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fix: harden favorite row picker

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This commit is contained in:
wxs
2026-07-17 12:40:01 +08:00
parent 4c1ccb92db
commit e08fc99def
2 changed files with 347 additions and 48 deletions
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src/content/market/favorite-row-picker.ts
+181 -48
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@@ -2,6 +2,10 @@ import type { FavoriteCreatorInput, FavoriteFolder } from "./favorites-store";
const ACTION_SELECTOR = 'button[data-sces-favorite-row-action="button"]';
const PICKER_ROOT_SELECTOR = '[data-sces-favorite-row-picker="root"]';
const PICKER_ROOT_ID = "sces-favorite-row-picker";
const PICKER_VIEWPORT_PADDING = 8;
const PICKER_FALLBACK_HEIGHT = 120;
const PICKER_FALLBACK_WIDTH = 240;
export interface FavoriteRowPickerRow extends FavoriteCreatorInput {
actionCell?: HTMLElement;
@@ -28,6 +32,7 @@ export function syncFavoriteRowPickers(options: {
const button = ensureFavoriteActionButton(row.actionCell);
const authorId = row.authorId.trim();
const pendingOperation = state.pendingOperations.get(button);
const context: FavoritePickerContext = {
button,
creator: {
@@ -38,15 +43,22 @@ export function syncFavoriteRowPickers(options: {
folders: [...options.folders],
onCreateFolder: options.onCreateFolder,
onSetCreatorFolderIds: options.onSetCreatorFolderIds,
pending: false,
selectedFolderIds: new Set(
authorId ? options.folderIdsByAuthorId.get(authorId) ?? [] : []
pendingOperation
? pendingOperation.confirmedFolderIds
: authorId
? options.folderIdsByAuthorId.get(authorId) ?? []
: []
)
};
currentButtons.add(button);
state.contextByButton.set(button, context);
syncFavoriteActionButton(context);
syncFavoriteActionButton(
context,
Boolean(pendingOperation),
state.openPicker?.button === button
);
button.onclick = () => {
openFavoritePicker(options.document, state, button);
};
@@ -57,6 +69,7 @@ export function syncFavoriteRowPickers(options: {
continue;
}
state.contextByButton.delete(button);
state.pendingOperations.delete(button);
button.onclick = null;
}
@@ -83,10 +96,13 @@ type FavoritePickerContext = {
creator: FavoriteCreatorInput,
folderIds: string[]
) => Promise<void>;
pending: boolean;
selectedFolderIds: Set<string>;
};
type FavoritePickerOperation = {
confirmedFolderIds: Set<string>;
};
type OpenFavoritePicker = {
button: HTMLButtonElement;
root: HTMLElement;
@@ -97,6 +113,7 @@ type FavoritePickerDocumentState = {
onDocumentKeydown: (event: KeyboardEvent) => void;
onDocumentPointerDown: (event: PointerEvent) => void;
openPicker: OpenFavoritePicker | null;
pendingOperations: Map<HTMLButtonElement, FavoritePickerOperation>;
};
const pickerDocumentStates = new WeakMap<Document, FavoritePickerDocumentState>();
@@ -111,7 +128,8 @@ function getPickerDocumentState(document: Document): FavoritePickerDocumentState
contextByButton: new Map<HTMLButtonElement, FavoritePickerContext>(),
onDocumentKeydown: () => {},
onDocumentPointerDown: () => {},
openPicker: null
openPicker: null,
pendingOperations: new Map<HTMLButtonElement, FavoritePickerOperation>()
};
state.onDocumentKeydown = (event) => {
if (event.key === "Escape") {
@@ -156,7 +174,11 @@ function ensureFavoriteActionButton(actionCell: HTMLElement): HTMLButtonElement
return button;
}
function syncFavoriteActionButton(context: FavoritePickerContext): void {
function syncFavoriteActionButton(
context: FavoritePickerContext,
isPending = false,
isExpanded = false
): void {
const authorId = context.creator.authorId.trim();
const count = context.selectedFolderIds.size;
const isSaved = count > 0;
@@ -166,6 +188,9 @@ function syncFavoriteActionButton(context: FavoritePickerContext): void {
? "bookmark-filled"
: "bookmark-outline";
context.button.dataset.scesFavoriteState = isSaved ? "saved" : "empty";
context.button.setAttribute("aria-controls", PICKER_ROOT_ID);
context.button.setAttribute("aria-expanded", String(isExpanded));
context.button.setAttribute("aria-haspopup", "dialog");
if (!authorId) {
context.button.disabled = true;
@@ -175,7 +200,7 @@ function syncFavoriteActionButton(context: FavoritePickerContext): void {
return;
}
context.button.disabled = false;
context.button.disabled = isPending;
context.button.title = isSaved ? `已收藏至 ${count} 个收藏夹` : "加入收藏夹";
