2022-02-15 11:37:31 +01:00
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#include "utils/FileUtils.h"
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2021-12-22 23:33:47 +01:00
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2022-01-29 00:23:53 +01:00
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//данная функция записывает файл из буфера страницами указанного размера
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void writeFileUint8tByFrames(const String& filename, uint8_t*& big_buf, size_t length, size_t headerLenth, size_t frameSize) {
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2022-01-25 22:17:55 +01:00
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String path = filepath(filename);
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auto file = FileFS.open(path, "w");
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if (!file) {
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2022-01-29 00:23:53 +01:00
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Serial.println(F("failed write file uint8tByFrames"));
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2022-01-28 23:39:03 +01:00
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return;
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}
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size_t written{headerLenth};
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while (length > written) {
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size_t size = length - written;
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2022-01-29 00:23:53 +01:00
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if (size > frameSize) size = frameSize;
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2022-01-28 23:39:03 +01:00
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uint8_t* p = &big_buf[written];
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size_t res = file.write(p, size);
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if (size != res) {
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break;
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}
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written += res;
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2022-01-29 00:23:53 +01:00
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yield();
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2022-01-28 23:39:03 +01:00
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}
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file.close();
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2022-02-16 00:53:52 +01:00
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onFlashWrite();
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2022-01-28 23:39:03 +01:00
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}
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2022-02-09 16:44:44 +01:00
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// void writeStrValueToJsonFile(const String& filename, String key, String value) {
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// String tmp = readFile(filename, 4096);
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// if (!jsonWriteStr_(tmp, key, value)) {
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// Serial.println(F("failed write json value to file"));
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// }
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// writeFile(filename, tmp);
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// }
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2022-01-30 17:44:45 +01:00
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//данная функция читает из файла страницами указанного размера
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// void readFileUint8tByFrames(const String& filename, size_t frameSize) {
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// String path = filepath(filename);
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// auto file = FileFS.open(path, "r");
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// if (!file) {
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// Serial.println(F("failed read file Uint8tByFrames"));
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// return;
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// }
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// size_t length = file.size();
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// size_t read{0};
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// while (length > read) {
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// size_t size = length - read;
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// if (size > frameSize) size = frameSize;
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// uint8_t p[size];
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// size_t res = file.read(p, size);
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// //
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// if (size != res) {
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// break;
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// }
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// read += res;
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// yield();
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// }
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// file.close();
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//}
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2022-01-28 23:39:03 +01:00
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void writeFileUint8tByByte(const String& filename, uint8_t*& payload, size_t length, size_t headerLenth) {
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String path = filepath(filename);
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auto file = FileFS.open(path, "w");
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if (!file) {
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Serial.println(F("failed write file uint8tByByte"));
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2022-01-28 00:47:13 +01:00
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return;
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2022-01-25 22:17:55 +01:00
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}
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2022-01-28 00:47:13 +01:00
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size_t every = 0;
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2022-01-25 22:17:55 +01:00
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for (size_t i = 0; i < length; i++) {
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if (i >= headerLenth) {
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2022-01-28 00:47:13 +01:00
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every++;
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2022-01-25 22:17:55 +01:00
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file.print((char)payload[i]);
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2022-01-28 00:47:13 +01:00
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if (every > 256) {
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yield();
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every = 0;
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}
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2022-01-25 22:17:55 +01:00
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}
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}
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file.close();
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2022-02-16 00:53:52 +01:00
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onFlashWrite();
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2022-01-25 22:17:55 +01:00
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}
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2021-12-22 23:33:47 +01:00
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File seekFile(const String& filename, size_t position) {
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String path = filepath(filename);
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auto file = FileFS.open(path, "r");
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if (!file) {
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SerialPrint(F("E"), F("FS"), F("seek file error"));
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}
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file.seek(position, SeekSet);
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return file;
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}
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const String writeFile(const String& filename, const String& str) {
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String path = filepath(filename);
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auto file = FileFS.open(path, "w");
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if (!file) {
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return "failed";
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}
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file.print(str);
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file.close();
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return "sucсess";
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2022-02-16 00:53:52 +01:00
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onFlashWrite();
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2021-12-22 23:33:47 +01:00
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}
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2022-08-24 00:59:44 +02:00
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const String addFileLn(const String& filename, const String& str) {
