gioser

tawasuyu/brahman

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⎇ 5f4d260301db82566b98f7f77ae2835ffe1b3be7 crates/apps/gioser-web/src/lib.rs Rust · 813 líneas · 29.3 KB Historia Quién tocó qué crudo

gioser-web: move page-controls to static HTML, simplify sync 5f4d26030 · Sergio ·

1//! Entrypoint WASM de la landing GioSer.
2//!
3//! Capas:
4//! - **Canvas WebGL**: chacana animada (gioser-canvas-web).
5//! - **Tips**: 4 botones DOM en los cardinales, posicionados cada frame.
6//! - **Deck** (vista-web): contenedor único con páginas swipeable estilo
7//!   Flutter `PageView`. Cada elemento del logo es una página dinámica.
8//! - **Taskbar**: barra abajo con home + brand "GioSer" + tabs activas +
9//!   copyleft/email a la derecha. Sincronizada por WASM.
10//!
11//! Acciones (todas pasan por `AppState`):
12//! - `open_or_switch`   — click en tip o abrir nueva pestaña.
13//! - `restore_from_tab` — click en cajita de la taskbar.
14//! - `minimize`         — botón ─ de la página o Escape.
15//! - `close`            — botón × de la página, remueve del taskbar.
16//! - `home`             — botón casa o brand, minimiza todo (mantiene tabs).
17//! - `on_swipe`         — callback de vista-web cuando el snap cambia.
18
19use std::cell::RefCell;
20use std::rc::Rc;
21
22use barra_web::{Task, TaskList};
23use gioser_canvas_web::{tips, Renderer};
24use gioser_graph_web::GraphWidget;
25use fana_md_reader_web::Reader;
26use revista_web::Deck;
27use wasm_bindgen::prelude::*;
28use wasm_bindgen::JsCast;
29use web_sys::{
30    Document, Element, Event, HtmlCanvasElement, HtmlElement, KeyboardEvent, MouseEvent,
31    PointerEvent, Window,
32};
33
34const BUTTON_RADIUS_FACTOR: f32 = 1.32;
35const TASKBAR_HEIGHT_PX: f32 = 52.0;
36const BUTTON_HALF_W_PX: f32 = 90.0;
37const BUTTON_HALF_H_PX: f32 = 64.0;
38const VIEWPORT_MARGIN_PX: f32 = 14.0;
39const ELEMENTS: [&str; 4] = ["aire", "fuego", "tierra", "agua"];
40
41#[derive(Default)]
42struct DeckState {
43    /// Pestañas abiertas en orden de apertura. Coincide con páginas en el strip.
44    pages: Vec<String>,
45    /// Cuál es la página visible. `None` = deck minimizado (pestañas siguen
46    /// en la taskbar) o sin pestañas.
47    active: Option<String>,
48}
49
50struct AppState {
51    document: Document,
52    deck: Deck,
53    taskbar: TaskList,
54    state: RefCell<DeckState>,
55}
56
57impl AppState {
58    fn open_or_switch(&self, element: &str, origin_x: f64, origin_y: f64, md_url: &str) {
59        let was_visible = self.state.borrow().active.is_some();
60        let was_in_pages = self.state.borrow().pages.iter().any(|e| e == element);
61        if !was_in_pages {
62            self.ensure_page_dom(element);
63            self.state.borrow_mut().pages.push(element.to_string());
64        }
65        self.state.borrow_mut().active = Some(element.to_string());
66        let idx = self
67            .state
68            .borrow()
69            .pages
70            .iter()
71            .position(|e| e == element)
72            .unwrap_or(0);
73        if was_visible {
74            self.deck.goto(idx, true);
75        } else {
76            self.deck.goto(idx, false);
77            self.show_deck(origin_x, origin_y);
78        }
79        self.sync_active_class();
80        self.sync_taskbar();
81        self.load_md_if_empty(element, md_url);
82        // Actualizar URL con history.pushState (sin #)
83        if let Some(win) = web_sys::window() {
84            if let Ok(hist) = win.history() {
85                let path = format!("/estudio/{}", element);
86                let _ = hist.push_state_with_url(
87                    &wasm_bindgen::JsValue::NULL,
88                    "",
89                    Some(&path),
90                );
91            }
92        }
93    }
94
95    fn restore_from_tab(&self, element: &str, origin_x: f64, origin_y: f64) {
96        let idx_opt = self
97            .state
98            .borrow()
99            .pages
100            .iter()
101            .position(|e| e == element);
102        let Some(idx) = idx_opt else { return };
103        let was_visible = self.state.borrow().active.is_some();
104        self.state.borrow_mut().active = Some(element.to_string());
105        if was_visible {
106            self.deck.goto(idx, true);
