#!/usr/bin/env ruby

# Copyright (C) 2009-2013 MongoDB, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

org_argv = ARGV.dup
ARGV.clear

$LOAD_PATH[0,0] = File.join(File.dirname(__FILE__), '..', 'lib')

require 'mongo'
include Mongo

host = org_argv[0] || ENV['MONGO_RUBY_DRIVER_HOST'] || 'localhost'
port = org_argv[1] || ENV['MONGO_RUBY_DRIVER_PORT'] || MongoClient::DEFAULT_PORT
dbnm = org_argv[2] || ENV['MONGO_RUBY_DRIVER_DB']   || 'ruby-mongo-console'

puts "Connecting to #{host}:#{port} (CLIENT) on with database #{dbnm} (DB)"
CLIENT = MongoClient.new(host, port)
DB = CLIENT.db(dbnm)

# try pry if available, fall back to irb
begin
  require 'pry'
  CONSOLE_CLASS = Pry
rescue LoadError
  require 'irb'
  CONSOLE_CLASS = IRB
end

puts "Starting #{CONSOLE_CLASS.name} session..."
CONSOLE_CLASS.start(__FILE__)