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ESP8266-IOT-timer
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ESP8266-IOT-timer/src/main.cpp

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apply formatting guidelines to existing files & remove unused dep
2023-11-12 22:47:57 +01:00
const char SSID[] = "";
const char PASSWORD[] = "";
const char version[] = " 0.8";
#include "globalvars.h"
#include <Arduino.h>
#include <EEPROM.h>
#include <ESP8266WebServer.h>
#include <ESP8266WiFi.h>
#include <ezTime.h>
#include <stdint.h>
ESP8266WebServer server;
IPAddress staticIP(192, 168, 2, 5); // static IP address
IPAddress gateway(192, 168, 2, 1); // Router's IP address
IPAddress subnet(255, 255, 255, 0);
IPAddress dns(192, 168, 2, 1);
Timezone myTime;
char time_all[8][8][3] = {
{}, {}, {}, {},
{}, {}, {}, {}}; // 3D array for load_EEPROM() and handleTime()
const unsigned int pins[8] = {5, 4, 14, 12,
13, 10, 9}; // TODO: only 7 of 8 pins defined
int r = 0;
char stat[8][4] = {"AUS", "AUS", "AUS", "AUS",
"AUS", "AUS", "AUS", "AUS"}; // text on button
char t_stat[8][4] = {"", "", "", "",
"", "", "", ""}; // for "status of timer changed"
bool override[8] = {false, false, false, false,
false, false, false, false}; // for manual override
char home_html[3000]; // be careful when changing these values (might cause
// overflow)!
char settings_html[2014];
const char settings_html_pre[] PROGMEM = {"<!DOCTYPE html>\
<html lang='de'>\
<head>\
<meta charset='UTF-8'>\
<meta http-equiv='X-UA-Compatible' content='IE=edge'>\
<meta name='viewport' content='width=device-width, initial-scale=1.0'>\
<title>Einstellungen</title>\
<style>\
* {\
font-family: Arial, Helvetica, sans-serif;\
font-size: 26px;\
user-select: none;\
text-decoration: none;\
}\
a {\
color: black;\
}\
.wrapper_main {\
margin: 0 auto;\
max-width: fit-content;\
max-width: -moz-fit-content;\
text-align: center;\
background-color: rgb(214, 214, 214);\
padding: 1px 8px 8px 8px;\
border-radius: 4px;\
}\
#rule, [type='time'] {\
height: 36px;\
border: none;\
padding: 0 4px;\
margin: 4px 0;\
background-color: white;\
width: fit-content;\
width: -moz-fit-content;\
border-radius: 4px;\
}\
.animated_a, [type='submit']{\
background-color: rgb(135, 252, 119);\
border: none;\
border-radius: 4px;\
box-shadow: rgb(25, 167, 49) 0 4px;\
position: relative;\
margin: 8px 0;\
padding: 2px 8px;\
}\
[type='submit'] {\
position: relative;\
top: -2px;\
display: inline-block;\
}\
.animated_a {\
text-decoration: none;\
display: inline-block;\
margin: 8px 0;\
padding-top: 4px;\
height: 28px;\
}\
.wrapper_table {\
overflow: auto;\
}\
table {\
margin: 8px auto;\
}\
table, th, td {\
border: 1px solid black;\
border-collapse: collapse;\
user-select: text;\
padding: 0 8px;\
}\
.animated_a, [type='submit']{\
cursor: pointer;\
}\
.animated_a:active {\
box-shadow: rgb(25, 167, 49) 0 2px;\
top: 2px;\
}\
[type='submit']:active {\
box-shadow: rgb(25, 167, 49) 0 2px;\
top: 0px;\
}\
*:focus {\
outline: none;\
}\
</style>\
</head>\
<body>\
<div class='wrapper_main'>\
<form action='settings' method='POST'>\
<select name='rule' id='rule' required>\
<option value='' selected disabled>Ventiel Nr.</option>\
<option value='0'>1</option>\
<option value='1'>2</option>\
<option value='2'>3</option>\
<option value='3'>4</option>\
<option value='4'>5</option>\
<option value='5'>6</option>\
<option value='6'>7</option>\
<option value='7' disabled>8</option>\
</select>\
<br>\
<input type='time' name='time_o'>\
- <input type='time' name='time_f'>\
<br>\
<input type='time' name='time_o_1'>\
- <input type='time' name='time_f_1'>\
<br>\
<input type='submit'>\
</form>\
<div class='wrapper_table'>\
<table>\
<tr>\
<th style='background-color: gray;'></th>\
<th>von:</th>\
<th>bis:</th>\
<th>von:</th>\
<th>bis:</th>\
</tr>"};
void reload_home();
void reload_settings();
void handleToggle();
void load_EEPROM() {
unsigned int EEPROM_Addr = 0;
for (unsigned int i0 = 0; i0 < 8; i0++) {
for (unsigned int i = 0; i < 8; i++) {
fix theoretical overflow with sprintf
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sprintf(time_all[i0][i], "%02d", EEPROM.read(EEPROM_Addr));
