Initial commit

src/main.cpp

@@ -0,0 +1,191 @@
+#include <Arduino.h>
+#include <FS.h>                   //this needs to be first, or it all crashes and burns...
+#include <ESP8266WiFi.h>          //https://github.com/esp8266/Arduino
+
+//needed for library
+#include <DNSServer.h>
+#include <ESP8266WebServer.h>
+#include <WiFiManager.h>
+
+#include <ArduinoJson.h>
+#include <SPI.h>
+#include "SevenSegmentClock.h"
+
+#define USE_CONFIG false
+
+static const char *appName = "FastclockClient7Seg";
+
+#define MAX_CLOCK_NAME_LEN 16
+#define DEFAULT_CLOCK_CHANNEL 1
+
+SevenSegmentClock sevenSegmentClock;
+
+char static_ip[16] = "10.0.1.56";
+char static_gw[16] = "10.0.1.1";
+char static_sn[16] = "255.255.255.0";
+
+char clockName[MAX_CLOCK_NAME_LEN+1] = "fastclk";
+uint8_t clockChannel = DEFAULT_CLOCK_CHANNEL;
+
+//flag for saving data
+bool shouldSaveConfig = false;
+
+//callback notifying us of the need to save config
+void saveConfigCallback () {
+  Serial.println("Should save config");
+  shouldSaveConfig = true;
+}
+
+
+void setupWifiConnection() {
+  WiFiManager wifiManager;
+
+  //set config save notify callback
+  wifiManager.setSaveConfigCallback(saveConfigCallback);
+
+  //set static ip
+  IPAddress _ip,_gw,_sn;
+  _ip.fromString(static_ip);
+  _gw.fromString(static_gw);
+  _sn.fromString(static_sn);
+
+  //wifiManager.setSTAStaticIPConfig(_ip, _gw, _sn);
+
+  //add all your parameters here
+  //**wifiManager.addParameter(&custom_mqtt_server);
+  //**wifiManager.addParameter(&custom_mqtt_port);
+  //wifiManager.addParameter(&custom_blynk_token);
+
+  //reset settings - for testing
+  //wifiManager.resetSettings();
+
+  //set minimu quality of signal so it ignores AP's under that quality
+  //defaults to 8%
+  wifiManager.setMinimumSignalQuality();
+
+  Serial.println("Starting autoConnect ...");
+  if (!wifiManager.autoConnect("FastclockClient7Seg", "password")) {
+    Serial.println("failed to connect and hit timeout");
+    delay(3000);
+    //reset and try again, or maybe put it to deep sleep
+    ESP.reset();
+    delay(5000);
+  }
+
+  //if you get here you have connected to the WiFi
+  Serial.println("connected...yeey :)");
+
+  //save the custom parameters to FS
+  #if USE_CONFIG
+  if (shouldSaveConfig) {
+    Serial.println("saving config");
+    DynamicJsonDocument jsonBuffer(2048);
+    JsonObject json = jsonBuffer.createObject();
+    //**json["mqtt_server"] = mqtt_server;
+    //**json["mqtt_port"] = mqtt_port;
+    //json["blynk_token"] = blynk_token;
+
+    json["ip"] = WiFi.localIP().toString();
+    json["gateway"] = WiFi.gatewayIP().toString();
+    json["subnet"] = WiFi.subnetMask().toString();
+
+    File configFile = SPIFFS.open("/config.json", "w");
+    if (!configFile) {
+      Serial.println("failed to open config file for writing");
+    }
+
+    serializeJsonPretty(json, Serial);
+    serializeJson(json, configFile);
+    configFile.close();
+    //end save
+  }
+  #endif
+
+  Serial.print("local ip: "); Serial.println(WiFi.localIP());
+  Serial.print("gateway: "); Serial.println(WiFi.gatewayIP());
+  Serial.print("subnet: "); Serial.println(WiFi.subnetMask());
+}
+
+void setup() {
+  // if coming from deep sleep, we just go to sleep again
+
+  // put your setup code here, to run once:
+  Serial.begin(115200);
+  Serial.print("Starting *** "); Serial.println(appName);
+  Serial.println(ESP.getResetReason());
+
+  //clean FS, for testing
+  //SPIFFS.format();
+
+  //read configuration from FS json
+  Serial.println("mounting FS...");
+
+  if (SPIFFS.begin()) {
+    Serial.println("mounted file system");
+#if USE_CONFIG
+    if (SPIFFS.exists("/config.json")) {
+      //file exists, reading and loading
+      Serial.println("reading config file");
+      File configFile = SPIFFS.open("/config.json", "r");
+      if (configFile) {
+        Serial.println("opened config file");
+        size_t size = configFile.size();
+        // Allocate a buffer to store contents of the file.
+        std::unique_ptr<char[]> buf(new char[size]);
+
+        configFile.readBytes(buf.get(), size);
+        DynamicJsonDocument jsonBuffer(2048);
+        JsonObject json = jsonBuffer.createObject();
+        DeserializationError error = deserializeJson(jsonBuffer, json);
+        serializeJson(json, Serial);
+        if (!error) {
+          Serial.println("\nparsed json");
+
+          //**strcpy(mqtt_server, json["mqtt_server"]);
+          //**strcpy(mqtt_port, json["mqtt_port"]);
+          //strcpy(blynk_token, json["blynk_token"]);
+
+          if (json["ip"]) {
+            Serial.print("setting custom ip from config: ");
+            //**strcpy(static_ip, json["ip"]);
+            //**strcpy(static_gw, json["gateway"]);
+            //**strcpy(static_sn, json["subnet"]);
+            Serial.println(static_ip);
+/*            Serial.println("converting ip");
+            IPAddress ip = ipFromCharArray(static_ip);
+            Serial.println(ip);*/
+          } else {
+            Serial.println("no custom ip in config");
+          }
+        } else {
+          Serial.println("failed to load json config");
+        }
+      }
+    }
+#endif
+  } else {
+    Serial.println("failed to mount FS");
+  }
+  //end read
+  Serial.print("static ip: "); Serial.println(static_ip);
+  // setupWifiConnection();
+
+  /*
+  radio.setClockChannel(clockChannel);
+  radio.setClockName(clockName);
+  radio.begin();
+  fastclock.begin();
+  pinMode(POWER_OFF_PIN, INPUT);
+  */
+  sevenSegmentClock.begin();
+}
+
+int hours = 0, minutes = 0;
+
+void loop() {
+  sevenSegmentClock.displayTime(hours, minutes++);
+  if (minutes > 99) { minutes = 0; }
+  if (minutes % 5 == 0) hours++;
+  if (hours > 99) hours = 0;
+  delay(1000);
+}