rusty-tasks/src/main.rs

83 lines
2.5 KiB
Rust

mod todo_file;
use crate::todo_file::TodoFile;
use chrono::naive::NaiveDate;
use chrono::{Datelike, Local};
use std::env;
use std::fs::{copy, read_dir};
use std::path::{Path, PathBuf};
use std::process::Command;
//TODO handle unwraps and errors more uniformly
//TODO move TodoFile into its file
//TODO clean up verbose printing
fn main() {
let data_dir = get_data_dir("notes");
println!("{}", data_dir.to_str().unwrap());
let latest_file =
get_latest_file(&data_dir).expect(format!("Could not find any notes files").as_str());
println!("Latest file: {:?}", latest_file);
let mut editor = Command::new(get_editor("vim".to_string()));
let now = Local::now();
let today = NaiveDate::from_ymd_opt(now.year(), now.month(), now.day());
match today {
Some(today) if latest_file.date < today => {
println!("Today's file does not exist, creating");
let today_file_name = format!(
"{}-{:02}-{:02}.md",
today.year(),
today.month(),
today.day()
);
let mut today_file_path = data_dir.clone();
today_file_path.push(today_file_name);
copy(latest_file.file.path(), today_file_path.clone()).unwrap();
editor
.args([today_file_path])
.status()
.expect(format!("failed to launch editor {}", "vim").as_str());
}
Some(_) => {
println!("Todays file was created");
editor
.args([latest_file.file.path()])
.status()
.expect(format!("failed to launch editor {}", "vim").as_str());
}
_ => println!("Could not get today's date"),
}
}
fn get_editor(fallback: String) -> String {
match env::var("EDITOR") {
Ok(editor) => editor,
_ => fallback,
}
}
fn get_data_dir(dir_name: &str) -> PathBuf {
let mut dir = if let Ok(home) = env::var("HOME") {
let mut x = PathBuf::new();
x.push(home);
x
} else {
env::current_dir().expect("PWD environment variable not set")
};
dir = dir.join(dir_name);
dir
}
fn get_latest_file(dir: &Path) -> Result<TodoFile, String> {
let dir = read_dir(dir).expect(format!("Could not find notes folder: {:?}", dir).as_str());
dir.filter_map(|f| f.ok())
.filter_map(|file| TodoFile::try_from(file).ok())
.reduce(|a, b| TodoFile::latest_file(a, b))
.ok_or("Could not reduce items".to_string())
}