unit HTTPChatLibrary_Intf;

{----------------------------------------------------------------------------}
{ This unit was automatically generated by the RemObjects SDK after reading  }
{ the RODL file associated with this project .                               }
{                                                                            }
{ Do not modify this unit manually, or your changes will be lost when this   }
{ unit is regenerated the next time you compile the project.                 }
{----------------------------------------------------------------------------}

interface

uses
  {vcl:} Classes, TypInfo,
  {RemObjects:} uROClasses, uROClient, uROTypes, uROClientIntf;

const
  { Library ID }
  LibraryUID = '{FAC89BC0-FECD-410B-8A96-D03A60C8301B}';

  { Service Interface ID's }
  IHTTPChatService_IID : TGUID = '{6893042C-3354-4AE6-B5FA-E7A637475C30}';

  { Event ID's }
  EID_HTTPChatEvents = 'HTTPChatEvents';
  EID_HTTPChatServerEvents = 'HTTPChatServerEvents';

type
  { Forward declarations }
  IHTTPChatService = interface;

  TUserInfoArray = class;

  TUserInfo = class;

  IHTTPChatEvents = interface;
  IHTTPChatServerEvents = interface;


  { TUserInfo }
  TUserInfo = class(TROComplexType)
  private
    fUserID: String;
    fSessionID: String;
  public
    procedure Assign(iSource: TPersistent); override;
  published
    property UserID:String read fUserID write fUserID;
    property SessionID:String read fSessionID write fSessionID;
  end;

  { TUserInfoCollection }
  TUserInfoCollection = class(TROCollection)
  protected
    constructor Create(aItemClass: TCollectionItemClass); overload;
    function GetItems(Index: integer): TUserInfo;
    procedure SetItems(Index: integer; const Value: TUserInfo);
  public
    constructor Create; overload;
    function Add: TUserInfo; reintroduce;
    procedure SaveToArray(anArray: TUserInfoArray);
    procedure LoadFromArray(anArray: TUserInfoArray);
    property Items[Index: integer]:TUserInfo read GetItems write SetItems; default;
  end;

  { TUserInfoArray }
  TUserInfoArray = class(TROArray)
  private
    fCount: Integer;
    fItems : array of TUserInfo;
  protected
    procedure Grow; virtual;
    function GetItems(Index: integer): TUserInfo;
    procedure SetItems(Index: integer; const Value: TUserInfo);
    function GetCount: integer; override;
  public
    class function GetItemType: PTypeInfo; override;
    class function GetItemClass: TClass; override;
    class function GetItemSize: integer; override;
    function GetItemRef(Index: integer): pointer; override;
    procedure SetItemRef(Index: integer; Ref: pointer); override;
    procedure Clear; override;
    procedure Delete(Index: integer); override;
    procedure Resize(ElementCount: integer); override;

    procedure Assign(iSource:TPersistent); override;
    function Add: TUserInfo; overload;
    function Add(const Value: TUserInfo):integer; overload;

    property Count : integer read GetCount;
    property Items[Index: integer]:TUserInfo read GetItems write SetItems; default;
  end;

  { IHTTPChatService }
  IHTTPChatService = interface
    ['{6893042C-3354-4AE6-B5FA-E7A637475C30}']
    function Login(const aUserID: String): String;
    procedure Logout;
    procedure SendMessage(const aMessageText: String; const aDestination: String);
    function GetLoggedUsers: TUserInfoArray;
  end;

  { CoHTTPChatService }
  CoHTTPChatService = class
    class function Create(const aMessage: IROMessage; aTransportChannel: IROTransportChannel): IHTTPChatService;
  end;

  { THTTPChatService_Proxy }
  THTTPChatService_Proxy = class(TROProxy, IHTTPChatService)
  protected
    function __GetInterfaceName:string; override;

    function Login(const aUserID: String): String;
    procedure Logout;
    procedure SendMessage(const aMessageText: String; const aDestination: String);
    function GetLoggedUsers: TUserInfoArray;
  end;

  { IHTTPChatEvents }
  IHTTPChatEvents = interface
    ['{75F9A466-518A-4B09-9DC4-9272B1EEFD95}']
    procedure OnLogin(const aUserInfo: TUserInfo);
    procedure OnLogout(const aUserID: String);
    procedure OnSendMessage(const aSenderUserID: String; const aMessage: String; const aIsPrivateMessage: Boolean);
  end;

