
43
44WiFiUDP ntpUDP;
45NTPClient timeClient(ntpUDP,   "europe.pool.ntp.org", utcOffsetInSeconds);
46
47
48//Time
49Time feedingTime;
50Time   wateringTime;
51
52static float celsiusTemp;
53static float humidityTemp;
54static   int lightState;
55
56void setup() {
57  Serial.begin(115200);
58 // startTime   = millis();
59  servo1.attach(SERVOPin);
60  dht.begin();
61
62  // Initialize   the output variables as outputs
63  pinMode(LIGHTPin, OUTPUT);
64  pinMode(IN3Pin,   OUTPUT);
65  pinMode(IN4Pin, OUTPUT);
66  pinMode(ENBPin, OUTPUT);
67  
68  //   Set outputs to LOW
69  digitalWrite(LIGHTPin, LOW);
70  readConfig();
71  connectAndStartServer();
72}
73
74void   readConfig() {  
75  if (!SD.begin(chipSelect)) {
76    Serial.println("Initialization   failed!");
77    while (1);
78  }
79
80  String data ="";
81  File dataFile   = SD.open("config.json",FILE_READ);
82
83  if (dataFile) {
84
85      while   (dataFile.available())
86      {
87        data += (char)dataFile.read();
88       }
89      dataFile.close();
90
91      StaticJsonDocument<200> doc;
92       deserializeJson(doc, data);
93      //Set watering time
94      wateringTime.setHours((int)doc["wateringTime"]["hours"]);
95       wateringTime.setMinutes((int)doc["wateringTime"]["minnutes"]);
96      wateringTime.setSeconds((int)doc["wateringTime"]["seconds"]);
97
98       //Set feeding time
99      feedingTime.setHours((int)doc["feedingTime"]["hours"]);
100       feedingTime.setMinutes((int)doc["feedingTime"]["minnutes"]);
101      feedingTime.setSeconds((int)doc["feedingTime"]["seconds"]);
102   }
103}
104void connectAndStartServer(){
105    // Connect to Wi-Fi network with   SSID and password
106  Serial.print("Connecting to ");
107  Serial.println(ssid);
108   WiFi.begin(ssid, password);
109  while (WiFi.status() != WL_CONNECTED) {
110    delay(500);
111     Serial.print(".");
112  }
113  
114  // Print local IP address and start web   server
115  Serial.println("");
116  Serial.println("WiFi connected.");
117   Serial.println("IP address: ");
118  Serial.println(WiFi.localIP());
119
120   // Server GET and POST methods
121  server.on("/", handleRoot);
122  server.on("/getTemperatureAndHumidity",   handleTemperatureAndHumidity);
123  server.on("/setLightState/",handleLightState);
124   server.on("/startWatering",handlePump);
125  server.on("/startFeeding",handleFeeder);
126   server.on("/getConfiguration",handleGetConfiguration);
127  server.onNotFound(handleNotFound);
128
129   server.begin();
130  
131  Serial.println("HTTP server started");
132}
133
134void   handleGetConfiguration(){
135   String data ="";
136   File dataFile = SD.open("config.json",FILE_READ);
137
138     if (dataFile) {
139  
140        while (dataFile.available())
141        {
142           data += (char)dataFile.read();
143        }
144        dataFile.close();
145
146         server.send(200,"application/json",data);
147    }
148    else
149    {
150           server.send(400,"error with Sd card");
151    }
152}
153
154void handleFeeder(){
155   servo1.write(0);
156  delay(500);
157  servo1.write(90);
158  delay(500);
159   servo1.write(0);
160  delay(500);	
161  
162  server.send(200,"text/plain","Feeding   done");
163}
164void handleLightState(){
165  String message = "";
166  if (server.method()   != HTTP_POST) {
167    Serial.println("Not allowed.");
168    server.send(405,   "text/plain", "Method Not Allowed");
169  } 
170  else 
171  {
172    String   state = server.arg("plain");
173    SetLight(state.toInt());
174    server.send(200,   "application/json", "{\\"lightState\\":" + state +"}");
175  }
176}
177void   handleTemperatureAndHumidity(){
178  if(ReadDHT11())
179  {
180      server.send(200,"application/json","{\\"temperature\\":"+   String(celsiusTemp) +",\\"humidity\\":"+ String(humidityTemp) +"}");
181  }
182   else
183  {
184    server.send(400,"text/plain","Unable to read from sensor");
185   }
186  
187}
188void handleRoot(){
189     ReadDHT11();
190     server.send(200,"application/json","{\\"temperature\\":"+   String(celsiusTemp) +",\\"humidity\\":"+ String(humidityTemp) +",\\"lightState\\":"+   String(lightState) +"}");
191}
192void handleNotFound() {
193  
194  String message   = "File Not Found\
195\
196";
197  message += "URI: ";
198  message += server.uri();
199   message += "\
200Method: ";
201  message += (server.method() == HTTP_GET) ? "GET"   : "POST";
202  message += "\
203Arguments: ";
204  message += server.args();
205   message += "\
206";
207
208  for (uint8_t i = 0; i < server.args(); i++) {
209     message += " " + server.argName(i) + ": " + server.arg(i) + "\
210";
211   }
212
213  server.send(404, "text/plain", message);
214}
215void handlePump(){
216     // Run water pump
217    digitalWrite(IN3Pin, LOW);
218    digitalWrite(IN4Pin,   HIGH);
219    digitalWrite(ENBPin, HIGH);
220    
221    // Make pump run for 6   sec.
