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fix(modal): cancel stale purchase flights on scope change

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Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
This commit is contained in:
kate522
2026-08-05 02:40:20 +08:00
co-authored by Claude Fable 5
parent aa865e24e1
commit 6a7e994f07
1 changed files with 69 additions and 19 deletions
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assets/js/vip-purchase-coordinator.js
+69 -19
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@@ -17,6 +17,7 @@
var createFlights = Object.create(null);
var polls = Object.create(null);
var lastScope = "";
var scopeGeneration = 0;
var SUCCESS_STATUSES = {
paid: true,
delivered: true,
@@ -40,6 +41,11 @@
}
function clearFlights() {
scopeGeneration += 1;
Object.keys(createFlights).forEach(function (key) {
var flight = createFlights[key];
if (flight && typeof flight.cancel === "function") flight.cancel();
});
createFlights = Object.create(null);
Object.keys(polls).forEach(function (pollKey) {
var active = polls[pollKey];
@@ -87,6 +93,9 @@
function callback(options, name) {
var args = Array.prototype.slice.call(arguments, 2);
if (!options || typeof options[name] !== "function") return;
if (options.scope && userScope() !== options.scope) return;
if (options.generation !== undefined && scopeGeneration !== options.generation) return;
if (typeof options.isActive === "function" && !options.isActive()) return;
try {
options[name].apply(null, args);
} catch (error) {
@@ -105,21 +114,36 @@
}
var key = userScope() + ":" + String(packageId) + ":" + method;
if (createFlights[key]) return createFlights[key];
if (createFlights[key]) return createFlights[key].promise;
var promise = request("/pay/vip", {
method: "POST",
body: JSON.stringify({
package_id: packageId,
payment_method: method,
var requestController = !options.signal && window.AbortController
? new window.AbortController()
: null;
var flight = {
promise: request("/pay/vip", {
method: "POST",
body: JSON.stringify({
package_id: packageId,
payment_method: method,
}),
signal: options.signal || (requestController ? requestController.signal : undefined),
}),
signal: options.signal,
cancel: function () {
if (typeof options.cancel === "function") {
try { options.cancel(); } catch (error) {}
}
if (requestController) {
try { requestController.abort(); } catch (error) {}
}
},
};
createFlights[key] = flight;
flight.promise.then(function () {
if (createFlights[key] === flight) delete createFlights[key];
}, function () {
if (createFlights[key] === flight) delete createFlights[key];
});
createFlights[key] = promise;
promise.then(function () {
if (createFlights[key] === promise) delete createFlights[key];
});
return promise;
return flight.promise;
}
function exchange(options) {
@@ -149,7 +173,7 @@
}
function poll(orderNumber, options) {
options = options || {};
options = Object.assign({}, options || {});
orderNumber = String(orderNumber || "");
if (!orderNumber) {
return {
@@ -158,6 +182,9 @@
};
}
var pollScope = userScope();
var pollGeneration = scopeGeneration;
if (!options.scope) options.scope = pollScope;
if (options.generation === undefined) options.generation = pollGeneration;
var pollKey = pollScope + ":" + orderNumber;
if (polls[pollKey]) return polls[pollKey].handle;
@@ -201,6 +228,11 @@
}
function terminal(data, response, status) {
if ((options.scope && userScope() !== options.scope)
|| (options.generation !== undefined && scopeGeneration !== options.generation)) {
finish({ terminal: false, aborted: true, status: "scope_changed" });
return;
}
var success = !!(data && data.paid) || !!SUCCESS_STATUSES[status];
invalidate(options.tags || ["vip", "orders"]);
callback(options, "onTerminal", {
@@ -232,8 +264,8 @@
function run() {
state.timer = null;
if (state.done || state.aborted) return;
// Detect an account transition even when no auth event reached this page.
if (userScope() !== pollScope || state.done || state.aborted) return;
// Detect account transitions and explicit auth resets even when no event reached this page.
if (userScope() !== pollScope || scopeGeneration !== pollGeneration || state.done || state.aborted) return;
if (document.hidden) {
state.waitingForVisible = true;
return;
@@ -307,9 +339,23 @@
var activePoll = null;
var stopped = false;
var controller = window.AbortController ? new window.AbortController() : null;
var startScope = userScope();
var startGeneration = scopeGeneration;
if (controller) options.signal = controller.signal;
options.scope = startScope;
options.generation = startGeneration;
options.isActive = function () {
return !stopped && scopeGeneration === startGeneration && userScope() === startScope;
};
options.cancel = function () {
if (controller) {
try { controller.abort(); } catch (error) {}
}
};
var promise = purchase(options).then(function (response) {
if (stopped) return { ok: false, aborted: true, status: "aborted" };
if (!options.isActive()) {
return { ok: false, aborted: true, status: stopped ? "aborted" : "scope_changed" };
}
var data = response.data || response.json || {};
if (!response.ok) {
callback(options, "onError", response);
@@ -322,6 +368,9 @@
callback(options, "onError", missing);
return missing;
}
if (!options.isActive()) {
return { ok: false, aborted: true, status: "scope_changed" };
}
activePoll = poll(data.order_number, options);
activePoll.promise.then(function (result) {
if (result.success) callback(options, "onSuccess", result);
@@ -334,6 +383,9 @@
poll: activePoll,
};
}
if (!options.isActive()) {
return { ok: false, aborted: true, status: "scope_changed" };
}
invalidate(options.tags || ["vip", "orders"]);
callback(options, "onSuccess", { terminal: true, success: true, data: data, response: response });
return { ok: true, pending: false, data: data, response: response };
@@ -343,9 +395,7 @@
promise: promise,
abort: function () {
stopped = true;
if (controller) {
try { controller.abort(); } catch (error) {}
}
options.cancel();
if (activePoll && typeof activePoll.abort === "function") activePoll.abort();
},
};