  { IHTTPChatEvents_Writer }
  IHTTPChatEvents_Writer = interface(IROEventsWriter)
    ['{75F9A466-518A-4B09-9DC4-9272B1EEFD95}']
    procedure OnLogin(const __Sender : TGUID; const aUserInfo: TUserInfo);
    procedure OnLogout(const __Sender : TGUID; const aUserID: String);
    procedure OnSendMessage(const __Sender : TGUID; const aSenderUserID: String; const aMessage: String; const aIsPrivateMessage: Boolean);
  end;

  { IHTTPChatServerEvents }
  IHTTPChatServerEvents = interface
    ['{E80B0A2E-96ED-4F38-A6AC-E4E0B59F27F3}']
    procedure OnSystemShutdown(const aShutdownDelay: Integer; const aReason: String);
    procedure OnMandatoryClose(const aClientID: String; const aReason: String);
  end;

  { IHTTPChatServerEvents_Writer }
  IHTTPChatServerEvents_Writer = interface(IROEventsWriter)
    ['{E80B0A2E-96ED-4F38-A6AC-E4E0B59F27F3}']
    procedure OnSystemShutdown(const __Sender : TGUID; const aShutdownDelay: Integer; const aReason: String);
    procedure OnMandatoryClose(const __Sender : TGUID; const aClientID: String; const aReason: String);
  end;

implementation

uses
  {vcl:} SysUtils,
  {RemObjects:} uROEventRepository, uRORes;

{ TUserInfoArray }

procedure TUserInfoArray.Assign(iSource: TPersistent);
var lSource:TUserInfoArray;
    i:integer;
begin
  if (iSource is TUserInfoArray) then begin
    lSource := TUserInfoArray(iSource);
    Clear();
    Resize(lSource.Count);
    for i := 0 to Count-1 do begin
      if Assigned(lSource.Items[i]) then begin
        Items[i] := lSource.Items[i].Clone() as TUserInfo;
      end;
    end;
  end
  else begin
    inherited Assign(iSource);
  end;
end;

class function TUserInfoArray.GetItemType: PTypeInfo;
begin
  result := TypeInfo(TUserInfo);
end;

class function TUserInfoArray.GetItemClass: TClass;
begin
  result := TUserInfo;
end;

class function TUserInfoArray.GetItemSize: integer;
begin
  result := SizeOf(TUserInfo);
end;

function TUserInfoArray.GetItems(Index: integer): TUserInfo;
begin
  if (Index < 0) or (Index >= Count) then RaiseError(err_ArrayIndexOutOfBounds,[Index]);
  result := fItems[Index];
end;

function TUserInfoArray.GetItemRef(Index: integer): pointer;
begin
  if (Index < 0) or (Index >= Count) then RaiseError(err_ArrayIndexOutOfBounds,[Index]);
  result := fItems[Index];
end;

procedure TUserInfoArray.SetItemRef(Index: integer; Ref: pointer);
begin
  if (Index < 0) or (Index >= Count) then RaiseError(err_ArrayIndexOutOfBounds,[Index]);
  if Ref <> fItems[Index] then
    fItems[Index] := Ref;
end;

procedure TUserInfoArray.Clear;
var i: integer;
begin
  for i := 0 to (Count-1) do fItems[i].Free();
  SetLength(fItems, 0);
  FCount := 0;
end;

procedure TUserInfoArray.Delete(Index: integer);
var i: integer;
begin
  if (Index>=Count) then RaiseError(err_InvalidIndex, [Index]);

  fItems[Index].Free();

  if (Index<Count-1) then
    for i := Index to Count-2 do fItems[i] := fItems[i+1];

  SetLength(fItems, Count-1);
  Dec(FCount);
end;

procedure TUserInfoArray.SetItems(Index: integer; const Value: TUserInfo);
begin
  if (Index < 0) or (Index >= Count) then RaiseError(err_ArrayIndexOutOfBounds,[Index]);
  fItems[Index] := Value;
end;

procedure TUserInfoArray.Resize(ElementCount: integer);
begin
  SetLength(fItems, ElementCount);
  FCount := ElementCount;
end;

function TUserInfoArray.GetCount: integer;
begin
  result := FCount;
end;

procedure TUserInfoArray.Grow;
var
  Delta, Capacity: Integer;
begin
  Capacity := Length(fItems);
  if Capacity > 64 then
    Delta := Capacity div 4
  else
    if Capacity > 8 then
      Delta := 16
   else
      Delta := 4;
  SetLength(fItems, Capacity + Delta);
end;

function TUserInfoArray.Add: TUserInfo;
begin
  result := TUserInfo.Create;
  Add(Result);
end;

function TUserInfoArray.Add(const Value:TUserInfo): integer;
begin
  Result := Count;
  if Length(fItems) = Result then
    Grow;
  fItems[result] := Value;
  Inc(fCount);
end;

