fix: complete marketplace client remediation
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@@ -91,10 +91,64 @@ export function createPluginMarketplaceStore(
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const deps = { ...defaults, ...overrides };
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let scopeGeneration = 0;
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let catalogGeneration = 0;
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let libraryMutationEpoch = 0;
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let libraryReadGeneration = 0;
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let libraryIntent = 0;
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let latestLibraryReadIntent = 0;
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const latestPluginMutationIntent = new Map<string, number>();
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return createStore<PluginMarketplaceState>((set, get) => {
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const beginMutation = (pluginId: string): number => {
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const intent = ++libraryIntent;
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latestPluginMutationIntent.set(pluginId, intent);
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return intent;
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};
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const canCommitMutation = (
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pluginId: string,
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intent: number,
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generation: number,
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accountKey: string,
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): boolean => generation === scopeGeneration
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&& get().accountKey === accountKey
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&& latestPluginMutationIntent.get(pluginId) === intent
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// A later explicit read is the newest account projection for every
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// plugin, so an older mutation must not replace it.
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&& latestLibraryReadIntent <= intent;
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const mergeLibraryForPlugin = (
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current: MarketplaceLibrarySnapshot | null,
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incoming: MarketplaceLibrarySnapshot,
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pluginId: string,
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): MarketplaceLibrarySnapshot => {
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if (!current) return incoming;
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const byPlugin = new Map(current.items.map((item) => [item.pluginId, item]));
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const incomingItem = incoming.items.find((item) => item.pluginId === pluginId);
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if (incomingItem) byPlugin.set(pluginId, incomingItem);
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else byPlugin.delete(pluginId);
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const items = [...byPlugin.values()].sort((left, right) => {
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const leftIntent = latestPluginMutationIntent.get(left.pluginId) ?? 0;
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const rightIntent = latestPluginMutationIntent.get(right.pluginId) ?? 0;
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return rightIntent - leftIntent;
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});
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return {
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...incoming,
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items,
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total: Math.max(current.total, incoming.total, items.length),
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fetchedAt: Math.max(current.fetchedAt, incoming.fetchedAt),
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};
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};
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const mergeLibraryProjection = (
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pluginId: string,
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projection: MarketplaceLibraryProjection,
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): Pick<PluginMarketplaceState, 'library' | 'installations'> => {
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const state = get();
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const library = mergeLibraryForPlugin(state.library, projection.library, pluginId);
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const incomingInstallation = projection.installations.find((item) => item.pluginId === pluginId);
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const installations = { ...state.installations };
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if (incomingInstallation) installations[pluginId] = incomingInstallation;
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return { library, installations };
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};
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const pending = async <T>(key: string, operation: () => Promise<T>): Promise<T> => {
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set((state) => ({ pending: { ...state.pending, [key]: true } }));
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try {
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@@ -116,21 +170,19 @@ export function createPluginMarketplaceStore(
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const generation = scopeGeneration;
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const accountKey = get().accountKey;
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if (!accountKey) throw new Error('请先登录后管理我的插件');
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const mutationEpoch = ++libraryMutationEpoch;
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const intent = beginMutation(pluginId);
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try {
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const projection = await action(pluginId);
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if (generation !== scopeGeneration || get().accountKey !== accountKey
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|| mutationEpoch !== libraryMutationEpoch) return;
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libraryMutationEpoch += 1;
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if (!canCommitMutation(pluginId, intent, generation, accountKey)) return;
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const merged = mergeLibraryProjection(pluginId, projection);
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set({
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library: projection.library,
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installations: installationMap(projection.installations),
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library: merged.library,
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installations: merged.installations,
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libraryState: 'ready',
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libraryError: null,
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});
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} catch (error) {
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if (generation === scopeGeneration && get().accountKey === accountKey
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&& mutationEpoch === libraryMutationEpoch) {
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if (canCommitMutation(pluginId, intent, generation, accountKey)) {
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set({ libraryError: message(error) });
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}
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throw error;
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@@ -145,12 +197,10 @@ export function createPluginMarketplaceStore(
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const generation = scopeGeneration;
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const accountKey = get().accountKey;
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if (!accountKey) throw new Error('请先登录后管理设备插件');
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const mutationEpoch = ++libraryMutationEpoch;
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const intent = beginMutation(pluginId);
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try {
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const result = await action(pluginId);
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if (generation !== scopeGeneration || get().accountKey !== accountKey
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|| mutationEpoch !== libraryMutationEpoch) return;
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libraryMutationEpoch += 1;
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if (!canCommitMutation(pluginId, intent, generation, accountKey)) return;
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set((state) => {
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const installations = { ...state.installations };
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if (result.status === 'removed') delete installations[pluginId];
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@@ -158,8 +208,7 @@ export function createPluginMarketplaceStore(
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return { installations, libraryError: null };
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});
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} catch (error) {
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if (generation === scopeGeneration && get().accountKey === accountKey
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&& mutationEpoch === libraryMutationEpoch) {
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if (canCommitMutation(pluginId, intent, generation, accountKey)) {
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const reason = message(error);
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set((state) => ({
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installations: {
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@@ -199,8 +248,9 @@ export function createPluginMarketplaceStore(
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activateAccount(accountKey) {
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if (get().accountKey === accountKey) return;
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scopeGeneration += 1;
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libraryReadGeneration += 1;
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libraryMutationEpoch += 1;
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libraryIntent += 1;
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latestLibraryReadIntent = libraryIntent;
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latestPluginMutationIntent.clear();
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set({
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accountKey,
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library: null,
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@@ -242,10 +292,10 @@ export function createPluginMarketplaceStore(
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}
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},
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async loadLibrary() {
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const readGeneration = ++libraryReadGeneration;
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const readIntent = ++libraryIntent;
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latestLibraryReadIntent = readIntent;
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const generation = scopeGeneration;
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const accountKey = get().accountKey;
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const mutationEpoch = libraryMutationEpoch;
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if (!accountKey) {
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set({ library: null, installations: {}, libraryState: 'idle', libraryError: null });
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return;
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@@ -254,8 +304,8 @@ export function createPluginMarketplaceStore(
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try {
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const projection = await deps.readLibrary();
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if (generation === scopeGeneration && get().accountKey === accountKey
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&& readGeneration === libraryReadGeneration
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&& mutationEpoch === libraryMutationEpoch) {
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&& readIntent === latestLibraryReadIntent
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&& readIntent === libraryIntent) {
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set({
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library: projection.library,
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installations: installationMap(projection.installations),
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@@ -265,8 +315,8 @@ export function createPluginMarketplaceStore(
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}
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} catch (error) {
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if (generation === scopeGeneration && get().accountKey === accountKey
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&& readGeneration === libraryReadGeneration
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&& mutationEpoch === libraryMutationEpoch) {
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&& readIntent === latestLibraryReadIntent
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&& readIntent === libraryIntent) {
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set({ libraryState: 'error', libraryError: message(error) });
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}
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throw error;
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