[web2py] Re: paired fields in web2py

2017-08-07 Thread Massimo Di Pierro
You can use SQLFORM.factory but I recommend something like vue, ractive, or 
angular. In in the end it makes things simpler.


On Monday, 7 August 2017 01:01:05 UTC-5, Mumtoz Dalimov wrote:
>
> Thanks a lot, Massimo.
> I understood the structure of the model. 
>
> Any ideas how to make convenient input of data in the View. 
> Should inputter remember invoice.id each time he inputs invoice_item to 
> get invoice_items grouped?
> Maybe I better use SQLFORM.factory to get 2 tables populated at once? And 
> how then get one list field (QUANTITY) multiplied when another(PRODUCT)  is 
> multiplied?
>
>
>

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[web2py] Re: paired fields in web2py

2017-08-07 Thread 'Mumtoz Dalimov' via web2py-users
Thanks a lot, Massimo.
I understood the structure of the model. 

Any ideas how to make convenient input of data in the View. 
Should inputter remember invoice.id each time he inputs invoice_item to get 
invoice_items grouped?
Maybe I better use SQLFORM.factory to get 2 tables populated at once? And 
how then get one list field multiplied when another is multiplied?


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[web2py] Re: paired fields in web2py

2017-08-04 Thread Massimo Di Pierro
I would do

db.define_table('customer',Field('name'))
db.define_table('product',Field('name'))
db.define_table('invoice',Field('customer','reference customer'))
db.define_table('invoice_item',Field('invoice','reference 
invoice'),Field(product','reference product'),Field('quantity','integer'))

customer = db.customer(name="Pinco Pallino")
for invoice in db(db.invoice.customer == customer.id).select():
  print invoice.id
  items = 
db(db.invoice_item.product==db.product.id)(db.invoice_item.invoice==invoice.id).select()
  print items



On Friday, 4 August 2017 09:45:51 UTC-5, Mumtoz Dalimov wrote:
>
> Hello,
>
> Is it possible to create table with 2 fields for example, list:reference 
> , which are being multiplied pairly.
> How to input this kind of info in one record of table
>
> Customer>Bob
> Product:BookAmount:20
> Product:Pencil  Amount:39
>
> Customer>John
> Product:PenAmount:7
> Product:Pencil  Amount:39
> Product:Backpack  Amount:1
>
> I am very new in coding and web2py, so need your help
> Thanks
>

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