This is Chapter 17. If you want to go back to the beginning, you can find it here: Chapter 1
Go back to Chapter 16: The_1000_steps_program_to_MDriven_Chapter_16
Default names, dim default, plural suffix, what happens when the model is changed - is your data lost?
Modal window - pick a seller
Check valid action based on current state with oclIsInState
Make use of GetSystemURL Eco.ExternalLateBound function to make our report work on any server
Video for chapter 17: https://youtu.be/m1oer_jjQh4
531. Change the name of a Association that has data in it - what happens on evolve with exiting data
532. Update the versions on MDrivenServer
533. Follow the discussion of where foreign keys are stored in the database
534. Rename the CarFactory.BrandOfCar and check with changes what would happen
535. Follow the discussion of Former-Names and understand benefit to move data when things change in the db
536. Follow the discussion of the rename-function vs just changing the name
537. In the CarFactoryView - amend the action CreateAndAddCodumentForSales according to the video
538. Follow the discussion what ViewModel column names that has underscore in them
539. Follow the discussion on whay it is unnecessary to set both ends of an association in MDriven
540. Amend the expression for CreateAndAddCodumentForSales to set the selected Car
541. Add the Cars registration and State to the DocumentForSales grid
542. Discover that The we actually use the state machine to create the paperwork for a sale
543. Clean up the model according to the video
544. Set up the rule to stop deletion of the PaperWork as long as a is not in InOwnershipTransaction
545. Create a new Viewmodel named CarDealerPicker - by using UIHints CopyValueStore autoForm
546. Move the global action into the Views manuGroup
547. Clean up un needed columns from the DocumentForSales grid
548. Add an action in DocumentForSales grid - call it PickBuyer
549. Create a new ViewModelAction that bring up our the new CarDealerPicker viewModel - call that also PickBuyer
550. Set the PickBuyer viewmodel action as "Is modal"
551. When you show a dialog as modal you must give an expression to decide when the "Ok" button in the modal should show - set it to vCurrent_CarDealer->notempty
552. When you have a dialig as model - you can also perfom something specific upon the user pressing OK - This is called the Expression after modal ok. In our case we want to vCurrent_DocumentForSales.Buyer:=vModalResult_vCurrent_CarDealer
553. Save model - and upload it to MDrivenServer
554. Test to assign a buyer - see that the CarDealer-picker shows - but it is empty
555. Go to Views/CarDealerPicker - and use the left side actions to create 3 dealers - give them names - save
556. Navigate back to the CarFactoryView and test the Pick buyer button again
557. Verify that the DeleteDocumentForSales readonly rule works as designed - not allowing delete of paperwork in a Ownership transaction
558. Initiate sale of a new car. Verify that you cannot do Initiate sale on a car that already is in a Ownership transaction
559. Follow the discussion in the video on why the report does not work any longer.
560. Follow the discussion on how to get a access to the servers own adress from within our model
561. Follow the discussion on methods tagged with Eco.ExternalLateBound tag value
562. In the report template viewmodel TheTemplateForCarTransferOwnersdhipDocumentReport change the TemplateUrl expression to NOT return a hard coded server address but rather ask the system for the correct server address just in time.
563. Upload the model and test to produce the document.
Next Chapter: The_1000_steps_program_to_MDriven_Chapter_18