tas/src/cli/remove.rs

57 lines
1.5 KiB
Rust

use std::io::{BufRead, Write};
use std::path::PathBuf;
use crate::{CurrentTaskInfo, Task};
#[derive(clap::Args)]
pub struct Args {
idx: usize,
}
pub struct Request {
pub args: Args,
pub current_task_info: Option<CurrentTaskInfo>,
pub tasks: Vec<Task>,
pub tasks_file_path: PathBuf,
}
pub fn execute(mut req: Request) {
if req.current_task_info.is_some() {
panic!("You can remove task only when you don't have an active task, yet");
}
let idx = req.args.idx;
if idx == 0 || idx > req.tasks.len() {
panic!("invalid index");
}
let task = &req.tasks[idx - 1];
println!("You are deleting task:");
println!(" {}", task.name);
if let Some(ref link) = task.link {
println!(" link: {}", link);
}
println!("In most cases you need to `finish` command");
loop {
print!("Do you still want to delete the task? (y/N): ");
std::io::stdout().flush().unwrap();
let mut stdin = std::io::stdin().lock();
let mut buf = String::new();
stdin.read_line(&mut buf).unwrap();
match buf.chars().next().unwrap_or_default() {
'\r' | '\n' | 'n' | 'N' => return,
'y' | 'Y' => break,
_ => println!("Unrecognised answer. Please try again."),
}
}
req.tasks.remove(idx - 1);
let mut file = std::fs::File::create(&req.tasks_file_path).unwrap();
file.write_all(&serde_json::to_vec(&req.tasks).unwrap())
.unwrap();
println!("removed");
}