osmWorkflow/scripts/workbench/app.js

import Map from "/vendor/ol/Map.js";
import View from "/vendor/ol/View.js";
import VectorLayer from "/vendor/ol/layer/Vector.js";
import VectorSource from "/vendor/ol/source/Vector.js";
import GeoJSON from "/vendor/ol/format/GeoJSON.js";
import Feature from "/vendor/ol/Feature.js";
import LineString from "/vendor/ol/geom/LineString.js";
import Point from "/vendor/ol/geom/Point.js";
import Style from "/vendor/ol/style/Style.js";
import Fill from "/vendor/ol/style/Fill.js";
import Stroke from "/vendor/ol/style/Stroke.js";
import CircleStyle from "/vendor/ol/style/Circle.js";
import RegularShape from "/vendor/ol/style/RegularShape.js";
import Select from "/vendor/ol/interaction/Select.js";
import { click } from "/vendor/ol/events/condition.js";
import { fromLonLat } from "/vendor/ol/proj.js";

const geojson = new GeoJSON();
const areaLabel = document.querySelector("#area");
const status = document.querySelector("#status");
const form = document.querySelector("#road-form");
const hint = document.querySelector("#hint");
const roadName = document.querySelector("#road-name");
const movementSummary = document.querySelector("#movement-summary");
const laneConvention = document.querySelector("#lane-convention");
const selectedMovementPanel = document.querySelector("#selected-movement");
const movementDetail = document.querySelector("#movement-detail");
const directionSwitch = document.querySelector("#direction-switch");
const widthInput = document.querySelector("#width");
const lanesInput = document.querySelector("#lanes");
const leftInput = document.querySelector("#left");
const rightInput = document.querySelector("#right");
const centerLineForm = document.querySelector("#center-line-form");
const centerLineSegment = document.querySelector("#center-line-segment");
const markingStyleHeading = document.querySelector("#marking-style-heading");
const centerLineStyleInput = document.querySelector("#center-line-style");
const doubleYellowOption = document.createElement("option");
doubleYellowOption.value = "double-yellow-solid"; doubleYellowOption.textContent = "双黄实线"; centerLineStyleInput.append(doubleYellowOption);
const evidence = document.querySelector("#evidence");
const diagnostics = document.querySelector("#diagnostics");
const diagnosticFilters = document.querySelector("#diagnostic-filters");
const summary = document.querySelector("#summary");
const connectionsBox = document.querySelector("#connections");
const addConnectionButton = document.querySelector("#add-connection");
const saveButton = document.querySelector("#save");
const compileButton = document.querySelector("#compile");
const dirtyState = document.querySelector("#dirty-state");
const scenePreviewToggle = document.querySelector("#scene-preview");
const selectedJunctionPanel = document.querySelector("#selected-junction");
const junctionDetail = document.querySelector("#junction-detail");
const directionArrowsToggle = document.createElement("label");
directionArrowsToggle.innerHTML = '<input data-layer="directionArrows" type="checkbox" checked> 道路方向箭头';
const markingsToggle = document.createElement("label");
markingsToggle.innerHTML = '<input data-layer="markings" type="checkbox" checked> 车道分隔线与路口转向箭头';
const centerLinesToggle = document.createElement("label");
centerLinesToggle.innerHTML = '<input data-layer="centerLines" type="checkbox" checked> 道路中心线';
const edgeLinesToggle = document.createElement("label");
edgeLinesToggle.innerHTML = '<input data-layer="edgeLines" type="checkbox"> 道路外缘线';
const controlsToggle = document.createElement("label");
controlsToggle.innerHTML = '<input data-layer="controls" type="checkbox" checked> 斑马线与停止线';
const signalsToggle = document.createElement("label");
signalsToggle.innerHTML = '<input data-layer="signals" type="checkbox" checked> 红绿灯设施';
document.querySelector('[data-layer="lanes"]').closest("label").after(directionArrowsToggle, markingsToggle, centerLinesToggle, edgeLinesToggle, controlsToggle, signalsToggle);
const gaodeReferenceColors = { 1: "#2563eb", 2: "#0f766e", 3: "#7c3aed", 4: "#ea580c", 5: "#64748b" };

