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mirror of https://github.com/revspace/operame synced 2024-12-04 21:57:30 +00:00

Code cleanup

- Removed unused #define and 'using namespace'
- Moved magic literals to global const
- Reordered functions
- Changed timers in main loop to simple macro instead of Timer class
- Changed several identifiers
- Reformatted global variable assignments
This commit is contained in:
Juerd Waalboer 2020-12-27 20:57:53 +01:00
parent a9242b549b
commit f4fe6e3a1e

View File

@ -1,4 +1,3 @@
#define Sprintf(f, ...) ({ char* s; asprintf(&s, f, __VA_ARGS__); String r = s; free(s); r; })
#include <WiFi.h>
#include <MQTT.h>
#include <SPIFFS.h>
@ -10,48 +9,36 @@
#include <logo.h>
#include <list>
using namespace std;
unsigned long mqtt_interval;
const int portalbutton = 35;
const int demobutton = 0;
bool ota_enabled;
int co2_warning;
int co2_critical;
int co2_blink;
enum Driver { AQC, MHZ };
Driver driver;
Driver driver;
MQTTClient mqtt;
HardwareSerial hwserial1(1);
TFT_eSPI display;
TFT_eSprite sprite(&display);
MHZ19 mhz;
int mhz_co2_init = 410; // magic value reported while initializing
const int pin_portalbutton = 35;
const int pin_demobutton = 0;
const int pin_backlight = 4;
const int pin_sensor_rx = 27;
const int pin_sensor_tx = 26;
const int pin_pcb_ok = 12; // pulled to GND by PCB trace
int mhz_co2_init = 410; // magic value reported during init
MQTTClient mqtt;
HardwareSerial hwserial1(1);
TFT_eSPI display;
TFT_eSprite sprite(&display);
MHZ19 mhz;
String mqtt_topic;
String mqtt_template;
bool add_units;
bool wifi_enabled;
bool mqtt_enabled;
int max_failures;
// Configuration via WiFiSettings
unsigned long mqtt_interval;
bool ota_enabled;
int co2_warning;
int co2_critical;
int co2_blink;
String mqtt_topic;
String mqtt_template;
bool add_units;
bool wifi_enabled;
bool mqtt_enabled;
int max_failures;
struct Timer {
unsigned long previous;
unsigned long interval;
std::function<void()> function;
void operator()() {
if (millis() - previous >= interval) {
function();
previous = millis();
}
}
Timer(unsigned long ms, std::function<void()> f)
: interval(ms), function(f) {}
};
void retain(String topic, String message) {
void retain(const String& topic, const String& message) {
Serial.printf("%s %s\n", topic.c_str(), message.c_str());
mqtt.publish(topic, message, true, 0);
}
@ -103,47 +90,6 @@ void display_logo() {
sprite.pushSprite(0, 0);
}
void panic(const String& message) {
display_big(message, TFT_RED);
delay(5000);
ESP.restart();
}
void setup_ota() {
ArduinoOTA.setHostname(WiFiSettings.hostname.c_str());
ArduinoOTA.setPassword(WiFiSettings.password.c_str());
ArduinoOTA.onStart( []() { display_big("OTA", TFT_BLUE); });
ArduinoOTA.onEnd( []() { display_big("OTA done", TFT_GREEN); });
ArduinoOTA.onError( [](ota_error_t e) { display_big("OTA failed", TFT_RED); });
ArduinoOTA.onProgress([](unsigned int p, unsigned int t) {
String pct { (int) ((float) p / t * 100) };
display_big(pct + "%");
});
ArduinoOTA.begin();
}
bool button(int pin) {
if (digitalRead(pin)) return false;
unsigned long start = millis();
while (!digitalRead(pin)) {
if (millis() - start >= 50) display_big("");
}
return millis() - start >= 50;
}
void check_portalbutton() {
if (button(portalbutton)) WiFiSettings.portal();
}
void check_demobutton() {
if (button(demobutton)) ppm_demo();
}
void check_buttons() {
check_portalbutton();
check_demobutton();
}
void display_ppm(int ppm) {
int fg, bg;
if (ppm >= co2_critical) {
@ -170,7 +116,7 @@ void ppm_demo() {
delay(1000);
