Class: ImpExp::DataValidators::Base

Inherits:
Object
  • Object
show all
Defined in:
app/services/imp_exp/data_validators/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(model, row_offset = 0) ⇒ Base

Returns a new instance of Base.



8
9
10
11
12
 
# File 'app/services/imp_exp/data_validators/base.rb', line 8

def initialize(model, row_offset = 0)
  @active_record_class = model.active_record_class
  @columns = model.active_record_class.columns.index_by(&:name).with_indifferent_access
  @row_offset = row_offset
end

Instance Attribute Details

#active_record_class ⇒ Object (readonly)

Returns the value of attribute active_record_class.



6
7
8
 
# File 'app/services/imp_exp/data_validators/base.rb', line 6

def active_record_class
  @active_record_class
end

#columns ⇒ Object (readonly)

Returns the value of attribute columns.



6
7
8
 
# File 'app/services/imp_exp/data_validators/base.rb', line 6

def columns
  @columns
end

#row_offset ⇒ Object (readonly)

Returns the value of attribute row_offset.



6
7
8
 
# File 'app/services/imp_exp/data_validators/base.rb', line 6

def row_offset
  @row_offset
end

Instance Method Details

#call(attributes = []) ⇒ Object 



14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'app/services/imp_exp/data_validators/base.rb', line 14

def call(attributes = [])
  errors = []
  attributes.each_with_index do |attrs, i|
    attrs.each do |attr_name, attr_value|
      column = columns[attr_name]

      next if column&.array?

      column_type = column&.type || :string

      enums = active_record_class.defined_enums[column&.name]

      if enums.present?
        possible_values = enums.keys + enums.values
        unless attr_value.in? possible_values
          errors << error_hash(row_offset + i + 1, attr_name, attr_value, possible_values)
        end
      else
        unless valid?(attr_value, column_type)
          errors << error_hash(row_offset + i + 1, attr_name, attr_value, column_type)
        end
      end
    end
  end

  errors
end

#valid?(attribute_value, column_type) ⇒ Boolean

Returns:

  • (Boolean) 


42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
 
# File 'app/services/imp_exp/data_validators/base.rb', line 42

def valid?(attribute_value, column_type)
  return true if attribute_value.to_s.blank?

  case column_type
  when :string
    return true
  when :boolean
    return false unless valid_boolean?(attribute_value)
  when :bigint, :integer
    return false unless valid_integer?(attribute_value)
  when :decimal, :float
    return false unless valid_decimal?(attribute_value)
  when :date, :datetime
    return false unless valid_datetime?(attribute_value)
  when :time
    return false unless valid_time?(attribute_value)
  end

  true
end