Implement default thumbnail generator

src/main/java/sh/rhiobet/lalafin/advent/access/AdventAccessService.java

@@ -10,16 +10,28 @@ import jakarta.inject.Named;
 import sh.rhiobet.lalafin.advent.configuration.AdventConfiguration;
 import sh.rhiobet.lalafin.core.access.AccessService;
 import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
 
 @ApplicationScoped
-@Named("advent")
+@Named("advent/access")
 public class AdventAccessService implements AccessService {
   @Inject
   AdventConfiguration adventConfiguration;
 
+  @Inject
+  @Named("file/resolver")
+  PathURIResolver fileURIResolver;
+
   @Override
   public boolean checkAccess(Path path) {
-    String pathUri = path.getURI();
+    Optional<String> pathUriOptional = this.fileURIResolver.resolve(path);
+
+    String pathUri;
+    if (pathUriOptional.isEmpty()) {
+      return false;
+    } else {
+      pathUri = pathUriOptional.get().replaceAll("^.file", "");
+    }
 
     Optional<AdventConfiguration.AdventEvent> matchingAdvent = adventConfiguration.events().stream()
         .filter(e -> pathUri.startsWith(e.path()))

src/main/java/sh/rhiobet/lalafin/advent/resolver/AdventThumbnailPathURIResolver.java

@@ -1,11 +1,11 @@
-package sh.rhiobet.lalafin.advent.thumbnail;
+package sh.rhiobet.lalafin.advent.resolver;
 
 import java.io.IOException;
-import java.io.OutputStream;
 import java.nio.file.Files;
 import java.nio.file.Paths;
 import java.util.Optional;
 
+import jakarta.annotation.Priority;
 import jakarta.decorator.Decorator;
 import jakarta.decorator.Delegate;
 import jakarta.inject.Inject;
@@ -13,26 +13,27 @@ import jakarta.inject.Named;
 import sh.rhiobet.lalafin.advent.access.AdventAccessService;
 import sh.rhiobet.lalafin.core.path.model.Path;
 import sh.rhiobet.lalafin.core.path.model.PathAccessor;
-import sh.rhiobet.lalafin.core.path.plugin.PathPlugin;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
 import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
 
 @Decorator
-public class AdventThumbnailPathPlugin extends PathAccessor implements PathPlugin {
+@Priority(0)
+public class AdventThumbnailPathURIResolver extends PathAccessor implements PathURIResolver {
   @Inject
   FileConfiguration fileConfiguration;
 
   @Inject
-  @Named("file/thumbnail")
+  @Named("file/resolver/thumbnail")
   @Delegate
-  PathPlugin thumbnailPathPlugin;
+  PathURIResolver thumbnailURIResolver;
 
   @Inject
   AdventAccessService adventAccessService;
 
   @Override
-  public Optional<String> resolveURI(Path path) {
+  public Optional<String> resolve(Path path) {
     if (this.adventAccessService.checkAccess(path)) {
-      return this.thumbnailPathPlugin.resolveURI(path);
+      return this.thumbnailURIResolver.resolve(path);
     } else {
       Optional<java.nio.file.Path> thumbnailAbsolutePath = getDefaultThumbnailPath(path);
 
@@ -47,15 +48,6 @@ public class AdventThumbnailPathPlugin extends PathAccessor implements PathPlugi
     }
   }
 
-  @Override
-  public OutputStream getOutputStream(Path path) throws IOException {
-    if (this.adventAccessService.checkAccess(path)) {
-      return this.thumbnailPathPlugin.getOutputStream(path);
-    } else {
-      throw new IOException("You don't yet have access to this resource.");
-    }
-  }
-
   private Optional<java.nio.file.Path> getDefaultThumbnailPath(Path path) {
     try {
       return Files.list(getAbsolutePath(path).getParent().resolve(".thumbnails"))

src/main/java/sh/rhiobet/lalafin/core/path/model/FileSystemPath.java

@@ -9,8 +9,6 @@ import java.util.List;
 import java.util.stream.Stream;
 import java.util.zip.ZipFile;
 
