feat(react-email): Proper error feedback for when there is rate limiting #1735
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gabrielmfern
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Package: react-email
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This PR makes it so that the button gets disabled and starts counting down for
15 seconds until it re-enables to attempt sending again. 15 seconds is not
exactly the time it takes, but it should vary dependning on how quickly the
user was able to send the emails that caused the rate limit.
Since the rate limiting here is being enforced by Vercel on our
https://react.email website, Vercel is the one that gives the full HTTP
response to the request when it is rate limited. The problem that this caused
is that the CORS headers were missing in said response, causing the fetch on
the browser to throw a NetworkError and making the response body unaccessible.
The way I went about fixing this temporarily, while we wait for Vercel's
support, was to make the actual fetch to https://react.email inside a server
could actually give the proper treatment to the 429 error code.
action so that the missing CORS headers would not cause a NetworkError and we