context.button.setAttribute("aria-label", context.button.title);
context.button.textContent = isSaved ? "已收藏" : "收藏";
@@ -197,20 +222,22 @@ function openFavoritePicker(
const root = document.createElement("div");
root.dataset.scesFavoriteRowPicker = "root";
root.id = PICKER_ROOT_ID;
root.setAttribute("role", "dialog");
root.setAttribute("aria-label", "选择收藏夹");
root.style.position = "fixed";
root.style.zIndex = "2147483647";
const rect = button.getBoundingClientRect();
root.style.left = `${Math.round(rect.left)}px`;
root.style.top = `${Math.round(rect.bottom + 4)}px`;
(document.body ?? document.documentElement).appendChild(root);
state.openPicker = { button, root };
button.setAttribute("aria-expanded", "true");
document.addEventListener("pointerdown", state.onDocumentPointerDown);
document.addEventListener("keydown", state.onDocumentKeydown);
}
renderFavoritePicker(document, state, button);
if (state.openPicker?.button === button) {
focusFavoritePickerControl(state.openPicker.root);
}
}
function closeFavoritePicker(
@@ -226,6 +253,10 @@ function closeFavoritePicker(
openPicker.root.remove();
document.removeEventListener("pointerdown", state.onDocumentPointerDown);
document.removeEventListener("keydown", state.onDocumentKeydown);
openPicker.button.setAttribute("aria-expanded", "false");
if (openPicker.button.isConnected) {
openPicker.button.focus();
}
}
function removeFavoritePickerRoots(document: Document): void {
@@ -244,6 +275,7 @@ function renderFavoritePicker(
}
const root = openPicker.root;
const isPending = state.pendingOperations.has(button);
const folderList = document.createElement("div");
context.folders.forEach((folder) => {
const label = document.createElement("label");
@@ -251,11 +283,10 @@ function renderFavoritePicker(
checkbox.type = "checkbox";
checkbox.dataset.scesFavoriteFolderId = folder.id;
checkbox.checked = context.selectedFolderIds.has(folder.id);
checkbox.disabled = context.pending;
checkbox.disabled = isPending;
checkbox.addEventListener("change", () => {
const nextFolderIds = readCheckedFolderIds(root, context);
renderFavoritePicker(document, state, button);
void saveFavoriteFolderIds(document, state, context, nextFolderIds);
beginFavoriteFolderSave(document, state, context, nextFolderIds);
});
label.append(checkbox, document.createTextNode(folder.name));
@@ -266,12 +297,13 @@ function renderFavoritePicker(
createButton.type = "button";
createButton.dataset.scesFavoriteRowPicker = "create-folder";
createButton.textContent = "新建收藏夹";
createButton.disabled = context.pending;
createButton.disabled = isPending;
createButton.addEventListener("click", () => {
void createAndSaveFavoriteFolder(document, state, context);
});
root.replaceChildren(folderList, createButton);
positionFavoritePicker(document, root, button);
}
function readCheckedFolderIds(
@@ -293,32 +325,39 @@ function readCheckedFolderIds(
return [...selectedFolderIds];
}
async function saveFavoriteFolderIds(
function beginFavoriteFolderSave(
document: Document,
state: FavoritePickerDocumentState,
context: FavoritePickerContext,
nextFolderIds: string[],
createdFolder?: FavoriteFolder
): Promise<void> {
context.pending = true;
nextFolderIds: string[]
): void {
const operation = beginFavoritePickerOperation(state, context);
syncFavoriteActionButton(context, true, state.openPicker?.button === context.button);
renderFavoritePicker(document, state, context.button);
void completeFavoriteFolderSave(
document,
state,
context,
operation,
nextFolderIds
);
}
async function completeFavoriteFolderSave(
document: Document,
state: FavoritePickerDocumentState,
context: FavoritePickerContext,
operation: FavoritePickerOperation,
nextFolderIds: string[]
): Promise<void> {
try {
await context.onSetCreatorFolderIds(context.creator, nextFolderIds);
if (state.contextByButton.get(context.button) !== context) {
return;
}
context.selectedFolderIds = new Set(nextFolderIds);
if (createdFolder && !context.folders.some((folder) => folder.id === createdFolder.id)) {
context.folders = [...context.folders, createdFolder];
}
syncFavoriteActionButton(context);
finishFavoritePickerOperation(document, state, context.button, operation, {
folderIds: nextFolderIds
});
} catch {
// The picker keeps the last confirmed selection when persistence fails.