-import org.jboss.resteasy.reactive.common.util.Encode;
-
 public final class FileSystemPath implements Path {
   private java.nio.file.Path rootFolderPath;
 
@@ -29,16 +27,6 @@ public final class FileSystemPath implements Path {
     this.absolutePath = getAbsolutePath();
   }
 
-  @Override
-  public String getURI() {
-    if (this.segments.isEmpty()) {
-      return "/";
-    }
-    return this.segments.stream()
-        .map(s -> "/" + Encode.encodePathSegment(s))
-        .reduce("", String::concat);
-  }
-
   @Override
   public String getFilename() {
     return this.segments.isEmpty() ? "/" : this.segments.getLast();

src/main/java/sh/rhiobet/lalafin/core/path/model/Path.java

@@ -5,7 +5,6 @@ import java.io.InputStream;
 import java.util.List;
 
 sealed public interface Path permits FileSystemPath, ZipEntryPath {
-  String getURI();
   String getFilename();
   long getSize();
   boolean exists();

src/main/java/sh/rhiobet/lalafin/core/path/model/PathAccessor.java

@@ -1,5 +1,10 @@
 package sh.rhiobet.lalafin.core.path.model;
 
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
 public abstract class PathAccessor {
   protected java.nio.file.Path getAbsolutePath(Path path) {
     switch (path) {
@@ -10,4 +15,15 @@ public abstract class PathAccessor {
         return zep.zipFilePath.absolutePath;
     }
   }
+
+  protected List<String> getSegments(Path path) {
+    switch (path) {
+      case FileSystemPath fsp:
+        return Collections.unmodifiableList(fsp.segments);
+
+      case ZipEntryPath zep:
+        return Stream.concat(zep.zipFilePath.segments.stream(), zep.segments.stream())
+            .collect(Collectors.toUnmodifiableList());
+    }
+  }
 }

src/main/java/sh/rhiobet/lalafin/core/path/model/ZipEntryPath.java

@@ -10,8 +10,6 @@ import java.util.stream.Collectors;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
 
-import org.jboss.resteasy.reactive.common.util.Encode;
-
 public final class ZipEntryPath implements Path {
   private long size = 0;
   private boolean exists = false;
@@ -32,13 +30,6 @@ public final class ZipEntryPath implements Path {
     this.entryName = entryName;
   }
 
-  @Override
-  public String getURI() {
-    return this.zipFilePath.getURI() + this.segments.stream()
-        .map(s -> "/" + Encode.encodePathSegment(s))
-        .reduce("", String::concat);
-  }
-
   @Override
   public String getFilename() {
     return this.segments.getLast();

src/main/java/sh/rhiobet/lalafin/core/path/plugin/PathPlugin.java

@@ -1,12 +0,0 @@
-package sh.rhiobet.lalafin.core.path.plugin;
-
-import java.io.IOException;
-import java.io.OutputStream;
-import java.util.Optional;
-
-import sh.rhiobet.lalafin.core.path.model.Path;
-
-public interface PathPlugin {
-  Optional<String> resolveURI(Path path);
-  OutputStream getOutputStream(Path path) throws IOException;
-}

src/main/java/sh/rhiobet/lalafin/core/path/resolver/PathURIResolver.java

@@ -0,0 +1,9 @@
+package sh.rhiobet.lalafin.core.path.resolver;
+
+import java.util.Optional;
+
+import sh.rhiobet.lalafin.core.path.model.Path;
+
+public interface PathURIResolver {
+  Optional<String> resolve(Path path);
+}

src/main/java/sh/rhiobet/lalafin/core/thumbnail/ThumbnailGenerator.java

@@ -0,0 +1,9 @@
+package sh.rhiobet.lalafin.core.thumbnail;
+
+import java.io.IOException;
+
+import sh.rhiobet.lalafin.core.path.model.Path;
+
+public interface ThumbnailGenerator {
+  void generate(Path path) throws IOException;
+}

