Preserve params when push_patch from handle_event

[Sleepful]

Just the friendly reminder to use mix phx.routes to figure out the Routes. function for your path; instead of Routes.live_path.

Related:

MyAppWeb.Router.Helpers.live_path/2 is undefined or private

LiveViews are not like standard controllers. They don’t use actions. See Phoenix.LiveView — Phoenix LiveView v0.15.7 or The Lifecycle of a Phoenix LiveView for more info. What you want to do here for simple navigation is <%= live_redirect "Link text", to: Routes.live_path(@socket, AnotherLiveView) %>

LiveView push_patch append to params

I’m creating a search form with filters and want both the query and the filters to change the URL. The filters and query can be set separately or together, and handle_params can already deal with either being empty. What I’m doing is triggering a push_patch on events (filter click, form submit, clear search). Something like this: def handle_event("update_filter", %{"filter" => filter}, socket) do {:noreply, push_patch(socket, to: Routes.live_path(socket, Index, query: socket.…