# -*- coding: utf-8 -*-
require 'logger'

module Hippo

    class MultiDestinationLogger < ::Logger
        class Output
            def initialize
                @targets = [STDOUT]
                @targets.push(
                    File.open("log/#{Hippo.config.environment}.log", "a")
                ) if File.writable?("log")
            end

            def write(*args)
                @targets.each {|t| t.write(*args)}
            end

            def close
                @targets.each(&:close)
            end
        end

        def initialize
            super Output.new
            self.formatter = proc do |severity, datetime, progname, msg|
                sprintf "%5.5s %s\n", severity, msg
            end
            if ENV['LOG']
                self.level = ::Logger.const_get(ENV['LOG'].upcase)
            else
                self.level = ::Logger::INFO
            end
        end
    end

    class << self
        def logger
            @logger ||= MultiDestinationLogger.new
        end

        def logger=( logger )
            @logger = logger
        end

        def silence_logs( &block )
            old_logger = Hippo.logger
            begin
                Hippo.logger=Logger.new( StringIO.new )
                yield
            ensure
                Hippo.logger=old_logger
            end
        end

        def logger_debug( output )
            logger.debug '⚡ '*40
            logger.debug '⚡ ' + output
            logger.debug '⚡ '*40
        end

    end
end