107        } else {
108            self.deck.goto(idx, false);
109            self.show_deck(origin_x, origin_y);
110        }
111        self.sync_active_class();
112        self.sync_taskbar();
113    }
114
115    fn minimize(&self, origin_x: f64, origin_y: f64) {
116        self.state.borrow_mut().active = None;
117        self.sync_active_class();
118        self.sync_taskbar();
119        self.hide_deck(origin_x, origin_y);
120        // Restaurar URL
121        if let Some(win) = web_sys::window() {
122            if let Ok(hist) = win.history() {
123                let _ = hist.push_state_with_url(
124                    &wasm_bindgen::JsValue::NULL,
125                    "",
126                    Some("/"),
127                );
128            }
129        }
130    }
131
132    fn close(&self, element: &str, origin_x: f64, origin_y: f64) {
133        let was_active = self.state.borrow().active.as_deref() == Some(element);
134        self.state.borrow_mut().pages.retain(|e| e != element);
135        self.remove_page_dom(element);
136        if was_active {
137            let pages_now: Vec<String> = self.state.borrow().pages.clone();
138            let new_active = pages_now.last().cloned();
139            self.state.borrow_mut().active = new_active.clone();
140            if let Some(new_active) = new_active {
141                let idx = pages_now
142                    .iter()
143                    .position(|e| e == &new_active)
144                    .unwrap_or(0);
145                self.deck.goto(idx, true);
146            } else {
147                self.hide_deck(origin_x, origin_y);
148            }
149        }
150        self.sync_active_class();
151        self.sync_taskbar();
152    }
153
154    fn home(&self) {
155        // Minimiza el deck sin cerrar las pestañas (estilo "show desktop").
156        let (ox, oy) = self
157            .element_center(".taskbar-home")
158            .unwrap_or((24.0, self.viewport_height() - 26.0));
159        self.minimize(ox, oy);
160    }
161
162    fn on_swipe(&self, new_index: usize) {
163        let element = self.state.borrow().pages.get(new_index).cloned();
164        if let Some(element) = element {
165            self.state.borrow_mut().active = Some(element);
166            self.sync_active_class();
167            self.sync_taskbar();
168        }
169    }
170
171    fn show_deck(&self, x: f64, y: f64) {
172        self.set_deck_origin(x, y);
173        if let Some(deck) = self.deck_el() {
174            let _ = deck.class_list().add_1("open");
175            let _ = deck.set_attribute("aria-hidden", "false");
176        }
177        if let Some(body) = self.document.body() {
178            let _ = body.class_list().add_1("deck-visible");
179        }
180        self.sync_page_controls();
181    }
182
183    fn hide_deck(&self, x: f64, y: f64) {
184        self.set_deck_origin(x, y);
185        if let Some(deck) = self.deck_el() {
186            let _ = deck.class_list().remove_1("open");
187            let _ = deck.set_attribute("aria-hidden", "true");
188        }
189        if let Some(body) = self.document.body() {
190            let _ = body.class_list().remove_1("deck-visible");
191        }
192        self.sync_page_controls();
193    }
194
195    fn sync_page_controls(&self) {
196        if let Some(ctl) = self.document.get_element_by_id("global-page-controls") {
197            let is_visible = self.state.borrow().active.is_some();
198            ctl.set_attribute("style", if is_visible {
199                "opacity:1;pointer-events:auto;"
200            } else {
201                "opacity:0;pointer-events:none;"
202            }).ok();
203        }
204    }
205
206    fn deck_el(&self) -> Option<HtmlElement> {
207        self.document
208            .get_element_by_id("deck")
209            .and_then(|e| e.dyn_into::<HtmlElement>().ok())
210    }
211
212    fn set_deck_origin(&self, x: f64, y: f64) {
213        if let Some(deck) = self.deck_el() {
214            let _ = deck.style().set_property("--origin-x", &format!("{:.1}px", x));
215            let _ = deck.style().set_property("--origin-y", &format!("{:.1}px", y));
216        }
217    }
218
219    fn sync_active_class(&self) {
220        if let Some(body) = self.document.body() {
