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[Teton] Add a ls command.

This commit is contained in:
Drew Galbraith 2023-11-26 14:48:33 -08:00
parent e0bf7a9a1c
commit ea8598068d
1 changed files with 29 additions and 2 deletions
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31
sys/teton/terminal.cpp
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@ -1,5 +1,9 @@
#include "terminal.h" #include "terminal.h"
#include <glacier/string/str_format.h>
#include <glacier/string/str_split.h>
#include <mammoth/file/file.h>
void Terminal::HandleCharacter(char c) { void Terminal::HandleCharacter(char c) {
console_.WriteChar(c); console_.WriteChar(c);
if (c == '\n') { if (c == '\n') {
@ -14,11 +18,34 @@ void Terminal::HandleCharacter(char c) {
} }
void Terminal::ExecuteCommand(const glcr::String& command) { void Terminal::ExecuteCommand(const glcr::String& command) {
if (command == "help") { auto tokens = glcr::StrSplit(command, ' ');
if (tokens.size() == 0) {
console_.WriteChar('>');
return;
}
glcr::StringView cmd = tokens[0];
if (cmd == "help") {
console_.WriteString("Available Commands: cwd\n"); console_.WriteString("Available Commands: cwd\n");
} else if (command == "cwd") { } else if (cmd == "cwd") {
console_.WriteString(cwd_); console_.WriteString(cwd_);
console_.WriteChar('\n'); console_.WriteChar('\n');
} else if (cmd == "ls") {
glcr::StringView directory;
if (tokens.size() > 1) {
directory = tokens[1];
} else {
directory = cwd_;
}
auto files_or = mmth::ListDirectory(directory);
if (!files_or.ok()) {
console_.WriteString(glcr::StrFormat("Error: {}\n", files_or.error()));
} else {
auto& files = files_or.value();
for (uint64_t i = 0; i < files.size(); i++) {
console_.WriteString(files[i]);
console_.WriteChar('\n');
}
}
} else { } else {
console_.WriteString("Unknown command: "); console_.WriteString("Unknown command: ");
console_.WriteString(command); console_.WriteString(command);