apply formatting guidelines to existing files & remove unused dep
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EEPROM_Addr += 4;
yield();
}
}
}
void handleHome() {
reload_home();
server.send(200, "text/html", home_html);
debugln(ESP.getFreeHeap(), DEC);
}
void handleSettings() {
reload_settings();
server.setContentLength(strlen(settings_html_pre) + strlen(settings_html));
server.send(200, "text/html", settings_html_pre);
server.sendContent(settings_html);
debugln(ESP.getFreeHeap(), DEC);
}
void handleTime() {
const char args[4][9] = {"time_o", "time_f", "time_o_1", "time_f_1"};
for (unsigned int arg = 0; arg < 4; arg++) {
if (server.arg(args[arg]) != "") {
char buff_h[2][2] = {server.arg(args[arg])[0],
server.arg(args[arg])[1]};
char buff_m[2][2] = {server.arg(args[arg])[3],
server.arg(args[arg])[4]};
merge fix theoretical overflow with sprintf
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sprintf(time_all[arg * 2][server.arg("rule").toInt()], "%s%s",
buff_h[0], buff_h[1]);
sprintf(time_all[arg * 2 + 1][server.arg("rule").toInt()], "%s%s",
buff_m[0], buff_m[1]);
apply formatting guidelines to existing files & remove unused dep
2023-11-12 22:47:57 +01:00
EEPROM.put(server.arg("rule").toInt() * 4 + arg * 64,
atoi(time_all[arg * 2][server.arg("rule").toInt()]));
EEPROM.commit();
EEPROM.put(server.arg("rule").toInt() * 4 + arg * 64 + 32,
atoi(time_all[arg * 2 + 1][server.arg("rule").toInt()]));
EEPROM.commit();
}
}
reload_settings();
server.setContentLength(strlen(settings_html_pre) + strlen(settings_html));
server.send(301, "text/html", settings_html_pre);
server.sendContent(settings_html);
}
void timer() {
if (((myTime.hour() * 60 + myTime.minute() >=
atoi(time_all[0][r]) * 60 + atoi(time_all[1][r])) and
(myTime.hour() * 60 + myTime.minute() <
atoi(time_all[2][r]) * 60 + atoi(time_all[3][r]))) or
((myTime.hour() * 60 + myTime.minute() >=
atoi(time_all[4][r]) * 60 + atoi(time_all[5][r])) and
(myTime.hour() * 60 + myTime.minute() <
atoi(time_all[6][r]) * 60 + atoi(time_all[7][r])))) {
if ((override[r]) and (strcmp(t_stat[r], "off") == 0)) {
override[r] = false;
debugln(F("debug#1"));
}
sprintf(t_stat[r], "on");
if (!override[r]) {
digitalWrite(pins[r], LOW);
if (strcmp(stat[r], "AUS") == 0) {
debug(r);
debugln(F(" is on"));
sprintf(stat[r], "AN");
}
}
} else {
if ((override[r]) and (strcmp(t_stat[r], "on") == 0)) {
override[r] = false;
}
sprintf(t_stat[r], "off");
if (!override[r]) {
digitalWrite(pins[r], HIGH);
if (strcmp(stat[r], "AN") == 0) {
debug(r);
debugln(F(" is off"));
sprintf(stat[r], "AUS");
}
}
}
}
void setup() {
int p = 0;
while (p <= 7) {
pinMode(pins[p], OUTPUT);
digitalWrite(pins[p], HIGH);
p++;
}
Serial.begin(74880);
EEPROM.begin(256); // 4 bits for EEPROM, address 0-255, value 0-255
debug(F("\nver."));
debugln(version);
debugln(F("check for updates at "
"https://somepi.ddns.net/gitea/gilex-dev/ESP8266-IOT-timer/\n"));
load_EEPROM();
// WLAN-config
// ---------------------------------------------------------------------------------------------------------------------
WiFi.mode(WIFI_STA);
WiFi.config(staticIP, gateway, subnet, dns);
WiFi.hostname("ESP8266 IOT development");
WiFi.begin(SSID, PASSWORD);
Serial.println(F("Connecting ..."));
while (WiFi.status() != WL_CONNECTED) {
delay(250);
Serial.print('.');
}
Serial.print(F("\nConnected to "));
Serial.println(WiFi.SSID());
Serial.print(F("IP address:\t"));
Serial.println(WiFi.localIP());
//----------------------------------------------------------------------------------------------------------------------------------
myTime.setLocation("de");
waitForSync();
debug(F("Local time: "));
debugln(myTime.dateTime("H:i:s"));
setInterval();
server.on("/", HTTP_GET, handleHome);
server.on("/settings", HTTP_GET, handleSettings);
server.on("/settings", HTTP_POST, handleTime);
server.on("/toggle", HTTP_GET, handleToggle);
server.on("/version", HTTP_GET,
[] { server.send(200, "text/html", version); });
server.begin();
debugln(F("Webserver started"));
}
void loop() {
server.handleClient();
timer();
r++;
if (r == 7) {
r = 0;
}
yield();
delay(50);
}