86 lines
2.8 KiB
Rust
86 lines
2.8 KiB
Rust
use std::{fs, io, path::{Path, PathBuf}};
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use reqwest::blocking::Client;
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use super::utils::extract_zip; // <-- statt util
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#[cfg(target_os = "windows")]
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const PLATFORM_DIR: &str = "Win_x64";
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#[cfg(target_os = "linux")]
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const PLATFORM_DIR: &str = "Linux_x64";
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#[cfg(target_os = "macos")]
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const PLATFORM_DIR: &str = "Mac";
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fn zip_name() -> &'static str {
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#[cfg(target_os = "windows")] { "chrome-win.zip" }
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#[cfg(target_os = "linux")] { "chrome-linux.zip" }
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#[cfg(target_os = "macos")] { "chrome-mac.zip" }
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}
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fn bin_relative_path() -> &'static str {
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#[cfg(target_os = "windows")] { "chrome-win/chrome.exe" }
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#[cfg(target_os = "linux")] { "chrome-linux/chrome" }
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#[cfg(target_os = "macos")] { "chrome-mac/Chromium.app/Contents/MacOS/Chromium" }
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}
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fn fetch_latest_revision(client: &Client) -> Result<String, Box<dyn std::error::Error + Send + Sync>> {
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let url = format!(
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"https://storage.googleapis.com/chromium-browser-snapshots/{}/LAST_CHANGE",
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PLATFORM_DIR
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);
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let txt = client.get(url).send()?.error_for_status()?.text()?;
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Ok(txt.trim().to_string())
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}
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pub fn find_latest_local(cache_dir: &Path) -> io::Result<Option<PathBuf>> {
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let mut best: Option<(u64, PathBuf)> = None;
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if !cache_dir.exists() { return Ok(None); }
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for entry in fs::read_dir(cache_dir)? {
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let entry = entry?;
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if !entry.file_type()?.is_dir() { continue; }
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let name = entry.file_name().to_string_lossy().to_string();
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if let Ok(n) = name.parse::<u64>() {
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let bin = entry.path().join(bin_relative_path());
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if bin.exists() {
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if let Some((best_n, _)) = best {
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if n > best_n { best = Some((n, bin)); }
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} else {
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best = Some((n, bin));
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}
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}
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}
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}
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Ok(best.map(|(_, p)| p))
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}
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fn download_to(client: &Client, url: &str, dest: &Path) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
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let mut resp = client.get(url).send()?.error_for_status()?;
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let mut file = fs::File::create(dest)?;
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io::copy(&mut resp, &mut file)?;
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Ok(())
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}
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pub fn get_or_install_latest(cache_dir: &Path) -> Result<PathBuf, Box<dyn std::error::Error + Send + Sync>>
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{
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fs::create_dir_all(cache_dir)?;
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let client = Client::builder().build()?;
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let rev = fetch_latest_revision(&client)?;
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let rev_dir = cache_dir.join(&rev);
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let bin_path = rev_dir.join(bin_relative_path());
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if bin_path.exists() {
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return Ok(bin_path);
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}
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let url = format!(
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"https://storage.googleapis.com/chromium-browser-snapshots/{}/{}/{}",
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PLATFORM_DIR, rev, zip_name()
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);
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let zip_path = cache_dir.join(format!("chromium-{}.zip", rev));
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if !zip_path.exists() {
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download_to(&client, &url, &zip_path)?;
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}
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extract_zip(&zip_path, &rev_dir)?;
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Ok(bin_path)
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}
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