src/main/java/sh/rhiobet/lalafin/core/thumbnail/ThumbnailPathAccessor.java

@@ -0,0 +1,41 @@
+package sh.rhiobet.lalafin.core.thumbnail;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.Optional;
+import java.util.regex.Pattern;
+
+import sh.rhiobet.lalafin.core.path.model.FileSystemPath;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.model.PathAccessor;
+import sh.rhiobet.lalafin.core.path.model.ZipEntryPath;
+
+public abstract class ThumbnailPathAccessor extends PathAccessor {
+  @Override
+  protected java.nio.file.Path getAbsolutePath(Path path) {
+    try {
+      switch (path) {
+        case FileSystemPath fsp:
+          java.nio.file.Path thumbnailsFolder =
+              super.getAbsolutePath(path).getParent().resolve(".thumbnails");
+
+          Optional<java.nio.file.Path> foundPath = Optional.empty();
+          if (Files.exists(thumbnailsFolder)) {
+            foundPath = Files.list(thumbnailsFolder)
+                .filter(f -> f.getFileName().toString()
+                    .matches("^" + Pattern.quote(path.getFilename()) + "(\\.[^.]+)*$"))
+                .findFirst();
+          }
+
+          return foundPath.isPresent() ?
+              foundPath.get() :
+              thumbnailsFolder.resolve(path.getFilename() + ".png");
+
+        case ZipEntryPath zep:
+          return null;
+      }
+    } catch (IOException ignored) {
+      return null;
+    }
+  }
+}

src/main/java/sh/rhiobet/lalafin/core/util/MimeType.java

@@ -0,0 +1,42 @@
+package sh.rhiobet.lalafin.core.util;
+
+public class MimeType {
+	public static String getMimeType(String filename) {
+		String extension = filename.substring(filename.lastIndexOf('.') + 1).toLowerCase();
+
+		switch (extension) {
+			case "3gp":
+				return "video/3gpp";
+			case "avi":
+				return "video/x-msvideo";
+			case "flac":
+				return "audio/x-flac";
+			case "flv":
+				return "video/x-flv";
+			case "html":
+				return "text/html";
+			case "jpg":
+				return "image/jpeg";
+			case "mkv":
+				return "video/x-matroska";
+			case "mp3":
+				return "audio/mp3";
+			case "mp4":
+				return "video/mp4";
+			case "png":
+				return "image/png";
+			case "ts":
+				return "video/MP2T";
+			case "wav":
+				return "audio/x-wav";
+			case "webm":
+				return "video/webm";
+			case "wmv":
+				return "video/x-ms-wmv";
+			case "zip":
+				return "application/zip";
+			default:
+				return "application/octet-stream";
+		}
+	}
+}

src/main/java/sh/rhiobet/lalafin/file/access/FileRoleAccessService.java

@@ -1,6 +1,7 @@
 package sh.rhiobet.lalafin.file.access;
 
 import java.util.List;
+import java.util.Optional;
 
 import io.quarkus.security.identity.SecurityIdentity;
 import jakarta.enterprise.context.ApplicationScoped;
@@ -8,10 +9,11 @@ import jakarta.inject.Inject;
 import jakarta.inject.Named;
 import sh.rhiobet.lalafin.core.access.AccessService;
 import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
 import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
 
 @ApplicationScoped
-@Named("file/role")
+@Named("file/access/role")
 public class FileRoleAccessService implements AccessService {
   @Inject
   SecurityIdentity securityIdentity;
@@ -19,13 +21,24 @@ public class FileRoleAccessService implements AccessService {
   @Inject
   FileConfiguration fileConfiguration;
 
+  @Inject
+  @Named("file/resolver")
+  PathURIResolver fileURIResolver;
+
   public boolean checkAccess(Path path) {
-    String pathUri = path.getURI();
+    Optional<String> pathUriOptional = this.fileURIResolver.resolve(path);
+
+    String pathUri;
+    if (pathUriOptional.isEmpty()) {
+      return false;
+    } else {
+      pathUri = pathUriOptional.get().replaceAll("^.file", "");
+    }
+
     List<FileConfiguration.Route> matchingRoutes = fileConfiguration.routes().stream()
         .filter(r -> pathUri.startsWith(r.path()))
         .toList();
 
