Replace base64 files with library. Major refactoring.

include/wordclock_esp8266.h

@@ -12,13 +12,9 @@
 
 #define EEPROM_SIZE (sizeof(EepromLayout_st) / sizeof(uint8_t))
 
-#define BUILD_YEAR (__DATE__ + 7)                  /* Will expand to current year at compile time as string. */
-#define NTP_MININUM_RX_YEAR (atoi(BUILD_YEAR) - 1) /* Will expand to current year at compile time minus one. */
-#define NTP_MININUM_YEAR (1900)                    // NTP minimum year is 1900
-#define NTP_MAX_UPDATE_TIME_US (500000)    // 500ms max update time
-#define NTP_NEXT_UPDATE_DELAY_US (10000000)        // 10s delay time between updates
-#define NTP_WATCHDOG_COUNTER_INIT (30)             // Watchdog value, count of retries before restart
-
+// ----------------------------------------------------------------------------------
+//                                     TYPEDEFS
+// ----------------------------------------------------------------------------------
 typedef struct
 {
     int start_hour;
@@ -32,7 +28,7 @@ typedef struct
     uint8_t red;
     uint8_t green;
     uint8_t blue;
-    uint8_t alpha;
+    uint8_t alpha;  // note: unused
 } Color_st;
 
 typedef struct
@@ -62,12 +58,16 @@ typedef enum
     NUM_STATES
 } ClockState_en;
 
-bool get_ntp_time(uint32 usec);
+// ----------------------------------------------------------------------------------
+//                             FUNCTIONS DECLARATIONS
+// ----------------------------------------------------------------------------------
+bool get_ntp_time(uint32 timeout);
 String leading_zero2digit(int value);
 uint8_t calculate_dynamic_brightness(uint8_t min_brightness, uint8_t max_brightness, int hours, int minutes, bool summertime);
 uint8_t update_brightness(void);
 void check_night_mode(void);
 void check_wifi_status(void);
+void cold_start_setup(void);
 void draw_main_color(void);
 void handle_button(void);
 void handle_command(void);
@@ -75,6 +75,7 @@ void handle_current_state(void);
 void handle_data_request(void);
 void handle_led_direct(void);
 void limit_value_ranges(void);
+void log_data(void);
 void log_time(tm local_time);
 void ntp_time_update(uint32 max_update_time);
 void on_state_entry(uint8_t state);