Add Rain V0 for MeInput full-range chat analysis and delivery tooling.

Introduce rain-service orchestration, browser-safe chat skill filtering, MeInput adapter helpers, and verify/deploy scripts so Rain mode can summarize recent input without Memory V2 pollution. Co-authored-by: Cursor <cursoragent@cursor.com>
2026-09-04 13:49:40 +08:00
parent b2a5caf67d
commit be464a5b8d
18 changed files with 1475 additions and 50 deletions
@@ -0,0 +1,105 @@
+import { parseTimeScope } from '../temporal-recall-service/time-parser.mjs';
+
+export const RAIN_DEFAULT_DAYS = 3;
+
+const TZ_OFFSET_MIN = Number(process.env.TEMPORAL_RECALL_TZ_OFFSET_MIN ?? 480);
+
+/** @param {Date} anchor @param {number} deltaDays */
+function addDays(anchor, deltaDays) {
+  const shifted = new Date(anchor.getTime() + TZ_OFFSET_MIN * 60_000);
+  const ms =
+    Date.UTC(
+      shifted.getUTCFullYear(),
+      shifted.getUTCMonth(),
+      shifted.getUTCDate() + deltaDays,
+      0,
+      0,
+      0,
+      0,
+    ) - TZ_OFFSET_MIN * 60_000;
+  return new Date(ms);
+}
+
+/** @param {Date} anchor */
+function endOfDay(anchor) {
+  const p = new Date(anchor.getTime() + TZ_OFFSET_MIN * 60_000);
+  const ms =
+    Date.UTC(p.getUTCFullYear(), p.getUTCMonth(), p.getUTCDate() + 1, 0, 0, 0, 0) -
+    TZ_OFFSET_MIN * 60_000;
+  return new Date(ms);
+}
+
+const AMBIGUOUS_TIME_PATTERNS = [
+  /前几天/u,
+  /那段(?:时间|日子)/u,
+  /上次(?:那)?(?:段|个)/u,
+  /大概.{0,6}(?:昨天|前天|上周|几)/u,
+  /左右/u,
+  /不太确定.{0,8}时间/u,
+];
+
+const EXPLICIT_TIME_HINT =
+  /昨天|昨日|今天|今日|明天|明日|前天|后天|上周|这周|本周|这个月|本月|上个月|\d{1,2}\s*月|\d{1,2}\s*[：:]\d{2}|最近\s*\d+\s*天|最近一周|最近1周|\d{4}-\d{2}-\d{2}/u;
+
+/**
+ * @param {string} query
+ * @param {Date} [now]
+ */
+export function resolveRainTimeRange(query, now = new Date()) {
+  const text = String(query ?? '').trim();
+
+  for (const pattern of AMBIGUOUS_TIME_PATTERNS) {
+    if (pattern.test(text)) {
+      return {
+        needsClarification: true,
+        clarificationQuestion:
+          '请说明要分析 MeInput 输入记录的起止时间（例如「9月2日 18:00 到 9月4日 10:00」，或「昨天全天」）。若你不补充，我将默认使用近 3 天。',
+        range: null,
+        source: 'ambiguous',
+        label: null,
+      };
+    }
+  }
+
+  if (!EXPLICIT_TIME_HINT.test(text)) {
+    const end = endOfDay(now);
+    const start = addDays(now, -RAIN_DEFAULT_DAYS);
+    return {
+      needsClarification: false,
+      range: { start: start.toISOString(), end: end.toISOString() },
+      source: 'default_3d',
+      label: `近${RAIN_DEFAULT_DAYS}天`,
+    };
+  }
+
+  const scope = parseTimeScope(text, now);
+  const isDefaultFallback =
+    scope.rule_hits?.includes('time:default_week') ||
+    scope.rule_hits?.includes('time:recent_fuzzy');
+
+  if (isDefaultFallback && /最近|近期|这几天/u.test(text) && !/最近\s*\d+\s*天/u.test(text)) {
+    const end = endOfDay(now);
+    const start = addDays(now, -RAIN_DEFAULT_DAYS);
+    return {
+      needsClarification: false,
+      range: { start: start.toISOString(), end: end.toISOString() },
+      source: 'default_3d',
+      label: `近${RAIN_DEFAULT_DAYS}天`,
+    };
+  }
+
+  return {
+    needsClarification: false,
+    range: scope.mention_range,
+    source: 'user_explicit',
+    label: scope.relative_label,
+  };
+}
+
+export function formatRainTimeRangeLabel(range, meta = {}) {
+  if (!range?.start || !range?.end) return meta.label ?? '未指定';
+  const start = range.start.slice(0, 16).replace('T', ' ');
+  const end = range.end.slice(0, 16).replace('T', ' ');
+  const suffix = meta.source === 'default_3d' ? '（默认近3天）' : '';
+  return `${start} ~ ${end}${suffix}`;
+}