Module: RustOnBackground

Defined in:
lib/rust_on_background.rb,
lib/rust_on_background/railtie.rb,
lib/rust_on_background/version.rb,
lib/generators/job/job_generator.rb,
lib/generators/install/install_generator.rb

Defined Under Namespace

Modules: Generators Classes: Error, Railtie

Constant Summary collapse

SCHEDULE_KEY = 
"rust_on_background:schedule"
VERSION = 
"0.1.1"

Class Method Summary collapse

Class Method Details

.config ⇒ Object 



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# File 'lib/rust_on_background.rb', line 14

def self.config
  @config ||= TomlRB.load_file(Rails.root.join("app/jobs/rust/config.#{Rails.env}.toml"))
end

.normalize_time(time) ⇒ Object 



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# File 'lib/rust_on_background.rb', line 57

def self.normalize_time(time)
  case time
  when Time then time.to_f
  when DateTime then time.to_time.to_f
  when Integer, Float then time.to_f
  else
    if time.respond_to?(:to_time)
      time.to_time.to_f
    else
      raise ArgumentError, "Invalid time class: #{time.class}"
    end
  end
end

.perform(job_name, queue: "default", retry_count: 3, **args) ⇒ Object 



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# File 'lib/rust_on_background.rb', line 18

def self.perform(job_name, queue: "default", retry_count: 3, **args)
  payload = {
    job: job_name.to_s,
    args: serialize_args(args),
    retry: retry_count,
    created_at: Time.now.to_i
  }

  begin
    redis.lpush("queue:#{queue}", payload.to_json)
  rescue Redis::BaseError => e
    raise Error, "Failed to enqueue job: #{e.message}"
  end
end

.perform_at(time, job_name, queue: "default", retry_count: 3, **args) ⇒ Object 



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# File 'lib/rust_on_background.rb', line 33

def self.perform_at(time, job_name, queue: "default", retry_count: 3, **args)
  timestamp = normalize_time(time)
  return perform(job_name, queue: queue, retry_count: retry_count, **args) if timestamp <= Time.now.to_f

  payload = {
    job: job_name.to_s,
    args: serialize_args(args),
    retry: retry_count,
    created_at: Time.now.to_i,
    queue: queue,
    scheduled_at: timestamp.to_i
  }

  begin
    redis.zadd(SCHEDULE_KEY, timestamp, payload.to_json)
  rescue Redis::BaseError => e
    raise Error, "Failed to schedule job: #{e.message}"
  end
end

.redis ⇒ Object 



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# File 'lib/rust_on_background.rb', line 106

def self.redis
  @redis ||= Redis.new(url: config.dig("redis", "url") || "redis://127.0.0.1:6379")
end

.redis=(client) ⇒ Object 



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# File 'lib/rust_on_background.rb', line 110

def self.redis=(client)
  @redis = client
end

.serialize_args(args) ⇒ Object 



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# File 'lib/rust_on_background.rb', line 53

def self.serialize_args(args)
  args.transform_values { |v| serialize_value(v) }
end

.serialize_value(value) ⇒ Object 



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# File 'lib/rust_on_background.rb', line 71

def self.serialize_value(value)
  case value
  when nil, true, false, Integer, Float, String
    value
  when Symbol
    value.to_s
  when Time, DateTime
    value.iso8601
  when Date
    value.to_s
  when BigDecimal
    value.to_f
  when Set
    value.to_a.map { |v| serialize_value(v) }
  when Range
    { start: serialize_value(value.begin), end: serialize_value(value.end), exclude_end: value.exclude_end? }
  when Array
    value.map { |v| serialize_value(v) }
  when Hash
    value.transform_keys(&:to_s).transform_values { |v| serialize_value(v) }
  else
    if defined?(ActiveRecord::Base) && value.is_a?(ActiveRecord::Base)
      value.as_json
    elsif defined?(ActiveRecord::Relation) && value.is_a?(ActiveRecord::Relation)
      value.as_json
    elsif value.respond_to?(:as_json)
      value.as_json
    elsif value.respond_to?(:to_h)
      serialize_value(value.to_h)
    else
      value.to_s
    end
  end
end