reduce api | version control
This commit is contained in:
taDuc
@@ -1,78 +1,8 @@
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const express = require("express");
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const crypto = require("crypto");
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const db = require("../db/polygons");
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const { applyEntityBatchChanges } = require("../lib/entityBatch");
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const { getBBox } = require("../utils/bbox");
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const router = express.Router();
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// =======================
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// Create geometry
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// =======================
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router.post("/", (req, res) => {
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const { geometry } = req.body || {};
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if (!geometry) {
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return res.status(400).json({ error: "Missing geometry" });
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}
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let temporalRange;
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let entityPayload;
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let bindingPayload;
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try {
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temporalRange = normalizeTemporalRange(req.body?.time_start, req.body?.time_end);
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entityPayload = extractEntityIdsFromPayload(req.body || {});
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bindingPayload = extractBindingFromPayload(req.body || {});
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ensureGeometryHasEntities(entityPayload.entityIds);
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validateEntityIdsExist(entityPayload.entityIds);
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} catch (err) {
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return res.status(err.status || 400).json({ error: err.message });
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}
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const id = crypto.randomUUID();
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const now = new Date().toISOString();
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const bbox = getBBox(geometry);
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const bindingIds = sanitizeBindingIdsForGeometry(bindingPayload.bindingIds, id);
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const geometryType = resolveGeometryType(req.body?.type, entityPayload.entityIds);
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try {
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const tx = db.transaction(() => {
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db.prepare(`
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INSERT INTO geometries (
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id, type, is_deleted, draw_geometry, binding, time_start, time_end,
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bbox_min_lng, bbox_min_lat, bbox_max_lng, bbox_max_lat,
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created_at, updated_at
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)
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VALUES (?, ?, 0, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
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`).run(
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id,
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geometryType,
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JSON.stringify(geometry),
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serializeBindingIds(bindingIds),
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temporalRange.timeStart,
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temporalRange.timeEnd,
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bbox.minLng,
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bbox.minLat,
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bbox.maxLng,
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bbox.maxLat,
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now,
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now
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);
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syncGeometryEntityLinks(id, entityPayload.entityIds, now);
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});
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tx();
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} catch (err) {
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if (err.status) {
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return res.status(err.status).json({ error: err.message });
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}
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console.error("Create geometry failed:", err);
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return res.status(500).json({ error: "Create geometry failed" });
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}
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res.json({ id });
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});
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// =======================
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// Query by bbox/time(/entity)
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// =======================
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@@ -149,380 +79,6 @@ router.get("/", (req, res) => {
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});
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});
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// =======================
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// Update geometry
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// =======================
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router.put("/:id", (req, res) => {
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const { geometry } = req.body || {};
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if (!geometry) {
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return res.status(400).json({ error: "Missing geometry" });
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}
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const existing = db.prepare(`
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SELECT id, type, time_start, time_end, binding
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FROM geometries
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WHERE id = ?
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AND is_deleted = 0
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`).get(req.params.id);
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if (!existing) {
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return res.status(404).json({ error: "Not found" });
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}
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const hasTimeStart = Object.prototype.hasOwnProperty.call(req.body || {}, "time_start");
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const hasTimeEnd = Object.prototype.hasOwnProperty.call(req.body || {}, "time_end");
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const hasType = Object.prototype.hasOwnProperty.call(req.body || {}, "type");
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let temporalRange;
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let entityPayload;
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let nextEntityIds;
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let bindingPayload;
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let nextBindingIds;
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let nextType;
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try {
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temporalRange = normalizeTemporalRange(
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hasTimeStart ? req.body?.time_start : existing.time_start,
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hasTimeEnd ? req.body?.time_end : existing.time_end
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);
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entityPayload = extractEntityIdsFromPayload(req.body || {});
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nextEntityIds = entityPayload.provided
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? entityPayload.entityIds
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: getLinkedEntityIdsByGeometryId(req.params.id);
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nextType = hasType
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? resolveGeometryType(req.body?.type, nextEntityIds, existing.type)
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: resolveGeometryType(null, nextEntityIds, existing.type);
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bindingPayload = extractBindingFromPayload(req.body || {});
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nextBindingIds = bindingPayload.provided
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? bindingPayload.bindingIds
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: parseBindingIds(existing.binding);
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nextBindingIds = sanitizeBindingIdsForGeometry(nextBindingIds, req.params.id);
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ensureGeometryHasEntities(nextEntityIds);
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validateEntityIdsExist(nextEntityIds);
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} catch (err) {
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return res.status(err.status || 400).json({ error: err.message });
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}
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const bbox = getBBox(geometry);
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const now = new Date().toISOString();
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try {
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const tx = db.transaction(() => {
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const result = db.prepare(`
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UPDATE geometries
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SET type = ?,
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draw_geometry = ?,
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binding = ?,
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time_start = ?,
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time_end = ?,
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bbox_min_lng = ?,
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bbox_min_lat = ?,
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bbox_max_lng = ?,
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bbox_max_lat = ?,
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updated_at = ?
