src/candidates.ads


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with Ada.Containers.Vectors;


package Candidates is


    type Candidate is private;
    type CandidateID is Natural;


    type Above_Line_Ballot is private;
    type Below_Line_Ballot is private;


    package Candidate_Vectors is new Ada.Containers.Vectors
           (Index_Type => CandidateID,
            Element_Type => Candidate);


    package CandidateID_Vectors is new Ada.Containers.Vectors
           (Index_Type => Natural,
            Element_Type => CandidateID);


    procedure Read_Candidates
           (Data_File, State : in     String;
            Above_Ballot     :    out Above_Line_Ballot;
            Below_Ballot     :    out Below_Line_Ballot;
            Candidate_List   :    out Candidate_Vectors.Vector);


    function Lookup
           (Above_Ballot : in Above_Line_Ballot;
            Index        : in Natural)
        return CandidateID_Vectors.Vector;


    function Lookup
           (Below_Ballot : in Below_Line_Ballot;
            Index        : in Natural)
        return CandidateID;


private


    type Candidate is record
        ID         : CandidateID;
        First_Name : String;
        Last_Name  : String;
        Group      : String;
        Group_Rank : Natural;
        Party      : String;
    end record;


    package Above_Line_Ballots is new Ada.Containers.Vectors
           (Index_Type => Natural,
            Element_Type => CandidateID_Vectors.Vector);


    package Below_Line_Ballots is new Ada.Containers.Vectors
           (Index_Type => Natural,
            Element_Type => CandidateID);


    type Above_Line_Ballot is Above_Line_Ballots.Vector;
    type Below_Line_Ballot is Below_Line_Ballots.Vector;


end Candidates;