221            let active = self.state.borrow().active.clone();
222            for &e in &ELEMENTS {
223                let cls = format!("deck-active-{}", e);
224                if active.as_deref() == Some(e) {
225                    let _ = body.class_list().add_1(&cls);
226                } else {
227                    let _ = body.class_list().remove_1(&cls);
228                }
229            }
230        }
231    }
232
233    fn sync_taskbar(&self) {
234        let s = self.state.borrow();
235        let tasks: Vec<Task> = s
236            .pages
237            .iter()
238            .map(|e| {
239                let mut t = Task::new(e.clone(), e.to_uppercase());
240                if s.active.as_deref() == Some(e.as_str()) {
241                    t = t.active();
242                }
243                t
244            })
245            .collect();
246        self.taskbar.set_tasks(&tasks);
247    }
248
249    fn ensure_page_dom(&self, element: &str) {
250        let sel = format!(".deck-page[data-element=\"{}\"]", element);
251        if self
252            .document
253            .query_selector(&sel)
254            .ok()
255            .flatten()
256            .is_some()
257        {
258            return;
259        }
260        let Some(strip) = self.document.get_element_by_id("deck-strip") else {
261            return;
262        };
263        let (title, tag) = match element {
264            "aire" => ("Software", "Tecnología · Open Source · IA"),
265            "fuego" => ("Quién Soy", "Bitácora · Crónica"),
266            "tierra" => ("Manifiesto", "Invariantes · Piedra de toque"),
267            "agua" => ("Mística", "Espiritualidad aplicada"),
268            _ => return,
269        };
270        let html = format!(
271            "<article class=\"deck-page\" data-element=\"{el}\" id=\"deck-page-{el}\">\
272                <div class=\"page-ambience\" aria-hidden=\"true\"></div>\
273                <header class=\"page-head\">\
274                    <span class=\"page-mark\">{el}</span>\
275                    <h2 class=\"page-title\">{title}</h2>\
276                    <span class=\"page-tag\">{tag}</span>\
277                </header>\
278                <section class=\"page-content\" id=\"page-{el}-content\"></section>\
279            </article>",
280            el = element, title = title, tag = tag
281        );
282        let _ = strip.insert_adjacent_html("beforeend", &html);
283    }
284
285    fn remove_page_dom(&self, element: &str) {
286        let id = format!("deck-page-{}", element);
287        if let Some(el) = self.document.get_element_by_id(&id) {
288            el.remove();
289        }
290    }
291
292    fn load_md_if_empty(&self, element: &str, md_url: &str) {
293        let content_id = format!("page-{}-content", element);
294        let Some(content_el) = self.document.get_element_by_id(&content_id) else {
295            return;
296        };
297        let Ok(content): Result<HtmlElement, _> = content_el.dyn_into() else {
298            return;
299        };
300        let inner = content.inner_html();
301        if inner.contains("pluma-doc") {
302            return; // ya hidratado
303        }
304        let document_clone = self.document.clone();
305        let element_owned = element.to_string();
306        let url_owned = md_url.to_string();
307        let reader = fana_md_reader_web::Reader::new(content.clone());
308        wasm_bindgen_futures::spawn_local(async move {
309            let content_clone = content.clone();
310            if let Err(e) = reader.open_url(&url_owned, &element_owned).await {
311                web_sys::console::warn_1(&e);
312            }
313            // Después de cargar el md, montar el grafo debajo
314            let graph_container_id = format!("graph-{}-container", element_owned);
315            // Si ya existe, no lo duplicamos
316            if document_clone.get_element_by_id(&graph_container_id).is_some() {
317                return;
318            }
319            // Crear contenedor debajo del content
320            let wrapper: HtmlElement = document_clone
321                .create_element("div")
322                .ok()
323                .and_then(|e| e.dyn_into::<HtmlElement>().ok())
