delphimvcframework/samples/commons/BusinessObjectsU.pas

// ***************************************************************************
//
// Delphi MVC Framework
//
// Copyright (c) 2010-2019 Daniele Teti and the DMVCFramework Team
//
// https://github.com/danieleteti/delphimvcframework
//
// ***************************************************************************
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// *************************************************************************** }

unit BusinessObjectsU;

interface

uses
  MVCFramework.Serializer.Commons,
  Generics.Collections, Vcl.Graphics;

type

  [MVCNameCase(ncLowerCase)]
  TPerson = class
  private
    FLastName: string;
    FDOB: TDate;
    FFirstName: string;
    FMarried: boolean;
    fID: Int64;
    procedure SetDOB(const Value: TDate);
    procedure SetFirstName(const Value: string);
    procedure SetLastName(const Value: string);
    procedure SetMarried(const Value: boolean);
    function GetFullName: String;
  public
    function Equals(Obj: TObject): boolean; override;

    property ID: Int64 read fID write fID;
    property FirstName: string read FFirstName write SetFirstName;
    property LastName: string read FLastName write SetLastName;
    property FullName: String read GetFullName;
    property DOB: TDate read FDOB write SetDOB;
    property Married: boolean read FMarried write SetMarried;
    constructor Create; virtual;
    class function GetNew(AFirstName, ALastName: string; ADOB: TDate; AMarried: boolean): TPerson;
    class function GetList(const aCount: Integer = 3): TObjectList<TPerson>;
  end;

  TPeople = class(TObjectList<TPerson>);

  [MVCNameCase(ncLowerCase)]
  TMetadata = class
  private
    FCustomData: string;
    FStopProcessing: TDateTime;
    FStartProcessing: TDateTime;
    procedure SetCustomData(const Value: string);
    procedure SetStartProcessing(const Value: TDateTime);
    procedure SetStopProcessing(const Value: TDateTime);
  public
    property StartProcessing: TDateTime read FStartProcessing write SetStartProcessing;
    property StopProcessing: TDateTime read FStopProcessing write SetStopProcessing;
    property CustomData: string read FCustomData write SetCustomData;
  end;

  [MVCNameCase(ncLowerCase)]
  TPeopleWithMetadata = class(TObject)
  private
    FItems: TPeople;
    FMetadata: TMetadata;
  public
    constructor Create;
    destructor Destroy; override;
    property Items: TPeople read FItems;
    property Metadata: TMetadata read FMetadata;
  end;

  [MVCNameCase(ncLowerCase)]
  TCustomer = class
  private
    FName: string;
    FAddressLine2: string;
    FAddressLine1: string;
    FContactFirst: string;
    FCity: string;
    FContactLast: string;
    fLogo: TBitmap;
    procedure SetAddressLine1(const Value: string);
    procedure SetAddressLine2(const Value: string);
    procedure SetCity(const Value: string);
    procedure SetContactFirst(const Value: string);
    procedure SetContactLast(const Value: string);
    procedure SetName(const Value: string);
    procedure SetLogo(const Value: TBitmap);
  public
    constructor Create;
    destructor Destroy; override;
    property Name: string read FName write SetName;
    [MVCDoNotSerialize]
    property ContactFirst: string read FContactFirst write SetContactFirst;
    [MVCDoNotSerialize]
    property ContactLast: string read FContactLast write SetContactLast;
    property AddressLine1: string read FAddressLine1 write SetAddressLine1;
    property AddressLine2: string read FAddressLine2 write SetAddressLine2;
    property City: string read FCity write SetCity;
    property Logo: TBitmap read fLogo write SetLogo;
    class function GetList: TObjectList<TCustomer>;
  end;

  [MVCNameCase(ncLowerCase)]
  TProgrammer = class(TPerson)
  private
    FSkills: string;
    procedure SetSkills(const Value: string);
  public
    property Skills: string read FSkills write SetSkills;
  end;

  [MVCNameCase(ncLowerCase)]
  TPhilosopher = class(TPerson)
  private
    FMentors: string;
    procedure SetMentors(const Value: string);
  public
    property Mentors: string read FMentors write SetMentors;
  end;

implementation

uses
  System.SysUtils,
  RandomUtilsU;

