OpenEPaperLink/ESP32_AP-Flasher/src/system.cpp

#include "system.h"

#include <Arduino.h>
#include <FS.h>

#include "LittleFS.h"

void init_time() {
    struct tm timeinfo;
    while (true) {
        if (!getLocalTime(&timeinfo)) {
            Serial.println("Waiting for valid time from NTP-server");
            vTaskDelay(1000 / portTICK_PERIOD_MS);
        } else {
            break;
        }
    }
}

void logLine(char* buffer) {
    logLine(String(buffer));
}

void logLine(String text) {
    time_t now;
    time(&now);

    char timeStr[24];
    strftime(timeStr, sizeof(timeStr), "%Y-%m-%d %H:%M:%S ", localtime(&now));

    File logFile = LittleFS.open("/log.txt", "a");
    if (logFile) {
        logFile.print(timeStr);
        logFile.println(text);
        logFile.close();
    }
}

void logStartUp() {
    esp_reset_reason_t resetReason = esp_reset_reason();

    String logEntry = "Reboot. Reason: ";
    switch (resetReason) {
        case ESP_RST_POWERON:
            logEntry += "Power-on";
            break;
        case ESP_RST_EXT:
            logEntry += "External";
            break;
        case ESP_RST_SW:
            logEntry += "Software";
            break;
        case ESP_RST_PANIC:
            logEntry += "Panic";
            break;
        case ESP_RST_INT_WDT:
            logEntry += "Watchdog";
            break;
        case ESP_RST_TASK_WDT:
            logEntry += "Task Watchdog";
            break;
        case ESP_RST_WDT:
            logEntry += "Other Watchdog";
            break;
        case ESP_RST_DEEPSLEEP:
            logEntry += "Deep Sleep";
            break;
        case ESP_RST_BROWNOUT:
            logEntry += "Brownout";
            break;
        case ESP_RST_SDIO:
            logEntry += "SDIO";
            break;
        default:
            logEntry += "Unknown";
            break;
    }

    logLine(logEntry);
}