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with Preferences;
with Candidates.Containers;
with Rationals;
private with Ada.Containers.Vectors;
generic
with package Given_Prefs is new Preferences (<>);
package Bundles is
type Bundle is private;
Empty_Bundle : constant Bundle;
procedure Add
(To : in out Bundle;
Item : in Given_Prefs.Preference_Array);
procedure Transfer
(This : in out Bundle;
From, To : in Candidates.CandidateID;
Excluded : in Candidates.Containers.CandidateID_Set;
Value : in Rationals.Fraction;
Result : out Bundle);
function Count_Votes
(This : in Bundle)
return Natural;
function Count_Papers
(This : in Bundle)
return Natural;
function "<"
(Left, Right : in Bundle)
return Boolean;
private
use type Rationals.Fraction;
type Paper_Lot is record
How_Many : Positive := 1;
Prefs : Given_Prefs.Preference_Array;
end record;
package Paper_Vectors is new Ada.Containers.Vectors
(Index_Type => Positive,
Element_Type => Paper_Lot);
use type Paper_Vectors.Vector;
type Bundle is record
Papers : Paper_Vectors.Vector := Paper_Vectors.Empty_Vector;
Worth : Rationals.Fraction := 1 / 1;
end record;
Empty_Bundle : constant Bundle :=
(Papers => Paper_Vectors.Empty_Vector,
Worth => 1 / 1);
end Bundles;
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