for (int p = 400; p < 1200; p++) {
display_ppm(p);
if (button(demobutton)) {
if (button(pin_demobutton)) {
display_logo();
delay(500);
return;
@ -181,132 +127,45 @@ void ppm_demo() {
delay(5000);
}
void setup() {
Serial.begin(115200);
Serial.println("Operame start");
SPIFFS.begin(true);
pinMode(portalbutton, INPUT_PULLUP);
pinMode(demobutton, INPUT_PULLUP);
pinMode(4, OUTPUT);
digitalWrite(4, HIGH);
void panic(const String& message) {
display_big(message, TFT_RED);
delay(5000);
ESP.restart();
}
display.init();
display.fillScreen(TFT_BLACK);
display.setRotation(1);
sprite.createSprite(display.width(), display.height());
pinMode(12, INPUT_PULLUP);
while (digitalRead(12)) {
display_big("module verkeerd om!", TFT_RED);
delay(1000);
bool button(int pin) {
if (digitalRead(pin)) return false;
unsigned long start = millis();
while (!digitalRead(pin)) {
if (millis() - start >= 50) display_big("");
}
return millis() - start >= 50;
}
hwserial1.begin(9600, SERIAL_8N1, 27, 26);
void check_portalbutton() {
if (button(pin_portalbutton)) WiFiSettings.portal();
}
if (aqc_get_co2() >= 0) {
driver = AQC;
hwserial1.setTimeout(100);
Serial.println("Using AQC driver.");
} else {
driver = MHZ;
mhz_setup();
Serial.println("Using MHZ driver.");
}
void check_demobutton() {
if (button(pin_demobutton)) ppm_demo();
}
display_logo();
delay(2000);
void check_buttons() {
check_portalbutton();
check_demobutton();
}
WiFiSettings.hostname = "operame-";
wifi_enabled = WiFiSettings.checkbox("operame_wifi", false, "WiFi-verbinding gebruiken");
ota_enabled = WiFiSettings.checkbox("operame_ota", false, "Draadloos herprogrammeren inschakelen. (Gebruikt portaalwachtwoord!)") && wifi_enabled;
WiFiSettings.heading("CO2-niveaus");
co2_warning = WiFiSettings.integer("operame_co2_warning", 400, 5000, 700, "Geel vanaf [ppm]");
co2_critical = WiFiSettings.integer("operame_co2_critical",400, 5000, 800, "Rood vanaf [ppm]");
co2_blink = WiFiSettings.integer("operame_co2_blink", 800, 5000, 800, "Knipperen vanaf [ppm]");
WiFiSettings.heading("MQTT");
mqtt_enabled = WiFiSettings.checkbox("operame_mqtt", false, "Metingen via het MQTT-protocol versturen") && wifi_enabled;
String server = WiFiSettings.string("mqtt_server", 64, "", "Broker");
int port = WiFiSettings.integer("mqtt_port", 0, 65535, 1883, "Broker TCP-poort");
max_failures = WiFiSettings.integer("operame_max_failures", 0, 1000, 10, "Aantal verbindingsfouten voor automatische herstart");
mqtt_topic = WiFiSettings.string("operame_mqtt_topic", WiFiSettings.hostname, "Topic");
mqtt_interval = 1000UL * WiFiSettings.integer("operame_mqtt_interval", 10, 3600, 60, "Publicatie-interval [s]");
mqtt_template = WiFiSettings.string("operame_mqtt_template", "{} PPM", "Berichtsjabloon");
WiFiSettings.info("De {} in het sjabloon wordt vervangen door de gemeten waarde.");
if (ota_enabled) WiFiSettings.onPortal = setup_ota;
WiFiSettings.onConnect = [] {
display_big("Verbinden met WiFi...", TFT_BLUE);
check_portalbutton();
return 50;
};
WiFiSettings.onFailure = [] {
display_big("WiFi mislukt!", TFT_RED);
delay(2000);
};
static int portal_phase = 0;
WiFiSettings.onPortalView = [] {
if (portal_phase < 2) portal_phase = 2;
};
WiFiSettings.onConfigSaved = [] {
portal_phase = 3;
};
WiFiSettings.onPortalWaitLoop = [] {
if (WiFi.softAPgetStationNum() == 0) portal_phase = 0;
else if (! portal_phase) portal_phase = 1;
switch (portal_phase) {
case 0: {
display_lines({
"Voor configuratie,",
"verbind met WiFi",
"\"" + WiFiSettings.hostname + "\"",
"met een smartphone."
