Merge pull request 'feat(i18n): observability - analytics + log tables (+ events/polls detail)' (#10) from feat/observability-i18n into main

Reviewed-on: #10

src/app/admin/logs/chat/chat-table.tsx

@@ -1,5 +1,6 @@
 "use client";
 
+import { useTranslations } from "next-intl";
 import { DataTable } from "@/components/admin/data-table";
 import { formatTimestamp } from "@/lib/admin-helpers";
 import type { DataTableColumn, PaginatedResult } from "@/types";
@@ -12,35 +13,37 @@ interface ChatLogRow {
 	roomId: number;
 }
 
-const columns: DataTableColumn<ChatLogRow>[] = [
-	{ key: "id", label: "ID", sortable: true },
-	{ key: "username", label: "User" },
-	{
-		key: "message",
-		label: "Message",
-		render: (value) => (
-			<span className="max-w-[300px] truncate block">{String(value)}</span>
-		),
-	},
-	{
-		key: "timestamp",
-		label: "Time",
-		sortable: true,
-		render: (value) => <span>{formatTimestamp(Number(value))}</span>,
-	},
-	{ key: "roomId", label: "Room ID", sortable: true },
-];
-
 interface ChatTableProps {
 	data: PaginatedResult<ChatLogRow>;
 }
 
 export function ChatTable({ data }: ChatTableProps) {
+	const t = useTranslations("pages.admin.logs");
+
+	const columns: DataTableColumn<ChatLogRow>[] = [
+		{ key: "id", label: t("colId"), sortable: true },
+		{ key: "username", label: t("colUser") },
+		{
+			key: "message",
+			label: t("chat.colMessage"),
+			render: (value) => (
+				<span className="max-w-[300px] truncate block">{String(value)}</span>
+			),
+		},
+		{
+			key: "timestamp",
+			label: t("colTime"),
+			sortable: true,
+			render: (value) => <span>{formatTimestamp(Number(value))}</span>,
+		},
+		{ key: "roomId", label: t("chat.colRoomId"), sortable: true },
+	];
+
 	return (
 		<DataTable
 			data={data}
 			columns={columns}
-			searchPlaceholder="Search by username or message..."
+			searchPlaceholder={t("chat.searchPlaceholder")}
 			exportUrl="/api/admin/export?type=chatlogs"
 		/>
 	);

src/app/admin/logs/commands/commands-table.tsx

@@ -1,5 +1,6 @@
 "use client";
 
+import { useTranslations } from "next-intl";
 import { DataTable } from "@/components/admin/data-table";
 import { formatTimestamp } from "@/lib/admin-helpers";
 import type { DataTableColumn, PaginatedResult } from "@/types";
@@ -12,37 +13,39 @@ interface CommandLogRow {
 	timestamp: number;
 }
 
-const columns: DataTableColumn<CommandLogRow>[] = [
-	{ key: "id", label: "ID", sortable: true },
-	{ key: "username", label: "User" },
-	{ key: "command", label: "Command", sortable: true },
-	{
-		key: "params",
-		label: "Params",
-		render: (value) => (
-			<span className="max-w-[200px] truncate block font-mono text-sm">
-				{String(value) || "-"}
-			</span>
-		),
-	},
-	{
-		key: "timestamp",
-		label: "Time",
-		sortable: true,
-		render: (value) => <span>{formatTimestamp(Number(value))}</span>,
-	},
-];
-
 interface CommandsTableProps {
 	data: PaginatedResult<CommandLogRow>;
 }
 
 export function CommandsTable({ data }: CommandsTableProps) {
+	const t = useTranslations("pages.admin.logs");
+
+	const columns: DataTableColumn<CommandLogRow>[] = [
+		{ key: "id", label: t("colId"), sortable: true },
+		{ key: "username", label: t("colUser") },
+		{ key: "command", label: t("commands.colCommand"), sortable: true },
+		{
+			key: "params",
+			label: t("commands.colParams"),
+			render: (value) => (
+				<span className="max-w-[200px] truncate block font-mono text-sm">
+					{String(value) || t("emptyValue")}
+				</span>
+			),
+		},
+		{
+			key: "timestamp",
+			label: t("colTime"),
+			sortable: true,
+			render: (value) => <span>{formatTimestamp(Number(value))}</span>,
+		},
+	];
+
 	return (
 		<DataTable
 			data={data}
 			columns={columns}
-			searchPlaceholder="Search by username, command, or params..."
+			searchPlaceholder={t("commands.searchPlaceholder")}
 			exportUrl="/api/admin/export?type=commands"
 		/>
 	);

