How exactly i can add an error into nested/embedded changeset? Don’t think add_error can do this. Context: regular changeset validation already happened and i’m doing some external check e.g. ... defmodule Thing do schema "things" do embeds_one :config, ThingConfig, on_replace: :update en…

update_in(ch.changes.config, fn changeset -> Ecto.Changeset.add_error(changeset, :param, "error") end) Just be aware that this won’t make the parent become valid?: false.

Well, this use-case seems to be missing - it’s possible to make it work but requires some manual labor, e.g. it’s not guaranteed ch.changes.config will be actually set and various get_field, apply_changes etc will skip current validation info. valid?: false, as mentioned above. No issues though. Wor…

Afaik it’s only manipulating valid? manually on all parent changesets to the one manipulated. I don’t think there’s more to it.

I see, TNX. BTW, that’s what I am doing right now but was hoping that there might be something I am not aware of that would do this for me. My case is that I embed_many and all of them in their own context are valid, but the parent needs to check whether all embedded ones are unique (in some way) a…

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Add_error for embedded changeset

Questions & Help Questions

silverdr July 8, 2024, 11:21am 5

And what would be the proper way to invalidate the parent changeset on the way?