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String path = filepath(filename);
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auto file = FileFS.open(path, "a");
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if (!file) {
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return "failed";
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}
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file.println(str);
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file.close();
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return "sucсess";
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onFlashWrite();
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}
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2021-12-22 23:33:47 +01:00
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const String readFile(const String& filename, size_t max_size) {
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String path = filepath(filename);
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auto file = FileFS.open(path, "r");
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if (!file) {
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return "failed";
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}
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size_t size = file.size();
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if (size > max_size) {
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file.close();
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return "large";
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}
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String temp = file.readString();
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file.close();
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return temp;
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}
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const String filepath(const String& filename) {
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return filename.startsWith("/") ? filename : "/" + filename;
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}
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bool cutFile(const String& src, const String& dst) {
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String srcPath = filepath(src);
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String dstPath = filepath(dst);
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SerialPrint(F("i"), F("FS"), "cut " + srcPath + " to " + dstPath);
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if (!FileFS.exists(srcPath)) {
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SerialPrint(F("E"), F("FS"), "not exist: " + srcPath);
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return false;
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}
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if (FileFS.exists(dstPath)) {
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FileFS.remove(dstPath);
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}
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auto srcFile = FileFS.open(srcPath, "r");
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auto dstFile = FileFS.open(dstPath, "w");
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uint8_t buf[512];
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while (srcFile.available()) {
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size_t len = srcFile.read(buf, 512);
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dstFile.write(buf, len);
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}
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srcFile.close();
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dstFile.close();
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FileFS.remove(srcPath);
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2022-02-16 00:53:52 +01:00
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onFlashWrite();
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2021-12-22 23:33:47 +01:00
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return true;
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2022-01-15 23:29:52 +01:00
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}
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2022-08-25 00:45:17 +02:00
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//функция считает количество строк в файле
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size_t countLines(const String filename) {
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size_t cnt = -1;
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String path = filepath(filename);
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auto file = FileFS.open(path, "r");
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if (!file) {
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return cnt;
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}
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file.seek(0, SeekSet);
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size_t size = file.size();
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size_t psn;
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do {
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cnt++;
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2022-08-27 01:12:07 +02:00
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file.readStringUntil('\r\n');
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2022-08-25 00:45:17 +02:00
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psn = file.position();
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} while (psn < size);
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file.close();
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return cnt;
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}
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2022-08-24 00:59:44 +02:00
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2022-08-25 00:45:17 +02:00
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//удаляем файл
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void removeFile(const String& filename) {
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String path = filepath(filename);
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if (FileFS.exists(path)) {
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if (!FileFS.remove(path)) {
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SerialPrint("I", "Files", "remove " + path);
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}
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} else {
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2022-08-27 01:12:07 +02:00
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SerialPrint("E", "Files", "not exist " + path);
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2022-08-25 00:45:17 +02:00
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}
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}
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2022-02-16 00:53:52 +01:00
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2022-08-26 00:01:01 +02:00
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//очищаем директорию с файлами
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void cleanDirectory(String path) {
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auto dir = FileFS.openDir(path);
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while (dir.next()) {
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String fname = dir.fileName();
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removeFile(path + "/" + fname);
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2022-08-27 01:32:31 +02:00
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SerialPrint("I", "Files", path + "/" + fname + " => deleted");
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2022-08-26 00:01:01 +02:00
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}
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onFlashWrite();
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}
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2022-08-27 00:57:19 +02:00
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void saveDataDB(String id, String data) {
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String path = "/db/" + id + ".txt";
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2022-08-27 02:29:50 +02:00
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writeFile(path, data);
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2022-08-27 00:57:19 +02:00
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}
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String readDataDB(String id) {
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String path = "/db/" + id + ".txt";
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return readFile(path, 2000);
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}
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2022-08-25 00:45:17 +02:00
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//счетчик количества записей на флешь за сеанс
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2022-02-16 00:53:52 +01:00
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void onFlashWrite() {
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flashWriteNumber++;
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2022-08-27 00:57:19 +02:00
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// SerialPrint(F("->"), F("FS"), F("write data on flash"));
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2021-12-22 23:33:47 +01:00
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}
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