{ TUserInfo }

procedure TUserInfo.Assign(iSource: TPersistent); 
var lSource:TUserInfo;
begin
  inherited Assign(iSource);
  if (iSource is TUserInfo) then begin
    lSource := TUserInfo(iSource);
    UserID := lSource.UserID;
    SessionID := lSource.SessionID;
  end;
end;

{ TUserInfoCollection }
constructor TUserInfoCollection.Create;
begin
  inherited Create(TUserInfo);
end;

constructor TUserInfoCollection.Create(aItemClass: TCollectionItemClass);
begin
  inherited Create(aItemClass);
end;

function TUserInfoCollection.Add: TUserInfo;
begin
  result := TUserInfo(inherited Add);
end;

function TUserInfoCollection.GetItems(Index: integer): TUserInfo;
begin
  result := TUserInfo(inherited Items[Index]);
end;

procedure TUserInfoCollection.LoadFromArray(anArray: TUserInfoArray);
var i : integer;
begin
  Clear;
  for i := 0 to (anArray.Count-1) do
    Add.Assign(anArray[i]);
end;

procedure TUserInfoCollection.SaveToArray(anArray: TUserInfoArray);
var i : integer;
begin
  anArray.Clear;
  anArray.Resize(Count);
  for i := 0 to (Count-1) do begin
    anArray[i] := TUserInfo.Create;
    anArray[i].Assign(Items[i]);
  end;
end;

procedure TUserInfoCollection.SetItems(Index: integer; const Value: TUserInfo);
begin
  TUserInfo(inherited Items[Index]).Assign(Value);
end;

{ CoHTTPChatService }

class function CoHTTPChatService.Create(const aMessage: IROMessage; aTransportChannel: IROTransportChannel): IHTTPChatService;
begin
  result := THTTPChatService_Proxy.Create(aMessage, aTransportChannel);
end;

{ THTTPChatService_Proxy }

function THTTPChatService_Proxy.__GetInterfaceName:string;
begin
  result := 'HTTPChatService';
end;

function THTTPChatService_Proxy.Login(const aUserID: String): String;
begin
  try
    __Message.InitializeRequestMessage(__TransportChannel, 'HTTPChatLibrary', __InterfaceName, 'Login');
    __Message.Write('aUserID', TypeInfo(String), aUserID, []);
    __Message.Finalize;

    __TransportChannel.Dispatch(__Message);

    __Message.Read('Result', TypeInfo(String), result, []);
  finally
    __Message.FreeStream;
  end
end;

procedure THTTPChatService_Proxy.Logout;
begin
  try
    __Message.InitializeRequestMessage(__TransportChannel, 'HTTPChatLibrary', __InterfaceName, 'Logout');
    __Message.Finalize;

    __TransportChannel.Dispatch(__Message);

  finally
    __Message.FreeStream;
  end
end;

procedure THTTPChatService_Proxy.SendMessage(const aMessageText: String; const aDestination: String);
begin
  try
    __Message.InitializeRequestMessage(__TransportChannel, 'HTTPChatLibrary', __InterfaceName, 'SendMessage');
    __Message.Write('aMessageText', TypeInfo(String), aMessageText, []);
    __Message.Write('aDestination', TypeInfo(String), aDestination, []);
    __Message.Finalize;

    __TransportChannel.Dispatch(__Message);

  finally
    __Message.FreeStream;
  end
end;

function THTTPChatService_Proxy.GetLoggedUsers: TUserInfoArray;
begin
  try
    result := nil;
    __Message.InitializeRequestMessage(__TransportChannel, 'HTTPChatLibrary', __InterfaceName, 'GetLoggedUsers');
    __Message.Finalize;

    __TransportChannel.Dispatch(__Message);

    __Message.Read('Result', TypeInfo(HTTPChatLibrary_Intf.TUserInfoArray), result, []);
  finally
    __Message.FreeStream;
  end
end;

type
  { THTTPChatEvents_Writer }
  THTTPChatEvents_Writer = class(TROEventWriter, IHTTPChatEvents_Writer)
  protected
    procedure OnLogin(const __Sender : TGUID; const aUserInfo: TUserInfo);
    procedure OnLogout(const __Sender : TGUID; const aUserID: String);
    procedure OnSendMessage(const __Sender : TGUID; const aSenderUserID: String; const aMessage: String; const aIsPrivateMessage: Boolean);
  end;

procedure THTTPChatEvents_Writer.OnLogin(const __Sender : TGUID; const aUserInfo: TUserInfo);
var __eventdata : Binary;
begin
  __eventdata := Binary.Create;
  try
    __Message.InitializeEventMessage(NIL, 'HTTPChatLibrary', EID_HTTPChatEvents, 'OnLogin');
    __Message.Write('aUserInfo', TypeInfo(TUserInfo), aUserInfo, []);
    __Message.Finalize;

