122 lines
4 KiB
C++
122 lines
4 KiB
C++
struct File {
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String name;
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String content;
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bool used;
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};
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const int MAX_FILES = 10; //file limit
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File files[MAX_FILES];
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void clearScreen() {
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for (int i = 0; i < 50; i++) {
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Serial.println(); //function that clears your screen (again this is stupid)
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}
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}
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void listFiles() {
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Serial.println("Files:");
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for (int i = 0; i < MAX_FILES; i++) {
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if (files[i].used) { //FUNCTION THAT MAKES LS WORK
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Serial.println("- " + files[i].name);
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}
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}
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}
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void writeFile(String name, String content) {
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for (int i = 0; i < MAX_FILES; i++) {
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if (!files[i].used) {
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files[i].name = name; //function that writes to file
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files[i].content = content;
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files[i].used = true;
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Serial.println("File written: " + name);
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return;
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}
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}
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Serial.println("Error: No space left in RAM!");
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}
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void readFile(String name) {
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for (int i = 0; i < MAX_FILES; i++) {
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if (files[i].used && files[i].name == name) {
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Serial.println("Content of " + name + ": " + files[i].content); //function that reads written files
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return;
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}
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}
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Serial.println("Error: File not found!");
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}
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void deleteFile(String name) {
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for (int i = 0; i < MAX_FILES; i++) {
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if (files[i].used && files[i].name == name) {
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files[i].used = false; // Marks files as deleted
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Serial.println("Deleted file: " + name);
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return;
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}
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}
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Serial.println("Error: File not found!"); // WAH WAH WAH
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}
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void showHelp() {
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Serial.println("Available commands:");
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Serial.println(" clear - Clears the screen");
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Serial.println(" echo <message> - Prints the message");
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Serial.println(" format(\"text,text,text\") - Formats input");
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Serial.println(" write <filename> <content> - Writes content to a file");
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Serial.println(" read <filename> - Reads and prints the content of a file");
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Serial.println(" delete <filename> - Deletes a file");
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Serial.println(" ls - Lists all files");
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Serial.println(" help - Displays this help message");
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}
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void setup() {
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Serial.begin(9600);
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}
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void loop() {
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if (Serial.available()) {
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String input = Serial.readStringUntil('\n');
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input.trim();
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if (input == "clear") {
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clearScreen(); //clears screen (very scuffed)
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}
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else if (input.startsWith("echo ")) {
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String message = input.substring(5); // It's just echo with less functionality
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message.trim();
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Serial.println(message);
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}
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else if (input.startsWith("format(") && input.endsWith(")")) {
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input = input.substring(7, input.length() - 1);
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input.replace("\"", ""); //Formatting for Yasmina :)
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input.replace(",", " ");
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Serial.println(input);
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}
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else if (input.startsWith("write ")) {
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int space = input.indexOf(' ', 6);
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if (space != -1) {
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String name = input.substring(6, space); // writes to files, I didn't know what to call this command so just write, fuck It
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String content = input.substring(space + 1);
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writeFile(name, content);
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} else {
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Serial.println("Usage: write <filename> <content>");
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}
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}
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else if (input.startsWith("read ")) {
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String name = input.substring(5); // This is your cat, but this was simpler to write, fuck it
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readFile(name);
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}
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else if (input.startsWith("delete ")) {
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String name = input.substring(7); //deletes files (has no flags)
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deleteFile(name);
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}
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else if (input == "ls") { //list files (currently directories don't exist (and let's be real probably won't))
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listFiles();
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}
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else if (input == "help") { // help command
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showHelp();
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}
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else {
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Serial.println("Unknown command. Use 'help' to get a list of commands");
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}
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}
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}
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