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WHERE id = ?
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AND is_deleted = 0
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`).run(
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nextType,
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JSON.stringify(geometry),
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serializeBindingIds(nextBindingIds),
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temporalRange.timeStart,
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temporalRange.timeEnd,
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bbox.minLng,
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bbox.minLat,
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bbox.maxLng,
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bbox.maxLat,
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now,
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req.params.id
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);
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if (!result.changes) {
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throw createValidationError("Not found", 404);
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}
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if (entityPayload.provided) {
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syncGeometryEntityLinks(req.params.id, nextEntityIds, now);
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}
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});
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tx();
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} catch (err) {
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if (err.status) {
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return res.status(err.status).json({ error: err.message });
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}
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console.error("Update geometry failed:", err);
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return res.status(500).json({ error: "Update geometry failed" });
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}
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res.json({ success: true });
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});
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// =======================
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// Soft-delete geometry
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// =======================
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router.delete("/:id", (req, res) => {
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const now = new Date().toISOString();
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const tx = db.transaction(() => {
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const result = db.prepare(`
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UPDATE geometries
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SET is_deleted = 1,
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updated_at = ?
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WHERE id = ?
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AND is_deleted = 0
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`).run(now, req.params.id);
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if (!result.changes) {
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throw createValidationError("Not found", 404);
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}
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db.prepare(`DELETE FROM entity_geometries WHERE geometry_id = ?`).run(req.params.id);
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removeBindingReferenceFromAll(req.params.id, now);
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});
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try {
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tx();
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} catch (err) {
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if (err.status) {
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return res.status(err.status).json({ error: err.message });
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}
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console.error("Delete geometry failed:", err);
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return res.status(500).json({ error: "Delete geometry failed" });
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}
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res.json({ success: true });
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});
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// =======================
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// Apply batch of create/update/delete (used by FE Save)
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// =======================
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router.post("/batch", (req, res) => {
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const { changes } = req.body || {};
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if (!Array.isArray(changes)) {
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return res.status(400).json({ error: "changes must be an array" });
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}
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const now = new Date().toISOString();
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try {
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const tx = db.transaction((items) => {
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applyGeometryBatchChanges(items, now);
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});
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tx(changes);
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res.json({ success: true, applied: changes.length });
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} catch (err) {
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if (err.status) {
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return res.status(err.status).json({ error: err.message });
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}
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console.error("Batch apply error:", err);
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res.status(500).json({ error: "Batch apply failed" });
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}
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});
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// =======================
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// Apply entities + geometries in one transaction
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// =======================
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router.post("/batch/combined", (req, res) => {
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const entityChangesRaw = req.body?.entity_changes;
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const geometryChangesRaw = req.body?.geometry_changes;
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if (entityChangesRaw !== undefined && !Array.isArray(entityChangesRaw)) {
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return res.status(400).json({ error: "entity_changes must be an array" });
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}
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if (geometryChangesRaw !== undefined && !Array.isArray(geometryChangesRaw)) {
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return res.status(400).json({ error: "geometry_changes must be an array" });
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}
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const entityChanges = entityChangesRaw || [];
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const geometryChanges = geometryChangesRaw || [];
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const now = new Date().toISOString();
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try {
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const tx = db.transaction((entities, geometries) => {
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const entityResult = applyEntityBatchChanges(entities, { now });
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applyGeometryBatchChanges(geometries, now);
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return entityResult;
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});
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const entityResult = tx(entityChanges, geometryChanges);
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res.json({
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success: true,
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applied: entityChanges.length + geometryChanges.length,
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entity_applied: entityChanges.length,