324                .unwrap();
325            wrapper.set_id(&graph_container_id);
326            wrapper.style().set_property("margin-top", "1rem").ok();
327            wrapper.style().set_property("padding-top", "1rem").ok();
328            wrapper.style().set_property("border-top", "1px solid rgba(255,255,255,0.08)").ok();
329            // Label
330            let label: HtmlElement = document_clone
331                .create_element("div")
332                .ok()
333                .and_then(|e| e.dyn_into::<HtmlElement>().ok())
334                .unwrap();
335            label.set_inner_html(
336                "<span style=\"font-family: Inter, sans-serif; font-size: 0.75rem; \
337                 letter-spacing: 0.3em; text-transform: uppercase; color: rgba(232,234,245,0.45);\">
338                 · grafo semántico ·
339                 </span>"
340            );
341            wrapper.append_child(&label).ok();
342            content_clone.append_child(&wrapper).ok();
343            // Callback: recibe 'camino' del nodo clickeado y navega
344            let cb: Box<dyn FnMut(String)> = Box::new(move |target| {
345                // Mapa camino → elemento HTML
346                let el = match target.as_str() {
347                    "logos" | "aire" => "logos",
348                    "nomos" | "fuego" => "nomos",
349                    "kay" | "tierra" => "kay",
350                    "uku" | "agua" => "uku",
351                    _ => "logos",
352                };
353                // Disparar evento click en el tip (el listener de
354                // install_tip_clicks lo captura y llama open_or_switch)
355                if let Some(tip) = document_clone.query_selector(
356                    &format!(".tip[data-md][id='tip-{}']", el)
357                ).ok().flatten() {
358                    // Crear MouseEvent con coordenadas (necesario para
359                    // que prevent_default y open_or_switch tengan contexto)
360                    let ev = web_sys::MouseEvent::new("click").unwrap();
361                    let _ = tip.dispatch_event(&ev);
362                }
363            });
364            let mut graph = GraphWidget::new(
365                wrapper,
366                "https://api.gioser.net",
367                Some(cb),
368            );
369            if let Err(e) = graph.load().await {
370                web_sys::console::warn_1(&format!("grafo: error al cargar: {:?}", e).into());
371                return;
372            }
373        });
374    }
375
376    fn element_center(&self, selector: &str) -> Option<(f64, f64)> {
377        let el = self.document.query_selector(selector).ok().flatten()?;
378        let rect = el.get_bounding_client_rect();
379        Some((
380            rect.left() + rect.width() / 2.0,
381            rect.top() + rect.height() / 2.0,
382        ))
383    }
384
385    fn taskbar_item_center(&self, element: &str) -> Option<(f64, f64)> {
386        self.taskbar.task_center(element)
387    }
388
389    fn viewport_height(&self) -> f64 {
390        web_sys::window()
391            .and_then(|w| w.inner_height().ok())
392            .and_then(|v| v.as_f64())
393            .unwrap_or(720.0)
394    }
395}
396
397#[wasm_bindgen(start)]
398pub fn boot() -> Result<(), JsValue> {
399    install_panic_hook();
400    let window = web_sys::window().ok_or_else(|| JsValue::from_str("no window"))?;
401    let document = window
402        .document()
403        .ok_or_else(|| JsValue::from_str("no document"))?;
404
405    let canvas: HtmlCanvasElement = document
406        .get_element_by_id("gioser-canvas")
407        .ok_or_else(|| JsValue::from_str("no canvas#gioser-canvas"))?
408        .dyn_into()?;
409
410    fit_canvas(&canvas, &window);
411    let renderer = Rc::new(RefCell::new(Renderer::new(&canvas)?));
412    {
413        let mut r = renderer.borrow_mut();
414        r.resize(canvas.width(), canvas.height());
415        r.set_client_size(
416            canvas.client_width() as f32,
417            canvas.client_height() as f32,
418        );
419    }
420
421    // Mount vista deck
422    let strip_el: HtmlElement = document
423        .get_element_by_id("deck-strip")
424        .ok_or_else(|| JsValue::from_str("no #deck-strip"))?
