module SportDB

class Template

  def initialize( path )
    @path = path
  end

  def render( binding )
    ## '<>' means omit newline for lines starting with <% and ending in %>
    ERB.new( load_template(), 0, '<>' ).result( binding )
  end

private
  def load_template
    puts " Loading template >#{@path}<..."
    File.read( @path )
  end

end # class Template


class Templater

## make models available in sportdb module by default with namespace
#  e.g. lets you use Team instead of Models::Team 
  include SportDB::Models


  def initialize( opts )
    @logger = Logger.new(STDOUT)
    @logger.level = Logger::INFO
    
    @opts = opts
  end

  attr_reader :logger, :opts

  # make props available for template
  attr_reader :event   
  
  def run( args )
  
    puts SportDB.banner

    puts "working directory: #{Dir.pwd}"
 
    ## assume active activerecord connection
    ##
    
    @event = Event.find_by_key!( opts.event )
    
    puts "Event #{@event.key} >#{@event.title}<"

 
    args.each do |arg|
      name = File.basename( arg, '.*' )
      gen_fixtures( name )
    end
    
    
    puts 'Done.'
    
  end   # method run

  
  def gen_fixtures( name )

    ## todo: honor -o/--output option ??

    dest = "#{name}.rb"
    source = "#{SportDB.root}/templates/fixtures.rb.erb"

    puts " Merging template #{source} to #{dest}..."

    out = File.new( dest, 'w+' )
    out << Template.new( source ).render( binding )
    out.flush
    out.close
  end
  
end # class Templater
end # module SportDB