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geometry_applied: geometryChanges.length,
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created_entity_ids: entityResult.createdEntityIds,
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});
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} catch (err) {
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if (err.status) {
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return res.status(err.status).json({ error: err.message });
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}
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console.error("Combined batch apply error:", err);
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res.status(500).json({ error: "Combined batch apply failed" });
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}
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});
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function applyGeometryBatchChanges(items, now) {
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for (const change of items) {
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const hasAction = Object.prototype.hasOwnProperty.call(change || {}, "action");
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const action = normalizeBatchAction(hasAction ? change.action : change?.type);
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if (!change || !action) {
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throw createValidationError("Invalid change entry");
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}
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if (action === "create") {
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const feature = change.feature;
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if (!feature || !feature.properties || !feature.properties.id || !feature.geometry) {
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throw createValidationError("Invalid create payload");
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}
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const temporalRange = normalizeTemporalRange(
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feature.properties.time_start,
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feature.properties.time_end
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);
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const entityPayload = extractEntityIdsFromPayload(feature.properties || {});
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const entityIds = entityPayload.entityIds;
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ensureGeometryHasEntities(entityIds);
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validateEntityIdsExist(entityIds);
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const bbox = getBBox(feature.geometry);
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const geometryId = String(feature.properties.id);
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const bindingPayload = extractBindingFromPayload(feature.properties || {});
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const bindingIds = sanitizeBindingIdsForGeometry(bindingPayload.bindingIds, geometryId);
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const geometryType = resolveGeometryType(feature.properties?.type, entityIds);
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db.prepare(`
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INSERT OR REPLACE INTO geometries (
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id, type, is_deleted, draw_geometry, binding, time_start, time_end,
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bbox_min_lng, bbox_min_lat, bbox_max_lng, bbox_max_lat,
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created_at, updated_at
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)
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VALUES (?, ?, 0, ?, ?, ?, ?, ?, ?, ?, ?, COALESCE((
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SELECT created_at FROM geometries WHERE id = ?
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), ?), ?)
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`).run(
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geometryId,
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geometryType,
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JSON.stringify(feature.geometry),
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serializeBindingIds(bindingIds),
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temporalRange.timeStart,
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temporalRange.timeEnd,
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bbox.minLng,
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bbox.minLat,
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bbox.maxLng,
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bbox.maxLat,
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geometryId,
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now,
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now
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);
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syncGeometryEntityLinks(geometryId, entityIds, now);
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continue;
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}
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if (action === "update") {
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const { id, geometry } = change;
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if (!id || !geometry) {
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throw createValidationError("Invalid update payload");
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}
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const existing = db.prepare(`
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SELECT id, type, time_start, time_end, binding
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FROM geometries
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WHERE id = ?
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AND is_deleted = 0
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||||
`).get(id);
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||||
if (!existing) {
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continue;
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}
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const hasTimeStart = Object.prototype.hasOwnProperty.call(change, "time_start");
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const hasTimeEnd = Object.prototype.hasOwnProperty.call(change, "time_end");
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const hasType = hasAction && Object.prototype.hasOwnProperty.call(change, "type");
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const temporalRange = normalizeTemporalRange(
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hasTimeStart ? change.time_start : existing.time_start,
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hasTimeEnd ? change.time_end : existing.time_end
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||||
);
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const bindingPayload = extractBindingFromPayload(change);
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const nextBindingIds = sanitizeBindingIdsForGeometry(
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bindingPayload.provided
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||||
? bindingPayload.bindingIds
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: parseBindingIds(existing.binding),
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id
|
||||
);
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const entityPayload = extractEntityIdsFromPayload(change);
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||||
const nextEntityIds = entityPayload.provided
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? entityPayload.entityIds
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: getLinkedEntityIdsByGeometryId(id);
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ensureGeometryHasEntities(nextEntityIds);
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validateEntityIdsExist(nextEntityIds);
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||||
const nextType = hasType
|
||||
? resolveGeometryType(change.type, nextEntityIds, existing.type)
|
||||
: resolveGeometryType(null, nextEntityIds, existing.type);
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||||
|
||||
const bbox = getBBox(geometry);
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||||
|
||||
db.prepare(`
|
||||
UPDATE geometries
|
||||
SET type = ?,
|
||||
draw_geometry = ?,
|
||||
binding = ?,
|
||||
time_start = ?,
|
||||
time_end = ?,
|
||||
bbox_min_lng = ?,
|
||||
bbox_min_lat = ?,
|
||||
bbox_max_lng = ?,
|
||||
bbox_max_lat = ?,
|
||||
updated_at = ?