425        .dyn_into()?;
426    let deck = Deck::mount(strip_el)?;
427
428    // Mount barra-web taskbar (manages the dynamic task list).
429    let list_el: HtmlElement = document
430        .get_element_by_id("taskbar-list")
431        .ok_or_else(|| JsValue::from_str("no #taskbar-list"))?
432        .dyn_into()?;
433    let taskbar = TaskList::mount(list_el)?;
434
435    let app = Rc::new(AppState {
436        document: document.clone(),
437        deck: deck.clone(),
438        taskbar: taskbar.clone(),
439        state: RefCell::default(),
440    });
441
442    // vista on_change → on_swipe del app
443    {
444        let app2 = app.clone();
445        deck.on_change(move |idx| {
446            app2.on_swipe(idx);
447        });
448    }
449
450    // barra on_click → restore / toggle minimize del app
451    {
452        let app2 = app.clone();
453        taskbar.on_click(move |id, cx, cy| {
454            let is_active = app2.state.borrow().active.as_deref() == Some(id);
455            if is_active {
456                app2.minimize(cx, cy);
457            } else {
458                app2.restore_from_tab(id, cx, cy);
459            }
460        });
461    }
462
463    install_resize(&window, &canvas, &renderer)?;
464    install_mouse(&document, &canvas, &renderer)?;
465    install_canvas_pointer(&canvas, &renderer)?;
466    install_canvas_leave(&canvas, &renderer)?;
467    install_tip_clicks(&document, &app)?;
468    install_deck_delegation(&document, &app)?;
469    install_taskbar(&document, &app)?;
470    install_keyboard(&document, &app)?;
471    install_popstate_listener(&window, &app)?;
472    install_raf(&window, &document, &canvas, &renderer);
473
474    // Leer ruta inicial para abrir página directa
475    if let Ok(pathname) = window.location().pathname() {
476        let clean = pathname.trim_start_matches('/').trim_start_matches("estudio/");
477        if !clean.is_empty() {
478            if let Some(el) = document.query_selector(&format!(".tip[data-md][id='tip-{}']", clean)).ok().flatten() {
479                let rect = el.get_bounding_client_rect();
480                let cx = rect.left() + rect.width() / 2.0;
481                let cy = rect.top() + rect.height() / 2.0;
482                if let Some(md_url) = el.get_attribute("data-md") {
483                    app.open_or_switch(clean, cx, cy, &md_url);
484                }
485            }
486        }
487    }
488
489    Ok(())
490}
491
492fn install_popstate_listener(window: &Window, app: &Rc<AppState>) -> Result<(), JsValue> {
493    let app2 = app.clone();
494    let doc = app.document.clone();
495    let win2 = window.clone();
496    let cb = Closure::<dyn FnMut(Event)>::new(move |_e: Event| {
497        if let Ok(pathname) = win2.location().pathname() {
498            let clean = pathname.trim_start_matches('/').trim_start_matches("estudio/");
499            if clean.is_empty() || clean == "/" {
500                app2.home();
501            } else if let Some(el) = doc.query_selector(&format!(".tip[data-md][id='tip-{}']", clean)).ok().flatten() {
502                let rect = el.get_bounding_client_rect();
503                let cx = rect.left() + rect.width() / 2.0;
504                let cy = rect.top() + rect.height() / 2.0;
505                if let Some(md_url) = el.get_attribute("data-md") {
506                    app2.open_or_switch(clean, cx, cy, &md_url);
507                }
508            }
509        }
510    });
511    window.add_event_listener_with_callback("popstate", cb.as_ref().unchecked_ref())?;
512    cb.forget();
513    Ok(())
514}
515
516fn install_resize(
517    window: &Window,
518    canvas: &HtmlCanvasElement,
519    renderer: &Rc<RefCell<Renderer>>,
520) -> Result<(), JsValue> {
521    let canvas = canvas.clone();