let state;
let selectedRoad = null;
let selectedMovement = null;
let selectedJunction = null;
let staged = [];
let manualFromEndpoint = null;
let diagnosticFilter = "all";
let scenePreview = false;
let selectedCenterLineSegment = null;
let selectedLaneSeparator = null;
let selectedEdgeLine = null;
let selectedSignal = null;
const signalPanel = document.createElement("section");
signalPanel.innerHTML = '<hr><h2>原生红绿灯</h2><button type="button" data-signal="generate">从 OSM 生成缺失信号灯</button><label>检查信号灯<select name="signal-picker"><option value="">选择设施</option></select></label><form hidden><output></output><label>灯杆经度<input name="lon" type="number" min="-180" max="180" step="0.000001"></label><label>灯杆纬度<input name="lat" type="number" min="-90" max="90" step="0.000001"></label><label>横杆方向（度）<input name="mastHeading" type="number" min="0" max="360" step="1"></label><label>横杆长度（米）<input name="mastReach" type="number" min="0.1" max="30" step="0.1"></label><label>灯面朝向（度）<input name="faceHeading" type="number" min="0" max="360" step="1"></label><label>相位组<input name="phase" type="number" min="0" max="1" step="1"></label><label><input name="enabled" type="checkbox"> 启用</label><button type="submit">保存信号灯</button><button type="button" data-signal="delete">删除信号灯</button></form>';
document.querySelector(".inspector").insertBefore(signalPanel, document.querySelector(".inspector details"));
const signalForm = signalPanel.querySelector("form");
const signalOutput = signalForm.querySelector("output");
const signalPicker = signalPanel.querySelector('[name="signal-picker"]');
const source = () => new VectorSource();
const layers = {
  reference: new VectorLayer({ source: source(), visible: false, style: new Style({ fill: new Fill({ color: "rgba(123, 140, 148, .28)" }), stroke: new Stroke({ color: "#8999a0", width: 1 }) }) }),
  gaodeReference: new VectorLayer({ source: source(), visible: true, zIndex: 1, style: (feature) => { const color = gaodeReferenceColors[feature.get("type")] || "#475569"; return new Style({ fill: new Fill({ color: `${color}26` }), stroke: new Stroke({ color, width: 1.5 }) }); } }),
  native: new VectorLayer({ source: source(), style: nativeSurfaceStyle }),
  edgeLines: new VectorLayer({ source: source(), visible: false, style: markingStyle }),
  sidewalks: new VectorLayer({ source: source(), style: sidewalkSurfaceStyle }),
  osm: new VectorLayer({ source: source(), style: (feature) => new Style({ stroke: new Stroke({ color: feature.get("road_id") === selectedRoad?.id ? "#006e91" : "#263630", width: feature.get("road_id") === selectedRoad?.id ? 5 : 2 }) }) }),
  lanes: new VectorLayer({ source: source(), style: laneStyle }),
  directionArrows: new VectorLayer({ source: source(), style: markingStyle }),
  markings: new VectorLayer({ source: source(), style: markingStyle }),
  centerLines: new VectorLayer({ source: source(), style: centerLineStyle }),
  controls: new VectorLayer({ source: source(), style: markingStyle }),
  signals: new VectorLayer({ source: source(), style: signalAssemblyStyle, zIndex: 30 }),
  osmDirection: new VectorLayer({ source: source(), style: (feature) => new Style({ image: new RegularShape({ points: 3, radius: 9, rotation: feature.get("rotation"), fill: new Fill({ color: "#006e91" }), stroke: new Stroke({ color: "#fff", width: 1.5 }) }) }), zIndex: 11 }),
  connectors: new VectorLayer({ source: source(), style: (feature) => effectiveConnectorEnabled(feature.getProperties()) ? new Style({ stroke: new Stroke({ color: roadIdFromLane(feature.get("from_lane_id")) === selectedRoad?.id ? "#d1226f" : "#ad3a76", width: roadIdFromLane(feature.get("from_lane_id")) === selectedRoad?.id ? 4 : 2, lineDash: [7, 5] }) }) : null }),
  diagnostics: new VectorLayer({ source: source(), style: (feature) => new Style({ image: new CircleStyle({ radius: 6, fill: new Fill({ color: feature.get("severity") === "error" ? "#bf3b2e" : "#d49318" }), stroke: new Stroke({ color: "#fff", width: 1 }) }) }) }),
  selectedRoad: new VectorLayer({ source: source(), style: new Style({ stroke: new Stroke({ color: "#00a5cf", width: 8 }) }), zIndex: 10 }),