|
||||
WHERE id = ?
|
||||
AND is_deleted = 0
|
||||
`).run(
|
||||
nextType,
|
||||
JSON.stringify(geometry),
|
||||
serializeBindingIds(nextBindingIds),
|
||||
temporalRange.timeStart,
|
||||
temporalRange.timeEnd,
|
||||
bbox.minLng,
|
||||
bbox.minLat,
|
||||
bbox.maxLng,
|
||||
bbox.maxLat,
|
||||
now,
|
||||
id
|
||||
);
|
||||
|
||||
if (entityPayload.provided) {
|
||||
syncGeometryEntityLinks(id, nextEntityIds, now);
|
||||
}
|
||||
continue;
|
||||
}
|
||||
|
||||
if (action === "delete") {
|
||||
if (!change.id) {
|
||||
throw createValidationError("Invalid delete payload");
|
||||
}
|
||||
|
||||
const result = db.prepare(`
|
||||
UPDATE geometries
|
||||
SET is_deleted = 1,
|
||||
updated_at = ?
|
||||
WHERE id = ?
|
||||
AND is_deleted = 0
|
||||
`).run(now, change.id);
|
||||
|
||||
if (result.changes) {
|
||||
db.prepare(`DELETE FROM entity_geometries WHERE geometry_id = ?`).run(change.id);
|
||||
removeBindingReferenceFromAll(change.id, now);
|
||||
}
|
||||
continue;
|
||||
}
|
||||
|
||||
throw createValidationError(`Unknown change type: ${String(action)}`);
|
||||
}
|
||||
}
|
||||
|
||||
module.exports = router;
|
||||
|
||||
function buildFeatureFromRow(row, linkedEntities = []) {
|
||||
@@ -559,90 +115,22 @@ function buildFeatureFromRow(row, linkedEntities = []) {
|
||||
};
|
||||
}
|
||||
|
||||
function normalizeOptionalYear(value) {
|
||||
if (value === undefined || value === null || value === "") return null;
|
||||
const num = Number(value);
|
||||
if (!Number.isFinite(num)) {
|
||||
throw createValidationError("time_start/time_end must be numbers");
|
||||
}
|
||||
return Math.trunc(num);
|
||||
}
|
||||
|
||||
function normalizeGeometryType(value) {
|
||||
if (value === undefined || value === null || value === "") return null;
|
||||
const normalized = String(value).trim().toLowerCase();
|
||||
return normalized.length ? normalized : null;
|
||||
}
|
||||
|
||||
function resolveGeometryType(requestedType, entityIds, fallbackType = null) {
|
||||
const normalizedRequestedType = normalizeGeometryType(requestedType);
|
||||
if (normalizedRequestedType && !isLegacyLineModeToken(normalizedRequestedType)) {
|
||||
return normalizedRequestedType;
|
||||
}
|
||||
|
||||
const derivedType = deriveGeometryTypeFromEntityIds(entityIds);
|
||||
if (derivedType) return derivedType;
|
||||
|
||||
const normalizedFallbackType = normalizeGeometryType(fallbackType);
|
||||
if (normalizedFallbackType && !isLegacyLineModeToken(normalizedFallbackType)) {
|
||||
return normalizedFallbackType;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
function deriveGeometryTypeFromEntityIds(entityIds) {
|
||||
if (!Array.isArray(entityIds) || !entityIds.length) return null;
|
||||
const primaryEntityId = normalizeEntityId(entityIds[0]);
|
||||
if (!primaryEntityId) return null;
|
||||
|
||||
const row = db.prepare(`
|
||||
SELECT type_id
|
||||
FROM entities
|
||||
WHERE id = ?