222    Serial.println("Watering..");
223    delay(6000);
224    
225    //   Stop pump
226    digitalWrite(IN3Pin, LOW);
227    digitalWrite(IN4Pin, LOW);
228     digitalWrite(ENBPin, LOW);
229
230    Serial.println("Watering done.");
231
232     server.send(200,"text/plain","Watering done");
233}
234
235void loop(void)   {
236  server.handleClient();
237  MDNS.update();
238  getTime();
239}
240void getTime()   {
241 timeClient.update();
242 int hours = timeClient.getHours();
243 int minutes   = timeClient.getMinutes();
244 int seconds = timeClient.getSeconds();
245 //use
246   handleTime(Time(hours,minutes,seconds));
247 delay(1000);
248}
249void handleTime(Time   t){
250   if(t.isEqual(feedingTime))
251   {
252      handleFeeder();
253   }
254    if(t.isEqual(wateringTime))
255   {
256      handlePump();
257   }
258}
259
260void   SetLight(int state){
261  digitalWrite(LIGHTPin, state);
262  lightState = state;
263}
264
265bool   ReadDHT11(){
266          
267            // Sensor readings may also be up to 2   seconds 'old' (its a very slow sensor)
268            float h = dht.readHumidity();
269             // Read temperature as Celsius (the default)
270            float t   = dht.readTemperature();
271        
272            // Check if any reads failed   and exit early (to try again).
273            if (isnan(h) || isnan(t)) {
274              Serial.println("Failed   to read from DHT sensor!");
275              celsiusTemp = 0;
276              humidityTemp   = 0;     
277              return false;    
278            }
279            else{
280               // Computes temperature values in Celsius + Fahrenheit and Humidity
281               celsiusTemp = t;
282              humidityTemp = h;   
283              return   true;
284            }
285      
286}

1#ifndef Time_h
2#define Time_h
3
4#include <Arduino.h>
5
6class  Time
7{
8  public:
9    Time();
10    Time(int hours, int minutes, int seconds);
11    int getHours();
12    int getMinutes();
13    int getSeconds();
14    void  setHours(int hours);
15    void setMinutes(int minutes);
16    void setSeconds(int  seconds);
17    bool isEqual(Time t);
18    String toString();
19   
20  private:
21    int _hours;
22    int _minutes;
23    int _seconds;
24};
25
26#endif

1#ifndef Time_h
2#define Time_h
3
4#include <Arduino.h>
5
6class
7  Time
8{
9  public:
10    Time();
11    Time(int hours, int minutes, int seconds);
12
13    int getHours();
14    int getMinutes();
15    int getSeconds();
16    void
17  setHours(int hours);
18    void setMinutes(int minutes);
19    void setSeconds(int
20  seconds);
21    bool isEqual(Time t);
22    String toString();
23   
24  private:
25
26    int _hours;
27    int _minutes;
28    int _seconds;
29};
30
31#endif

1#include "Time.h"
2
3Time::Time()
4{
5  _hours = -1;
6  _minutes  = -1;
7  _seconds = -1;
8
9}
10
11Time::Time(int hours, int minutes, int  seconds)
12{
13  _hours = hours;
14  _minutes = minutes;
15  _seconds = seconds;
16
17}
18
19String  Time::toString(){
20  return String(_hours)+":"+ String(_minutes)+":"+String(_seconds);
21}
22int  Time::getHours()
23{
24   return _hours;
25}
26
27int Time::getMinutes()
28{
29   return _minutes;
30}
31
32int Time::getSeconds()
33{
34   return _seconds;
35}
36
37void  Time::setHours(int hours)
38{
39   _hours=hours;
40}
41
42void Time::setMinutes(int  minutes)
43{
44   _minutes=minutes;
45}
46
47void Time::setSeconds(int seconds)
48{
49   _seconds=seconds;
50}
51
52bool Time::isEqual(Time t)
53{
54  if( _hours  == t.getHours() &&
55    _minutes == t.getMinutes() &&
56    _seconds == t.getSeconds()
57    )
58    {
59      return true;
60    }
61    else
62    {
63      return  false;
64    }
65}

