acadia/sys/teton/terminal.cpp

68 lines
1.8 KiB
C++

#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) {
console_.WriteChar(c);
if (c == '\n') {
glcr::String str = current_command_.ToString();
ExecuteCommand(str);
current_command_.Reset();
} else if (c == '\b') {
current_command_.DeleteLast();
} else {
current_command_.PushBack(c);
}
}
void Terminal::ExecuteCommand(const glcr::String& command) {
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 cd ls\n");
} else if (cmd == "cwd") {
console_.WriteString(cwd_);
console_.WriteChar('\n');
} else if (cmd == "cd") {
if (tokens.size() != 2) {
console_.WriteString("Provide an absolute path.\n>");
return;
}
auto files_or = mmth::ListDirectory(tokens[1]);
if (files_or.ok()) {
cwd_ = tokens[1];
} else {
console_.WriteString(glcr::StrFormat("Error: {}\n", files_or.error()));
}
} 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 {
console_.WriteString("Unknown command: ");
console_.WriteString(command);
console_.WriteChar('\n');
}
console_.WriteChar('>');
}