module ContextLogger

# File lib/context_logger.rb, line 55
def self.destinations
  return @destinations
end

# File lib/context_logger.rb, line 42
def self.options
  return @options
end

# File lib/context_logger.rb, line 46
def self.set_destinations(_destinations)
  if _destinations == :all
    @destinations = ALL_DESTINATIONS.clone
    return
  end

  @destinations = _destinations.select{|k, v| ALL_DESTINATIONS[k] and v}
end

# File lib/context_logger.rb, line 38
def self.setup(options)
  @options = (@options || {}).merge(options)
end

# File lib/context_logger.rb, line 96
def self.db_log_columns
  return @db_log_columns if @db_log_columns
  @db_log_columns = {}
  if ::ContextLog.respond_to?(:columns)
    ::ContextLog.columns.each{|column| @db_log_columns[column.name.to_sym] = true}
  elsif ::ContextLog.respond_to?(:fields)
    ::ContextLog.fields.keys.each{|column| @db_log_columns[column.to_sym] = true}
  end
  return @db_log_columns
end

# File lib/context_logger.rb, line 71
def self.log(params)
  params_with_defaults = options.merge(params.reject{|_, v| v.nil?})

  destinations.each do |log_destination, _|
    self.send(log_destination, params_with_defaults)
  end
end

# File lib/context_logger.rb, line 66
def self.log_file_path(current_context)
  file_name = current_context.to_s.downcase.gsub(/ /, '_').gsub(/[^0-9a-z_]/, '')
  return "#{logs_folder}/#{file_name}.log"
end

# File lib/context_logger.rb, line 79
def self.logger_of_context(current_context)
  @context_loggers[current_context] ||= ::Logger.new(log_file_path(current_context))
end

# File lib/context_logger.rb, line 61
def self.logs_folder
  # TODO: set the path from config
  @logs_folder ||= "#{Rails.root}/log"
end

# File lib/context_logger.rb, line 87
def self.write_context_log(params_with_defaults)
  logger_instance = logger_of_context(params_with_defaults[:context].to_sym)
  logger_instance.send params_with_defaults[:severity].to_sym, params_with_defaults.except(:context, :severity)
end

# File lib/context_logger.rb, line 92
def self.write_db_log(params_with_defaults)
  ::ContextLog.create(params_with_defaults.select{|k, _| db_log_columns[k]})
end

# File lib/context_logger.rb, line 83
def self.write_rails_log(params_with_defaults)
  Rails.logger.send params_with_defaults[:severity].to_sym, params_with_defaults.except(:severity)
end