From a2924b043a88a26338c96c84f8d11057a166d622 Mon Sep 17 00:00:00 2001
From: Ilia Naryzhny <phantom@ydn.ru>
Date: Thu, 14 Mar 2024 21:16:10 -0700
Subject: [PATCH] Add support of scope in CDN. Fix #24

---
 .../org/orienteer/jnpm/cdn/CDNRequest.java    | 32 +++++++++++++++----
 .../java/org/orienteer/jnpm/cdn/CDNTest.java  |  9 ++++++
 2 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/jnpm/src/main/java/org/orienteer/jnpm/cdn/CDNRequest.java b/jnpm/src/main/java/org/orienteer/jnpm/cdn/CDNRequest.java
index fbf7a92..8ee0791 100644
--- a/jnpm/src/main/java/org/orienteer/jnpm/cdn/CDNRequest.java
+++ b/jnpm/src/main/java/org/orienteer/jnpm/cdn/CDNRequest.java
@@ -20,9 +20,10 @@ public class CDNRequest {
 	
 	private static final VersionInfo NULL_VERSION = new VersionInfo();
 	
-	private static final String PATH_PATTERN = "/([^/@]*)@?([^/]*)/(.*)";
+	private static final String PATH_PATTERN = "/((@[^/]*)/)?([^/@]*)@?([^/]*)/(.*)";
 	private static final Pattern PATH_REGEXP = Pattern.compile(PATH_PATTERN);
 
+	private String scope;
 	private String packageName;
 	private String versionExpression;
 	private String path;
@@ -34,7 +35,8 @@ public class CDNRequest {
 	@NonFinal
 	private Boolean forceDownload;
 	
-	protected CDNRequest(String packageName, String version, String path) {
+	protected CDNRequest(String scope, String packageName, String version, String path) {
+		this.scope = scope;
 		this.packageName = packageName;
 		this.versionExpression = version!=null && !version.isEmpty()?version:"latest";
 		int indx = path.indexOf("?");
@@ -51,7 +53,11 @@ public boolean isExactVersion() {
 	}
 	
 	public String getPackageVersionExpression() {
-		return packageName+"@"+versionExpression;
+		if(scope!=null) {
+			return scope+"/"+packageName+"@"+versionExpression;
+		} else {
+			return packageName+"@"+versionExpression;
+		}
 	}
 	
 	public CDNRequest forceDownload() {
@@ -77,16 +83,30 @@ public VersionInfo resolveVersion(Map<String, VersionInfo> versionsCache) {
 	}
 	
 	public static CDNRequest valueOf(String packageInfo, String filePath) {
-		int indx = packageInfo.indexOf("@");
+		String scope = null;
+		if(packageInfo.startsWith("@")) {
+			int indx = packageInfo.indexOf('/');
+			if(indx>0) {
+				scope = packageInfo.substring(0, indx);
+				packageInfo = packageInfo.substring(indx+1);
+			} else {
+				throw new IllegalArgumentException("Scoped Package Info '"+packageInfo+"' doesn't have package name");
+			}
+		}
+		return valueOf(scope, packageInfo, filePath);
+	}
+	
+	public static CDNRequest valueOf(String scope, String packageInfo, String filePath) {
+		int indx = packageInfo.indexOf('@');
 		String pck = indx<0?packageInfo:packageInfo.substring(0, indx);
 		String version = indx<0?packageInfo.substring(indx+1):null;
-		return new CDNRequest(pck, version, filePath);
+		return new CDNRequest(scope, pck, version, filePath);
 	}
 	
 	public static CDNRequest valueOf(String fullPath) {
 		Matcher matcher = PATH_REGEXP.matcher(fullPath);
 		if(matcher.matches()) {
-			return new CDNRequest(matcher.group(1), matcher.group(2), matcher.group(3));
+			return new CDNRequest(matcher.group(2), matcher.group(3), matcher.group(4), matcher.group(5));
 		} else {
 			throw new IllegalArgumentException("Path '"+fullPath+"' should corresponds pattern '"+PATH_PATTERN+"'");
 		}
diff --git a/jnpm/src/test/java/org/orienteer/jnpm/cdn/CDNTest.java b/jnpm/src/test/java/org/orienteer/jnpm/cdn/CDNTest.java
index 820545a..29c9cbd 100644
--- a/jnpm/src/test/java/org/orienteer/jnpm/cdn/CDNTest.java
+++ b/jnpm/src/test/java/org/orienteer/jnpm/cdn/CDNTest.java
@@ -40,6 +40,15 @@ public void testParsing() {
 		assertEquals("file.js", reqInfo.getFileName());
 		assertTrue(reqInfo.isExactVersion());
 		
+		reqInfo = CDNRequest.valueOf("/@test/vue@2.6.11/path/to/the/file.js");
+		assertEquals("@test", reqInfo.getScope());
+		assertEquals("vue", reqInfo.getPackageName());
+		assertEquals("2.6.11", reqInfo.getVersionExpression());
+		assertEquals("@test/vue@2.6.11", reqInfo.getPackageVersionExpression());
+		assertEquals("path/to/the/file.js", reqInfo.getPath());
+		assertEquals("file.js", reqInfo.getFileName());
+		assertTrue(reqInfo.isExactVersion());
+		
 		reqInfo = CDNRequest.valueOf("/vue@~2.6.11/path/to/the/file2.js");
 		assertEquals("vue", reqInfo.getPackageName());
 		assertEquals("~2.6.11", reqInfo.getVersionExpression());