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https://github.com/danieleteti/delphimvcframework.git
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134 lines
3.0 KiB
ObjectPascal
134 lines
3.0 KiB
ObjectPascal
unit WineCellarAppControllerU;
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interface
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uses
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MVCFramework,
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MVCFramework.Commons,
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MainDataModuleUnit;
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type
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[MVCPath('/')]
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TWineCellarApp = class(TMVCController)
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private
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dm: TWineCellarDataModule;
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protected
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procedure OnBeforeAction(Context: TWebContext; const AActionNAme: string;
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var Handled: Boolean);
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override;
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procedure OnAfterAction(Context: TWebContext;
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const AActionNAme: string); override;
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public
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[MVCPath('/')]
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[MVCHTTPMethod([httpGET])]
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procedure Index(ctx: TWebContext);
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[MVCPath('/wines')]
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[MVCHTTPMethod([httpGET])]
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procedure WinesList(ctx: TWebContext);
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[MVCPath('/wines')]
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[MVCHTTPMethod([httpPOST])]
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procedure SaveWine(ctx: TWebContext);
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[MVCPath('/wines/search/($value)')]
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procedure FindWines(ctx: TWebContext);
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[MVCPath('/wines/($id)')]
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[MVCHTTPMethod([httpGET, httpDELETE])]
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procedure WineById(ctx: TWebContext);
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[MVCPath('/wines/($id)')]
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[MVCHTTPMethod([httpPUT])]
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procedure UpdateWineById(ctx: TWebContext);
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end;
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implementation
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uses
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System.SysUtils, WinesBO, MVCFramework.Logger,
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MVCFramework.Serializer.Commons;
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procedure TWineCellarApp.FindWines(ctx: TWebContext);
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begin
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Render(dm.FindWines(ctx.Request.Params['value']));
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end;
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procedure TWineCellarApp.Index(ctx: TWebContext);
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begin
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Redirect('/index.html');
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end;
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procedure TWineCellarApp.OnAfterAction(Context: TWebContext;
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const AActionNAme: string);
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begin
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inherited;
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dm.Free;
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end;
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procedure TWineCellarApp.OnBeforeAction(Context: TWebContext;
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const AActionNAme: string;
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var Handled: Boolean);
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begin
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inherited;
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dm := TWineCellarDataModule.Create(nil);
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end;
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procedure TWineCellarApp.SaveWine(ctx: TWebContext);
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var
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Wine: TWine;
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begin
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Wine := ctx.Request.BodyAs<TWine>;
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try
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dm.AddWine(Wine);
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Log.Info('Wine correctly saved', 'WINESERVER');
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finally
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Wine.Free;
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end;
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end;
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procedure TWineCellarApp.UpdateWineById(ctx: TWebContext);
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var
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Wine: TWine;
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begin
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Wine := ctx.Request.BodyAs<TWine>;
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try
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dm.UpdateWine(Wine);
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Log.Info('Wine correctly updated', 'WINESERVER');
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finally
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Wine.Free;
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end;
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Render(200, 'Wine updated');
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end;
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procedure TWineCellarApp.WineById(ctx: TWebContext);
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begin
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// different behaviour according to the request http method
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case ctx.Request.HTTPMethod of
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httpDELETE:
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begin
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dm.DeleteWine(StrToInt(ctx.Request.Params['id']));
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Log.Info('Wine deleted', 'WINESERVER');
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Render(200, 'Wine deleted');
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end;
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httpGET:
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begin
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Render(dm.GetWineById(StrToInt(ctx.Request.Params['id'])), False, dstSingleRecord);
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end
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else
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raise Exception.Create('Invalid http method for action');
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end;
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end;
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procedure TWineCellarApp.WinesList(ctx: TWebContext);
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begin
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Render(dm.FindWines(''), False);
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Log.Info('Getting Wines list', 'WINESERVER');
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end;
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end.
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