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use std::io::Write;
use std::path::PathBuf;
use anyhow::Error;
use anyhow::Result;
use anyhow::anyhow;
use clap_v3::ArgMatches;
use crate::config::*;
use crate::package::PackageName;
use crate::package::PackageVersionConstraint;
use crate::repository::Repository;
use crate::source::*;
pub async fn source<'a>(matches: &ArgMatches, config: &Configuration<'a>, repo: Repository) -> Result<()> {
match matches.subcommand() {
("verify", Some(matches)) => verify(matches, config, repo).await,
("list-missing", Some(matches)) => list_missing(matches, config, repo).await,
("url", Some(matches)) => url(matches, config, repo).await,
(other, _) => return Err(anyhow!("Unknown subcommand: {}", other)),
}
}
pub async fn verify<'a>(matches: &ArgMatches, config: &Configuration<'a>, repo: Repository) -> Result<()> {
use tokio::stream::StreamExt;
let source_cache_root = PathBuf::from(config.source_cache_root());
let sc = SourceCache::new(source_cache_root);
let pname = matches.value_of("package_name").map(String::from).map(PackageName::from);
let pvers = matches.value_of("package_version").map(String::from).map(PackageVersionConstraint::new).transpose()?;
repo.packages()
.filter(|p| pname.as_ref().map(|n| p.name() == n).unwrap_or(true))
.filter(|p| pvers.as_ref().map(|v| v.matches(p.version())).unwrap_or(true))
.map(|p| {
let source = sc.source_for(p);
async move {
let out = std::io::stdout();
if source.exists() {
if source.verify_hash().await? {
writeln!(out.lock(), "Ok: {}", source.path().display())?;
} else {
writeln!(out.lock(), "Hash Mismatch: {}", source.path().display())?;
}
} else {
writeln!(out.lock(), "Source missing: {}", source.path().display())?;
}
Ok(())
}
})
.collect::<futures::stream::FuturesUnordered<_>>()
.collect::<Result<()>>()
.await
}
pub async fn list_missing<'a>(_: &ArgMatches, config: &Configuration<'a>, repo: Repository) -> Result<()> {
let sc = SourceCache::new(PathBuf::from(config.source_cache_root()));
let out = std::io::stdout();
let mut outlock = out.lock();
repo.packages()
.map(|p| {
let s = sc.source_for(p);
if !s.exists() {
writeln!(outlock, "{} {} -> {}", p.name(), p.version(), s.path().display())?;
}
Ok(())
})
.collect()
}
pub async fn url<'a>(matches: &ArgMatches, config: &Configuration<'a>, repo: Repository) -> Result<()> {
let out = std::io::stdout();
let mut outlock = out.lock();
let pname = matches.value_of("package_name").map(String::from).map(PackageName::from);
let pvers = matches.value_of("package_version").map(String::from).map(PackageVersionConstraint::new).transpose()?;
repo.packages()
.filter(|p| pname.as_ref().map(|n| p.name() == n).unwrap_or(true))
.filter(|p| pvers.as_ref().map(|v| v.matches(p.version())).unwrap_or(true))
.map(|p| writeln!(outlock, "{} {} -> {}", p.name(), p.version(), p.source().url()).map_err(Error::from))
.collect()
}
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