@opengis/fastify-table/dist/server/routes/grpc/controllers/file2geojson.js

core-plugins

import path from "node:path";
import { config, logger, pgClients } from "../../../../utils.js";
import file2json from "../../../plugins/grpc/file2json.js";
export default async function file2geojson({ pg = pgClients.client, body = {}, }, reply) {
    const { file, srid, debug } = body;
    if (!file || !srid) {
        return reply.status(400).send("params file and srid are required");
    }
    const ext = path.extname(file);
    if (![".zip", ".gdb", ".gpkg", ".geojson"].includes(ext)) {
        return reply.status(400).send("Невірний формат файлів");
    }
    const filepath = path.join(config.folder || "", file);
    try {
        const JsonData = await file2json({ filepath, debug });
        if (debug)
            return JsonData;
        // if (JsonData?.features?.length > 1) return { error: 'too many features', status: 400 };
        if (!JsonData?.features?.length &&
            JsonData?.type?.toLowerCase() !== "feature") {
            return reply.status(400).send("invalid file content");
        }
        const JsonArr = JsonData?.features
            ? JsonData
            : { type: "FeatureCollection", features: [JsonData] };
        const { rows = [] } = await pg.query(`
        select 
        features->>'type' as type,
        features->'properties' as properties,
        st_asgeojson(st_transform(st_setsrid(st_geomfromgeojson(features->>'geometry'),$2),4326))::json as geometry        
        from (
        select d->>'type' as type,d->>'name' as name,json_array_elements(d->'features') as features 
        from (
            select  json_array_elements(case when json_typeof(d)='array' then d else json_build_array(d) end)d
            from (
            select ($1)::json as d
            )q
        )q
    )q`, [JSON.stringify(JsonArr).replace(/'/g, "''"), srid]);
        return reply.status(200).send([{ features: [rows.slice(0, 1)] }]);
    }
    catch (err) {
        if (err?.detail?.includes("Infinity")) {
            return { error: "invalid geometry. Check input SRID", status: 400 };
        }
        logger.file("grpc/file2json", {
            error: err.toString(),
            stack: err.stack,
            file,
            srid,
        });
        return reply.status(500).send(err.toString());
    }
}