module Dbox

# File lib/dbox.rb, line 22
def self.authorize
  Dbox::API.authorize
end

# File lib/dbox.rb, line 34
def self.clone(remote_path, local_path)
  log.debug "Cloning (remote: #{remote_path}, local: #{local_path})"
  remote_path = clean_remote_path(remote_path)
  local_path = clean_local_path(local_path)
  migrate_dbfile(local_path)
  Dbox::Syncer.clone(remote_path, local_path)
end

# File lib/dbox.rb, line 49
def self.clone_or_pull(remote_path, local_path)
  if exists?(local_path)
    pull(local_path)
  else
    clone(remote_path, local_path)
  end
end

# File lib/dbox.rb, line 26
def self.create(remote_path, local_path)
  log.debug "Creating (remote: #{remote_path}, local: #{local_path})"
  remote_path = clean_remote_path(remote_path)
  local_path = clean_local_path(local_path)
  migrate_dbfile(local_path)
  Dbox::Syncer.create(remote_path, local_path)
end

# File lib/dbox.rb, line 86
def self.delete(remote_path, local_path = nil)
  log.debug "Deleting (remote: #{remote_path})"
  remote_path = clean_remote_path(remote_path)
  Dbox::Syncer.api.delete_dir(remote_path)
  if local_path
    local_path = clean_local_path(local_path)
    log.debug "Deleting (local_path: #{local_path})"
    FileUtils.rm_rf(local_path) if File.exists?(local_path)
  end
end

# File lib/dbox.rb, line 80
def self.exists?(local_path)
  local_path = clean_local_path(local_path)
  migrate_dbfile(local_path)
  Dbox::Database.exists?(local_path)
end

# File lib/dbox/loggable.rb, line 18
def self.log
  @logger ||= setup_logger
end

# File lib/dbox.rb, line 97
def self.metadata(remote_path)
  log.debug "Getting metadata for #{remote_path}"
  remote_path = clean_remote_path(remote_path)
  Dbox::Syncer.api.metadata(remote_path)
end

# File lib/dbox.rb, line 72
def self.move(new_remote_path, local_path)
  log.debug "Moving (new remote: #{new_remote_path}, local: #{local_path})"
  new_remote_path = clean_remote_path(new_remote_path)
  local_path = clean_local_path(local_path)
  migrate_dbfile(local_path)
  Dbox::Syncer.move(new_remote_path, local_path)
end

# File lib/dbox.rb, line 42
def self.pull(local_path)
  log.debug "Pulling (local: #{local_path})"
  local_path = clean_local_path(local_path)
  migrate_dbfile(local_path)
  Dbox::Syncer.pull(local_path)
end

# File lib/dbox.rb, line 57
def self.push(local_path)
  log.debug "Pushing (local: #{local_path})"
  local_path = clean_local_path(local_path)
  migrate_dbfile(local_path)
  Dbox::Syncer.push(local_path)
end

# File lib/dbox/loggable.rb, line 22
def self.setup_logger
  if defined?(LOGGER)
    LOGGER
  elsif defined?(Rails.logger)
    Rails.logger
  else
    l = Logger.new(STDOUT)
    l.level = (ENV["DEBUG"] && ENV["DEBUG"] != "false") ? Logger::DEBUG : Logger::INFO
    l.formatter = proc {|severity, datetime, progname, msg| "[#{severity}] #{msg}\n" }
    l
  end
end

# File lib/dbox.rb, line 64
def self.sync(local_path)
  log.debug "Syncing (local: #{local_path})"
  res = {}
  res[:pull] = pull(local_path)
  res[:push] = push(local_path)
  res
end

# File lib/dbox.rb, line 111
def self.clean_local_path(path)
  raise(ArgumentError, "Missing local path") unless path
  File.expand_path(path)
end

# File lib/dbox.rb, line 105
def self.clean_remote_path(path)
  raise(ArgumentError, "Missing remote path") unless path
  path.sub(/\/$/,'')
  path[0].chr == "/" ? path : "/#{path}"
end

# File lib/dbox.rb, line 116
def self.migrate_dbfile(path)
  if Dbox::DB.exists?(path)
    log.warn "Old database file format found -- migrating to new database format"
    Dbox::Database.migrate_from_old_db_format(Dbox::DB.load(path))
    Dbox::DB.destroy!(path)
    log.warn "Migration complete"
  end
end