Class: Tempest::HandleResolver

Inherits:
Object
  • Object
show all
Defined in:
lib/tempest/handle_resolver.rb

Overview

Resolves AT Protocol DIDs to Bluesky handles via app.bsky.actor.getProfile. Caches both positive and negative lookups in-process so a busy Jetstream feed doesn’t hammer the PDS on every event.

Constant Summary collapse

NOT_FOUND = 
Object.new.freeze

Instance Method Summary collapse

Constructor Details

#initialize(client:) ⇒ HandleResolver

Returns a new instance of HandleResolver.



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# File 'lib/tempest/handle_resolver.rb', line 10

def initialize(client:)
  @client = client
  @cache = {}
  @mutex = Mutex.new
end

Instance Method Details

#resolve(did) ⇒ Object 



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# File 'lib/tempest/handle_resolver.rb', line 16

def resolve(did)
  cached = @mutex.synchronize { @cache[did] }
  return cached_value(cached) unless cached.nil?

  handle = lookup(did)
  @mutex.synchronize { @cache[did] = handle.nil? ? NOT_FOUND : handle }
  handle
end

#seed(did, handle) ⇒ Object 



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# File 'lib/tempest/handle_resolver.rb', line 25

def seed(did, handle)
  @mutex.synchronize { @cache[did] = handle }
end