-
     if (matchingRoutes.isEmpty()) {
       return false;
     }

src/main/java/sh/rhiobet/lalafin/file/model/FileMetadataService.java

@@ -8,7 +8,8 @@ import jakarta.inject.Named;
 import sh.rhiobet.lalafin.LalafinConfiguration;
 import sh.rhiobet.lalafin.api.internal.redis.FileTokenProvider;
 import sh.rhiobet.lalafin.core.path.model.Path;
-import sh.rhiobet.lalafin.core.path.plugin.PathPlugin;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+import sh.rhiobet.lalafin.core.thumbnail.ThumbnailGenerator;
 import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
 
 @ApplicationScoped
@@ -19,19 +20,37 @@ public class FileMetadataService {
   @Inject
   FileConfiguration fileConfiguration;
 
+  @Inject
+  @Named("file/resolver")
+  PathURIResolver fileURIResolver;
+
+  @Inject
+  @Named("file/resolver/thumbnail")
+  PathURIResolver fileThumbnailURIResolver;
+
   @Inject
   @Named("file/thumbnail")
-  PathPlugin thumbnailPathPlugin;
+  ThumbnailGenerator fileThumbnailGenerator;
 
   public FileInfoBase getInfo(Path filePath, FileTokenProvider fileTokenProvider) {
     if (filePath.exists()) {
-      Optional<String> thumbUrl = this.thumbnailPathPlugin.resolveURI(filePath);
+      Optional<String> fileUrl = this.fileURIResolver.resolve(filePath);
+      Optional<String> thumbUrl = this.fileThumbnailURIResolver.resolve(filePath);
+
+      if (thumbUrl.isEmpty()) {
+        try {
+          this.fileThumbnailGenerator.generate(filePath);
+          thumbUrl = this.fileThumbnailURIResolver.resolve(filePath);
+        } catch (IOException e) {
+          e.printStackTrace();
+        }
+      }
 
       if (filePath.canHaveChildren()) {
         FolderInfo folderInfo = new FolderInfo(
             filePath.getFilename(),
-            thumbUrl.isPresent() ? "/file" + thumbUrl.get() : "",
+            thumbUrl.isPresent() ? thumbUrl.get() : "",
-            "/file" + filePath.getURI(),
+            fileUrl.isPresent() ? fileUrl.get() : "",
             ""
         );
 
@@ -48,17 +67,29 @@ public class FileMetadataService {
               }
             }
 
-            Optional<String> childThumbUrl = this.thumbnailPathPlugin.resolveURI(child);
+            Optional<String> childFileUrl = this.fileURIResolver.resolve(child);
+            Optional<String> childThumbUrl = this.fileThumbnailURIResolver.resolve(child);
+      
+            if (childThumbUrl.isEmpty()) {
+              try {
+                this.fileThumbnailGenerator.generate(child);
+                childThumbUrl = this.fileThumbnailURIResolver.resolve(child);
+              } catch (IOException e) {
+                e.printStackTrace();
+              }
+            }
 
             FileInfoBase contentInfo;
             if (child.canHaveChildren()) {
-              contentInfo = new FolderInfo(child.getFilename(), "/file" + child.getURI());
+              contentInfo = new FolderInfo(child.getFilename(),
+                  childFileUrl.isPresent() ? childFileUrl.get() : "");
             } else {
-              contentInfo = new FileInfo(child.getFilename(), "/file" + child.getURI());
+              contentInfo = new FileInfo(child.getFilename(),
+                  childFileUrl.isPresent() ? childFileUrl.get() : "");
             }
 
             if (childThumbUrl.isPresent()) {
-              contentInfo.thumbnailUrl = "/file" + childThumbUrl.get();
+              contentInfo.thumbnailUrl = childThumbUrl.get();
             }
 
