public string CreateBoatEngine(string model, int horsepower, int displacement, EngineType engineType) { IBoatEngine engine; switch (engineType) { case EngineType.Jet: engine = new JetEngine(model, horsepower, displacement); break; case EngineType.Sterndrive: engine = new SterndriveEngine(model, horsepower, displacement); break; default: throw new NotImplementedException(); } this.Database.Engines.Add(engine); return(string.Format( "Engine model {0} with {1} HP and displacement {2} cm3 created successfully.", model, horsepower, displacement)); }
/// <summary> /// Creates a new boat engine and adds it to the database. /// </summary> /// <param name="model"> Engine manufacturer model </param> /// <param name="horsepower"> Engine power (in HP) </param> /// <param name="displacement"> Engine displacement (water draught) </param> /// <param name="engineType"> Engine type (Jet or Sterndrive)</param> /// <returns> A view with information about the outcome of the operation </returns> public string CreateBoatEngine(string model, int horsepower, int displacement, EngineType engineType) { IBoatEngine engine; switch (engineType) { case EngineType.Jet: engine = new JetEngine(model, horsepower, displacement); break; case EngineType.Sterndrive: engine = new SterndriveEngine(model, horsepower, displacement); break; default: throw new NotImplementedException(); } this.Database.Engines.Add(engine); return string.Format( "Engine model {0} with {1} HP and displacement {2} cm3 created successfully.", model, horsepower, displacement); }