{ TPerson }

constructor TPerson.Create;
begin
  inherited Create;
  fID := 1000 + Random(1000);
end;

function TPerson.Equals(Obj: TObject): boolean;
begin
  Result := Obj is TPerson;
  if Result then
  begin
    Result := Result and (TPerson(Obj).LastName = Self.LastName);
    Result := Result and (TPerson(Obj).FirstName = Self.FirstName);
    Result := Result and (TPerson(Obj).Married = Self.Married);
    Result := Result and (TPerson(Obj).DOB = Self.DOB);
  end;
end;

function TPerson.GetFullName: String;
begin
  Result := Format('%s, %s', [FFirstName, FLastName]);
end;

class function TPerson.GetList(const aCount: Integer): TObjectList<TPerson>;
var
  I: Integer;
begin
  if aCount = 3 then
  begin // retrocompatibility
    Result := TObjectList<TPerson>.Create(true);
    Result.Add(TPerson.GetNew('Tony', 'Stark', EncodeDate(1965, 5, 15), true));
    Result.Add(TPerson.GetNew('Steve', 'Rogers', 0, true));
    Result.Add(TPerson.GetNew('Bruce', 'Banner', 0, true));
  end
  else
  begin
    Result := TObjectList<TPerson>.Create(true);
    for I := 1 to aCount do
    begin
      Result.Add(TPerson.GetNew(GetRndFirstName, GetRndLastName, EncodeDate(1900 + Random(100),
        Random(12) + 1, Random(27) + 1), true));
    end;
  end;
end;

class function TPerson.GetNew(AFirstName, ALastName: string; ADOB: TDate;
  AMarried: boolean): TPerson;
begin
  Result := TPerson.Create;
  Result.FLastName := ALastName;
  Result.FFirstName := AFirstName;
  Result.FDOB := ADOB;
  Result.FMarried := AMarried;
end;

procedure TPerson.SetDOB(const Value: TDate);
begin
  FDOB := Value;
end;

procedure TPerson.SetFirstName(const Value: string);
begin
  FFirstName := Value;
end;

procedure TPerson.SetLastName(const Value: string);
begin
  FLastName := Value;
end;

procedure TPerson.SetMarried(const Value: boolean);
begin
  FMarried := Value;
end;

{ TCustomer }

constructor TCustomer.Create;
begin
  inherited;
  fLogo := TBitmap.Create;
end;

destructor TCustomer.Destroy;
begin
  fLogo.Free;
  inherited;
end;

class function TCustomer.GetList: TObjectList<TCustomer>;
var
  C1: TCustomer;
  I: Integer;
begin
  Result := TObjectList<TCustomer>.Create(true);
  for I := 1 to 1000 do
  begin
    C1 := TCustomer.Create;
    C1.name := I.ToString + ': bit Time Professionals';
    C1.ContactFirst := 'Daniele';
    C1.ContactLast := 'Teti';
    C1.AddressLine1 := 'Via di Valle Morta 10';
    C1.City := 'Rome, IT';
    Result.Add(C1);

    C1 := TCustomer.Create;
    C1.name := I.ToString + ': Stark Industries';
    C1.ContactFirst := 'Tony';
    C1.ContactLast := 'Stark';
    C1.AddressLine1 := 'Superhero Street 555';
    C1.City := 'Palo Alto, CA';
    Result.Add(C1);

    C1 := TCustomer.Create;
    C1.name := I.ToString + ': Google Inc';
    C1.ContactFirst := 'Larry';
    C1.ContactLast := 'Page';
    C1.AddressLine1 := '';
    C1.City := 'Mountain View, CA';
    Result.Add(C1);
  end;

end;

procedure TCustomer.SetAddressLine1(const Value: string);
begin
  FAddressLine1 := Value;
end;

procedure TCustomer.SetAddressLine2(const Value: string);
begin
  FAddressLine2 := Value;
end;

procedure TCustomer.SetCity(const Value: string);
begin
  FCity := Value;
end;

procedure TCustomer.SetContactFirst(const Value: string);
begin
  FContactFirst := Value;
end;

procedure TCustomer.SetContactLast(const Value: string);
begin
  FContactLast := Value;
end;

procedure TCustomer.SetLogo(const Value: TBitmap);
begin
  fLogo := Value;
end;

procedure TCustomer.SetName(const Value: string);
begin
  FName := Value;
end;

{ TProgrammer }

procedure TProgrammer.SetSkills(const Value: string);
begin
  FSkills := Value;
end;

{ TPhilosopher }

procedure TPhilosopher.SetMentors(const Value: string);
begin
  FMentors := Value;
end;

{ TMetadata }

procedure TMetadata.SetCustomData(const Value: string);
begin
  FCustomData := Value;
end;

procedure TMetadata.SetStartProcessing(const Value: TDateTime);
begin
  FStartProcessing := Value;
end;

procedure TMetadata.SetStopProcessing(const Value: TDateTime);
begin
  FStopProcessing := Value;
end;

{ TPeopleWithMetadata }

constructor TPeopleWithMetadata.Create;
begin
  inherited;
  FMetadata := TMetadata.Create;
  FItems := TPeople.Create(true);
end;

destructor TPeopleWithMetadata.Destroy;
begin
  FMetadata.Free;
  FItems.Free;
  inherited;
end;

initialization

Randomize;

end.