Add Configuration For Plain Value Behavior

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.2.2
+
+* Add options of configuration of `plain_values` in a matter of consistency 
+
 ## 0.1.1
 
 * groupdate compatibility

README.md

@@ -171,6 +171,18 @@ Order.group_by_year(:created_at, last: 5, default_value: {}).calculate_all(:pric
 }
 ```
 
+## Configuration
+
+You can change the behavior of plain values and force to get the function returned
+
+```
+CalculateAll.configure do |config|
+  config.plain_values = false # default true
+end
+```
+
+Return `[{ cash: { count: 3 }}] instead of [{ cash: 3 }]`
+
 ## Installation
 
 Add this line to your application's Gemfile:

lib/calculate-all.rb

@@ -1,14 +1,15 @@
 require 'calculate-all/version'
 require 'calculate-all/helpers'
 require 'calculate-all/querying'
+require 'calculate-all/configuration'
 
 module CalculateAll
   # Method to aggregate function results in one request
   def calculate_all(*function_aliases, **functions, &block)
 
     # If only one function_alias is given, the result can be just a single value
     # So return [{ cash: 3 }] instead of [{ cash: { count: 3 }}]
-    if function_aliases.size == 1 && functions == {}
+    if CalculateAll.configuration.plain_values && (function_aliases.size == 1 && functions == {})
       return_plain_values = true
     end
 
@@ -74,6 +75,22 @@ def calculate_all(*function_aliases, **functions, &block)
     # Return the output array
     results
   end
+
+  class << self
+    attr_writer :configuration
+  end
+
+  def self.configuration
+    @configuration ||= Configuration.new
+  end
+
+  def self.reset
+    @configuration = Configuration.new
+  end
+
+  def self.configure
+    yield(configuration)
+  end
 end
 
 # Make the calculate_all method available for all ActiveRecord::Relations instances

lib/calculate-all/configuration.rb

@@ -0,0 +1,9 @@
+module CalculateAll
+  class Configuration
+    attr_accessor :plain_values
+
+    def initialize
+      @plain_values = true
+    end
+  end
+end

lib/calculate-all/version.rb

@@ -1,3 +1,3 @@
 module CalculateAll
-  VERSION = '0.2.1'
+  VERSION = '0.2.2'
 end