1#pragma once
 2
 3#include <ArduinoJson.h>
 4#include <LittleFS.h>
 5#include <ESP8266WiFi.h>
 6#include <ESP8266WebServer.h>
 7
 8extern DynamicJsonDocument readJsonFile(const char* fileName);
 9extern void writeJsonFile(const char* file_path, DynamicJsonDocument& doc);
10extern void listDir(const char* dirname, uint8_t levels);
11extern void storageInfo();
12extern void BLINK(int times);
13extern String encryption_str(int encryption);
14
15void listDir(const char* dirname, uint8_t levels) {
16  File root = LittleFS.open(dirname,"r");
17  if (!root) {
18    Serial.println("Failed to open directory");
19    return;
20  }
21
22  if (!root.isDirectory()) {
23    Serial.println("Not a directory");
24    return;
25  }
26
27  File file = root.openNextFile();
28  while (file) {
29    if (file.isDirectory()) {
30      Serial.println("-"+String(file.name()));
31      if (levels) {
32        listDir(file.name(), levels - 1);
33      }
34    } else {
35      Serial.print(" |- ");
36      Serial.print(file.name());
37      Serial.print("  SIZE: ");
38      Serial.print(file.size());
39      Serial.println(" bytes");
40    }
41
42    file = root.openNextFile();
43  }
44}
45
46DynamicJsonDocument readJsonFile(const char* file_path) {
47  DynamicJsonDocument doc(4000);
48  File file = LittleFS.open(file_path, "r");
49  deserializeJson(doc, file);
50  file.close();
51  return doc;
52}
53
54void writeJsonFile(const char* file_path, DynamicJsonDocument& doc) {
55  File file = LittleFS.open(file_path, "w");
56  serializeJson(doc, file);
57  file.close();
58}
59
60void storageInfo(){
61  FSInfo fs_info;
62  LittleFS.info(fs_info);
63  Serial.printf("LittleFS Total space: %u KB\n", fs_info.totalBytes/1000);
64  Serial.printf("LittleFS Used space: %u KB\n", fs_info.usedBytes/1000);
65  Serial.printf("LittleFS Free space: %u KB\n", (fs_info.totalBytes - fs_info.usedBytes)/1000);
66}
67
68void BLINK(int times) {
69  for (int counter = 0; counter < times * 2 ; counter++)
70  {
71    digitalWrite(BUILTIN_LED, counter % 2);
72    delay(500);
73  }
74}
75
76String encryption_str(int encryption)
77{
78  switch (encryption)
79    {
80    case ENC_TYPE_WEP:
81      return "WEP";
82    case ENC_TYPE_TKIP:
83      return "WPA";
84    case ENC_TYPE_CCMP:
85      return "WPA2";
86    case ENC_TYPE_NONE:
87      return "OPEN";
88    case ENC_TYPE_AUTO:
89      return "AUTO";
90    default:
91      return "UNKNOWN";
92    }
93}