uber / uber/RIBs-iOS

Best practices to present error when there are viewable and not viewable flow

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Dominant language
Swift
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193
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Description

Original issue: https://github.com/uber/RIBs/issues/160

Let's suppose we have:

SignIn (viewable) -> SignInProcessA (not viewable) -> SignInProcessB (not viewable)

Supposing that in SignInProcessB Interactor we had an error, I have some questions:

  • It should call a method from it's listener i.e: self.listener?.hadErrorSigningIn(error) recursively until it arrives at SignIn (viewable) to use presentable like: self.presentable.present(error)?

  • If above answer is right, should I call something like:

    self.router.detach(animated: true) {
    self.listener?.hadErrorSigningIn(error)
    }
    in order to grant that everything was detached when it arrives at SignIn(viewable) ?

Thanks in advance...

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Read the linked original issue and trace the SignIn, SignInProcessA, and SignInProcessB Interactors, listeners, routers, and presentables mentioned here. A complete contribution would first need an agreed best-practices recommendation for propagating the error and handling detachment; no file or test is identified in this issue.

Written by the indexing model from the issue text.

Assessment

Tech stack
swift
Domain
mobile-dev
Issue type
Documentation
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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