522    let win2 = window.clone();
523    let r = renderer.clone();
524    let cb = Closure::<dyn FnMut()>::new(move || {
525        fit_canvas(&canvas, &win2);
526        let mut rr = r.borrow_mut();
527        rr.resize(canvas.width(), canvas.height());
528        rr.set_client_size(
529            canvas.client_width() as f32,
530            canvas.client_height() as f32,
531        );
532    });
533    window.add_event_listener_with_callback("resize", cb.as_ref().unchecked_ref())?;
534    cb.forget();
535    Ok(())
536}
537
538fn install_mouse(
539    document: &Document,
540    canvas: &HtmlCanvasElement,
541    renderer: &Rc<RefCell<Renderer>>,
542) -> Result<(), JsValue> {
543    let canvas = canvas.clone();
544    let r = renderer.clone();
545    let cb = Closure::<dyn FnMut(MouseEvent)>::new(move |e: MouseEvent| {
546        let w = canvas.client_width().max(1) as f32;
547        let h = canvas.client_height().max(1) as f32;
548        let x = e.client_x() as f32 - w * 0.5;
549        let y = h * 0.5 - e.client_y() as f32;
550        r.borrow_mut().set_mouse_px(x, y);
551    });
552    document.add_event_listener_with_callback("mousemove", cb.as_ref().unchecked_ref())?;
553    cb.forget();
554    Ok(())
555}
556
557fn install_canvas_pointer(
558    canvas: &HtmlCanvasElement,
559    renderer: &Rc<RefCell<Renderer>>,
560) -> Result<(), JsValue> {
561    let canvas2 = canvas.clone();
562    let r = renderer.clone();
563    let cb = Closure::<dyn FnMut(PointerEvent)>::new(move |e: PointerEvent| {
564        let rect = canvas2.get_bounding_client_rect();
565        let dx = e.client_x() as f64 - (rect.left() + rect.width() / 2.0);
566        let dy = e.client_y() as f64 - (rect.top() + rect.height() / 2.0);
567        let dist2 = dx * dx + dy * dy;
568        let ring = {
569            let rb = r.borrow();
570            rb.click_radius_css_px() as f64
571        };
572        if dist2 <= ring * ring {
573            r.borrow_mut().impulse_click();
574        }
575    });
576    canvas.add_event_listener_with_callback("pointerdown", cb.as_ref().unchecked_ref())?;
577    cb.forget();
578    Ok(())
579}
580
581fn install_canvas_leave(
582    canvas: &HtmlCanvasElement,
583    renderer: &Rc<RefCell<Renderer>>,
584) -> Result<(), JsValue> {
585    let r = renderer.clone();
586    let cb = Closure::<dyn FnMut(Event)>::new(move |_e: Event| {
587        r.borrow_mut().release_tilt();
588    });
589    canvas.add_event_listener_with_callback("mouseleave", cb.as_ref().unchecked_ref())?;
590    cb.forget();
591    Ok(())
592}
593
594fn install_tip_clicks(document: &Document, app: &Rc<AppState>) -> Result<(), JsValue> {
595    let tips_nodes = document.query_selector_all(".tip[data-md]")?;
596    for i in 0..tips_nodes.length() {
597        let Some(node) = tips_nodes.item(i) else {
598            continue;
599        };
600        let Ok(el) = node.dyn_into::<HtmlElement>() else {
601            continue;
602        };
603        let id = el.id();
604        let element = id.strip_prefix("tip-").unwrap_or("").to_string();
605        let md_url = el.get_attribute("data-md").unwrap_or_default();
606        let app2 = app.clone();
607        let el_for_rect = el.clone();
608        let cb = Closure::<dyn FnMut(Event)>::new(move |e: Event| {
609            e.prevent_default();
610            let rect = el_for_rect.get_bounding_client_rect();
611            let cx = rect.left() + rect.width() / 2.0;
612            let cy = rect.top() + rect.height() / 2.0;
613            app2.open_or_switch(&element, cx, cy, &md_url);
614        });
615        el.add_event_listener_with_callback("click", cb.as_ref().unchecked_ref())?;
616        cb.forget();
617    }
618    Ok(())
619}
620
621/// Un listener en el deck delega clicks de minimize y close en cada página.
