From ae9f7fb9f3edcaf5df8661c5a3298e1b5acd480a Mon Sep 17 00:00:00 2001
From: m5r <mokhtar@mial.net>
Date: Wed, 12 Aug 2026 22:44:23 +0200
Subject: [PATCH] milestone 23 s3: convert features/lookup/LookupPage.tsx to
 stylex

---
 web/src/features/lookup/LookupPage.test.tsx |   6 +-
 web/src/features/lookup/LookupPage.tsx      | 205 +++++++++++++++-----
 2 files changed, 165 insertions(+), 46 deletions(-)

diff --git a/web/src/features/lookup/LookupPage.test.tsx b/web/src/features/lookup/LookupPage.test.tsx
index c62e259..9d6a7f2 100644
--- a/web/src/features/lookup/LookupPage.test.tsx
+++ b/web/src/features/lookup/LookupPage.test.tsx
@@ -88,6 +88,8 @@ test("fetches nothing until submit, then renders the blocked verdict", async ()
 
 test("defaults the group select to the default group (id 1)", async () => {
 	renderPage();
-	const select = (await screen.findByLabelText("Group")) as HTMLSelectElement;
-	expect(select.value).toBe("1");
+	// A RAC Select names its trigger with the current value and then the label, so
+	// the selected group's name is the only thing the trigger shows.
+	const trigger = await screen.findByRole("button", { name: /Group$/ });
+	expect(trigger.textContent).toContain("default");
 });
diff --git a/web/src/features/lookup/LookupPage.tsx b/web/src/features/lookup/LookupPage.tsx
index ae2b6ab..adcb8e6 100644
--- a/web/src/features/lookup/LookupPage.tsx
+++ b/web/src/features/lookup/LookupPage.tsx
@@ -1,10 +1,15 @@
 import { useState, type FormEvent, type ReactNode } from "react";
 import { useQuery, useSuspenseQuery } from "@tanstack/react-query";
+import * as stylex from "@stylexjs/stylex";
 import { ApiError } from "@/lib/api";
 import { groupsQuery, lookupQuery } from "@/lib/queries";
 import type { Group, LookupResult } from "@/lib/types";
 import { defaultGroupId } from "@/lib/defaultGroup";
-import { inputClass, largePrimaryButtonClass } from "@/ui/classes";
+import Select from "@/ui/Select";
+import { styles as shared } from "@/ui/styles";
+import { colors } from "@/ui/tokens.stylex";
+
+const DARK = "@media (prefers-color-scheme: dark)";
 
 interface Submitted {
 	domain: string;
@@ -13,10 +18,123 @@ interface Submitted {
 
 interface Verdict {
 	label: string;
-	className: string;
+	tone: "local" | "blocked" | "forwarded" | "allowed";
 	description: string;
 }
 