|
||||
AND is_deleted = 0
|
||||
LIMIT 1
|
||||
`).get(primaryEntityId);
|
||||
|
||||
return normalizeGeometryType(row?.type_id);
|
||||
}
|
||||
|
||||
function isLegacyLineModeToken(value) {
|
||||
return value === "line" || value === "path";
|
||||
}
|
||||
|
||||
function normalizeTemporalRange(timeStartValue, timeEndValue) {
|
||||
const timeStart = normalizeOptionalYear(timeStartValue);
|
||||
const timeEnd = normalizeOptionalYear(timeEndValue);
|
||||
if (timeStart !== null && timeEnd !== null && timeStart > timeEnd) {
|
||||
throw createValidationError("time_start must be <= time_end");
|
||||
}
|
||||
return { timeStart, timeEnd };
|
||||
}
|
||||
|
||||
function normalizeEntityId(value) {
|
||||
if (value === undefined || value === null || value === "") return null;
|
||||
const normalized = String(value).trim();
|
||||
return normalized || null;
|
||||
}
|
||||
|
||||
function normalizeEntityIds(rawEntityIds) {
|
||||
if (rawEntityIds === undefined) return [];
|
||||
if (rawEntityIds === null) return [];
|
||||
if (!Array.isArray(rawEntityIds)) {
|
||||
throw createValidationError("entity_ids must be an array");
|
||||
}
|
||||
|
||||
const deduped = [];
|
||||
const seen = new Set();
|
||||
for (const rawId of rawEntityIds) {
|
||||
const entityId = normalizeEntityId(rawId);
|
||||
if (!entityId || seen.has(entityId)) continue;
|
||||
seen.add(entityId);
|
||||
deduped.push(entityId);
|
||||
}
|
||||
return deduped;
|
||||
}
|
||||
|
||||
function normalizeBindingIds(rawBinding) {
|
||||
if (rawBinding === undefined || rawBinding === null || rawBinding === "") {
|
||||
return [];
|
||||
@@ -695,94 +183,6 @@ function parseBindingIds(rawBinding) {
|
||||
return [];
|
||||
}
|
||||
|
||||
function extractBindingFromPayload(payload) {
|
||||
const hasBinding = Object.prototype.hasOwnProperty.call(payload || {}, "binding");
|
||||
if (!hasBinding) {
|
||||
return {
|
||||
provided: false,
|
||||
bindingIds: [],
|
||||
};
|
||||
}
|
||||
|
||||
return {
|
||||
provided: true,
|
||||
bindingIds: normalizeBindingIds(payload.binding),
|
||||
};
|
||||
}
|
||||
|
||||
function sanitizeBindingIdsForGeometry(bindingIds, geometryId) {
|
||||
const selfId = String(geometryId);
|
||||
return bindingIds.filter((bindingId) => bindingId !== selfId);
|
||||
}
|
||||
|
||||
function serializeBindingIds(bindingIds) {
|
||||
return bindingIds.length ? JSON.stringify(bindingIds) : null;
|
||||
}
|
||||
|
||||
function extractEntityIdsFromPayload(payload) {
|
||||
const hasEntityIds = Object.prototype.hasOwnProperty.call(payload || {}, "entity_ids");
|
||||
const hasEntityId = Object.prototype.hasOwnProperty.call(payload || {}, "entity_id");
|
||||
if (!hasEntityIds && !hasEntityId) {
|
||||
return {
|
||||
provided: false,
|
||||
entityIds: [],
|
||||
};
|
||||
}
|
||||
|
||||
const fromArray = hasEntityIds ? normalizeEntityIds(payload.entity_ids) : [];
|
||||
const singleEntityId = hasEntityId ? normalizeEntityId(payload.entity_id) : null;
|
||||
|
||||
const entityIds = [...fromArray];
|
||||
if (singleEntityId && !entityIds.includes(singleEntityId)) {
|
||||
entityIds.unshift(singleEntityId);
|
||||
}
|
||||
|
||||
return {
|
||||
provided: true,
|
||||
entityIds,
|
||||
};
|
||||
}
|
||||
|
||||
function ensureGeometryHasEntities(entityIds) {
|
||||
