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// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
import React from "react"
import { VersionInfo } from "src/types"
import Button from "src/ui/button"
import Card from "src/ui/card"
import { useLocation } from "wouter"
export function UpdateAvailableNotification({
details,
}: {
details: VersionInfo
}) {
const [, setLocation] = useLocation()
return (
<Card>
<h2 className="mb-2">
Update available{" "}
{details.LatestVersion && `(v${details.LatestVersion})`}
</h2>
<p className="text-sm mb-1 mt-1">
{details.LatestVersion
? `Version ${details.LatestVersion}`
: "A new update"}{" "}
is now available. <ChangelogText version={details.LatestVersion} />
</p>
<Button
className="mt-3 inline-block"
sizeVariant="small"
onClick={() => setLocation("/update")}
>
Update now
</Button>
</Card>
)
}
// isStableTrack takes a Tailscale version string
// of form X.Y.Z (or vX.Y.Z) and returns whether
// it is a stable release (even value of Y)
// or unstable (odd value of Y).
// eg. isStableTrack("1.48.0") === true
// eg. isStableTrack("1.49.112") === false
function isStableTrack(ver: string): boolean {
const middle = ver.split(".")[1]
if (middle && Number(middle) % 2 === 0) {
return true
}
return false
}
export function ChangelogText({ version }: { version?: string }) {
if (!version || !isStableTrack(version)) {
return null
}
return (
<>
Check out the{" "}
<a href="https://tailscale.com/changelog/" className="link">
release notes
</a>{" "}
to find out what’s new!
</>
)
}
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