+const styles = stylex.create({
+	heading: {
+		fontSize: "1.5rem",
+		lineHeight: "2rem",
+		fontWeight: 600,
+	},
+	intro: {
+		marginTop: "0.5rem",
+		color: colors.textMuted,
+	},
+	form: {
+		marginTop: "1.5rem",
+		display: "flex",
+		maxWidth: "42rem",
+		flexWrap: "wrap",
+		alignItems: "flex-end",
+		gap: "0.75rem",
+	},
+	domainField: {
+		minWidth: "14rem",
+		flexGrow: 1,
+	},
+	fieldLabel: {
+		display: "block",
+		fontSize: "0.875rem",
+		lineHeight: "1.25rem",
+		fontWeight: 500,
+	},
+	note: {
+		marginTop: "1.5rem",
+		color: colors.textMuted,
+	},
+	error: {
+		marginTop: "1.5rem",
+		fontSize: "0.875rem",
+		lineHeight: "1.25rem",
+		color: colors.danger,
+	},
+	card: {
+		marginTop: "1.5rem",
+		borderRadius: "0.25rem",
+		borderWidth: 1,
+		borderStyle: "solid",
+		borderColor: colors.border,
+	},
+	banner: {
+		borderStartStartRadius: "0.25rem",
+		borderStartEndRadius: "0.25rem",
+		paddingInline: "1rem",
+		paddingBlock: "0.75rem",
+	},
+	/** Four verdicts need four tints; only "blocked" maps onto a token role. */
+	local: {
+		backgroundColor: { default: "oklch(93.2% 0.032 255.585)", [DARK]: "oklch(28.2% 0.091 267.935)" },
+		color: { default: "oklch(42.4% 0.199 265.638)", [DARK]: "oklch(80.9% 0.105 251.813)" },
+	},
+	blocked: {
+		backgroundColor: { default: "oklch(93.6% 0.032 17.717)", [DARK]: "oklch(25.8% 0.092 26.042)" },
+		color: { default: "oklch(44.4% 0.177 26.899)", [DARK]: "oklch(80.8% 0.114 19.571)" },
+	},
+	forwarded: {
+		backgroundColor: { default: "oklch(96.2% 0.059 95.617)", [DARK]: "oklch(27.9% 0.077 45.635)" },
+		color: { default: "oklch(47.3% 0.137 46.201)", [DARK]: "oklch(87.9% 0.169 91.605)" },
+	},
+	allowed: {
+		backgroundColor: { default: "oklch(96.2% 0.044 156.743)", [DARK]: "oklch(26.6% 0.065 152.934)" },
+		color: { default: "oklch(44.8% 0.119 151.328)", [DARK]: "oklch(87.1% 0.15 154.449)" },
+	},
+	verdictLabel: {
+		fontSize: "1.125rem",
+		lineHeight: "1.75rem",
+		fontWeight: 600,
+	},
+	verdictDescription: {
+		fontSize: "0.875rem",
+		lineHeight: "1.25rem",
+	},
+	details: {
+		paddingInline: "1rem",
+		paddingBlock: "0.5rem",
+		fontSize: "0.875rem",
+		lineHeight: "1.25rem",
+	},
+	/** `divide-y`: a hairline between rows, so the first row carries none. */
+	detailRow: {
+		display: "flex",
+		gap: "1rem",
+		paddingBlock: "0.5rem",
+		borderTopWidth: { default: 1, ":first-child": 0 },
+		borderTopStyle: "solid",
+		borderTopColor: colors.border,
+	},
+	detailTerm: {
+		width: "10rem",
+		flexShrink: 0,
+		color: colors.textMuted,
+	},
+	detailValue: {
+		minWidth: 0,
+		overflowWrap: "break-word",
+	},
+	sourceLink: {
+		color: colors.primaryOnSurface,
+		textDecorationLine: "underline",
+	},
+});
+
+function toneStyle(tone: Verdict["tone"]) {
+	if (tone === "local") return styles.local;
+	if (tone === "blocked") return styles.blocked;
+	return tone === "forwarded" ? styles.forwarded : styles.allowed;
+}
+
 /**
  * Header priority follows the pipeline order the lookup handler documents
  * (PLAN §6): local records answer first, then the block decision, then
@@ -26,27 +144,27 @@ export function verdictOf(result: LookupResult): Verdict {
 	if (result.local_records) {
 		return {
 			label: "Local answer",
-			className: "bg-blue-100 text-blue-800 dark:bg-blue-950 dark:text-blue-300",
+			tone: "local",
 			description: "A local record answers this name directly.",
 		};
 	}
 	if (result.blocked) {
 		return {
 			label: "Blocked",
-			className: "bg-red-100 text-red-800 dark:bg-red-950 dark:text-red-300",
+			tone: "blocked",
 			description: "Queries for this name get a blocked response.",
 		};
 	}
 	if (result.forward_zone !== null) {
 		return {
 			label: "Forwarded",
-			className: "bg-amber-100 text-amber-800 dark:bg-amber-950 dark:text-amber-300",
+			tone: "forwarded",
 			description: `Queries go to the resolver for zone ${result.forward_zone}.`,
 		};
 	}
 	return {
 		label: "Allowed",
-		className: "bg-green-100 text-green-800 dark:bg-green-950 dark:text-green-300",
+		tone: "allowed",
 		description: "Queries resolve through the upstream pool.",
 	};
 }
@@ -68,9 +186,9 @@ function errorMessage(error: unknown): string {
 
 function DetailRow({ label, children }: { label: string; children: ReactNode }) {
 	return (
-		<div className="flex gap-4 py-2">
-			<dt className="w-40 shrink-0 text-zinc-500">{label}</dt>
-			<dd className="min-w-0 break-words">{children}</dd>
+		<div {...stylex.props(styles.detailRow)}>
+			<dt {...stylex.props(styles.detailTerm)}>{label}</dt>
+			<dd {...stylex.props(styles.detailValue)}>{children}</dd>
 		</div>
 	);
 }
@@ -80,26 +198,30 @@ function VerdictCard({ result, groups }: { result: LookupResult; groups: Group[]
 	const groupName = groups.find((group) => group.id === result.group_id)?.name ?? `#${result.group_id}`;
 