  selectedMovement: new VectorLayer({ source: source(), style: new Style({ stroke: new Stroke({ color: "#f0b323", width: 6 }) }), zIndex: 12 }),
};
const map = new Map({ target: "map", layers: [layers.gaodeReference, layers.reference, layers.native, layers.edgeLines, layers.sidewalks, layers.osm, layers.lanes, layers.directionArrows, layers.markings, layers.centerLines, layers.controls, layers.signals, layers.connectors, layers.diagnostics, layers.selectedRoad, layers.osmDirection, layers.selectedMovement], view: new View({ center: [0, 0], zoom: 2 }) });
const select = new Select({ condition: click, layers: (layer) => manualFromEndpoint ? layer === layers.osm : [layers.osm, layers.lanes, layers.directionArrows, layers.markings, layers.centerLines, layers.edgeLines, layers.controls, layers.signals, layers.connectors, layers.native, layers.diagnostics].includes(layer), hitTolerance: 12, style: null });
map.addInteraction(select);
select.on("select", ({ selected }) => {
  const feature = selected[0];
  if (!feature) return;
  if (feature.get("signal_uid")) return selectSignal(poleFeatureForSignal(feature.get("signal_uid")) || feature);
  if (manualFromEndpoint) return chooseManualTarget(roadForFeature(feature));
  const junction = junctionForFeature(feature);
  if (junction) return selectJunction(junction);
  const provenance = feature.get("provenance");
  if (provenance?.startsWith("native-road-")) {
    const road = roadForFeature(feature);
    const directionArrow = provenance === "native-road-direction-arrow/v1";
    const turnArrow = provenance === "native-road-turn-arrow/v1";
    const centerLine = provenance === "native-road-center-line/v1";
    const edgeLine = provenance === "native-road-edge-line/v1";
    const crosswalk = provenance === "native-road-crosswalk/v1";
    const stopLine = provenance === "native-road-stop-line/v1";
    const markingType = centerLine ? "道路中心线" : edgeLine ? "道路外缘线" : crosswalk ? "斑马线" : stopLine ? "停止线" : directionArrow ? "道路方向箭头" : turnArrow ? "路口转向箭头" : "车道分隔线";
    selectRoad(road);
    if (centerLine) selectCenterLine(feature); else if (edgeLine) selectEdgeLine(feature); else if (provenance === "native-road-lane-separator/v1") selectLaneSeparator(feature); else clearCenterLineSelection();
    evidence.textContent = JSON.stringify({
      标线类型: markingType,
      人行横道节点: crosswalk || stopLine ? feature.get("crossing_node_id") : null,
      OSM道路: feature.get("osm_way_ids"),
      原生道路: feature.get("road_id"),
      道路段: centerLine ? feature.get("segment_id") : null,
      方向: feature.get("direction"),
      车道: feature.get("lane_id") || feature.get("lane_index") || `${feature.get("left_lane_index")} 与 ${feature.get("right_lane_index")} 之间`,
      转向: turnArrow ? feature.get("maneuver") : null,
      样式: centerLine || edgeLine || provenance === "native-road-lane-separator/v1" ? feature.get("effective_style") : null,
      放置方法: feature.get("placement_method") || null,
      道路内距离米: feature.get("distance_along_lane_meters") || null,
      路口前距离米: feature.get("placement_distance_meters") || null,
      来源: provenance,
    }, null, 2);
    return message(`已选中${markingType}`);
  }
  const movement = state.compiled.movements?.find((item) => item.id === feature.get("movement_id")) || null;
  selectRoad(roadForFeature(feature), undefined, movement);
});
map.on("pointermove", (event) => { map.getTargetElement().style.cursor = map.hasFeatureAtPixel(event.pixel, { hitTolerance: 8 }) ? "pointer" : ""; });

function message(text) { status.textContent = text; }
function updateDirtyState() {
  const count = staged.length;
  dirtyState.textContent = count ? `未保存修改 ${count} 项` : "所有修改已保存";
  dirtyState.classList.toggle("dirty", count > 0);
  saveButton.disabled = count === 0;
}
function roadLabel(road) { return road.tags.name || `${road.highway}（OSM ${road.osmWayIds.join(", ")}）`; }
function osmDirectionLabel(road) { return road?.direction === "forward" ? "沿 OSM 方向" : "逆 OSM 方向"; }
function roadIdFromLane(laneId) { return typeof laneId === "string" ? laneId.slice(5, laneId.lastIndexOf(":")) : ""; }
