@opengis/fastify-table/server/routes/table/controllers/dataInfo.js

core-plugins

import { readFileSync } from 'node:fs';

import getMeta from '../../../plugins/pg/funcs/getMeta.js';
import metaFormat from "../../../plugins/table/funcs/metaFormat/index.js";
import getTemplatePath from "../../../plugins/table/funcs/getTemplatePath.js";
import yml2json from "../../../plugins/yml/funcs/yml2json.js";

const infoList = [];

const infoTemplateList = getTemplatePath('info')?.filter?.((el, idx, arr) => arr.findIndex(item => item[1] === el[1]) === idx);
infoTemplateList?.forEach?.(el => {
  const info = yml2json(readFileSync(el[1], 'utf-8'));
  infoList.push(info);
});

export default async function dataInfo({
  pg = pgClients.client, params = {}, query = {}, user = {},
}, reply) {
  const timeStart = Date.now();
  const { id } = params;
  const { table } = query;

  const filteredList = table ? infoList.filter(el => el.table === table) : infoList;

  if (!filteredList?.length) {
    return reply.status(404).send('empty info templates list');
  }

  if (!id) {
    return reply.status(400).send('not enough params: id');
  }

  const result = await Promise.all(filteredList.filter(el => el.table && pg.pk?.[el.table]).map(async (el) => {
    const { table, cls } = el;
    const { rowCount = 0, rows = [] } = await pg.query(`select ${pg.pk?.[el.table]} as id, ${el.columns?.map?.(el => el?.replace?.(/'/g, "''")) || '*'} from ${table} where ${el.query || 'true'} and ${pg.pk?.[table]}=$1`, [id]);
    if (rowCount > 0) {
      const meta = await getMeta({ pg, table });
      const columns = meta?.columns?.filter(item => el.columns?.includes?.(item.name))?.map?.(({ name, title, dataTypeID }) => ({ name, title, type: pg.pgType[dataTypeID] }));
      return { table, columns, rows, cls, sufix: false };
    }
    return null;
  }));

  if (!result[0]?.table) {
    return reply.status(404).send('object not found: ' + id);
  }

  await metaFormat(result[0], pg);

  return {
    time: Date.now() - timeStart,
    ...result[0],
  };
}