Tile windowing system
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35 changed files with 4659 additions and 360 deletions
281
app/components/windows/WindowManager.tsx
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281
app/components/windows/WindowManager.tsx
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"use client";
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import React, { useState, useCallback, useRef, useEffect, createContext, useContext, memo } from "react";
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import { TileNode, LeafNode, ContainerNode, PanelId } from "./types";
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import {
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splitLeaf, closeLeaf, updatePanelId, patchSizes,
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getFirstLeafId, countLeaves, getLeafPanel,
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} from "./treeUtils";
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import { setFocusedContext, subscribeViewChange } from "@/stores/windowStore";
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import WindowPane from "./WindowPane";
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// ── Persistence ───────────────────────────────────────────────────────────────
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const STORAGE_KEY = "wm-layout-v3";
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const DEFAULT_TREE: TileNode = { type: "leaf", id: "root", panelId: "dashboard" };
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function persist(t: TileNode) {
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try { localStorage.setItem(STORAGE_KEY, JSON.stringify(t)); } catch {}
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}
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// ── Internal context ──────────────────────────────────────────────────────────
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interface WMCtx {
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focusedId: string | null;
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totalPanes: number;
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isAuthed: boolean;
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onFocus: (paneId: string, panelId: PanelId) => void;
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onSplit: (leafId: string, dir: "h" | "v", newFirst: boolean, panelId: PanelId) => void;
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onClose: (leafId: string) => void;
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onResizeContainer: (containerId: string, sizes: number[]) => void;
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}
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const WMContext = createContext<WMCtx>(null!);
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const useWM = () => useContext(WMContext);
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// ── Resize handle ─────────────────────────────────────────────────────────────
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interface ResizeHandleProps {
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containerId: string;
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index: number;
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dir: "h" | "v";
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sizes: number[];
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containerRef: React.RefObject<HTMLDivElement | null>;
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}
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function ResizeHandle({ containerId, index, dir, sizes, containerRef }: ResizeHandleProps) {
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const { onResizeContainer } = useWM();
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const isCol = dir === "h";
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const handleMouseDown = useCallback((e: React.MouseEvent) => {
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e.preventDefault();
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const container = containerRef.current;
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if (!container) return;
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const rect = container.getBoundingClientRect();
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const totalPx = isCol ? rect.width : rect.height;
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const totalRatio = sizes.reduce((a, b) => a + b, 0);
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const startPos = isCol ? e.clientX : e.clientY;
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const startSizes = [...sizes];
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const onMove = (mv: MouseEvent) => {
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const delta = (isCol ? mv.clientX : mv.clientY) - startPos;
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const deltaRatio = (delta / totalPx) * totalRatio;
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const minRatio = totalRatio * 0.08;
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const next = [...startSizes];
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next[index] = Math.max(minRatio, startSizes[index] + deltaRatio);
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next[index + 1] = Math.max(minRatio, startSizes[index + 1] - deltaRatio);
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if (next[index] < minRatio) {
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next[index] = minRatio;
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next[index + 1] = startSizes[index] + startSizes[index + 1] - minRatio;
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} else if (next[index + 1] < minRatio) {
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next[index + 1] = minRatio;
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next[index] = startSizes[index] + startSizes[index + 1] - minRatio;
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}
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onResizeContainer(containerId, next);
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};
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const onUp = () => {
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document.removeEventListener("mousemove", onMove);
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document.removeEventListener("mouseup", onUp);
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document.body.style.cursor = "";
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document.body.style.userSelect = "";
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};
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document.body.style.cursor = isCol ? "col-resize" : "row-resize";
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document.body.style.userSelect = "none";
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document.addEventListener("mousemove", onMove);
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document.addEventListener("mouseup", onUp);
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}, [containerId, index, dir, sizes, containerRef, onResizeContainer, isCol]);
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return (
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<div
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className={[
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"group/div shrink-0 flex items-center justify-center z-10",
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"hover:bg-blue/5 transition-colors",
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isCol ? "w-[6px] cursor-col-resize" : "h-[6px] cursor-row-resize",
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].join(" ")}
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onMouseDown={handleMouseDown}
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>
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<div className={[
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"rounded-full bg-secondary/40 group-hover/div:bg-blue/50 transition-colors",
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isCol ? "w-[2px] h-8" : "h-[2px] w-8",
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].join(" ")} />
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</div>
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);
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}
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// ── Recursive tree renderer ───────────────────────────────────────────────────
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const LeafCard = memo(function LeafCard({ leaf }: { leaf: LeafNode }) {
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const { focusedId, totalPanes, isAuthed, onFocus, onSplit, onClose } = useWM();
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const isFocused = leaf.id === focusedId;
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return (
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<div className="p-[2px] flex flex-col w-full h-full min-w-0 min-h-0 box-border">
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<div
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className={[
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"flex-1 min-h-0 rounded-xl overflow-hidden border transition-colors duration-150",
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totalPanes > 1 && isFocused
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? "border-blue/60 shadow-[0_0_0_1px_rgba(66,140,226,0.2)]"
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: "border-secondary/60",
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].join(" ")}
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onClick={() => onFocus(leaf.id, leaf.panelId)}
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>
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<WindowPane
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node={leaf}
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isFocused={isFocused}
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canClose={totalPanes > 1}
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onSplit={onSplit}
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onClose={onClose}
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isAuthed={isAuthed}
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/>