function laneIndex(laneId) { return Number(String(laneId).split(":").at(-1)); }
function lanePositionLabel(road, index) { return road?.laneCount === 1 ? "唯一车道" : `左起第 ${index} 车道`; }
function laneStyle(feature) { const roadId = feature.get("road_id"); const selected = Boolean(roadId && selectedRoad && roadId === selectedRoad.id); const composite = feature.get("cluster_preview"); return new Style({ stroke: new Stroke({ color: selected ? "#006e91" : "#f5f6ee", width: selected ? 3 : composite ? 1.6 : 1.3, lineDash: composite ? [7, 5] : [5, 4] }) }); }
function markingStyle(feature) { const yellow = feature?.get("color") === "yellow"; return new Style({ fill: new Fill({ color: yellow ? "#f5be2a" : "#f5f6ee" }), stroke: new Stroke({ color: yellow ? "#d29d16" : "#d9dacf", width: 1 }) }); }
function signalAssemblyStyle(feature) { const component = feature.get("signal_component"); if (component === "mast") return [new Style({ stroke: new Stroke({ color: "#fff", width: 9 }) }), new Style({ stroke: new Stroke({ color: "#007f99", width: 5 }) })]; if (component === "face") return [new Style({ stroke: new Stroke({ color: "#fff", width: 7 }) }), new Style({ stroke: new Stroke({ color: "#df2435", width: 3 }) })]; if (component === "head") { const heading = Number(feature.get("face_heading_deg")) || 0; return new Style({ image: new RegularShape({ points: 3, radius: 8, rotation: heading * Math.PI / 180, fill: new Fill({ color: "#df2435" }), stroke: new Stroke({ color: "#fff", width: 2 }) }) }); } return new Style({ image: new RegularShape({ points: 4, radius: 6, angle: Math.PI / 4, fill: new Fill({ color: "#263630" }), stroke: new Stroke({ color: "#fff", width: 2 }) }) }); }
function centerLineStyle(feature) { const white = feature.get("color") === "white"; const color = white ? "#faf9ee" : "#f5be2a"; return new Style({ fill: new Fill({ color }), stroke: new Stroke({ color: feature.get("pattern") === "solid" ? color : white ? "#aeb0aa" : "#d29d16", width: feature.get("pattern") === "solid" ? .25 : .8 }) }); }
function nativeSurfaceStyle(feature) {
  // Split road features meet at OSM junction nodes. Their per-feature outlines
  // are editing aids, not physical seams, so scene mode must render fills only.
  if (scenePreview) return new Style({ fill: new Fill({ color: "#3f4b50" }) });
  if (feature.get("cluster_id") && feature.get("complex_part")) return new Style({ fill: new Fill({ color: "#6f948a" }) });
  if (feature.get("kind") === "cluster") return new Style({ fill: new Fill({ color: "rgba(20, 132, 112, .5)" }), stroke: new Stroke({ color: "#075e4f", width: 4, lineDash: [10, 5] }) });
  if (feature.get("template")) return new Style({ fill: new Fill({ color: "rgba(20, 132, 112, .46)" }), stroke: new Stroke({ color: "#087c67", width: 3, lineDash: [7, 4] }) });
  return feature.get("native_id")?.startsWith("junction:")
    ? new Style({ fill: new Fill({ color: "rgba(12, 116, 91, .38)" }), stroke: new Stroke({ color: "#0e785f", width: 1.5 }) })
    : new Style({ fill: new Fill({ color: "rgba(40, 105, 86, .35)" }), stroke: new Stroke({ color: "#296956", width: 1 }) });
}
function sidewalkSurfaceStyle() {
  return scenePreview
    ? new Style({ fill: new Fill({ color: "#b7b9ad" }) })
    : new Style({ fill: new Fill({ color: "rgba(218, 191, 137, .6)" }), stroke: new Stroke({ color: "#9b7c40", width: 1 }) });
}
function directionArrowFeature(geometry) { const middle = geometry.getCoordinateAt(.5); const before = geometry.getCoordinateAt(.48); const after = geometry.getCoordinateAt(.52); const length = Math.hypot(after[0] - before[0], after[1] - before[1]); if (length < .01) return null; return new Feature({ geometry: new Point(middle), rotation: Math.atan2(after[1] - before[1], after[0] - before[0]) }); }
function refreshOsmDirection() { const directionSource = layers.osmDirection.getSource(); directionSource.clear(); if (!selectedRoad) return; const centerline = new LineString(selectedRoad.centerline).transform("EPSG:4326", "EPSG:3857"); const arrow = directionArrowFeature(centerline); if (arrow) directionSource.addFeature(arrow); }