             folderInfo.content.add(contentInfo);
@@ -71,8 +102,8 @@ public class FileMetadataService {
       } else {
         FileInfo fileInfo = new FileInfo(
             filePath.getFilename(),
-            thumbUrl.isPresent() ? "/file" + thumbUrl.get() : "",
+            thumbUrl.isPresent() ? thumbUrl.get() : "",
-            "/file" + filePath.getURI(),
+            fileUrl.isPresent() ? fileUrl.get() : "",
             ""
         );
 

src/main/java/sh/rhiobet/lalafin/file/resolver/FilePathURIResolver.java

@@ -0,0 +1,34 @@
+package sh.rhiobet.lalafin.file.resolver;
+
+import java.util.List;
+import java.util.Optional;
+
+import org.jboss.resteasy.reactive.common.util.Encode;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.model.PathAccessor;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+
+@ApplicationScoped
+@Named("file/resolver")
+public class FilePathURIResolver extends PathAccessor implements PathURIResolver {
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Override
+  public Optional<String> resolve(Path path) {
+    List<String> segments = getSegments(path);
+
+    if (segments.isEmpty()) {
+      return Optional.of("/file/");
+    }
+
+    return Optional.of(segments.stream()
+        .map(s -> "/" + Encode.encodePathSegment(s))
+        .reduce("/file", String::concat));
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/resolver/FileThumbnailPathURIResolver.java

@@ -0,0 +1,42 @@
+package sh.rhiobet.lalafin.file.resolver;
+
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.Optional;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+import sh.rhiobet.lalafin.core.path.model.FileSystemPath;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.path.model.ZipEntryPath;
+import sh.rhiobet.lalafin.core.path.resolver.PathURIResolver;
+import sh.rhiobet.lalafin.core.thumbnail.ThumbnailPathAccessor;
+
+@ApplicationScoped
+@Named("file/resolver/thumbnail")
+public class FileThumbnailPathURIResolver extends ThumbnailPathAccessor implements PathURIResolver {
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Override
+  public Optional<String> resolve(Path path) {
+    switch (path) {
+      case FileSystemPath fsp:
+        java.nio.file.Path thumbnailAbsolutePath = getAbsolutePath(path);
+
+        if (thumbnailAbsolutePath != null && Files.exists(thumbnailAbsolutePath)) {
+          java.nio.file.Path rootFolderPath = Paths.get(this.fileConfiguration.directory());
+          return Optional.of(
+              "/file/" + rootFolderPath.resolve("file").relativize(thumbnailAbsolutePath)
+              .toString());
+        } else {
+          return Optional.empty();
+        }
+
+      case ZipEntryPath zep:
+        return Optional.empty();
+    }
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/thumbnail/FileThumbnailGenerator.java

@@ -0,0 +1,68 @@
+package sh.rhiobet.lalafin.file.thumbnail;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+
+import org.im4java.core.ConvertCmd;
+import org.im4java.core.IM4JavaException;
+import org.im4java.core.IMOperation;
+import org.im4java.process.Pipe;
+
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
+import jakarta.inject.Named;
+import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
+import sh.rhiobet.lalafin.core.path.model.Path;
+import sh.rhiobet.lalafin.core.thumbnail.ThumbnailGenerator;
+import sh.rhiobet.lalafin.core.thumbnail.ThumbnailPathAccessor;
+import sh.rhiobet.lalafin.core.util.MimeType;
+
+@ApplicationScoped
+@Named("file/thumbnail")
+public class FileThumbnailGenerator extends ThumbnailPathAccessor implements ThumbnailGenerator {
+  @Inject
+  FileConfiguration fileConfiguration;
+
+  @Override
+  public void generate(Path path) throws IOException {
+    java.nio.file.Path thumbnailAbsolutePath = getAbsolutePath(path);
+
+    if (!path.canHaveChildren() || thumbnailAbsolutePath == null) {
+      return;
+    }
+
+    if (Files.exists(thumbnailAbsolutePath)) {
+      Files.delete(thumbnailAbsolutePath);
+    }
+
+    Files.createDirectories(thumbnailAbsolutePath.getParent());
+
+    for (Path childPath : path.getChildren()) {
+      String mimetype = MimeType.getMimeType(childPath.getFilename());
+
+      if (mimetype.startsWith("image/")) {
+        String extension = childPath.getFilename()
+            .substring(childPath.getFilename().lastIndexOf('.') + 1).toLowerCase();
+
+        ConvertCmd convert = new ConvertCmd();
+        convert.getCommand().clear();
+        convert.getCommand().push("magick");
+        IMOperation op = new IMOperation();
+
+        try (InputStream pathInputStream = childPath.getInputStream()) {
+          Pipe inputPipe = new Pipe(pathInputStream, null);
+          op.addImage(extension + ":-");
+          op.resize(200, null);
+          op.addImage(thumbnailAbsolutePath.toString());
+          convert.setInputProvider(inputPipe);
+          convert.run(op);
+
+          return;
+        } catch (InterruptedException | IM4JavaException e) {
+          throw new IOException("Error when generating thumbnail with IM4J.", e);
+        }
+      }
+    }
+  }
+}