}, TFT_WHITE, TFT_BLUE);
break ;
}
case 1: {
display_lines({
"Volg instructies op",
"uw smartphone.",
"(inlog-notificatie)"
}, TFT_WHITE, TFT_BLUE);
break;
}
case 2: {
display_lines({
"Wijzig instellingen",
"en klik op \"Save\".",
"(rechtsonder)"
}, TFT_WHITE, TFT_BLUE);
break;
}
case 3: {
display_lines({
"Wijzig instellingen",
"en klik op \"Save\".",
"Of \"Restart device\"",
"als u klaar bent."
}, TFT_WHITE, TFT_BLUE);
break;
}
}
if (portal_phase == 0 && millis() > 10*60*1000) {
panic("Tijd verstreken");
}
if (ota_enabled) ArduinoOTA.handle();
if (button(portalbutton)) ESP.restart();
};
if (wifi_enabled) WiFiSettings.connect(false, 15);
static WiFiClient wificlient;
if (mqtt_enabled) mqtt.begin(server.c_str(), port, wificlient);
if (ota_enabled) setup_ota();
void setup_ota() {
ArduinoOTA.setHostname(WiFiSettings.hostname.c_str());
ArduinoOTA.setPassword(WiFiSettings.password.c_str());
ArduinoOTA.onStart( []() { display_big("OTA", TFT_BLUE); });
ArduinoOTA.onEnd( []() { display_big("OTA done", TFT_GREEN); });
ArduinoOTA.onError( [](ota_error_t e) { display_big("OTA failed", TFT_RED); });
ArduinoOTA.onProgress([](unsigned int p, unsigned int t) {
String pct { (int) ((float) p / t * 100) };
display_big(pct + "%");
});
ArduinoOTA.begin();
}
void connect_mqtt() {
@ -401,47 +260,166 @@ int get_co2() {
return -1; // suppress warning
}
void setup() {
Serial.begin(115200);
Serial.println("Operame start");
SPIFFS.begin(true);
pinMode(pin_portalbutton, INPUT_PULLUP);
pinMode(pin_demobutton, INPUT_PULLUP);
pinMode(pin_pcb_ok, INPUT_PULLUP);
pinMode(pin_backlight, OUTPUT);
digitalWrite(pin_backlight, HIGH);
display.init();
display.fillScreen(TFT_BLACK);
display.setRotation(1);
sprite.createSprite(display.width(), display.height());
while (digitalRead(pin_pcb_ok)) {
display_big("module verkeerd om!", TFT_RED);
delay(1000);
}
hwserial1.begin(9600, SERIAL_8N1, pin_sensor_rx, pin_sensor_tx);
if (aqc_get_co2() >= 0) {
driver = AQC;
hwserial1.setTimeout(100);
Serial.println("Using AQC driver.");
} else {
driver = MHZ;
mhz_setup();
Serial.println("Using MHZ driver.");
}
display_logo();
delay(2000);
WiFiSettings.hostname = "operame-";
wifi_enabled = WiFiSettings.checkbox("operame_wifi", false, "WiFi-verbinding gebruiken");
ota_enabled = WiFiSettings.checkbox("operame_ota", false, "Draadloos herprogrammeren inschakelen. (Gebruikt portaalwachtwoord!)") && wifi_enabled;
WiFiSettings.heading("CO2-niveaus");
co2_warning = WiFiSettings.integer("operame_co2_warning", 400, 5000, 700, "Geel vanaf [ppm]");
co2_critical = WiFiSettings.integer("operame_co2_critical",400, 5000, 800, "Rood vanaf [ppm]");
co2_blink = WiFiSettings.integer("operame_co2_blink", 800, 5000, 800, "Knipperen vanaf [ppm]");
WiFiSettings.heading("MQTT");
mqtt_enabled = WiFiSettings.checkbox("operame_mqtt", false, "Metingen via het MQTT-protocol versturen") && wifi_enabled;
String server = WiFiSettings.string("mqtt_server", 64, "", "Broker");
int port = WiFiSettings.integer("mqtt_port", 0, 65535, 1883, "Broker TCP-poort");
