working on zip writer

lua/fs.example.lua

@@ -64,15 +64,16 @@ function does_not(predicate)
     return function(...) return not predicate(...) end
 end
 
+function zip(source)
+    print("would zip")
+    for entry in source do
+        print(entry.path)
+    end
+end
+
 local comic_dir = directory("/Users/kinch/Desktop/Rebuild World")
 comic_dir:filter(is_dir)
 
 for chapter_dir in comic_dir do
-    print(chapter_dir)
+    zip(directory(chapter_dir):filter(does_not(contains("._"))))
-    --local images = FileTree
-    --        :new(fs.directory(chapter_dir.path))
-    --        :filter(does_not(contains("._")))
-    --for img in images do
-    --    print(img)
-    --end
 end

lua_modules/filesystem/src/sinks/mod.rs

@@ -1,8 +1,20 @@
 use crate::resources::input_stream::DynResourceInputStream;
+use crate::resources::Resource;
+use mlua::{UserData, UserDataMethods};
+use std::path::PathBuf;
 
 mod zip_sink;
 
 pub trait ResourceSink {
+    fn new(path: PathBuf) -> Self;
     fn add_file(&mut self, input: DynResourceInputStream);
-    fn add_directory(&mut self);
+    fn add_directory(&mut self, dirname: String);
+}
+
+pub struct ResourceSinkWrapper<SinkType: ResourceSink>(SinkType);
+
+impl<SinkType: ResourceSink> UserData for ResourceSinkWrapper<SinkType> {
+    fn add_methods<'lua, M: UserDataMethods<'lua, Self>>(methods: &mut M) {
+        methods.add_method_mut("add_file", |lua, this, resouce: DynResourceInputStream|)
+    }
 }

lua_modules/filesystem/src/sinks/zip_sink.rs

@@ -2,6 +2,7 @@ use crate::resources::input_stream::DynResourceInputStream;
 use crate::sinks::ResourceSink;
 use std::fs::File;
 use std::io::Write;
+use std::path::PathBuf;
 use std::ptr::write;
 use zip::ZipWriter;
 
@@ -10,10 +11,20 @@ pub struct ZipSink {
 }
 
 impl ResourceSink for ZipSink {
-    fn add(&mut self, mut input: DynResourceInputStream) {
+    fn new(path: PathBuf) -> Self {
+        ZipSink {
+            writer: ZipWriter::new(std::fs::File::create(path).expect("could not create file")),
+        }
+    }
+
+    fn add_file(&mut self, mut input: DynResourceInputStream) {
         self.writer
-            .start_file(input.path(), Default::default())
+            .start_file(input.path().display().to_string(), Default::default())
             .expect("error writing zip");
         std::io::copy(&mut input, &mut self.writer).expect("error writing zip");
     }
+
+    fn add_directory(&mut self, dirname: String) {
+        todo!("implementing adding directory")
+    }
 }

lua_modules/filesystem/src/source/directory_source.rs

@@ -1,5 +1,6 @@
 use crate::resources::resource_filesystem::FilesystemResource;
 use crate::resources::ResourceWrapper;
+use crate::source::RessourceSource;
 use mlua::{MetaMethod, UserData, UserDataMethods};
 use std::fs::{read_dir, ReadDir};
 use std::path::PathBuf;
@@ -17,6 +18,12 @@ impl From<String> for DirectorySource {
     }
 }
 
+impl RessourceSource<FilesystemResource> for DirectorySource {
+    fn root(&self) -> FilesystemResource {
+        self.path.clone().into()
+    }
+}
+
 impl Iterator for DirectorySource {
     type Item = FilesystemResource;
 

lua_modules/filesystem/src/source/mod.rs

@@ -1 +1,6 @@
+use crate::resources::Resource;
+
 pub mod directory_source;
+pub trait RessourceSource<ResType: Resource>: Iterator {
+    fn root(&self) -> ResType;
+}