622/// Las páginas se crean dinámicamente, así que no podemos adjuntar listeners
623/// por botón en boot.
624fn install_deck_delegation(document: &Document, app: &Rc<AppState>) -> Result<(), JsValue> {
625    let Some(deck_el) = document.get_element_by_id("deck") else {
626        return Ok(());
627    };
628    let app2 = app.clone();
629    let cb = Closure::<dyn FnMut(MouseEvent)>::new(move |e: MouseEvent| {
630        let Some(target) = e.target() else { return };
631        let Ok(target_el): Result<Element, _> = target.dyn_into() else {
632            return;
633        };
634        // Minimize
635        if let Ok(Some(btn)) = target_el.closest("[data-minimize]") {
636            e.stop_propagation();
637            let element = btn.get_attribute("data-minimize").unwrap_or_default();
638            // Si el data-minimize está vacío, usar el elemento activo
639            let el = if element.is_empty() {
640                app2.state.borrow().active.clone().unwrap_or_default()
641            } else {
642                element
643            };
644            if !el.is_empty() {
645                let origin = app2
646                    .taskbar_item_center(&el)
647                    .unwrap_or_else(|| center_of_element(&btn));
648                app2.minimize(origin.0, origin.1);
649            }
650            return;
651        }
652        // Close
653        if let Ok(Some(btn)) = target_el.closest("[data-close-page]") {
654            e.stop_propagation();
655            let element = btn.get_attribute("data-close-page").unwrap_or_default();
656            let el = if element.is_empty() {
657                app2.state.borrow().active.clone().unwrap_or_default()
658            } else {
659                element
660            };
661            if !el.is_empty() {
662                let origin = app2
663                    .taskbar_item_center(&el)
664                    .unwrap_or_else(|| center_of_element(&btn));
665                app2.close(&el, origin.0, origin.1);
666            }
667        }
668    });
669    deck_el.add_event_listener_with_callback("click", cb.as_ref().unchecked_ref())?;
670    cb.forget();
671    Ok(())
672}
673
674fn center_of_element(el: &Element) -> (f64, f64) {
675    let rect = el.get_bounding_client_rect();
676    (
677        rect.left() + rect.width() / 2.0,
678        rect.top() + rect.height() / 2.0,
679    )
680}
681
682/// Home button + brand link (data-home) — toda la lógica de tabs vive en
683/// barra-web::TaskList. Acá sólo se instalan los handlers para [data-home].
684fn install_taskbar(document: &Document, app: &Rc<AppState>) -> Result<(), JsValue> {
685    let homes = document.query_selector_all("[data-home]")?;
686    for i in 0..homes.length() {
687        let Some(node) = homes.item(i) else { continue };
688        let Ok(el) = node.dyn_into::<HtmlElement>() else {
689            continue;
690        };
691        let app2 = app.clone();
692        let cb = Closure::<dyn FnMut(Event)>::new(move |e: Event| {
693            e.prevent_default();
694            app2.home();
695        });
696        el.add_event_listener_with_callback("click", cb.as_ref().unchecked_ref())?;
697        cb.forget();
698    }
699    Ok(())
700}
701
702fn install_keyboard(document: &Document, app: &Rc<AppState>) -> Result<(), JsValue> {
703    let app2 = app.clone();
704    let cb = Closure::<dyn FnMut(KeyboardEvent)>::new(move |e: KeyboardEvent| {
705        if e.key() == "Escape" {
706            if app2.state.borrow().active.is_some() {
707                app2.home();
708            }
709        }
710    });
711    document.add_event_listener_with_callback("keydown", cb.as_ref().unchecked_ref())?;
712    cb.forget();
713    Ok(())
714}
715
716fn install_raf(
717    window: &Window,
718    document: &Document,
719    canvas: &HtmlCanvasElement,
720    renderer: &Rc<RefCell<Renderer>>,