src/app/admin/logs/page.tsx

@@ -88,7 +88,7 @@ export default async function AdminStaffActivities({
 		when: fromDate(a.createdAt),
 		staff: t("staffWithId", {
 			id: Number(a.userId),
-			name: nameById.get(Number(a.userId)) ?? "unknown",
+			name: nameById.get(Number(a.userId)) ?? t("unknownUser"),
 		}),
 		action: a.action,
 		description: a.description,

src/app/admin/logs/trades/trades-table.tsx

@@ -1,5 +1,6 @@
 "use client";
 
+import { useTranslations } from "next-intl";
 import { DataTable } from "@/components/admin/data-table";
 import { Badge } from "@/components/ui/badge";
 import { formatTimestamp } from "@/lib/admin-helpers";
@@ -13,43 +14,47 @@ interface TradeLogRow {
 	timestamp: number;
 }
 
-const columns: DataTableColumn<TradeLogRow>[] = [
-	{ key: "id", label: "ID", sortable: true },
-	{ key: "userOneName", label: "User One" },
-	{ key: "userTwoName", label: "User Two" },
-	{
-		key: "status",
-		label: "Status",
-		sortable: true,
-		render: (value) => {
-			const v = String(value);
-			const variant =
-				v === "completed"
-					? "default"
-					: v === "cancelled"
-						? "destructive"
-						: "secondary";
-			return <Badge variant={variant}>{v || "unknown"}</Badge>;
-		},
-	},
-	{
-		key: "timestamp",
-		label: "Time",
-		sortable: true,
-		render: (value) => <span>{formatTimestamp(Number(value))}</span>,
-	},
-];
-
 interface TradesTableProps {
 	data: PaginatedResult<TradeLogRow>;
 }
 
 export function TradesTable({ data }: TradesTableProps) {
+	const t = useTranslations("pages.admin.logs");
+
+	const columns: DataTableColumn<TradeLogRow>[] = [
+		{ key: "id", label: t("colId"), sortable: true },
+		{ key: "userOneName", label: t("trades.colUserOne") },
+		{ key: "userTwoName", label: t("trades.colUserTwo") },
+		{
+			key: "status",
+			label: t("trades.colStatus"),
+			sortable: true,
+			render: (value) => {
+				const v = String(value);
+				const variant =
+					v === "completed"
+						? "default"
+						: v === "cancelled"
+							? "destructive"
+							: "secondary";
+				return (
+					<Badge variant={variant}>{v || t("trades.statusUnknown")}</Badge>
+				);
+			},
+		},
+		{
+			key: "timestamp",
+			label: t("colTime"),
+			sortable: true,
+			render: (value) => <span>{formatTimestamp(Number(value))}</span>,
+		},
+	];
+
 	return (
 		<DataTable
 			data={data}
 			columns={columns}
-			searchPlaceholder="Search by username..."
+			searchPlaceholder={t("trades.searchPlaceholder")}
 		/>
 	);
 }

src/components/admin/peak-hours-heatmap.tsx

@@ -1,5 +1,6 @@
 "use client";
 
+import { useTranslations } from "next-intl";
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
 import {
 	Tooltip,
@@ -14,7 +15,7 @@ interface PeakHoursData {
 	max: number;
 }
 
