Class: GlobalMemory

Inherits:
ApplicationRecord
  • Object
show all
Defined in:
lib/generators/active_matrix/install/templates/global_memory.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.cleanup_expired! ⇒ Object 



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# File 'lib/generators/active_matrix/install/templates/global_memory.rb', line 61

def self.cleanup_expired!
  expired.destroy_all
end

.get(key) ⇒ Object 



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# File 'lib/generators/active_matrix/install/templates/global_memory.rb', line 36

def self.get(key)
  # Try cache first
  cached = Rails.cache.read("global/#{key}")
  return cached if cached.present?

  # Fallback to database
  memory = find_by(key: key)
  return unless memory&.active?

  memory.write_to_cache
  memory.value
end

.set(key, value, category: nil, expires_in: nil, public_read: true, public_write: false) ⇒ Object 



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# File 'lib/generators/active_matrix/install/templates/global_memory.rb', line 49

def self.set(key, value, category: nil, expires_in: nil, public_read: true, public_write: false)
  memory = find_or_initialize_by(key: key)
  memory.value = value
  memory.category = category
  memory.expires_at = expires_in.present? ? Time.current + expires_in : nil
  memory.public_read = public_read
  memory.public_write = public_write
  memory.save!
  memory.write_to_cache
  memory
end

Instance Method Details

#cache_key ⇒ Object

Cache integration



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# File 'lib/generators/active_matrix/install/templates/global_memory.rb', line 25

def cache_key
  "global/#{key}"
end

#expired? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/generators/active_matrix/install/templates/global_memory.rb', line 12

def expired?
  expires_at.present? && expires_at <= Time.current
end

#readable_by?(agent) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/generators/active_matrix/install/templates/global_memory.rb', line 16

def readable_by?(agent)
  public_read || (agent.is_a?(MatrixAgent) && agent.admin?)
end

#writable_by?(agent) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/generators/active_matrix/install/templates/global_memory.rb', line 20

def writable_by?(agent)
  public_write || (agent.is_a?(MatrixAgent) && agent.admin?)
end

#write_to_cache ⇒ Object 



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# File 'lib/generators/active_matrix/install/templates/global_memory.rb', line 29

def write_to_cache
  return unless active?

  ttl = expires_at.present? ? expires_at - Time.current : nil
  Rails.cache.write(cache_key, value, expires_in: ttl)
end