| 1 | import { desktopHost } from "./desktopHost"; |
| 2 | import { useCallback, useEffect, useRef, useState } from "react"; |
| 3 | |
| 4 | export interface ConfigLoadWarningsSnapshot { |
| 5 | warnings: string[]; |
| 6 | revision: number; |
| 7 | } |
| 8 | |
| 9 | export function normalizeConfigLoadWarnings(payload: unknown): string[] { |
| 10 | if (!Array.isArray(payload)) return []; |
| 11 | const seen = new Set<string>(); |
| 12 | const warnings: string[] = []; |
| 13 | for (const value of payload) { |
| 14 | if (typeof value !== "string") continue; |
| 15 | const warning = value.trim(); |
| 16 | if (!warning || seen.has(warning)) continue; |
| 17 | seen.add(warning); |
| 18 | warnings.push(warning); |
| 19 | } |
| 20 | return warnings; |
| 21 | } |
| 22 | |
| 23 | export function configLoadWarningsKey(warnings: readonly string[]): string { |
| 24 | return warnings.length > 0 ? JSON.stringify(warnings) : ""; |
| 25 | } |
| 26 | |
| 27 | export function normalizeConfigLoadWarningsRevision(value: unknown): number { |
| 28 | return typeof value === "number" && Number.isSafeInteger(value) && value >= 0 ? value : 0; |
| 29 | } |
| 30 | |
| 31 | export function normalizeConfigLoadWarningsEvent(payload: unknown, revisionValue?: unknown): ConfigLoadWarningsSnapshot | null { |
| 32 | if (Array.isArray(payload)) { |
| 33 | const warnings = normalizeConfigLoadWarnings(payload); |
| 34 | return warnings.length > 0 ? { warnings, revision: normalizeConfigLoadWarningsRevision(revisionValue) } : null; |
| 35 | } |
| 36 | if (!payload || typeof payload !== "object") return null; |
| 37 | const record = payload as Record<string, unknown>; |
| 38 | const warnings = normalizeConfigLoadWarnings(record.warnings); |
| 39 | if (warnings.length === 0) return null; |
| 40 | return { warnings, revision: normalizeConfigLoadWarningsRevision(record.revision) }; |
| 41 | } |
| 42 | |
| 43 | export function subscribeConfigLoadWarnings(cb: (snapshot: ConfigLoadWarningsSnapshot) => void): () => void { |
| 44 | const host = desktopHost(); |
| 45 | if (host.kind !== "none") { |
| 46 | return host.events.on("config:load-warnings", (payload?: unknown, revision?: unknown) => { |
| 47 | const snapshot = normalizeConfigLoadWarningsEvent(payload, revision); |
| 48 | if (snapshot) cb(snapshot); |
| 49 | }); |
| 50 | } |
| 51 | return () => {}; |
| 52 | } |
| 53 | |
| 54 | export function useConfigLoadWarnings() { |
| 55 | const [configLoadWarnings, setConfigLoadWarnings] = useState<string[]>([]); |
| 56 | const latestRevision = useRef(0); |
| 57 | const seenKeys = useRef(new Set<string>()); |
| 58 | const present = useCallback((payload: unknown, revisionValue: unknown, resetSeen = false) => { |
| 59 | const revision = normalizeConfigLoadWarningsRevision(revisionValue); |
| 60 | if (revision < latestRevision.current) return; |
| 61 | latestRevision.current = revision; |
| 62 | const warnings = normalizeConfigLoadWarnings(payload); |
| 63 | if (resetSeen) seenKeys.current.clear(); |
| 64 | const key = configLoadWarningsKey(warnings); |
| 65 | if (!key) { |
| 66 | seenKeys.current.clear(); |
| 67 | setConfigLoadWarnings([]); |
| 68 | return; |
| 69 | } |
| 70 | if (seenKeys.current.has(key)) return; |
| 71 | seenKeys.current.add(key); |
| 72 | setConfigLoadWarnings(warnings); |
| 73 | }, []); |
| 74 | |
| 75 | useEffect(() => subscribeConfigLoadWarnings((snapshot) => { |
| 76 | present(snapshot.warnings, snapshot.revision); |
| 77 | }), [present]); |
| 78 | |
| 79 | const applySnapshot = useCallback((payload: unknown, revision: unknown) => { |
| 80 | present(payload, revision); |
| 81 | }, [present]); |
| 82 | const reload = useCallback((payload: unknown, revision: unknown) => present(payload, revision, true), [present]); |
| 83 | const dismiss = useCallback(() => setConfigLoadWarnings([]), []); |
| 84 | |
| 85 | return { configLoadWarnings, applySnapshot, reload, dismiss }; |
| 86 | } |
| 87 |