function refreshSelectedMovement() { const movementSource = layers.selectedMovement.getSource(); movementSource.clear(); if (!selectedMovement?.geometryPublished || !effectiveConnectorEnabled({ connection_id: selectedMovement.connectionId, fromLaneId: selectedMovement.fromLaneId, toLaneId: selectedMovement.toLaneId })) return; const feature = layers.connectors.getSource().getFeatures().find((candidate) => candidate.get("movement_id") === selectedMovement.id); if (feature) movementSource.addFeature(new Feature({ geometry: feature.getGeometry().clone() })); }
function roadForFeature(feature) {
  const properties = feature.getProperties();
  const roadId = properties.road_id || properties.subjectId || roadIdFromLane(properties.from_lane_id) || properties.directional_road_ids?.split(",")[0];
  return state.compiled.model.roads.find((road) => road.id === roadId) || null;
}
function junctionForFeature(feature) { const id = feature.get("native_id"); return id?.startsWith("junction:") || id?.startsWith("junction-cluster:") ? layers.native.getSource().getFeatures().find((item) => item.get("native_id") === id) : null; }
function endpointFor(road, side) { return state.compiled.model.endpoints.find((endpoint) => endpoint.roadId === road?.id && endpoint.side === side) || null; }
function endpointsCompatible(from, to) { if (!from || !to || from.roadId === to.roadId || from.side !== "end" || to.side !== "start") return false; if (from.nodeId === to.nodeId) return true; const dx = (from.coordinate[0] - to.coordinate[0]) * 111320 * Math.cos(from.coordinate[1] * Math.PI / 180); const dy = (from.coordinate[1] - to.coordinate[1]) * 111320; return Math.hypot(dx, dy) <= 35; }
function readFeatures(collection, predicate = null) { const source = collection || { type: "FeatureCollection", features: [] }; const filtered = predicate ? { ...source, features: (source.features || []).filter(predicate) } : source; return geojson.readFeatures(filtered, { dataProjection: "EPSG:4326", featureProjection: "EPSG:3857" }); }
function rawRoadFeatures() { return state.compiled.model.roads.map((road) => new Feature({ geometry: new LineString(road.centerline).transform("EPSG:4326", "EPSG:3857"), road_id: road.id })); }
function updateSources() {
  layers.reference.getSource().clear(); layers.reference.getSource().addFeatures(readFeatures(state.layers.osm2streetsRoadSurface));
  layers.gaodeReference.getSource().clear(); layers.gaodeReference.getSource().addFeatures(readFeatures(state.junctionReference?.converted));
  layers.native.getSource().clear(); layers.native.getSource().addFeatures([...readFeatures(state.layers.nativeRoadSurface), ...readFeatures(state.layers.nativeIntersectionSurface)]);
  layers.sidewalks.getSource().clear(); layers.sidewalks.getSource().addFeatures(readFeatures(state.layers.nativeSidewalkSurface));
  layers.osm.getSource().clear(); layers.osm.getSource().addFeatures(rawRoadFeatures());
  layers.lanes.getSource().clear(); layers.lanes.getSource().addFeatures(readFeatures(state.layers.laneCenterlines, (feature) => !feature.properties?.cluster_internal && !feature.properties?.cluster_preview_hidden));
  layers.edgeLines.getSource().clear(); layers.edgeLines.getSource().addFeatures(readFeatures(state.layers.edgeLines));
  layers.directionArrows.getSource().clear(); layers.directionArrows.getSource().addFeatures(readFeatures(state.layers.directionArrows, (feature) => !feature.properties?.cluster_preview_hidden));
  layers.markings.getSource().clear(); layers.markings.getSource().addFeatures([...readFeatures(state.layers.laneSeparators, (feature) => !feature.properties?.cluster_preview_hidden), ...readFeatures(state.layers.turnArrows, (feature) => !feature.properties?.cluster_preview_hidden)]);
  layers.centerLines.getSource().clear(); layers.centerLines.getSource().addFeatures(readFeatures(state.layers.centerLines, (feature) => !feature.properties?.cluster_preview_hidden));
  layers.controls.getSource().clear(); layers.controls.getSource().addFeatures([...readFeatures(state.layers.crosswalks), ...readFeatures(state.layers.vehicleStopLines)]);