max_failures = WiFiSettings.integer("operame_max_failures", 0, 1000, 10, "Aantal verbindingsfouten voor automatische herstart");
mqtt_topic = WiFiSettings.string("operame_mqtt_topic", WiFiSettings.hostname, "Topic");
mqtt_interval = 1000UL * WiFiSettings.integer("operame_mqtt_interval", 10, 3600, 60, "Publicatie-interval [s]");
mqtt_template = WiFiSettings.string("operame_mqtt_template", "{} PPM", "Berichtsjabloon");
WiFiSettings.info("De {} in het sjabloon wordt vervangen door de gemeten waarde.");
if (ota_enabled) WiFiSettings.onPortal = setup_ota;
WiFiSettings.onConnect = [] {
display_big("Verbinden met WiFi...", TFT_BLUE);
check_portalbutton();
return 50;
};
WiFiSettings.onFailure = [] {
display_big("WiFi mislukt!", TFT_RED);
delay(2000);
};
static int portal_phase = 0;
WiFiSettings.onPortalView = [] {
if (portal_phase < 2) portal_phase = 2;
};
WiFiSettings.onConfigSaved = [] {
portal_phase = 3;
};
WiFiSettings.onPortalWaitLoop = [] {
if (WiFi.softAPgetStationNum() == 0) portal_phase = 0;
else if (! portal_phase) portal_phase = 1;
switch (portal_phase) {
case 0: {
display_lines({
"Voor configuratie,",
"verbind met WiFi",
"\"" + WiFiSettings.hostname + "\"",
"met een smartphone."
}, TFT_WHITE, TFT_BLUE);
break ;
}
case 1: {
display_lines({
"Volg instructies op",
"uw smartphone.",
"(inlog-notificatie)"
}, TFT_WHITE, TFT_BLUE);
break;
}
case 2: {
display_lines({
"Wijzig instellingen",
"en klik op \"Save\".",
"(rechtsonder)"
}, TFT_WHITE, TFT_BLUE);
break;
}
case 3: {
display_lines({
"Wijzig instellingen",
"en klik op \"Save\".",
"Of \"Restart device\"",
"als u klaar bent."
}, TFT_WHITE, TFT_BLUE);
break;
}
}
if (portal_phase == 0 && millis() > 10*60*1000) {
panic("Tijd verstreken");
}
if (ota_enabled) ArduinoOTA.handle();
if (button(pin_portalbutton)) ESP.restart();
};
if (wifi_enabled) WiFiSettings.connect(false, 15);
static WiFiClient wificlient;
if (mqtt_enabled) mqtt.begin(server.c_str(), port, wificlient);
if (ota_enabled) setup_ota();
}
#define every(t) for (static uint16_t _lasttime; (uint16_t)((uint16_t)millis() - _lasttime) >= (t); _lasttime += (t))
void loop() {
static int co2;
static Timer read_sensor {
5000,
[] {
co2 = get_co2();
Serial.println(co2);
}
};
read_sensor();
every(5000) {
co2 = get_co2();
Serial.println(co2);
}
static Timer display {
50,
[] {
if (co2 < 0) {
display_big("sensorfout", TFT_RED);
} else if (co2 == 0) {
display_big("wacht...");
} else {
// some MH-Z19's go to 10000 but the display has space for 4 digits
display_ppm(co2 > 9999 ? 9999 : co2);
}
every(50) {
if (co2 < 0) {
display_big("sensorfout", TFT_RED);
} else if (co2 == 0) {
display_big("wacht...");
} else {
// some MH-Z19's go to 10000 but the display has space for 4 digits
display_ppm(co2 > 9999 ? 9999 : co2);
}
};
display();
}
static Timer publish {
mqtt_interval,
[] {
if (co2 <= 0) return;
if (mqtt_enabled) {
mqtt.loop();
every(mqtt_interval) {
if (co2 <= 0) break;
connect_mqtt();
String message = mqtt_template;
message.replace("{}", String(co2));
retain(mqtt_topic, message);
}
};
if (mqtt_enabled) {
mqtt.loop();
publish();
}
if (ota_enabled) ArduinoOTA.handle();