14 lines
1.7 KiB
TypeScript
14 lines
1.7 KiB
TypeScript
import { NextResponse } from "next/server";
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import { GEOSERVER_WORKSPACE, MAP_URL } from "@/lib/config";
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const TYPES = { junction: "geo_junctions", conduit: "geo_conduits", pipe: "geo_conduits", orifice: "geo_orifices", outfall: "geo_outfalls", pump: "geo_pumps" } as const;
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export async function POST(request: Request) {
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const body = await request.json().catch(() => null) as { ids?: unknown; featureType?: unknown } | null;
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if (!body || !Array.isArray(body.ids) || body.ids.length < 1 || body.ids.length > 100 || !body.ids.every((id) => typeof id === "string" && id.trim())) return NextResponse.json({ code: "INVALID_REQUEST" }, { status: 400 });
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if (typeof body.featureType !== "string" || !(body.featureType in TYPES)) return NextResponse.json({ code: "UNSUPPORTED_FEATURE_TYPE" }, { status: 422 });
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const ids = body.ids.map((id) => String(id).trim()); const cql = `id IN (${ids.map((id) => `'${id.replaceAll("'", "''")}'`).join(",")})`;
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const typeName = `${GEOSERVER_WORKSPACE}:${TYPES[body.featureType as keyof typeof TYPES]}`;
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const url = new URL(`${MAP_URL}/${GEOSERVER_WORKSPACE}/ows`); url.search = new URLSearchParams({ service: "WFS", version: "2.0.0", request: "GetFeature", typeNames: typeName, outputFormat: "application/json", srsName: "EPSG:4326", count: "100", cql_filter: cql }).toString();
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try { const response = await fetch(url, { signal: AbortSignal.timeout(8_000), cache: "no-store" }); const data = await response.json(); if (!response.ok || !data || data.type !== "FeatureCollection" || !Array.isArray(data.features)) throw new Error(); return NextResponse.json({ type: "FeatureCollection", features: data.features.slice(0, 100) }); }
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catch { return NextResponse.json({ code: "WFS_UNAVAILABLE" }, { status: 502 }); }
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}
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