The inbox opens what it is about in the app, not the website (refs #5) fbc95ee8777c

package io.oxygenhub.android.ui.nav

import java.net.URI

/**

 * The app's own screen for a page of the hub (Andy, 2026-10-25: whatever

 * is tapped in the inbox opens natively): an issue, proposal, run, change,

 * file, history, board or repository. Null for a page the app does not

 * show itself, or another site's, which the browser opens.

 */

fun routeFor(url: String, hub: String): Any? {

    val u = runCatching { URI(url) }.getOrNull() ?: return null

    val home = runCatching { URI(hub) }.getOrNull() ?: return null

    if (u.host != null && !u.host.equals(home.host, ignoreCase = true)) return null

    val parts = (u.rawPath ?: "").split('/').filter { it.isNotEmpty() }.map { java.net.URLDecoder.decode(it, "UTF-8") }

    if (parts.size >= 3 && parts[0] == "projects") {

        return parts[2].toLongOrNull()?.let { BoardRoute(parts[1], it) }

    }

    if (parts.size < 2 || parts[0] in HUB_PAGES) return null

    val (owner, name) = parts[0] to parts[1]

    val rest = parts.drop(2)

    return when (rest.firstOrNull()) {

        null -> IssuesRoute(owner, name)

        "issue" -> rest.getOrNull(1)?.toLongOrNull()?.let { IssueRoute(owner, name, it) }

        "proposal" -> rest.getOrNull(1)?.toLongOrNull()?.let { ProposalRoute(owner, name, it) }

        "flow" -> rest.getOrNull(1)?.toLongOrNull()?.let { RunRoute(owner, name, it) }

        "change" -> rest.getOrNull(1)?.let { ChangeRoute(owner, name, it) }

        "file" -> if (rest.size >= 3) FileRoute(owner, name, rest[1], rest.drop(2).joinToString("/")) else null

        "changes" -> rest.getOrNull(1)?.let { HistoryRoute(owner, name, it) }

        else -> null

    }

}

/** The hub's own top-level pages: never an owner's name. */

private val HUB_PAGES = setOf(

    "about", "admin", "api", "apt", "avatar", "device", "drops", "explore", "health", "help", "insights", "live", "log",

    "login", "logout", "metrics", "new", "notifications", "orgs", "register", "search", "security-contact", "settings",

    "sky", "static", "verify", ".well-known",

)

package io.oxygenhub.android.ui

import io.oxygenhub.android.ui.nav.BoardRoute

import io.oxygenhub.android.ui.nav.ChangeRoute

import io.oxygenhub.android.ui.nav.FileRoute

import io.oxygenhub.android.ui.nav.HistoryRoute

import io.oxygenhub.android.ui.nav.IssueRoute

import io.oxygenhub.android.ui.nav.IssuesRoute

import io.oxygenhub.android.ui.nav.ProposalRoute

import io.oxygenhub.android.ui.nav.RunRoute

import io.oxygenhub.android.ui.nav.routeFor

import org.junit.Assert.assertEquals

import org.junit.Assert.assertNull

import org.junit.Test

class LinksTest {

    private val hub = "https://oxygenhub.io"

    private fun r(path: String) = routeFor("https://oxygenhub.io$path", hub)

    @Test

    fun hubPagesOpenTheirOwnScreens() {

        assertEquals(IssueRoute("doomsdayone", "supermarioland2", 317), r("/doomsdayone/supermarioland2/issue/317#c-12"))

        assertEquals(ProposalRoute("andymccall", "oxygenhub", 314), r("/andymccall/oxygenhub/proposal/314"))

        assertEquals(RunRoute("andymccall", "phone-runner-demo", 56), r("/andymccall/phone-runner-demo/flow/56"))

        assertEquals(ChangeRoute("andymccall", "oxygen", "4f07c5a0"), r("/andymccall/oxygen/change/4f07c5a0"))

        assertEquals(FileRoute("andymccall", "oxygen", "main", "crates/oxy-core/src/strata.rs"), r("/andymccall/oxygen/file/main/crates/oxy-core/src/strata.rs"))

        assertEquals(HistoryRoute("andymccall", "oxygen", "main"), r("/andymccall/oxygen/changes/main"))

        assertEquals(BoardRoute("doomsdayone", 4), r("/projects/doomsdayone/4"))

        assertEquals(IssuesRoute("andymccall", "oxygen"), r("/andymccall/oxygen"))

    }

    @Test

    fun otherPagesAndSitesGoToTheBrowser() {

        assertNull(r("/andymccall/oxygenhub/releases/tag/v0.9.4"))

        assertNull(r("/admin/runners"))

        assertNull(routeFor("https://example.com/andymccall/oxygen/issue/1", hub))

        assertNull(r("/andymccall/oxygen/issue/not-a-number"))

    }

}

/**

 * The inbox. A notification opens what it is about on its own screen in

 * the app ([onOpen]): an issue, proposal, run, change, file or board; the

 * browser only for a page the app does not show.

 */

fun InboxScreen(vm: InboxViewModel, onOpen: (url: String) -> Unit) {

                            if (n.url.isNotBlank()) onOpen(n.url)

import androidx.compose.ui.platform.LocalUriHandler

    // A hub page opens on its own screen when the app has one, else in the browser.

    val uri = LocalUriHandler.current

    val openLink: (String) -> Unit = { url -> routeFor(url, session.hub)?.let { nav.navigate(it) } ?: uri.openUri(url) }

            composable<InboxRoute> { InboxScreen(inbox, onOpen = openLink) }