    __Message.WriteToStream(__eventdata);

    Repository.StoreEventData(__Sender, __eventdata, ExcludeSender, ExcludeSessionList, SessionList.CommaText);
  except
    __eventdata.Free;
  end;
end;

procedure THTTPChatEvents_Writer.OnLogout(const __Sender : TGUID; const aUserID: String);
var __eventdata : Binary;
begin
  __eventdata := Binary.Create;
  try
    __Message.InitializeEventMessage(NIL, 'HTTPChatLibrary', EID_HTTPChatEvents, 'OnLogout');
    __Message.Write('aUserID', TypeInfo(String), aUserID, []);
    __Message.Finalize;

    __Message.WriteToStream(__eventdata);

    Repository.StoreEventData(__Sender, __eventdata, ExcludeSender, ExcludeSessionList, SessionList.CommaText);
  except
    __eventdata.Free;
  end;
end;

procedure THTTPChatEvents_Writer.OnSendMessage(const __Sender : TGUID; const aSenderUserID: String; const aMessage: String; const aIsPrivateMessage: Boolean);
var __eventdata : Binary;
begin
  __eventdata := Binary.Create;
  try
    __Message.InitializeEventMessage(NIL, 'HTTPChatLibrary', EID_HTTPChatEvents, 'OnSendMessage');
    __Message.Write('aSenderUserID', TypeInfo(String), aSenderUserID, []);
    __Message.Write('aMessage', TypeInfo(String), aMessage, []);
    __Message.Write('aIsPrivateMessage', TypeInfo(Boolean), aIsPrivateMessage, []);
    __Message.Finalize;

    __Message.WriteToStream(__eventdata);

    Repository.StoreEventData(__Sender, __eventdata, ExcludeSender, ExcludeSessionList, SessionList.CommaText);
  except
    __eventdata.Free;
  end;
end;

type
  { THTTPChatEvents_Invoker }
  THTTPChatEvents_Invoker = class(TROEventInvoker)
  published
    procedure Invoke_OnLogin(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
    procedure Invoke_OnLogout(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
    procedure Invoke_OnSendMessage(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
  end;

procedure THTTPChatEvents_Invoker.Invoke_OnLogin(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
var
__lObjectDisposer: TROObjectDisposer;
  aUserInfo: TUserInfo;
begin
  aUserInfo := NIL;

  try
    __Message.Read('aUserInfo', TypeInfo(TUserInfo), aUserInfo, []);

    (__Target as IHTTPChatEvents).OnLogin(aUserInfo);

  finally
    __lObjectDisposer:= TROObjectDisposer.Create(__EventReceiver);
    try
      __lObjectDisposer.Add(aUserInfo);
    finally
      __lObjectDisposer.Free();
    end
  end
end;

procedure THTTPChatEvents_Invoker.Invoke_OnLogout(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
var
__lObjectDisposer: TROObjectDisposer;
  aUserID: String;
begin

  try
    __Message.Read('aUserID', TypeInfo(String), aUserID, []);

    (__Target as IHTTPChatEvents).OnLogout(aUserID);

  finally
    __lObjectDisposer:= TROObjectDisposer.Create(__EventReceiver);
    try
    finally
      __lObjectDisposer.Free();
    end
  end
end;

procedure THTTPChatEvents_Invoker.Invoke_OnSendMessage(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
var
__lObjectDisposer: TROObjectDisposer;
  aSenderUserID: String;
  aMessage: String;
  aIsPrivateMessage: Boolean;
begin

  try
    __Message.Read('aSenderUserID', TypeInfo(String), aSenderUserID, []);
    __Message.Read('aMessage', TypeInfo(String), aMessage, []);
    __Message.Read('aIsPrivateMessage', TypeInfo(Boolean), aIsPrivateMessage, []);

