Class: JSONdb::Record

Inherits:
Object
  • Object
show all
Includes:
Logger, Validations::Types
Defined in:
lib/jsondb/record.rb

Constant Summary

Constants included from Validations::Types

Validations::Types::AllowedTypes

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logger

#allowed_log_level?, #log, #log_enabled?, #log_this?

Methods included from Validations::Types

#allowed_type?, #validate_type

Constructor Details

#initialize(table_name, record = nil) ⇒ Record

Returns a new instance of Record.



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# File 'lib/jsondb/record.rb', line 10

def initialize(table_name, record = nil)
  @record = Hash.new

  @table_name = table_name
  if record.nil?
    @new_record = true
    @persisted = false
  else
    @new_record = false
    @persisted = true
    @record = record
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object

def updated_at

Time.at(@updated_at)

end



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# File 'lib/jsondb/record.rb', line 54

def method_missing(name, *args)
  name = name.to_s

  if JSONdb.fields[table_name].to_hash.keys.include?(name.sub('=', ''))
    if name =~ /=$/
      if @record[name] != args[0]
        @record[name.sub('=', '')] = args[0]
      end
    else
      set_default_if_nil(name) # returns default value if value(name) is nil
    end
  else
    log("Column '#{name.sub('=', '')}' do not exists", :error)
  end
end

Instance Attribute Details

#table_name ⇒ Object (readonly)

Returns the value of attribute table_name.



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# File 'lib/jsondb/record.rb', line 8

def table_name
  @table_name
end

Instance Method Details

#data_from_hash(hash) ⇒ Object 



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# File 'lib/jsondb/record.rb', line 39

def data_from_hash(hash)
  hash.each do |key, value|
    @record[key] = value
  end
end

#fields ⇒ Object 



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# File 'lib/jsondb/record.rb', line 24

def fields
  JSONdb.fields[table_name].to_hash.keys
end

#set_default_if_nil(name) ⇒ Object 



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# File 'lib/jsondb/record.rb', line 32

def set_default_if_nil(name)
  if @record[name].nil?
    @record[name] = JSONdb.fields[table_name][name].default if JSONdb.fields[table_name][name].default.nil? == false
  end
  return @record[name]
end

#to_hash ⇒ Object 



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# File 'lib/jsondb/record.rb', line 28

def to_hash
  @record
end