fix(ui): сохранять вкладку и фильтры Ping в URL

hooks/use-uptime-url-state.ts

@@ -0,0 +1,33 @@
+"use client"
+
+import { useMemo } from "react"
+import { useSearchParams } from "next/navigation"
+import { readUptimeUrl, patchUptimeUrl, type UptimeTab, type ProbeStatusFilter, type UrlSetter } from "@/lib/data-filters/uptime-url-state"
+
+export function useUptimeUrlState() {
+  const raw = useSearchParams().toString()
+  const state = useMemo(() => readUptimeUrl(new URLSearchParams(raw)), [raw])
+  function write(changes: Record<string, string | null>, replace = false) {
+    const href = patchUptimeUrl(new URLSearchParams(window.location.search), changes) + window.location.hash
+    if (href === window.location.pathname + window.location.search + window.location.hash) return
+    if (replace) window.history.replaceState(null, "", href)
+    else window.history.pushState(null, "", href)
+  }
+  const setStatusFilter: UrlSetter<ProbeStatusFilter> = value => {
+    const current = readUptimeUrl(new URLSearchParams(window.location.search)).status
+    const next = typeof value === "function" ? value(current) : value
+    write({ status: next === "all" ? null : next })
+  }
+  const setServerFilter: UrlSetter<string[]> = value => {
+    const current = readUptimeUrl(new URLSearchParams(window.location.search)).servers
+    const next = typeof value === "function" ? value(current) : value
+    write({ servers: next.length ? JSON.stringify(next) : null })
+  }
+  return {
+    tab: state.tab, search: state.search, statusFilter: state.status, serverFilter: state.servers, error: state.error,
+    setTab: (tab: UptimeTab) => write({ tab: tab === "probes" ? null : tab }),
+    setSearch: (q: string) => write({ q }, true), setStatusFilter, setServerFilter,
+    resetFilters: () => write({ q: null, status: null, servers: null }),
+    resetUrl: () => write({ tab: null, q: null, status: null, servers: null }),
+  }
+}