    (__Target as IHTTPChatEvents).OnSendMessage(aSenderUserID, aMessage, aIsPrivateMessage);

  finally
    __lObjectDisposer:= TROObjectDisposer.Create(__EventReceiver);
    try
    finally
      __lObjectDisposer.Free();
    end
  end
end;

type
  { THTTPChatServerEvents_Writer }
  THTTPChatServerEvents_Writer = class(TROEventWriter, IHTTPChatServerEvents_Writer)
  protected
    procedure OnSystemShutdown(const __Sender : TGUID; const aShutdownDelay: Integer; const aReason: String);
    procedure OnMandatoryClose(const __Sender : TGUID; const aClientID: String; const aReason: String);
  end;

procedure THTTPChatServerEvents_Writer.OnSystemShutdown(const __Sender : TGUID; const aShutdownDelay: Integer; const aReason: String);
var __eventdata : Binary;
begin
  __eventdata := Binary.Create;
  try
    __Message.InitializeEventMessage(NIL, 'HTTPChatLibrary', EID_HTTPChatServerEvents, 'OnSystemShutdown');
    __Message.Write('aShutdownDelay', TypeInfo(Integer), aShutdownDelay, []);
    __Message.Write('aReason', TypeInfo(String), aReason, []);
    __Message.Finalize;

    __Message.WriteToStream(__eventdata);

    Repository.StoreEventData(__Sender, __eventdata, ExcludeSender, ExcludeSessionList, SessionList.CommaText);
  except
    __eventdata.Free;
  end;
end;

procedure THTTPChatServerEvents_Writer.OnMandatoryClose(const __Sender : TGUID; const aClientID: String; const aReason: String);
var __eventdata : Binary;
begin
  __eventdata := Binary.Create;
  try
    __Message.InitializeEventMessage(NIL, 'HTTPChatLibrary', EID_HTTPChatServerEvents, 'OnMandatoryClose');
    __Message.Write('aClientID', TypeInfo(String), aClientID, []);
    __Message.Write('aReason', TypeInfo(String), aReason, []);
    __Message.Finalize;

    __Message.WriteToStream(__eventdata);

    Repository.StoreEventData(__Sender, __eventdata, ExcludeSender, ExcludeSessionList, SessionList.CommaText);
  except
    __eventdata.Free;
  end;
end;

type
  { THTTPChatServerEvents_Invoker }
  THTTPChatServerEvents_Invoker = class(TROEventInvoker)
  published
    procedure Invoke_OnSystemShutdown(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
    procedure Invoke_OnMandatoryClose(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
  end;

procedure THTTPChatServerEvents_Invoker.Invoke_OnSystemShutdown(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
var
__lObjectDisposer: TROObjectDisposer;
  aShutdownDelay: Integer;
  aReason: String;
begin

  try
    __Message.Read('aShutdownDelay', TypeInfo(Integer), aShutdownDelay, []);
    __Message.Read('aReason', TypeInfo(String), aReason, []);

    (__Target as IHTTPChatServerEvents).OnSystemShutdown(aShutdownDelay, aReason);

  finally
    __lObjectDisposer:= TROObjectDisposer.Create(__EventReceiver);
    try
    finally
      __lObjectDisposer.Free();
    end
  end
end;

procedure THTTPChatServerEvents_Invoker.Invoke_OnMandatoryClose(__EventReceiver : TROEventReceiver; const __Message : IROMessage; const __Target : IUnknown);
var
__lObjectDisposer: TROObjectDisposer;
  aClientID: String;
  aReason: String;
begin

  try
    __Message.Read('aClientID', TypeInfo(String), aClientID, []);
    __Message.Read('aReason', TypeInfo(String), aReason, []);

    (__Target as IHTTPChatServerEvents).OnMandatoryClose(aClientID, aReason);

  finally
    __lObjectDisposer:= TROObjectDisposer.Create(__EventReceiver);
    try
    finally
      __lObjectDisposer.Free();
    end
  end
end;

initialization
  RegisterROClass(TUserInfo);
  RegisterROClass(TUserInfoArray);
  RegisterProxyClass(IHTTPChatService_IID, THTTPChatService_Proxy);

  RegisterEventWriterClass(IHTTPChatEvents_Writer, THTTPChatEvents_Writer);
  RegisterEventInvokerClass(EID_HTTPChatEvents, THTTPChatEvents_Invoker);
  RegisterEventWriterClass(IHTTPChatServerEvents_Writer, THTTPChatServerEvents_Writer);
  RegisterEventInvokerClass(EID_HTTPChatServerEvents, THTTPChatServerEvents_Invoker);

finalization
  UnregisterROClass(TUserInfo);
  UnregisterROClass(TUserInfoArray);
  UnregisterProxyClass(IHTTPChatService_IID);

  UnregisterEventWriterClass(IHTTPChatEvents_Writer);
  UnregisterEventInvokerClass(EID_HTTPChatEvents);
  UnregisterEventWriterClass(IHTTPChatServerEvents_Writer);
  UnregisterEventInvokerClass(EID_HTTPChatServerEvents);
end.