} finally {
context.pending = false;
renderFavoritePicker(document, state, context.button);
finishFavoritePickerOperation(document, state, context.button, operation);
}
}
@@ -327,33 +366,127 @@ async function createAndSaveFavoriteFolder(
state: FavoritePickerDocumentState,
context: FavoritePickerContext
): Promise<void> {
if (context.pending) {
if (state.pendingOperations.has(context.button)) {
return;
}
context.pending = true;
const operation = beginFavoritePickerOperation(state, context);
syncFavoriteActionButton(context, true, state.openPicker?.button === context.button);
renderFavoritePicker(document, state, context.button);
try {
const folder = await context.onCreateFolder();
if (!folder) {
finishFavoritePickerOperation(document, state, context.button, operation);
return;
}
const nextFolderIds = [...context.selectedFolderIds, folder.id];
const nextFolderIds = [...new Set([...context.selectedFolderIds, folder.id])];
await context.onSetCreatorFolderIds(context.creator, nextFolderIds);
if (state.contextByButton.get(context.button) !== context) {
return;
}
context.selectedFolderIds = new Set(nextFolderIds);
if (!context.folders.some((existingFolder) => existingFolder.id === folder.id)) {
context.folders = [...context.folders, folder];
}
syncFavoriteActionButton(context);
finishFavoritePickerOperation(document, state, context.button, operation, {
createdFolder: folder,
folderIds: nextFolderIds
});
} catch {
// The picker keeps the last confirmed selection when creating or saving fails.
} finally {
context.pending = false;
renderFavoritePicker(document, state, context.button);
finishFavoritePickerOperation(document, state, context.button, operation);
}
}
function beginFavoritePickerOperation(
state: FavoritePickerDocumentState,
context: FavoritePickerContext
): FavoritePickerOperation {
const operation: FavoritePickerOperation = {
confirmedFolderIds: new Set(context.selectedFolderIds)
};
state.pendingOperations.set(context.button, operation);
return operation;
}
function finishFavoritePickerOperation(
document: Document,
state: FavoritePickerDocumentState,
button: HTMLButtonElement,
operation: FavoritePickerOperation,
result?: {
createdFolder?: FavoriteFolder;
folderIds: string[];
}
): void {
if (state.pendingOperations.get(button) !== operation) {
return;
}
state.pendingOperations.delete(button);
const currentContext = state.contextByButton.get(button);
if (!currentContext || !button.isConnected) {
return;
}
if (result) {
currentContext.selectedFolderIds = new Set(result.folderIds);
if (
result.createdFolder &&
!currentContext.folders.some((folder) => folder.id === result.createdFolder?.id)
) {
currentContext.folders = [...currentContext.folders, result.createdFolder];
}
}
syncFavoriteActionButton(
currentContext,
false,
state.openPicker?.button === button
);
renderFavoritePicker(document, state, button);
}
function focusFavoritePickerControl(root: HTMLElement): void {
const firstCheckbox = Array.from(
root.querySelectorAll<HTMLInputElement>("input[data-sces-favorite-folder-id]")
).find((checkbox) => !checkbox.disabled);
const createButton = root.querySelector<HTMLButtonElement>(
'[data-sces-favorite-row-picker="create-folder"]'
);
(firstCheckbox ?? (createButton && !createButton.disabled ? createButton : null))?.focus();
}
function positionFavoritePicker(
document: Document,
root: HTMLElement,
button: HTMLButtonElement
): void {
const triggerRect = button.getBoundingClientRect();
const pickerRect = root.getBoundingClientRect();
const pickerWidth = pickerRect.width || root.offsetWidth || PICKER_FALLBACK_WIDTH;
const pickerHeight = pickerRect.height || root.offsetHeight || PICKER_FALLBACK_HEIGHT;
const viewportWidth =
document.documentElement.clientWidth ||
document.defaultView?.innerWidth ||
pickerWidth + PICKER_VIEWPORT_PADDING * 2;
const viewportHeight =
document.documentElement.clientHeight ||
document.defaultView?.innerHeight ||
pickerHeight + PICKER_VIEWPORT_PADDING * 2;
const maxLeft = Math.max(
PICKER_VIEWPORT_PADDING,
viewportWidth - pickerWidth - PICKER_VIEWPORT_PADDING
);
const maxTop = Math.max(
PICKER_VIEWPORT_PADDING,
viewportHeight - pickerHeight - PICKER_VIEWPORT_PADDING
);
const belowTop = triggerRect.bottom + PICKER_VIEWPORT_PADDING;
const preferredTop =
belowTop + pickerHeight > viewportHeight - PICKER_VIEWPORT_PADDING
? triggerRect.top - PICKER_VIEWPORT_PADDING - pickerHeight
: belowTop;
const left = clamp(triggerRect.left, PICKER_VIEWPORT_PADDING, maxLeft);
const top = clamp(preferredTop, PICKER_VIEWPORT_PADDING, maxTop);
root.style.left = `${Math.round(left)}px`;
root.style.top = `${Math.round(top)}px`;
}
function clamp(value: number, minimum: number, maximum: number): number {
return Math.min(Math.max(value, minimum), maximum);
}