require 'flydata/plugin_support/context'
require 'flydata-core/mysql/binlog_pos'

module Flydata
module SourceMysql
module PluginSupport

  class Context < ::Flydata::PluginSupport::Context
    register_mandatory_opts :database

    def initialize(opts)
      super
      set_table_binlog_pos
    end

    attr_reader :table_binlog_pos

    def set_table_binlog_pos
      @table_binlog_pos = {}
      tables.each do |table_name|
        table_binlog_pos_str = sync_fm.get_table_source_raw_pos(table_name)
        if table_binlog_pos_str
          @table_binlog_pos[table_name] = ::FlydataCore::Mysql::BinlogPos.load(table_binlog_pos_str)
        end
      end
    end

    def set_infinity_to_table_binlog_pos(table_name)
      new_src_pos = FlydataCore::Mysql::BinlogPos.infinity_src_pos
      sync_fm.save_table_source_pos(table_name, new_src_pos, destination: :positions)
      @table_binlog_pos[table_name] = new_src_pos
    end
  end

end
end
end