Form_with does an ajax request by default, use form_for or add local: true as an option or respond with a js view.
El lun., 2 dic. 2019 00:43, fugee ohu <fugee...@gmail.com> escribió: > > > On Sunday, December 1, 2019 at 7:12:18 PM UTC-5, Walter Lee Davis wrote: >> >> Look at a generic Rails controller, fresh out of `rails generate scaffold >> foo bar baz`. You will see that the `foos/new` form posts to the /foos >> path. That's what I mean by "posts to the collection". Once an instance has >> been persisted, you will see that the `foos/1/edit` form sends a POST >> disguised as a PATCH or PUT to the instance, at foos/1, and the `update` >> method is invoked by the controller. But when you are first creating a new >> instance, you are sending a POST to /foos (the collection of Foo >> instances). >> >> Don't try to create a separate form for each kind of thing you want to >> create yet, just focus for now on making the two-step "wizard" work. Once >> you have that working, you can use the controller's `new` method (which >> will be getting a parameter passed to it to say what the item_type is) to >> decide which form to render. But until you have that part figured out, >> don't waste your energy on rendering a different form. >> >> Walter >> >> > On Dec 1, 2019, at 3:17 PM, fugee ohu <fuge...@gmail.com> wrote: >> > >> > >> > >> > On Sunday, December 1, 2019 at 12:49:53 PM UTC-5, Walter Lee Davis >> wrote: >> > That's just it, you don't. You POST to the collection, which `create`s >> a new instance. >> > >> > If you are expecting the GET with a querystring to create a new form >> with a picker selected, you should start by creating the form all in one >> piece, where you create a new form including a select (like the one you are >> trying to divide across two pages) in that same form. Make sure that >> submitting that form works, even though it doesn't do precisely what you're >> asking it to do in the divided form (yet). >> > >> > Then figure out how to set that property (which the select chooses) on >> the `new` controller method. >> > >> > There's a couple of different ways to do that. One would be to create a >> completely hand-made variable that you pass in the querystring of the form: >> > >> > /items/new?item_type=Foo >> > >> > and then "catch" that in the controller in the new method: >> > >> > @item = Item.new(item_type = params[:item_type]) >> > >> > The other would be to go full-on REST, and create a new instance in the >> `index`, use that to build your form, and then you can use the regular >> strong_params accessor to get that same value (which will be "nested" >> inside a properly-named instance params hash) and assign it to the instance >> in the `new` method. >> > >> > Now, what you should see at this point is that your all-in-one `new` >> form begins to behave "automatically". The instance that you build in the >> controller will be populated with the item_type property, and the picker >> will auto-select to the chosen value. >> > >> > Once you see this working, you can change the select (picker) to a >> hidden field, and with no other changes, you will have your two-step form. >> > >> > Walter >> > >> > > On Dec 1, 2019, at 12:17 PM, fugee ohu <fuge...@gmail.com> wrote: >> > > >> > > Thanks but since when do we post to the new action? >> > > >> > > -- >> > > You received this message because you are subscribed to the Google >> Groups "Ruby on Rails: Talk" group. >> > > To unsubscribe from this group and stop receiving emails from it, >> send an email to rubyonra...@googlegroups.com. >> > > To view this discussion on the web visit >> https://groups.google.com/d/msgid/rubyonrails-talk/fd3f5207-840b-4fec-ba29-100fdf882447%40googlegroups.com. >> >> > >> > >> > What does that mean? How do I POST to a collection which creates a new >> instance >> > >> > -- >> > You received this message because you are subscribed to the Google >> Groups "Ruby on Rails: Talk" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> an email to rubyonra...@googlegroups.com. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/rubyonrails-talk/1a0cfa0a-8962-4aa6-ab89-b26a680dacb0%40googlegroups.com. >> >> >> > Strangely the log shows it rendered the form but the page doesn't change > in the browser as if nothing happened when I clicked the submit button on > the index page > Rendered items/_form.html.erb (34.5ms) > > -- > You received this message because you are subscribed to the Google Groups > "Ruby on Rails: Talk" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to rubyonrails-talk+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/rubyonrails-talk/f853922b-b6a3-4b25-a909-bd319967c91f%40googlegroups.com > <https://groups.google.com/d/msgid/rubyonrails-talk/f853922b-b6a3-4b25-a909-bd319967c91f%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. 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