init

routes/entities.js

@@ -0,0 +1,103 @@
+const express = require("express");
+const db = require("../db/polygons");
+
+const router = express.Router();
+
+router.get("/", (req, res) => {
+    const search = typeof req.query.q === "string" ? req.query.q.trim() : "";
+
+    let sql = `
+        SELECT
+            e.*,
+            COUNT(eg.geometry_id) AS geometry_count
+        FROM entities e
+        LEFT JOIN entity_geometries eg
+            ON eg.entity_id = e.id
+        WHERE e.is_deleted = 0
+    `;
+    const params = [];
+
+    if (search) {
+        sql += " AND (e.name LIKE ? OR e.slug LIKE ?)";
+        const pattern = `%${search}%`;
+        params.push(pattern, pattern);
+    }
+
+    sql += `
+        GROUP BY e.id
+        ORDER BY e.name COLLATE NOCASE ASC
+    `;
+
+    const rows = db.prepare(sql).all(...params);
+    res.json(rows.map(normalizeEntityRow));
+});
+
+router.get("/search", (req, res) => {
+    const name = typeof req.query.name === "string" ? req.query.name.trim() : "";
+    const limit = normalizeLimit(req.query.limit, 25, 100);
+
+    if (!name) {
+        return res.json([]);
+    }
+
+    const pattern = `%${name}%`;
+    const rows = db.prepare(`
+        SELECT
+            e.*,
+            COUNT(eg.geometry_id) AS geometry_count
+        FROM entities e
+        LEFT JOIN entity_geometries eg
+            ON eg.entity_id = e.id
+        WHERE e.is_deleted = 0
+          AND e.name LIKE ?
+        GROUP BY e.id
+        ORDER BY e.name COLLATE NOCASE ASC
+        LIMIT ?
+    `).all(pattern, limit);
+
+    res.json(rows.map(normalizeEntityRow));
+});
+
+router.get("/:id", (req, res) => {
+    const row = db.prepare(`
+        SELECT
+            e.*,
+            COUNT(eg.geometry_id) AS geometry_count
+        FROM entities e
+        LEFT JOIN entity_geometries eg
+            ON eg.entity_id = e.id
+        WHERE e.id = ?
+          AND e.is_deleted = 0
+        GROUP BY e.id
+    `).get(req.params.id);
+
+    if (!row) {
+        return res.status(404).json({ error: "Entity not found" });
+    }
+
+    res.json(normalizeEntityRow(row));
+});
+
+module.exports = router;
+
+function normalizeEntityRow(row) {
+    return {
+        id: row.id,
+        name: row.name,
+        slug: row.slug,
+        description: row.description,
+        type_id: row.type_id,
+        status: row.status,
+        created_at: row.created_at,
+        updated_at: row.updated_at,
+        geometry_count: Number(row.geometry_count || 0),
+    };
+}
+
+function normalizeLimit(value, fallback = 25, max = 100) {
+    const num = Number(value);
+    if (!Number.isFinite(num)) return fallback;
+    const intValue = Math.trunc(num);
+    if (intValue <= 0) return fallback;
+    return Math.min(intValue, max);
+}