feat(web): 总览时间范围随日历推进，聚合与引擎状态周期刷新

2026-10-07 21:17:22 +08:00
parent 3fb75ec699
commit 2446d3bf2c
5 changed files with 83 additions and 10 deletions
@@ -0,0 +1,35 @@
+import { computed, onUnmounted, ref } from "vue";
+import { recentDaysRange } from "@/utils/time.ts";
+
+export type RangeValue = { from: string; to: string };
+export type RangeKind = "recent-7" | "recent-30" | "fixed";
+
+/**
+ * 可跟随「今天」推进的时间范围：
+ * - 最近 7/30 天：定时重算窗口（页面挂过夜也不会陈旧）
+ * - fixed：自定义/订阅期间等绝对区间，窗口不挪
+ */
+export function useLiveTimeRange(initial: Exclude<RangeKind, "fixed"> = "recent-30") {
+  const kind = ref<RangeKind>(initial);
+  const fixed = ref<RangeValue>(recentDaysRange(30));
+  const nowTick = ref(Date.now());
+
+  const timer = setInterval(() => {
+    nowTick.value = Date.now();
+  }, 60_000);
+  onUnmounted(() => clearInterval(timer));
+
+  const range = computed<RangeValue>(() => {
+    void nowTick.value;
+    if (kind.value === "recent-7") return recentDaysRange(7);
+    if (kind.value === "recent-30") return recentDaysRange(30);
+    return fixed.value;
+  });
+
+  function setRange(value: RangeValue, nextKind: RangeKind) {
+    kind.value = nextKind;
+    if (nextKind === "fixed") fixed.value = value;
+  }
+
+  return { range, setRange, kind };
+}