1#include <ArduinoJson.h>
2#include <Servo.h>
3#include <ESP8266WebServer.h>
4#include  <ESP8266mDNS.h>
5#include <DHT.h>
6#include <SPI.h>
7#include <SD.h>
8#include  <WiFiUdp.h>
9#include <NTPClient.h>
10#include "Time.h"
11File myFile;
12
13#define  DHTTYPE DHT11 
14
15//DHT11 sensor pin
16#define DHTPin  3 //RX pin
17
18//  Water pump pins
19#define ENBPin 2 // D4
20#define IN3Pin 4 // D2
21#define IN4Pin  0 // D3
22
23//Servo pin
24#define SERVOPin 5 //D1
25
26// Light relay pin
27#define  LIGHTPin 16 //D0
28
29//SD card
30const int chipSelect = D8;  // used for ESP8266
31
32//WiFi  
33const char* ssid     = "wifiname";
34const char* password = "password";
35
36//UTC  + offset 
37const long utcOffsetInSeconds = 3600;
38
39ESP8266WebServer server(80);
40DHT  dht(DHTPin, DHTTYPE);
41
42Servo servo1;
43
44WiFiUDP ntpUDP;
45NTPClient timeClient(ntpUDP,  "europe.pool.ntp.org", utcOffsetInSeconds);
46
47
48//Time
49Time feedingTime;
50Time  wateringTime;
51
52static float celsiusTemp;
53static float humidityTemp;
54static  int lightState;
55
56void setup() {
57  Serial.begin(115200);
58 // startTime  = millis();
59  servo1.attach(SERVOPin);
60  dht.begin();
61
62  // Initialize  the output variables as outputs
63  pinMode(LIGHTPin, OUTPUT);
64  pinMode(IN3Pin,  OUTPUT);
65  pinMode(IN4Pin, OUTPUT);
66  pinMode(ENBPin, OUTPUT);
67  
68  //  Set outputs to LOW
69  digitalWrite(LIGHTPin, LOW);
70  readConfig();
71  connectAndStartServer();
72}
73
74void  readConfig() {  
75  if (!SD.begin(chipSelect)) {
76    Serial.println("Initialization  failed!");
77    while (1);
78  }
79
80  String data ="";
81  File dataFile  = SD.open("config.json",FILE_READ);
82
83  if (dataFile) {
84
85      while  (dataFile.available())
86      {
87        data += (char)dataFile.read();
88      }
89      dataFile.close();
90
91      StaticJsonDocument<200> doc;
92      deserializeJson(doc, data);
93      //Set watering time
94      wateringTime.setHours((int)doc["wateringTime"]["hours"]);
95      wateringTime.setMinutes((int)doc["wateringTime"]["minnutes"]);
96      wateringTime.setSeconds((int)doc["wateringTime"]["seconds"]);
97
98      //Set feeding time
99      feedingTime.setHours((int)doc["feedingTime"]["hours"]);
100      feedingTime.setMinutes((int)doc["feedingTime"]["minnutes"]);
101      feedingTime.setSeconds((int)doc["feedingTime"]["seconds"]);
102  }
103}
104void connectAndStartServer(){
105    // Connect to Wi-Fi network with  SSID and password
106  Serial.print("Connecting to ");
107  Serial.println(ssid);
108  WiFi.begin(ssid, password);
109  while (WiFi.status() != WL_CONNECTED) {
110    delay(500);
111    Serial.print(".");
112  }
113  
114  // Print local IP address and start web  server
115  Serial.println("");
116  Serial.println("WiFi connected.");
117  Serial.println("IP address: ");
118  Serial.println(WiFi.localIP());
119
120  // Server GET and POST methods
121  server.on("/", handleRoot);
122  server.on("/getTemperatureAndHumidity",  handleTemperatureAndHumidity);
123  server.on("/setLightState/",handleLightState);
124  server.on("/startWatering",handlePump);
125  server.on("/startFeeding",handleFeeder);
126  server.on("/getConfiguration",handleGetConfiguration);
127  server.onNotFound(handleNotFound);
128
129  server.begin();
130  
131  Serial.println("HTTP server started");
132}
133
134void  handleGetConfiguration(){
135   String data ="";
136   File dataFile = SD.open("config.json",FILE_READ);
137
138    if (dataFile) {
139  
140        while (dataFile.available())
141        {
142          data += (char)dataFile.read();
143        }
144        dataFile.close();
145
146        server.send(200,"application/json",data);
147    }
148    else
149    {