 	return (
-		<div className="mt-6 rounded border border-zinc-200 dark:border-zinc-800">
-			<div className={`rounded-t px-4 py-3 ${verdict.className}`}>
-				<h2 className="text-lg font-semibold">{verdict.label}</h2>
-				<p className="text-sm">{verdict.description}</p>
+		<div {...stylex.props(styles.card)}>
+			<div {...stylex.props(styles.banner, toneStyle(verdict.tone))}>
+				<h2 {...stylex.props(styles.verdictLabel)}>{verdict.label}</h2>
+				<p {...stylex.props(styles.verdictDescription)}>{verdict.description}</p>
 			</div>
-			<dl className="divide-y divide-zinc-100 px-4 py-2 text-sm dark:divide-zinc-900">
+			<dl {...stylex.props(styles.details)}>
 				<DetailRow label="Domain">
-					<span className="font-mono">{result.domain}</span>
+					<span {...stylex.props(shared.mono)}>{result.domain}</span>
 				</DetailRow>
 				<DetailRow label="Group">{groupName}</DetailRow>
 				<DetailRow label="Local record">{result.local_records ? "Yes" : "No"}</DetailRow>
 				<DetailRow label="Forward zone">
-					{result.forward_zone !== null ? <span className="font-mono">{result.forward_zone}</span> : "—"}
+					{result.forward_zone !== null ? (
+						<span {...stylex.props(shared.mono)}>{result.forward_zone}</span>
+					) : (
+						"—"
+					)}
 				</DetailRow>
 				<DetailRow label="Blocked">{result.blocked ? "Yes" : "No"}</DetailRow>
 				<DetailRow label="Reason">
-					<span className="font-mono">{result.reason}</span>
+					<span {...stylex.props(shared.mono)}>{result.reason}</span>
 				</DetailRow>
 				<DetailRow label="Matched pattern">
-					{result.matched !== "" ? <span className="font-mono">{result.matched}</span> : "—"}
+					{result.matched !== "" ? <span {...stylex.props(shared.mono)}>{result.matched}</span> : "—"}
 				</DetailRow>
 				<DetailRow label="Blocklist source">
 					{result.source_url !== null ? (
@@ -107,7 +229,7 @@ function VerdictCard({ result, groups }: { result: LookupResult; groups: Group[]
 							href={result.source_url}
 							target="_blank"
 							rel="noreferrer"
-							className="text-blue-600 underline dark:text-blue-400"
+							{...stylex.props(styles.sourceLink, shared.focusRing)}
 						>
 							{result.source_url}
 						</a>
@@ -117,7 +239,7 @@ function VerdictCard({ result, groups }: { result: LookupResult; groups: Group[]
 				</DetailRow>
 				<DetailRow label="Safe search rewrite">
 					{result.safe_search_rewrite !== null ? (
-						<span className="font-mono">{result.safe_search_rewrite}</span>
+						<span {...stylex.props(shared.mono)}>{result.safe_search_rewrite}</span>
 					) : (
 						"—"
 					)}
@@ -153,13 +275,13 @@ export default function LookupPage() {
 
 	return (
 		<section>
-			<h1 className="text-2xl font-semibold">Lookup</h1>
-			<p className="mt-2 text-zinc-500">
+			<h1 {...stylex.props(styles.heading)}>Lookup</h1>
+			<p {...stylex.props(styles.intro)}>
 				What the pipeline would do with a domain: local records, forward zones, block decision, safe search.
 			</p>
-			<form onSubmit={onSubmit} className="mt-6 flex max-w-2xl flex-wrap items-end gap-3">
-				<div className="min-w-56 grow">
-					<label htmlFor="lookup-domain" className="block text-sm font-medium">
+			<form onSubmit={onSubmit} {...stylex.props(styles.form)}>
+				<div {...stylex.props(styles.domainField)}>
+					<label htmlFor="lookup-domain" {...stylex.props(styles.fieldLabel)}>
 						Domain
 					</label>
 					<input
@@ -168,33 +290,28 @@ export default function LookupPage() {
 						value={domain}
 						onChange={(event) => setDomain(event.target.value)}
 						placeholder="ads.example.com"
-						className={inputClass}
+						{...stylex.props(shared.input, shared.focusRing)}
 					/>
 				</div>
 				<div>
-					<label htmlFor="lookup-group" className="block text-sm font-medium">
-						Group
-					</label>
-					<select
-						id="lookup-group"
-						value={groupId}
-						onChange={(event) => setGroupId(Number(event.target.value))}
-						className={inputClass}
-					>
-						{groups.map((group) => (
-							<option key={group.id} value={group.id}>
-								{group.name}
-							</option>
-						))}
-					</select>
+					<Select
+						label="Group"
+						value={String(groupId)}
+						onChange={(value) => setGroupId(Number(value))}
+						options={groups.map((group) => ({ value: String(group.id), label: group.name }))}
+					/>
 				</div>
-				<button type="submit" className={largePrimaryButtonClass} disabled={lookup.isFetching}>
+				<button
+					type="submit"
+					disabled={lookup.isFetching}
+					{...stylex.props(shared.largePrimaryButton, shared.focusRing)}
+				>
 					Look up
 				</button>
 			</form>
-			{lookup.isFetching && <p className="mt-6 text-zinc-500">Looking up…</p>}
+			{lookup.isFetching && <p {...stylex.props(styles.note)}>Looking up…</p>}
 			{!lookup.isFetching && lookup.isError && (
-				<p role="alert" className="mt-6 text-sm text-red-600 dark:text-red-400">
+				<p role="alert" {...stylex.props(styles.error)}>
 					{errorMessage(lookup.error)}
 				</p>
 			)}