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https://github.com/storytold/figcraft.git
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DubblbindongandClaude Sonnet 5.5
ed74fc67d0
Plugins can hand the host a file name, MIME type and bytes through the new `save_file` import (plugin API 4, `permissions.saveFile`). The host asks the user where to save (browser download on the web), so the plugin never sees a path. Includes the SDK wrapper and the `export-names` example plugin. Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Assisted-by: Claude (Anthropic)
72 lines
2.4 KiB
Rust
72 lines
2.4 KiB
Rust
//! A plugin's `dialog.pluginSave` request: the browser downloads the file, a platform with save
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//! dialogs asks the user (and writes nothing when they cancel).
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use std::sync::{Arc, Mutex};
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use base64::Engine as _;
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use figcraft_engine::Session;
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use serde_json::json;
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use crate::{FigApp, NoServices, Services};
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type Downloads = Arc<Mutex<Vec<(String, Vec<u8>)>>>;
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/// Services that save by downloads and keep them (`deliver` false: the browser refused).
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struct Browser {
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got: Downloads,
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deliver: bool,
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}
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impl Services for Browser {
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fn downloads(&self) -> bool {
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true
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}
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fn download(&mut self, name: &str, bytes: &[u8]) -> bool {
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self.got.lock().unwrap().push((name.to_string(), bytes.to_vec()));
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self.deliver
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}
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}
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fn request(app: &mut FigApp, name: &str, data: &str) {
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app.session.request_ui("dialog.pluginSave", json!({"plugin": "org.test.save", "name": name, "mime": "text/plain", "data": data}));
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app.handle_ui_requests();
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}
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fn toast(app: &FigApp) -> String {
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app.ui.toast.as_ref().map(|t| t.0.clone()).unwrap_or_default()
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}
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fn b64(bytes: &[u8]) -> String {
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base64::engine::general_purpose::STANDARD.encode(bytes)
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}
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#[test]
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fn the_browser_downloads_the_file_with_its_exact_bytes() {
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let got = Downloads::default();
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let mut app = FigApp::new(Session::new(), Box::new(Browser { got: got.clone(), deliver: true }));
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request(&mut app, "out.jsx", &b64(b"\x00hello\xff"));
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let got = got.lock().unwrap();
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assert_eq!(got.as_slice(), [("out.jsx".to_string(), b"\x00hello\xff".to_vec())]);
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assert!(toast(&app).contains("out.jsx"), "{}", toast(&app));
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}
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#[test]
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fn a_refused_download_and_broken_data_say_so() {
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let got = Downloads::default();
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let mut app = FigApp::new(Session::new(), Box::new(Browser { got: got.clone(), deliver: false }));
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request(&mut app, "out.jsx", &b64(b"x"));
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assert_eq!(toast(&app), "Couldn't save the file");
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app.ui.toast = None;
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request(&mut app, "out.jsx", "***not base64***");
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assert_eq!(toast(&app), "Couldn't save the file");
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assert_eq!(got.lock().unwrap().len(), 1, "broken data is never handed over");
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}
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#[test]
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fn a_cancelled_save_dialog_writes_nothing() {
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// `NoServices` has no downloads and answers the save dialog with "cancelled".
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let mut app = FigApp::new(Session::new(), Box::new(NoServices));
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request(&mut app, "out.jsx", &b64(b"x"));
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assert!(app.ui.toast.is_none());
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}
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