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</div>
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</div>
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);
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});
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function RenderTree({ node }: { node: TileNode }) {
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const containerRef = useRef<HTMLDivElement>(null);
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const { focusedId } = useWM();
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if (node.type === "leaf") return <LeafCard leaf={node as LeafNode} />;
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const container = node as ContainerNode;
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const isCol = container.dir === "h";
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return (
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<div
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ref={containerRef}
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className="flex w-full h-full min-w-0 min-h-0"
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style={{ flexDirection: isCol ? "row" : "column" }}
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>
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{container.children.map((child, i) => (
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<React.Fragment key={child.id}>
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<div
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className="min-w-0 min-h-0 flex"
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style={{
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flex: container.sizes[i] ?? 1,
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flexDirection: isCol ? "row" : "column",
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}}
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>
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<RenderTree node={child} />
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</div>
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{i < container.children.length - 1 && (
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<ResizeHandle
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containerId={container.id}
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index={i}
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dir={container.dir}
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sizes={container.sizes}
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containerRef={containerRef}
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/>
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)}
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</React.Fragment>
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))}
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</div>
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);
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}
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// ── Root ──────────────────────────────────────────────────────────────────────
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export default function WindowManager({ isAuthed }: { isAuthed: boolean }) {
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const [tree, setTree] = useState<TileNode>(DEFAULT_TREE);
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const [focusedId, setFocusedId] = useState<string | null>(null);
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const [ready, setReady] = useState(false);
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// Refs for stale-closure-safe callbacks
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const treeRef = useRef(tree);
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const focusedIdRef = useRef(focusedId);
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treeRef.current = tree;
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focusedIdRef.current = focusedId;
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// Load persisted layout
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useEffect(() => {
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try {
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const saved = localStorage.getItem(STORAGE_KEY);
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if (saved) setTree(JSON.parse(saved));
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} catch {}
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setReady(true);
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}, []);
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// Sync focused context to store whenever tree or focus changes
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useEffect(() => {
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const id = focusedId ?? getFirstLeafId(tree);
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const panelId = getLeafPanel(tree, id);
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if (id && panelId) setFocusedContext(id, panelId);
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}, [tree, focusedId]);
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// Listen for sidebar view-change requests
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useEffect(() => {
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const unsub = subscribeViewChange((panelId) => {
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const id = focusedIdRef.current ?? getFirstLeafId(treeRef.current);
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setTree((prev) => {
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const next = updatePanelId(prev, id, panelId);
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persist(next);
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return next;
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});
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// Update store immediately so sidebar highlight updates
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setFocusedContext(id, panelId);
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});
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return unsub;
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}, []);
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const onFocus = useCallback((paneId: string, panelId: PanelId) => {
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setFocusedId(paneId);
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setFocusedContext(paneId, panelId);
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}, []);
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const onSplit = useCallback((leafId: string, dir: "h" | "v", newFirst: boolean, panelId: PanelId) => {
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setTree((prev) => {
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const next = splitLeaf(prev, leafId, dir, newFirst, panelId);
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persist(next);
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return next;
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});
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}, []);
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const onClose = useCallback((leafId: string) => {
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setTree((prev) => {
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const next = closeLeaf(prev, leafId);
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if (!next) return prev;
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persist(next);
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// If closed pane was focused, move focus to first leaf
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if (focusedIdRef.current === leafId) {
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const firstId = getFirstLeafId(next);
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const panelId = getLeafPanel(next, firstId);
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setFocusedId(firstId);
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if (panelId) setFocusedContext(firstId, panelId);
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}
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return next;
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});
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}, []);
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const onResizeContainer = useCallback((containerId: string, sizes: number[]) => {
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setTree((prev) => {
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const next = patchSizes(prev, containerId, sizes);
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persist(next);
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return next;
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});
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}, []);
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const total = countLeaves(tree);
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const ctx: WMCtx = {
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focusedId: focusedId ?? (ready ? getFirstLeafId(tree) : null),
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totalPanes: total,
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isAuthed,
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onFocus,
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onSplit,
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onClose,
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onResizeContainer,
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};
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if (!ready) return null;
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return (
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<WMContext.Provider value={ctx}>
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<div className="w-full h-full overflow-hidden">
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<RenderTree node={tree} />
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</div>
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</WMContext.Provider>
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);
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}
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