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57 lines
1.8 KiB
Rust
57 lines
1.8 KiB
Rust
3 years ago
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use std::str::FromStr;
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use crate::{Directory, State};
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pub fn handle_command(command_string : String, state : &mut State) {
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let mut words = command_string.split(' ');
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let command = words.next().unwrap();
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let args = words.collect::<Vec<&str>>();
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match command {
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"clear" => {
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state.output.clear();
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}
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"cd" => {
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if args.len() == 0 {
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state.current_working_directory = Directory::Home;
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} else {
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match state.current_working_directory {
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Directory::Home => {
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match args[0] {
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"~" => (),
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".." => state.output.push_back(String::from_str("bash: cd: ..: Permission denied").unwrap()),
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"projects" => state.current_working_directory = Directory::Projects,
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_ => {
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if args[0].chars().next().unwrap() == '/' {
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state.output.push_back(format!("bash: cd: {}: Permission denied", args[0]));
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} else {
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state.output.push_back(format!("bash: cd: {}: No such file or directory", args[0]));
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}
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}
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}
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},
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Directory::Projects => {
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match args[0] {
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"~" => state.current_working_directory = Directory::Home,
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".." => state.current_working_directory = Directory::Home,
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_ => {
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if args[0].chars().next().unwrap() == '/' {
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state.output.push_back(format!("bash: cd: {}: Permission denied", args[0]));
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} else {
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state.output.push_back(format!("bash: cd: {}: No such file or directory", args[0]));
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}
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}
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}
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}
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}
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}
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}
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_ => {
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state.output.push_back(format!("bash: {}: command not found", command));
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}
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}
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}
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