From 68dc70c17618b0feaaaebf3d9c258d25c9b29793 Mon Sep 17 00:00:00 2001
From: Johan Maasing <johan@zoom.nu>
Date: Fri, 2 May 2025 08:44:44 +0200
Subject: [PATCH] Makes it possible to put templates in subdirectories

---
 .../{ => nu/zoom/dsl}/Codecs.scala.ftl        |  0
 .../{ => nu/zoom/dsl}/Endpoints.scala.ftl     |  0
 .../{ => nu/zoom/dsl}/Protocol.scala.ftl      |  0
 .../nu/zoom/dsl/freemarker/Generator.java     | 24 +++++++++++--------
 4 files changed, 14 insertions(+), 10 deletions(-)
 rename endpoints-templates/{ => nu/zoom/dsl}/Codecs.scala.ftl (100%)
 rename endpoints-templates/{ => nu/zoom/dsl}/Endpoints.scala.ftl (100%)
 rename endpoints-templates/{ => nu/zoom/dsl}/Protocol.scala.ftl (100%)

diff --git a/endpoints-templates/Codecs.scala.ftl b/endpoints-templates/nu/zoom/dsl/Codecs.scala.ftl
similarity index 100%
rename from endpoints-templates/Codecs.scala.ftl
rename to endpoints-templates/nu/zoom/dsl/Codecs.scala.ftl
diff --git a/endpoints-templates/Endpoints.scala.ftl b/endpoints-templates/nu/zoom/dsl/Endpoints.scala.ftl
similarity index 100%
rename from endpoints-templates/Endpoints.scala.ftl
rename to endpoints-templates/nu/zoom/dsl/Endpoints.scala.ftl
diff --git a/endpoints-templates/Protocol.scala.ftl b/endpoints-templates/nu/zoom/dsl/Protocol.scala.ftl
similarity index 100%
rename from endpoints-templates/Protocol.scala.ftl
rename to endpoints-templates/nu/zoom/dsl/Protocol.scala.ftl
diff --git a/parser/src/main/java/nu/zoom/dsl/freemarker/Generator.java b/parser/src/main/java/nu/zoom/dsl/freemarker/Generator.java
index dcfa86a..1ac2cb0 100644
--- a/parser/src/main/java/nu/zoom/dsl/freemarker/Generator.java
+++ b/parser/src/main/java/nu/zoom/dsl/freemarker/Generator.java
@@ -21,6 +21,7 @@ import nu.zoom.dsl.ast.DocumentNode;
 
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
+import java.nio.file.FileVisitOption;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
@@ -50,17 +51,20 @@ public class Generator {
     }
 
     public List<Path> generate() throws IOException, TemplateException {
-        try (Stream<Path> files = Files.list(templatesDir)) {
-            List<String> templates = files
-                    .map(Path::getFileName)
-                    .map(Path::toString)
-                    .filter(p -> p.length() > TEMPLATE_EXTENSION_LENGTH && p.endsWith(TEMPLATE_EXTENSION)
-                    )
-                    .toList();
+        try (Stream<Path> files = Files.walk(templatesDir)) {
+            List<Path> templates = files
+                .filter(p -> {
+                        var fname = p.getFileName().toString();
+                        return fname.length() > TEMPLATE_EXTENSION_LENGTH && fname.endsWith(TEMPLATE_EXTENSION) ;
+                    }
+                )
+                .map(p -> templatesDir.relativize(p))
+                .toList();
             ArrayList<Path> out = new ArrayList<>();
-            for (String template : templates) {
-                Path outpath = outputDir.resolve(outputFilenameFromTemplate(template));
-                Template ftl = this.cfg.getTemplate(template);
+            for (Path template : templates) {
+                Path outpath = outputDir.resolve(outputFilenameFromTemplate(template.toString()));
+                Files.createDirectories(outpath.getParent());
+                Template ftl = this.cfg.getTemplate(template.toString());
                 try (var outw = Files.newBufferedWriter(outpath, StandardCharsets.UTF_8)) {
                     ftl.process(this.data, outw);
                     out.add(outpath);