Carlos Florêncio
63 lines
2.1 KiB
TypeScript
63 lines
2.1 KiB
TypeScript
"use client";
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import { useEffect, useRef, useState } from "react";
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import { listTaskCanvases, listWorkspaceCanvases, type Canvas } from "@/lib/api/domains/canvas-api";
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import { useCanvasLifecycleRevision } from "@/lib/canvas-lifecycle";
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const EMPTY_CANVASES: Canvas[] = [];
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/** Loads the canvases that share the focused host's task or workspace scope. */
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export function useCanvasHostCanvases(canvas: Canvas | null): Canvas[] {
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const [loaded, setLoaded] = useState<{ key: string | null; canvases: Canvas[] }>({
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key: null,
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canvases: EMPTY_CANVASES,
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});
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const requestRef = useRef(0);
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const lifecycleRevision = useCanvasLifecycleRevision();
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const scopeKey = canvas
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? `${canvas.scope_kind}\u0000${canvas.workspace_id}\u0000${canvas.task_id ?? ""}`
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: null;
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const isTaskCanvas = canvas?.scope_kind === "task";
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useEffect(() => {
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const requestId = ++requestRef.current;
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if (!canvas || !scopeKey) {
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setLoaded({ key: null, canvases: EMPTY_CANVASES });
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return;
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}
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if (isTaskCanvas && !canvas.task_id) {
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setLoaded({ key: scopeKey, canvases: EMPTY_CANVASES });
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return;
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}
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setLoaded((current) =>
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current.key === scopeKey ? current : { key: scopeKey, canvases: EMPTY_CANVASES },
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);
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const request = isTaskCanvas
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? listTaskCanvases(canvas.task_id!, {
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workspaceId: canvas.workspace_id,
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cache: "no-store",
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})
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: listWorkspaceCanvases(canvas.workspace_id, { cache: "no-store" });
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request
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.then((response) => {
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if (requestRef.current !== requestId) return;
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const canvases = (response?.canvases ?? []).filter(
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(candidate) =>
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candidate.scope_kind === canvas.scope_kind && candidate.status !== "removed",
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);
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setLoaded({ key: scopeKey, canvases });
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})
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.catch(() => {
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if (requestRef.current === requestId)
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setLoaded({ key: scopeKey, canvases: EMPTY_CANVASES });
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});
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return () => {
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if (requestRef.current === requestId) requestRef.current += 1;
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};
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}, [canvas, isTaskCanvas, lifecycleRevision, scopeKey]);
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return loaded.key === scopeKey ? loaded.canvases : EMPTY_CANVASES;
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}
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