src/main/java/sh/rhiobet/lalafin/file/thumbnail/FileThumbnailPathPlugin.java

@@ -1,74 +0,0 @@
-package sh.rhiobet.lalafin.file.thumbnail;
-
-import java.io.IOException;
-import java.io.OutputStream;
-import java.nio.file.Files;
-import java.nio.file.Paths;
-import java.util.Optional;
-import java.util.regex.Pattern;
-
-import jakarta.enterprise.context.ApplicationScoped;
-import jakarta.inject.Inject;
-import jakarta.inject.Named;
-import sh.rhiobet.lalafin.file.configuration.FileConfiguration;
-import sh.rhiobet.lalafin.core.path.model.FileSystemPath;
-import sh.rhiobet.lalafin.core.path.model.Path;
-import sh.rhiobet.lalafin.core.path.model.PathAccessor;
-import sh.rhiobet.lalafin.core.path.model.ZipEntryPath;
-import sh.rhiobet.lalafin.core.path.plugin.PathPlugin;
-
-@ApplicationScoped
-@Named("file/thumbnail")
-public class FileThumbnailPathPlugin extends PathAccessor implements PathPlugin {
-  @Inject
-  FileConfiguration fileConfiguration;
-
-  @Override
-  public Optional<String> resolveURI(Path path) {
-    switch (path) {
-      case FileSystemPath fsp:
-        Optional<java.nio.file.Path> thumbnailAbsolutePath = getThumbnailPath(path);
-
-        if (thumbnailAbsolutePath.isPresent()) {
-          java.nio.file.Path rootFolderPath = Paths.get(this.fileConfiguration.directory());
-          return Optional.of(
-              "/" + rootFolderPath.resolve("file").relativize(thumbnailAbsolutePath.get())
-              .toString());
-        } else {
-          return Optional.empty();
-        }
-
-      case ZipEntryPath zep:
-        return Optional.empty();
-    }
-  }
-
-  @Override
-  public OutputStream getOutputStream(Path path) throws IOException {
-    switch (path) {
-      case FileSystemPath fsp:
-        Optional<java.nio.file.Path> thumbnailAbsolutePath = getThumbnailPath(path);
-        if (thumbnailAbsolutePath.isPresent()) {
-          Files.delete(thumbnailAbsolutePath.get());
-        }
-        java.nio.file.Path newThumbnailAbsolutePath =
-            getAbsolutePath(path).getParent().resolve(".thumbnails").resolve(path.getFilename());
-        Files.createDirectories(newThumbnailAbsolutePath.getParent());
-        return Files.newOutputStream(newThumbnailAbsolutePath);
-
-      case ZipEntryPath zep:
-        throw new IOException("A zip file is not a valid location to store a thumbnail.");
-    }
-  }
-
-  private Optional<java.nio.file.Path> getThumbnailPath(Path path) {
-    try {
-      return Files.list(getAbsolutePath(path).getParent().resolve(".thumbnails"))
-          .filter(f -> f.getFileName().toString()
-              .matches("^" + Pattern.quote(path.getFilename()) + "(\\.[^.]+)*$"))
-          .findFirst();
-    } catch (IOException ignored) {
-      return Optional.empty();
-    }
-  }
-}