115 lines
3.9 KiB
JavaScript
115 lines
3.9 KiB
JavaScript
/**
|
||
* Surge 脚本：捕获 cart 请求的 Authorization 和 cartId
|
||
* - 保留原有功能：始终在 $persistentStore 中维护最新的 authorization 和 cartId
|
||
* - 新增功能：FIFO 配对写入 cartId_history
|
||
* · 若 pending_gamertags 有等候的 gamertag → 取最老一条配对
|
||
* · 否则把 cart 快照 push 进 pending_carts 等待
|
||
*/
|
||
|
||
const pattern = /^https:\/\/cart\.production\.store-web\.dynamics\.com\/v1\.0\/Cart\/eligibilityCheck\?/;
|
||
const url = $request.url;
|
||
|
||
const PAIR_WINDOW_MS = 30000;
|
||
const MAX_QUEUE = 20;
|
||
const MAX_HISTORY = 10;
|
||
|
||
if ($request.method === "PUT" && pattern.test(url)) {
|
||
try {
|
||
const authorization = $request.headers['authorization'];
|
||
const urlObj = new URL(url);
|
||
const cartId = urlObj.searchParams.get('cartId');
|
||
const now = Date.now();
|
||
|
||
if (authorization && authorization !== $persistentStore.read("authorization")) {
|
||
$persistentStore.write(authorization, "authorization");
|
||
console.log(`Stored authorization: ${authorization}`);
|
||
}
|
||
if (cartId && cartId !== $persistentStore.read("cartId")) {
|
||
$persistentStore.write(cartId, "cartId");
|
||
console.log(`Stored cartId: ${cartId}`);
|
||
}
|
||
|
||
if (cartId && authorization) {
|
||
tryPairFromCart({ cartId, authorization, ts: now });
|
||
}
|
||
|
||
$notification.post(
|
||
"Surge 信息存储",
|
||
"已捕获并存储 authorization 和 cartId"
|
||
);
|
||
} catch (error) {
|
||
console.log(`Error capturing authorization & cartId: ${error}`);
|
||
$notification.post(
|
||
"Surge 脚本错误",
|
||
"无法捕获 authorization 和 cartId",
|
||
`${error}`
|
||
);
|
||
}
|
||
}
|
||
|
||
function tryPairFromCart(cartSnap) {
|
||
const now = cartSnap.ts;
|
||
|
||
let pendingGT = readQueue("pending_gamertags");
|
||
pendingGT = pendingGT.filter(g => (now - g.ts) <= PAIR_WINDOW_MS);
|
||
|
||
if (pendingGT.length > 0) {
|
||
const gtSnap = pendingGT.shift();
|
||
writeQueue("pending_gamertags", pendingGT);
|
||
|
||
appendHistory({
|
||
gamertag: gtSnap.gamertag,
|
||
cartId: cartSnap.cartId,
|
||
authorization: cartSnap.authorization,
|
||
timestamp: new Date().toISOString()
|
||
});
|
||
|
||
console.log(`[history] ✅ cart 到达触发配对: gamertag=${gtSnap.gamertag}, cartId=${cartSnap.cartId}`);
|
||
$notification.post("Surge 历史记录", "新三元组已记入", `${gtSnap.gamertag}`);
|
||
} else {
|
||
let pendingCart = readQueue("pending_carts");
|
||
pendingCart = pendingCart.filter(c => (now - c.ts) <= PAIR_WINDOW_MS);
|
||
pendingCart.push(cartSnap);
|
||
if (pendingCart.length > MAX_QUEUE) pendingCart = pendingCart.slice(-MAX_QUEUE);
|
||
writeQueue("pending_carts", pendingCart);
|
||
|
||
console.log(`[history] cart 入队等待，当前 pending_carts 长度: ${pendingCart.length}`);
|
||
}
|
||
}
|
||
|
||
function readQueue(key) {
|
||
const raw = $persistentStore.read(key);
|
||
if (!raw) return [];
|
||
try {
|
||
const parsed = JSON.parse(raw);
|
||
return Array.isArray(parsed) ? parsed : [];
|
||
} catch (e) { return []; }
|
||
}
|
||
|
||
function writeQueue(key, arr) {
|
||
$persistentStore.write(JSON.stringify(arr), key);
|
||
}
|
||
|
||
function appendHistory(entry) {
|
||
let history = [];
|
||
const raw = $persistentStore.read("cartId_history");
|
||
if (raw) {
|
||
try {
|
||
const parsed = JSON.parse(raw);
|
||
if (Array.isArray(parsed)) history = parsed;
|
||
} catch (e) { history = []; }
|
||
}
|
||
|
||
// 去重：相同 cartId 的记录不重复写入
|
||
if (history.some(h => h.cartId === entry.cartId)) {
|
||
console.log(`[history] SKIP: cartId=${entry.cartId} 已存在于历史中`);
|
||
return;
|
||
}
|
||
|
||
history.push(entry);
|
||
if (history.length > MAX_HISTORY) history = history.slice(-MAX_HISTORY);
|
||
$persistentStore.write(JSON.stringify(history), "cartId_history");
|
||
}
|
||
|
||
$done({});
|