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Prevent unnecessary profile cache

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Zed 2020-06-03 00:03:41 +02:00
parent d01f62c5ae
commit b4fe3d1f6a
2 changed files with 11 additions and 8 deletions
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9
src/redis_cache.nim
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@ -54,6 +54,11 @@ proc cache*(data: Profile) {.async.} =
discard await r.hset("p:", toLower(data.username), data.id) discard await r.hset("p:", toLower(data.username), data.id)
discard await r.flushPipeline() discard await r.flushPipeline()
proc cacheProfileId*(username, id: string) {.async.} =
if username.len == 0 or id.len == 0: return
pool.withAcquire(r):
discard await r.hset("p:", toLower(username), id)
proc cacheRss*(query, rss, cursor: string) {.async.} = proc cacheRss*(query, rss, cursor: string) {.async.} =
let key = "rss:" & query let key = "rss:" & query
pool.withAcquire(r): pool.withAcquire(r):
@ -73,10 +78,8 @@ proc getCachedProfile*(username: string; fetch=true): Future[Profile] {.async.}
let prof = await get("p:" & toLower(username)) let prof = await get("p:" & toLower(username))
if prof != redisNil: if prof != redisNil:
result = prof.to(Profile) result = prof.to(Profile)
else: elif fetch:
result = await getProfile(username) result = await getProfile(username)
if result.id.len > 0:
await cache(result)
proc getCachedPhotoRail*(id: string): Future[PhotoRail] {.async.} = proc getCachedPhotoRail*(id: string): Future[PhotoRail] {.async.} =
if id.len == 0: return if id.len == 0: return

10
src/routes/timeline.nim
View file

@ -27,15 +27,16 @@ proc fetchSingleTimeline*(after: string; query: Query; skipRail=false):
profileId = await getProfileId(name) profileId = await getProfileId(name)
if profile.username.len == 0 and profileId.len == 0: if profile.username.len == 0 and profileId.len == 0:
profile = await getCachedProfile(name) profile = await getProfile(name)
profileId = profile.id profileId = profile.id
await cacheProfileId(profile.username, profile.id)
if profile.suspended or profileId.len == 0: if profile.suspended or profile.protected or profileId.len == 0:
result[0] = profile result[0] = profile
return return
var rail: Future[PhotoRail] var rail: Future[PhotoRail]
if skipRail or query.kind == media or profile.suspended or profile.protected: if skipRail or query.kind == media:
rail = newFuture[PhotoRail]() rail = newFuture[PhotoRail]()
rail.complete(@[]) rail.complete(@[])
else: else:
@ -50,7 +51,7 @@ proc fetchSingleTimeline*(after: string; query: Query; skipRail=false):
timeline.query = query timeline.query = query
for tweet in timeline.content: for tweet in timeline.content.mitems:
if tweet.profile.id == profileId or if tweet.profile.id == profileId or
tweet.profile.username.cmpIgnoreCase(name) == 0: tweet.profile.username.cmpIgnoreCase(name) == 0:
profile = tweet.profile profile = tweet.profile
@ -58,7 +59,6 @@ proc fetchSingleTimeline*(after: string; query: Query; skipRail=false):
if profile.username.len == 0: if profile.username.len == 0:
profile = await getCachedProfile(name) profile = await getCachedProfile(name)
else:
await cache(profile) await cache(profile)
return (profile, timeline, await rail) return (profile, timeline, await rail)