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style: format extracted local services

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This commit is contained in:
Sameh Khamis committed 2026-09-12 13:01:49 -07:00
1 parent 233285fe12
commit 5223b6df5b
33 files changed
+1785 -830
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server/providers/overpass/cache.js
+45 -10
View File
@@ -1,5 +1,11 @@
import { isOverpassBoundaryQuery } from './query.js';
import { OVERPASS_BOUNDARY_DISK_TTL_MS, OVERPASS_DISK_TTL_MS, OVERPASS_DISK_DIR, OVERPASS_CACHE_MS, OVERPASS_CACHE_MAX_ENTRIES } from './constants.js';
import {
OVERPASS_BOUNDARY_DISK_TTL_MS,
OVERPASS_DISK_TTL_MS,
OVERPASS_DISK_DIR,
OVERPASS_CACHE_MS,
OVERPASS_CACHE_MAX_ENTRIES,
} from './constants.js';
import path from 'node:path';
import { createHash } from 'node:crypto';
import { promises as fsp } from 'node:fs';
@@ -10,12 +16,17 @@ const _overpassCache = new Map();
/** Disk TTL for a query: boundary geometry keeps for a month, the rest 7 days. */
function overpassDiskTtlMs(cacheKey) {
return isOverpassBoundaryQuery(cacheKey) ? OVERPASS_BOUNDARY_DISK_TTL_MS : OVERPASS_DISK_TTL_MS;
return isOverpassBoundaryQuery(cacheKey)
? OVERPASS_BOUNDARY_DISK_TTL_MS
: OVERPASS_DISK_TTL_MS;
}
/** Normalized Overpass query -> stable disk-cache file path. */
function overpassDiskPath(cacheKey) {
return path.join(OVERPASS_DISK_DIR, `${createHash('sha1').update(cacheKey).digest('hex')}.json`);
return path.join(
OVERPASS_DISK_DIR,
`${createHash('sha1').update(cacheKey).digest('hex')}.json`,
);
}
/**
@@ -27,7 +38,12 @@ async function readOverpassDisk(cacheKey, maxAgeMs) {
try {
const raw = await fsp.readFile(overpassDiskPath(cacheKey), 'utf8');
const payload = JSON.parse(raw);
if (!payload || typeof payload.body !== 'string' || !Number.isFinite(payload.cachedAt)) return null;
if (
!payload ||
typeof payload.body !== 'string' ||
!Number.isFinite(payload.cachedAt)
)
return null;
// Older versions persisted 4xx refusals with normal data TTLs. Ignore
// them on both fresh and stale reads so an upgrade can recover immediately.
if (!overpassPayloadIsData(payload)) return null;
@@ -40,9 +56,17 @@ async function readOverpassDisk(cacheKey, maxAgeMs) {
/** Fire-and-forget disk write for a successful Overpass payload. */
function writeOverpassDisk(cacheKey, payload) {
fsp.mkdir(OVERPASS_DISK_DIR, { recursive: true })
.then(() => fsp.writeFile(overpassDiskPath(cacheKey), JSON.stringify(payload)))
.catch((err) => console.warn('[Overpass Proxy] disk cache write failed:', err?.message || err));
fsp
.mkdir(OVERPASS_DISK_DIR, { recursive: true })
.then(() =>
fsp.writeFile(overpassDiskPath(cacheKey), JSON.stringify(payload)),
)
.catch((err) =>
console.warn(
'[Overpass Proxy] disk cache write failed:',
err?.message || err,
),
);
}
/**
@@ -71,7 +95,8 @@ async function resolveOverpassPreflight({
cacheMs = OVERPASS_CACHE_MS,
}) {
const cached = memoryCache.get(cacheKey);
if (overpassPayloadIsData(cached) && now - cached.cachedAt <= cacheMs) return { source: 'HIT', payload: cached };
if (overpassPayloadIsData(cached) && now - cached.cachedAt <= cacheMs)
return { source: 'HIT', payload: cached };
const pending = inFlight.get(cacheKey);
if (pending) return { source: 'INFLIGHT', payload: await pending };
@@ -87,7 +112,9 @@ async function resolveOverpassPreflight({
/** Return only last-good Overpass data, regardless of its age. */
async function readStaleOverpass(cacheKey) {
const cached = _overpassCache.get(cacheKey);
return overpassPayloadIsData(cached) ? cached : readOverpassDisk(cacheKey, Infinity);
return overpassPayloadIsData(cached)
? cached
: readOverpassDisk(cacheKey, Infinity);
}
/** Evict oldest Overpass cache entries until size is within the cap. */
@@ -99,4 +126,12 @@ function trimOverpassCache() {
}
}
export { readOverpassDisk, resolveOverpassPreflight, _overpassCache, overpassDiskTtlMs, readStaleOverpass, trimOverpassCache, writeOverpassDisk };
export {
readOverpassDisk,
resolveOverpassPreflight,
_overpassCache,
overpassDiskTtlMs,
readStaleOverpass,
trimOverpassCache,
writeOverpassDisk,
};