-const DAYS = ["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"];
+const DAY_KEYS = ["mon", "tue", "wed", "thu", "fri", "sat", "sun"] as const;
 const HOURS = Array.from({ length: 24 }, (_, i) => i);
 
 function getColor(value: number, max: number) {
@@ -28,13 +29,14 @@ function getColor(value: number, max: number) {
 }
 
 export function PeakHoursHeatmap({ data }: { data: PeakHoursData }) {
+	const t = useTranslations("pages.admin.analytics.peakHours");
+	const days = DAY_KEYS.map((key) => t(`days.${key}`));
+
 	return (
 		<Card>
 			<CardHeader className="pb-2">
-				<CardTitle className="text-sm font-medium">Peak Hours</CardTitle>
+				<CardTitle className="text-sm font-medium">{t("title")}</CardTitle>
-				<p className="text-xs text-muted-foreground">
+				<p className="text-xs text-muted-foreground">{t("description")}</p>
-					User activity by day &amp; hour (last 7 days)
-				</p>
 			</CardHeader>
 			<CardContent>
 				<div className="overflow-x-auto">
@@ -51,8 +53,8 @@ export function PeakHoursHeatmap({ data }: { data: PeakHoursData }) {
 							))}
 						</div>
 						{/* Rows */}
-						{DAYS.map((day, dayIdx) => (
+						{days.map((day, dayIdx) => (
-							<div key={day} className="flex items-center gap-px mb-px">
+							<div key={DAY_KEYS[dayIdx]} className="flex items-center gap-px mb-px">
 								<span className="w-10 text-xs text-muted-foreground text-right pr-2 shrink-0">
 									{day}
 								</span>
@@ -67,7 +69,7 @@ export function PeakHoursHeatmap({ data }: { data: PeakHoursData }) {
 													/>
 												</TooltipTrigger>
 												<TooltipContent side="top" className="text-xs">
-													{day} {hour}:00 — {count} users
+													{t("tooltip", { day, hour, count })}
 												</TooltipContent>
 											</Tooltip>
 										);
@@ -77,13 +79,17 @@ export function PeakHoursHeatmap({ data }: { data: PeakHoursData }) {
 						))}
 						{/* Legend */}
 						<div className="flex items-center gap-2 mt-3 ml-10">
-							<span className="text-[10px] text-muted-foreground">Less</span>
+							<span className="text-[10px] text-muted-foreground">
+								{t("less")}
+							</span>
 							<div className="h-3 w-3 rounded-sm bg-muted" />
 							<div className="h-3 w-3 rounded-sm bg-[var(--admin-success)]/20" />
 							<div className="h-3 w-3 rounded-sm bg-[var(--admin-success)]/55" />
 							<div className="h-3 w-3 rounded-sm bg-[var(--admin-success)] dark:bg-[var(--admin-success)]" />
 							<div className="h-3 w-3 rounded-sm bg-[var(--admin-success-strong,var(--admin-success))]" />
-							<span className="text-[10px] text-muted-foreground">More</span>
+							<span className="text-[10px] text-muted-foreground">
+								{t("more")}
+							</span>
 						</div>
 					</div>
 				</div>

src/components/admin/revenue-chart.tsx

@@ -1,5 +1,6 @@
 "use client";
 
+import { useTranslations } from "next-intl";
 import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
 
 interface RevenueDataPoint {
@@ -9,6 +10,7 @@ interface RevenueDataPoint {
 }
 
 export function RevenueChart({ data }: { data: RevenueDataPoint[] }) {
+	const t = useTranslations("pages.admin.analytics.economy");
 	const max = Math.max(
 		1,
 		...data.flatMap((point) => [point.credits, point.points]),
@@ -16,7 +18,9 @@ export function RevenueChart({ data }: { data: RevenueDataPoint[] }) {
 	return (
 		<Card>
 			<CardHeader className="pb-2">
-				<CardTitle className="text-sm font-medium">Catalog Spending</CardTitle>
+				<CardTitle className="text-sm font-medium">
+					{t("catalogSpendingTitle")}
+				</CardTitle>
 			</CardHeader>
 			<CardContent>
 				<div className="space-y-3">
@@ -32,14 +36,14 @@ export function RevenueChart({ data }: { data: RevenueDataPoint[] }) {
 									style={{
 										width: `${Math.max(2, (point.credits / max) * 100)}%`,
 									}}
-									title={`${point.credits} credits`}
+									title={t("creditsTooltip", { count: point.credits })}
 								/>
 								<div
 									className="h-2 rounded bg-[var(--admin-accent)]"
 									style={{
 										width: `${Math.max(2, (point.points / max) * 100)}%`,
 									}}
-									title={`${point.points} points`}
+									title={t("pointsTooltip", { count: point.points })}
 								/>
 							</div>
 						</div>