fix(时区): 日历口径收回东八区,读出的时刻统一成 ISO 并保留微秒
旧栈 Django 按 Asia/Shanghai 算日历,OJ2 重写时这个锚点丢了:容器和数据库会话 都是 UTC,于是「今日提交」在北京时间 0–8 点是空的,「凌晨/早起提交次数」整体偏 8 小时,热力图、AC 趋势年份、近两年活跃人数也各按进程时区切。 - 新增 apps/api/src/time.ts 作为唯一锚点(固定 +8 偏移,不依赖进程 TZ / tzdata), todayStart、成就小时/日期键、热力图、月份平移、年份夹逼全部改走它; SQL 里按日历切的一律显式 at time zone。 - db/index.ts:连接会话时区设为东八区(兜底);给 timestamptz(1184) 挂 parser, 读出统一成 ISO 8601 UTC,撤掉为拿 PG 文本形状写的 ::text。parser 保留微秒 —— 生产库 12.3 万条提交几乎全带微秒,截成毫秒会让翻页分界行和班级 AC 排名的 <= min(create_time) 把自己排除(翻页每页丢一条、排名少 1)。 - 前端 parseTime/zonedParts/zonedYear 按 Asia/Shanghai 渲染,n-date-picker 做 toPickerValue/fromPickerValue 平移,站内不再按浏览器时区取时间部件。 - Dockerfile 设 TZ=Asia/Shanghai 作为第二道兜底。 Co-Authored-By: Claude Opus 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01K1d8B3f4SXJwDvUY625eQd
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@@ -2,6 +2,7 @@ import { and, count, countDistinct, eq, inArray, isNotNull, isNull, ne, notInArr
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import { db, schema } from "../db"
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import { publishAchievementNotification } from "../events"
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import { calendarDay, dayNumber, localHour } from "../time"
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import { findMetric } from "./achievement-metrics"
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import { isAccepted, JudgeStatus } from "../judge/status"
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import { objectValue } from "../routes/helpers"
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@@ -11,14 +12,6 @@ function numberMetric(metrics: Record<string, unknown>, key: string) {
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return typeof value === "number" ? value : 0
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}
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function localDate(value: string) {
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const date = new Date(value)
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const year = date.getFullYear()
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const month = String(date.getMonth() + 1).padStart(2, "0")
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const day = String(date.getDate()).padStart(2, "0")
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return `${year}-${month}-${day}`
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}
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async function unlockAchievements(userId: number, metrics: Record<string, unknown>, onlyMeta = false) {
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const unlocked = await db.select({ id: schema.userAchievement.achievementId }).from(schema.userAchievement)
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.where(eq(schema.userAchievement.userId, userId))
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@@ -66,8 +59,8 @@ export async function updateAchievementsForSubmission(submissionId: string) {
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const accepted = isAccepted(row.submission.result)
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const firstAc = accepted && !priorAccepted
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const firstTry = accepted && priorRows.length === 0
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const date = localDate(row.submission.createTime)
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const hour = new Date(row.submission.createTime).getHours()
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const date = calendarDay(row.submission.createTime)
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const hour = localHour(row.submission.createTime)
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const metrics = await db.transaction(async (tx) => {
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await tx.insert(schema.userStat).values({
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@@ -97,7 +90,9 @@ export async function updateAchievementsForSubmission(submissionId: string) {
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if (accepted) {
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const last = typeof value._last_ac_date === "string" ? value._last_ac_date : null
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if (last !== date) {
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const current = last && (Date.parse(`${date}T00:00:00`) - Date.parse(`${last}T00:00:00`)) / 86_400_000 === 1
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// 差一天要按日历日算,不能用 Date 相减:夏令时地区相邻两天差 23/25 小时,
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// 除 86400000 得到的不是 1,`=== 1` 会静默把连续打卡判成断掉。
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const current = last && dayNumber(date) - dayNumber(last) === 1
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? numberMetric(value, "_current_ac_streak") + 1
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: 1
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value._last_ac_date = date
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