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|
// bibiman - a TUI for managing BibLaTeX databases
// Copyright (C) 2024 lukeflo
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
/////
use color_eyre::eyre::Result;
use color_eyre::owo_colors::OwoColorize;
use lexopt::prelude::*;
use std::env;
use std::path::PathBuf;
use walkdir::WalkDir;
use crate::tui::colors::AppColors;
// struct for CLIArgs
#[derive(Debug, Default, Clone)]
pub struct CLIArgs {
pub helparg: bool,
pub versionarg: bool,
pub pos_args: Vec<PathBuf>,
pub files: Vec<PathBuf>,
pub colors: AppColors,
}
impl CLIArgs {
pub fn parse_args() -> Result<CLIArgs, lexopt::Error> {
let mut args = CLIArgs::default();
let mut parser = lexopt::Parser::from_env();
while let Some(arg) = parser.next()? {
match arg {
Short('h') | Long("help") => args.helparg = true,
Short('v') | Long("version") => args.versionarg = true,
Long("light-terminal") => {
args.colors.light_colors();
args.colors.toggle_color_scheme()
}
// Value(pos_arg) => parse_files(&mut args, pos_arg),
Value(pos_arg) => args.pos_args.push(pos_arg.into()),
_ => return Err(arg.unexpected()),
}
}
args.files = parse_files(args.pos_args.clone());
Ok(args)
}
}
/// This function maps a vector containing paths to another vector containing paths.
/// But it will walk all entries of the first vec which are directories
/// and put only valid file paths with `.bib` ending to the resulting vec.
fn parse_files(args: Vec<PathBuf>) -> Vec<PathBuf> {
let mut files: Vec<PathBuf> = Vec::new();
// If pos arg is file, just push it to path vec
for i in args {
if i.is_file() {
files.push(i);
// If pos arg is dir, walk dir and collect bibfiles
} else if i.is_dir() {
for file in WalkDir::new(i) {
let f = file.unwrap().into_path();
if f.is_file()
&& f.extension().is_some()
&& f.extension().unwrap_or_default() == "bib"
{
files.push(f)
}
}
} else {
println!(
"{}\n{}",
"The positional argument is neither a valid file, nor a directory:"
.red()
.bold(),
i.as_os_str().to_string_lossy().bright_red().italic()
);
println!();
println!("{}", help_func());
std::process::exit(1)
}
}
files
}
pub fn help_func() -> String {
let help = format!(
"\
{} {}
USAGE:
bibiman [FLAGS] [files/dirs]
POSITIONAL ARGS:
<file> Path to .bib file
<dir> Path to directory containing .bib files
Both can be passed multiple times
FLAGS:
-h, --help Show this help and exit
-v, --version Show the version and exit
--light-terminal Enable color mode for light terminal background",
env!("CARGO_PKG_NAME"),
env!("CARGO_PKG_VERSION"),
);
help
}
pub fn version_func() -> String {
let version = format!(
"\
{} {}
{}
{}
Target Triple: {}",
env!("CARGO_PKG_NAME"),
env!("CARGO_PKG_VERSION"),
env!("CARGO_PKG_AUTHORS"),
env!("CARGO_PKG_LICENSE"),
env!("TARGET")
);
version
}
|
