Upload bindings.js and bindings.rs

assets/bindings.js

@@ -0,0 +1,56 @@
+// Copyright (C) 2023 Lily Lyons
+//
+// This file is part of Luminol.
+//
+// Luminol is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Luminol is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Luminol.  If not, see <http://www.gnu.org/licenses/>.
+
+export function is_worker() {
+    return typeof DedicatedWorkerGlobalScope === 'function'
+        && self instanceof DedicatedWorkerGlobalScope;
+}
+
+export function worker() {
+    return is_worker() ? self : null;
+}
+
+// A binding for this attribute was added in July 2023 but hasn't made its way into a release of
+// web-sys as of September 2023
+export function performance(worker) {
+    return worker.performance;
+}
+
+export function filesystem_supported() {
+    return typeof window?.showOpenFilePicker === 'function'
+        && typeof window?.showDirectoryPicker === 'function'
+        && typeof FileSystemFileHandle === 'function'
+        && typeof FileSystemWritableFileStream === 'function'
+        && typeof FileSystemFileHandle?.prototype?.remove === 'function'
+        && typeof FileSystemDirectoryHandle?.prototype?.remove === 'function';
+}
+
+export async function _show_directory_picker() {
+    return await window.showDirectoryPicker({ mode: 'readwrite' });
+}
+
+export async function _remove_file(file) {
+    await file.remove();
+}
+
+export async function _remove_dir(dir) {
+    await dir.remove();
+}
+
+export function dir_values(dir) {
+    return dir.values();
+}

src/web/bindings.rs

@@ -0,0 +1,54 @@
+// Copyright (C) 2023 Lily Lyons
+//
+// This file is part of Luminol.
+//
+// Luminol is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Luminol is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Luminol.  If not, see <http://www.gnu.org/licenses/>.
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen(module = "/assets/bindings.js")]
+extern "C" {
+    pub fn worker() -> Option<web_sys::DedicatedWorkerGlobalScope>;
+    pub fn performance(worker: &web_sys::DedicatedWorkerGlobalScope) -> web_sys::Performance;
+    pub fn filesystem_supported() -> bool;
+    #[wasm_bindgen(catch)]
+    async fn _show_directory_picker() -> Result<JsValue, JsValue>;
+    #[wasm_bindgen(catch)]
+    async fn _remove_file(file: &web_sys::FileSystemFileHandle) -> Result<JsValue, JsValue>;
+    #[wasm_bindgen(catch)]
+    async fn _remove_dir(dir: &web_sys::FileSystemDirectoryHandle) -> Result<JsValue, JsValue>;
+    pub fn dir_values(dir: &web_sys::FileSystemDirectoryHandle) -> js_sys::AsyncIterator;
+}
+
+pub async fn show_directory_picker() -> Result<web_sys::FileSystemDirectoryHandle, js_sys::Error> {
+    _show_directory_picker()
+        .await
+        .map(|o| o.unchecked_into())
+        .map_err(|e| e.unchecked_into())
+}
+
+pub async fn remove_file(file: &web_sys::FileSystemFileHandle) -> Result<JsValue, js_sys::Error> {
+    _remove_file(file)
+        .await
+        .map(|o| o.unchecked_into())
+        .map_err(|e| e.unchecked_into())
+}
+
+pub async fn remove_dir(
+    dir: &web_sys::FileSystemDirectoryHandle,
+) -> Result<JsValue, js_sys::Error> {
+    _remove_dir(dir)
+        .await
+        .map(|o| o.unchecked_into())
+        .map_err(|e| e.unchecked_into())
+}