if (!Array.isArray(entityIds) || !entityIds.length) {
|
||||
throw createValidationError("geometry must be linked to at least one entity");
|
||||
}
|
||||
}
|
||||
|
||||
function validateEntityIdsExist(entityIds) {
|
||||
if (!entityIds.length) {
|
||||
throw createValidationError("geometry must be linked to at least one entity");
|
||||
}
|
||||
|
||||
const placeholders = entityIds.map(() => "?").join(",");
|
||||
const rows = db.prepare(`
|
||||
SELECT id
|
||||
FROM entities
|
||||
WHERE is_deleted = 0
|
||||
AND id IN (${placeholders})
|
||||
`).all(...entityIds);
|
||||
|
||||
const found = new Set(rows.map((row) => row.id));
|
||||
const missing = entityIds.filter((entityId) => !found.has(entityId));
|
||||
if (missing.length) {
|
||||
throw createValidationError(`Entity not found: ${missing.join(", ")}`);
|
||||
}
|
||||
}
|
||||
|
||||
function getLinkedEntityIdsByGeometryId(geometryId) {
|
||||
const rows = db.prepare(`
|
||||
SELECT eg.entity_id
|
||||
FROM entity_geometries eg
|
||||
JOIN entities e
|
||||
ON e.id = eg.entity_id
|
||||
AND e.is_deleted = 0
|
||||
WHERE eg.geometry_id = ?
|
||||
ORDER BY eg.rowid ASC
|
||||
`).all(String(geometryId));
|
||||
|
||||
return rows.map((row) => row.entity_id);
|
||||
}
|
||||
|
||||
function loadGeometryLinksByGeometryId(geometryIds) {
|
||||
const map = new Map();
|
||||
if (!geometryIds.length) return map;
|
||||
@@ -816,59 +216,8 @@ function loadGeometryLinksByGeometryId(geometryIds) {
|
||||
return map;
|
||||
}
|
||||
|
||||
function syncGeometryEntityLinks(geometryId, entityIds, now) {
|
||||
db.prepare(`
|
||||
DELETE FROM entity_geometries
|
||||
WHERE geometry_id = ?
|
||||
`).run(String(geometryId));
|
||||
|
||||
for (const entityId of entityIds) {
|
||||
db.prepare(`
|
||||
INSERT INTO entity_geometries (entity_id, geometry_id, created_at)
|
||||
VALUES (?, ?, ?)
|
||||
`).run(entityId, String(geometryId), now);
|
||||
}
|
||||
}
|
||||
|
||||
function removeBindingReferenceFromAll(removedGeometryId, now) {
|
||||
const removedId = String(removedGeometryId);
|
||||
|
||||
const rows = db.prepare(`
|
||||
SELECT id, binding
|
||||
FROM geometries
|
||||
WHERE is_deleted = 0
|
||||
AND binding IS NOT NULL
|
||||
AND binding != ''
|
||||
`).all();
|
||||
|
||||
for (const row of rows) {
|
||||
const currentBindingIds = parseBindingIds(row.binding);
|
||||
if (!currentBindingIds.length) continue;
|
||||
|
||||
const nextBindingIds = currentBindingIds.filter((bindingId) => bindingId !== removedId);
|
||||
if (nextBindingIds.length === currentBindingIds.length) continue;
|
||||
|
||||
db.prepare(`
|
||||
UPDATE geometries
|
||||
SET binding = ?,
|
||||
updated_at = ?
|
||||
WHERE id = ?
|
||||
AND is_deleted = 0
|
||||
`).run(serializeBindingIds(nextBindingIds), now, row.id);
|
||||
}
|
||||
}
|
||||
|
||||
function createValidationError(message, status = 400) {
|
||||
const err = new Error(message);
|
||||
err.status = status;
|
||||
return err;
|
||||
}
|
||||
|
||||
function normalizeBatchAction(value) {
|
||||
if (value === undefined || value === null) return null;
|
||||
const normalized = String(value).trim().toLowerCase();
|
||||
if (normalized === "create" || normalized === "update" || normalized === "delete") {
|
||||
return normalized;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user