Module: TableSync::EventActions

Included in:
ConfigDecorator
Defined in:
lib/table_sync/event_actions.rb

Instance Method Summary collapse

Instance Method Details

#destroy(data) ⇒ Object 



40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
 
# File 'lib/table_sync/event_actions.rb', line 40

def destroy(data)
  attributes = data.first || {}
  target_attributes = attributes.select { |key, _value| target_keys.include?(key) }
  prevent_incomplete_event!(target_attributes)

  model.transaction do
    @config.callback_registry.get_callbacks(kind: :before_commit, event: :destroy).each do |cb|
      cb[attributes]
    end

    if on_destroy
      results = on_destroy.call(attributes: attributes, target_keys: target_keys)
    else
      results = model.destroy(target_attributes)
      return if results.empty?
      raise TableSync::DestroyError.new(target_attributes) if results.size != 1
    end

    @config.model.after_commit do
      @config.callback_registry.get_callbacks(kind: :after_commit, event: :destroy).each do |cb|
        cb[results]
      end
    end
  end
end

#expected_update_result?(query_results) ⇒ Boolean

Returns:

  • (Boolean) 


66
67
68
 
# File 'lib/table_sync/event_actions.rb', line 66

def expected_update_result?(query_results)
  query_results.uniq { |d| d.slice(*target_keys) }.size == query_results.size
end

#prevent_incomplete_event!(attributes) ⇒ Object 



70
71
72
73
74
 
# File 'lib/table_sync/event_actions.rb', line 70

def prevent_incomplete_event!(attributes)
  unless target_keys.all?(&attributes.keys.method(:include?))
    raise TableSync::UnprovidedEventTargetKeysError.new(target_keys, attributes)
  end
end

#update(data) ⇒ Object

rubocop:disable Metrics/MethodLength



5
6
7
8
9
10
11
12
13
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
 
# File 'lib/table_sync/event_actions.rb', line 5

def update(data) # rubocop:disable Metrics/MethodLength
  data.each_value do |attribute_set|
    attribute_set.each do |attributes|
      prevent_incomplete_event!(attributes)
    end
  end

  model.transaction do
    args = {
      data: data,
      target_keys: target_keys,
      version_key: version_key,
      first_sync_time_key: first_sync_time_key,
      default_values: default_values,
    }

    @config.callback_registry.get_callbacks(kind: :before_commit, event: :update).each do |cb|
      cb[data.values.flatten]
    end

    results = data.reduce([]) do |upserts, (part_model, part_data)|
      upserts + part_model.upsert(**args, data: part_data)
    end

    return if results.empty?
    raise TableSync::UpsertError.new(**args) unless expected_update_result?(results)

    @config.model.after_commit do
      @config.callback_registry.get_callbacks(kind: :after_commit, event: :update).each do |cb|
        cb[results]
      end
    end
  end
end