150          server.send(400,"error with Sd card");
151    }
152}
153
154void handleFeeder(){
155  servo1.write(0);
156  delay(500);
157  servo1.write(90);
158  delay(500);
159  servo1.write(0);
160  delay(500);	
161  
162  server.send(200,"text/plain","Feeding  done");
163}
164void handleLightState(){
165  String message = "";
166  if (server.method()  != HTTP_POST) {
167    Serial.println("Not allowed.");
168    server.send(405,  "text/plain", "Method Not Allowed");
169  } 
170  else 
171  {
172    String  state = server.arg("plain");
173    SetLight(state.toInt());
174    server.send(200,  "application/json", "{\\"lightState\\":" + state +"}");
175  }
176}
177void  handleTemperatureAndHumidity(){
178  if(ReadDHT11())
179  {
180      server.send(200,"application/json","{\\"temperature\\":"+  String(celsiusTemp) +",\\"humidity\\":"+ String(humidityTemp) +"}");
181  }
182  else
183  {
184    server.send(400,"text/plain","Unable to read from sensor");
185  }
186  
187}
188void handleRoot(){
189     ReadDHT11();
190     server.send(200,"application/json","{\\"temperature\\":"+  String(celsiusTemp) +",\\"humidity\\":"+ String(humidityTemp) +",\\"lightState\\":"+  String(lightState) +"}");
191}
192void handleNotFound() {
193  
194  String message  = "File Not Found\
195\
196";
197  message += "URI: ";
198  message += server.uri();
199  message += "\
200Method: ";
201  message += (server.method() == HTTP_GET) ? "GET"  : "POST";
202  message += "\
203Arguments: ";
204  message += server.args();
205  message += "\
206";
207
208  for (uint8_t i = 0; i < server.args(); i++) {
209    message += " " + server.argName(i) + ": " + server.arg(i) + "\
210";
211  }
212
213  server.send(404, "text/plain", message);
214}
215void handlePump(){
216    // Run water pump
217    digitalWrite(IN3Pin, LOW);
218    digitalWrite(IN4Pin,  HIGH);
219    digitalWrite(ENBPin, HIGH);
220    
221    // Make pump run for 6  sec.
222    Serial.println("Watering..");
223    delay(6000);
224    
225    //  Stop pump
226    digitalWrite(IN3Pin, LOW);
227    digitalWrite(IN4Pin, LOW);
228    digitalWrite(ENBPin, LOW);
229
230    Serial.println("Watering done.");
231
232    server.send(200,"text/plain","Watering done");
233}
234
235void loop(void)  {
236  server.handleClient();
237  MDNS.update();
238  getTime();
239}
240void getTime()  {
241 timeClient.update();
242 int hours = timeClient.getHours();
243 int minutes  = timeClient.getMinutes();
244 int seconds = timeClient.getSeconds();
245 //use
246  handleTime(Time(hours,minutes,seconds));
247 delay(1000);
248}
249void handleTime(Time  t){
250   if(t.isEqual(feedingTime))
251   {
252      handleFeeder();
253   }
254   if(t.isEqual(wateringTime))
255   {
256      handlePump();
257   }
258}
259
260void  SetLight(int state){
261  digitalWrite(LIGHTPin, state);
262  lightState = state;
263}
264
265bool  ReadDHT11(){
266          
267            // Sensor readings may also be up to 2  seconds 'old' (its a very slow sensor)
268            float h = dht.readHumidity();
269            // Read temperature as Celsius (the default)
270            float t  = dht.readTemperature();
271        
272            // Check if any reads failed  and exit early (to try again).
273            if (isnan(h) || isnan(t)) {
274              Serial.println("Failed  to read from DHT sensor!");
275              celsiusTemp = 0;
276              humidityTemp  = 0;     
277              return false;    
278            }
279            else{
280              // Computes temperature values in Celsius + Fahrenheit and Humidity
281              celsiusTemp = t;
282              humidityTemp = h;   
283              return  true;
284            }
285      
286}