721) {
722    let f = Rc::new(RefCell::new(None::<Closure<dyn FnMut(f64)>>));
723    let g = f.clone();
724    let renderer = renderer.clone();
725    let canvas = canvas.clone();
726    let document = document.clone();
727    let window2 = window.clone();
728    *g.borrow_mut() = Some(Closure::<dyn FnMut(f64)>::new(move |time_ms: f64| {
729        renderer.borrow_mut().render(time_ms);
730        let r = renderer.borrow();
731        position_tips(&document, &canvas, &r);
732        drop(r);
733        if let Some(cb) = f.borrow().as_ref() {
734            let _ = window2.request_animation_frame(cb.as_ref().unchecked_ref());
735        }
736    }));
737    let _ = window.request_animation_frame(g.borrow().as_ref().unwrap().as_ref().unchecked_ref());
738}
739
740fn fit_canvas(canvas: &HtmlCanvasElement, window: &Window) {
741    let dpr = window.device_pixel_ratio() as f32;
742    let w = window
743        .inner_width()
744        .ok()
745        .and_then(|v| v.as_f64())
746        .unwrap_or(1280.0) as f32;
747    let h = window
748        .inner_height()
749        .ok()
750        .and_then(|v| v.as_f64())
751        .unwrap_or(720.0) as f32;
752    canvas.set_width((w * dpr) as u32);
753    canvas.set_height((h * dpr) as u32);
754    let el: &HtmlElement = canvas.unchecked_ref();
755    let style = el.style();
756    let _ = style.set_property("width", &format!("{}px", w));
757    let _ = style.set_property("height", &format!("{}px", h));
758}
759
760fn position_tips(document: &Document, canvas: &HtmlCanvasElement, renderer: &Renderer) {
761    let clips = renderer.cardinal_positions_ndc(BUTTON_RADIUS_FACTOR);
762    let cw = canvas.client_width().max(1) as f32;
763    let ch = canvas.client_height().max(1) as f32;
764    let min_x = VIEWPORT_MARGIN_PX + BUTTON_HALF_W_PX;
765    let max_x = (cw - VIEWPORT_MARGIN_PX - BUTTON_HALF_W_PX).max(min_x);
766    let min_y = VIEWPORT_MARGIN_PX + BUTTON_HALF_H_PX;
767    let max_y = (ch - TASKBAR_HEIGHT_PX - VIEWPORT_MARGIN_PX - BUTTON_HALF_H_PX).max(min_y);
768    for (i, (id, _color, _label)) in tips::ORDER.iter().enumerate() {
769        let (nx, ny) = clips[i];
770        let raw_x = (nx + 1.0) * 0.5 * cw;
771        let raw_y = (1.0 - (ny + 1.0) * 0.5) * ch;
772        let px = raw_x.clamp(min_x, max_x);
773        let py = raw_y.clamp(min_y, max_y);
774        let sel = format!("tip-{}", id);
775        if let Some(el) = document.get_element_by_id(&sel) {
776            if let Ok(el) = el.dyn_into::<HtmlElement>() {
777                let _ = el.style().set_property(
778                    "transform",
779                    &format!("translate({:.2}px, {:.2}px) translate(-50%, -50%)", px, py),
780                );
781            }
782        }
783    }
784}
785
786/// Mapea un doc_id de Qdrant al nombre del elemento (aire/fuego/tierra/agua)
787/// y su ruta md. Los doc_ids se generan con uuid5 en el indexador, pero
788/// podemos inferir por el nombre del camino o del elemento.
789fn map_doc_id_to_element(doc_id: &str) -> (String, String) {
790    // Inferir del doc_id: contiene el nombre del elemento
791    let el = if doc_id.contains("aire") || doc_id.contains("logos") {
792        "aire"
793    } else if doc_id.contains("fuego") || doc_id.contains("nomos") {
794        "fuego"
795    } else if doc_id.contains("tierra") || doc_id.contains("kay") {
796        "tierra"
797    } else if doc_id.contains("agua") || doc_id.contains("uku") {
798        "agua"
799    } else {
800        "aire"
801    };
802    (el.to_string(), format!("./md/{}.md", el))
803}
804
805fn install_panic_hook() {
806    static SET: std::sync::Once = std::sync::Once::new();
807    SET.call_once(|| {
808        std::panic::set_hook(Box::new(|info| {
809            let msg = format!("{}", info);
810            web_sys::console::error_1(&JsValue::from_str(&msg));
811        }));
812    });
813}