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use std::io::{Error, ErrorKind};
use crate::{db::{insert_list, remove_list, change_list, get_lists, get_current_list}, Modloader, config::Cfg, input::Input};
pub fn list(config: Cfg, args: Option<Vec<String>>) -> Result<(), Box<dyn std::error::Error>> {
if args.is_none() {
let lists = get_lists(config.clone())?;
let current_list = get_current_list(config)?;
println!("Your lists:\n{}\n-----\nCurrently selected list: \"{}\"", lists.join(",\n"), current_list);
return Ok(());
}
let arguments = Input::from(args.unwrap().join(" "))?;
if arguments.args.is_none() { return Err(Box::new(Error::new(ErrorKind::InvalidInput, "TOO_FEW_ARGUMENTS"))); };
match arguments.command.as_str() {
"add" => {
add(config, arguments.args.unwrap())
},
"change" => {
change(config, arguments.args.unwrap())
},
"remove" => {
remove(config, arguments.args.unwrap())
},
_ => Err(Box::new(Error::new(ErrorKind::InvalidInput, "UNKNOWN_SUBCOMMAND")))
}
}
fn add(config: Cfg, args: Vec<String>) -> Result<(), Box<dyn std::error::Error>> {
match args.len() {
1 | 2 => Err(Box::new(Error::new(ErrorKind::InvalidInput, "TOO_FEW_ARGUMENTS"))),
3 => {
let id = String::from(&args[0]);
let mc_version = String::from(&args[1]);
let mod_loader = match args[2].as_str() {
"forge" => Modloader::Forge,
"fabric" => Modloader::Fabric,
_ => return Err(Box::new(Error::new(ErrorKind::InvalidInput, "UNKNOWN_MODLOADER")))
};
match insert_list(config, id, mc_version, mod_loader) {
Err(err) => { Err(Box::new(err)) },
Ok(()) => Ok(()),
}
},
5.. => Err(Box::new(Error::new(ErrorKind::InvalidInput, "TOO_MANY_ARGUMENTS"))),
_ => panic!("list arguments should never be zero or lower"),
}
}
fn change(config: Cfg, args: Vec<String>) -> Result<(), Box<dyn std::error::Error>> {
let lists = get_lists(config.clone())?;
match args.len() {
1 => {
let list = String::from(&args[0]);
if !lists.contains(&list) { return Err(Box::new(Error::new(ErrorKind::NotFound, "LIST_DOESNT_EXIST"))); };
match change_list(config, list) {
Err(err) => { Err(Box::new(err)) },
Ok(()) => Ok(()),
}
},
2.. => Err(Box::new(Error::new(ErrorKind::InvalidInput, "TOO_MANY_ARGUMENTS"))),
_ => panic!("list arguments should never be zero or lower"),
}
}
fn remove(config: Cfg, args: Vec<String>) -> Result<(), Box<dyn std::error::Error>> {
match args.len() {
1 => {
match remove_list(config, String::from(&args[0])) {
Err(err) => { Err(Box::new(err)) },
Ok(()) => Ok(()),
}
},
2.. => Err(Box::new(Error::new(ErrorKind::InvalidInput, "TOO_MANY_ARGUMENTS"))),
_ => panic!("list arguments should never be zero or lower"),
}
}
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