From 01675eda6a7f6f8102de4921f504187467434179 Mon Sep 17 00:00:00 2001
From: ityuany <519495771@qq.com>
Date: Tue, 2 Jul 2024 17:44:30 +0800
Subject: [PATCH] yarn bugfix
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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.
├── 1.22.0
│   └── yarn-v1.22.0
├── 1.22.1
│   └── package
├── 1.22.10
│   └── yarn-v1.22.10
├── 1.22.21
│   └── package
├── 1.22.22
│   └── package
├── 2.4.1
│   └── package
├── 2.4.2
│   └── package
├── 4.0.0
│   └── package
---
 crates/snm_tarball/src/lib.rs | 42 +++++++++++++++++++++++++++++++++--
 1 file changed, 40 insertions(+), 2 deletions(-)

diff --git a/crates/snm_tarball/src/lib.rs b/crates/snm_tarball/src/lib.rs
index 09428deb..1d08f81c 100644
--- a/crates/snm_tarball/src/lib.rs
+++ b/crates/snm_tarball/src/lib.rs
@@ -1,6 +1,9 @@
 use flate2::read::GzDecoder;
 use snm_utils::snm_error::SnmError;
-use std::{fs::File, path::PathBuf};
+use std::{
+    fs::File,
+    path::{Path, PathBuf},
+};
 use tar::Archive;
 use xz2::read::XzDecoder;
 
@@ -20,9 +23,44 @@ pub fn decompress(
 
     match tarball_type {
         TarballType::Tgz => {
+            let new_dir_name = "package";
             let decoder = GzDecoder::new(input_file);
             let mut archive = Archive::new(decoder);
-            archive.unpack(output_path)?;
+
+            // yarn decompress dir different versions are different.
+            // .
+            // ├── 1.22.0
+            // │   └── yarn-v1.22.0    👈
+            // ├── 1.22.1
+            // │   └── package
+            // ├── 1.22.10
+            // │   └── yarn-v1.22.10   👈
+            // ├── 1.22.21
+            // │   └── package
+            // ├── 1.22.22
+            // │   └── package
+            // ├── 2.4.1
+            // │   └── package
+            // ├── 2.4.2
+            // │   └── package
+            // ├── 4.0.0
+            // │   └── package
+
+            for entry in archive.entries()? {
+                let mut entry = entry?;
+                let path = entry.path()?.to_owned();
+                let new_path = if let Some(first_component) = path.components().next() {
+                    let stripped = path.strip_prefix(first_component.as_os_str()).unwrap();
+                    Path::new(new_dir_name).join(stripped)
+                } else {
+                    path.to_path_buf()
+                };
+                let final_path = Path::new(&output_path).join(new_path);
+                if let Some(parent) = final_path.parent() {
+                    std::fs::create_dir_all(parent)?;
+                }
+                entry.unpack(final_path)?;
+            }
         }
         TarballType::Xz => {
             let decoder = XzDecoder::new(input_file);