  const signalFeatures = readFeatures(state.trafficSignals?.assemblies || { type: "FeatureCollection", features: [] }); const armFeatures = []; const faceFeatures = []; const headFeatures = []; for (const signal of state.trafficRuntime?.signals || []) { const arm = signal.pose?.arm; const head = signal.pose?.head; if (!arm || !head) continue; const properties = { signal_uid: signal.id }; const headPoint = fromLonLat([head.longitude, head.latitude]); const radians = Number(head.faceHeadingDegrees) * Math.PI / 180; const faceEnd = [headPoint[0] + Math.sin(radians) * 2.5, headPoint[1] + Math.cos(radians) * 2.5]; armFeatures.push(new Feature({ geometry: new LineString([fromLonLat([arm.from.longitude, arm.from.latitude]), fromLonLat([arm.to.longitude, arm.to.latitude])]), signal_component: "mast", ...properties })); faceFeatures.push(new Feature({ geometry: new LineString([headPoint, faceEnd]), signal_component: "face", ...properties })); headFeatures.push(new Feature({ geometry: new Point(faceEnd), signal_component: "head", face_heading_deg: head.faceHeadingDegrees, ...properties })); } layers.signals.getSource().clear(); layers.signals.getSource().addFeatures([...armFeatures, ...faceFeatures, ...signalFeatures, ...headFeatures]); const pickerValue = signalPicker.value; signalPicker.replaceChildren(new Option("选择设施", "")); signalFeatures.forEach((feature) => signalPicker.add(new Option(feature.get("display_id") || feature.get("signal_uid"), feature.get("signal_uid")))); signalPicker.value = pickerValue;
  layers.connectors.getSource().clear(); layers.connectors.getSource().addFeatures(readFeatures(state.layers.connectors, (feature) => !feature.properties?.cluster_internal));
  layers.diagnostics.getSource().clear(); layers.diagnostics.getSource().addFeatures(readFeatures({ type: "FeatureCollection", features: state.compiled.diagnostics.filter((item) => item.geometry).map(({ geometry, ...properties }) => ({ type: "Feature", properties, geometry })) }));
  const extent = layers.osm.getSource().getExtent(); if (Number.isFinite(extent[0])) map.getView().fit(extent, { padding: [48, 48, 48, 48], maxZoom: 19 });
}
function laneId(connection, side) { return connection[side === "from" ? "fromLaneId" : "toLaneId"] || connection[side === "from" ? "from_lane_id" : "to_lane_id"]; }
function effectiveLaneEnabled(connector) { const id = `车道连接:${laneId(connector, "from")}->${laneId(connector, "to")}`; const override = [...staged, ...state.overrides.overrides].find((item) => item.id === id); return override ? override.enabled : connector.enabled !== false; }
function effectiveConnectionEnabled(connection) { const id = `连接:${connection.id}`; const override = [...staged, ...state.overrides.overrides].find((item) => item.id === id); return override ? override.enabled : connection.enabled; }
function effectiveConnectorEnabled(connector) { const connection = state?.compiled.model.connections.find((item) => item.id === connector.connection_id); return effectiveLaneEnabled(connector) && (!connection || effectiveConnectionEnabled(connection)); }

function selectRoad(road, note, movement = null) {
  selectedRoad = road; selectedMovement = movement; selectedJunction = null; selectedJunctionPanel.hidden = true; layers.osm.changed(); layers.lanes.changed(); layers.connectors.changed(); refreshOsmDirection(); refreshSelectedMovement();
  layers.selectedRoad.getSource().clear(); if (road) layers.selectedRoad.getSource().addFeature(new Feature({ geometry: new LineString(road.centerline).transform("EPSG:4326", "EPSG:3857") }));
  form.hidden = !road; hint.hidden = Boolean(road); if (!road) return;
  roadName.textContent = `${roadLabel(road)}（${osmDirectionLabel(road)}）`;
  widthInput.value = road.widthMeters; lanesInput.value = road.laneCount; leftInput.checked = road.sidewalkLeft; rightInput.checked = road.sidewalkRight;
  evidence.textContent = JSON.stringify({ OSM道路: road.osmWayIds, 当前方向节点顺序: road.sourceNodeIds, 参数来源: road.provenance, 已应用修改: road.appliedOverrideIds, 原始标签: road.tags }, null, 2);
  laneConvention.textContent = road.laneCount === 1 ? "蓝色箭头在 OSM 原始中心线上，表示当前方向；“沿 OSM 方向”即节点顺序。本方向只有一条车道。" : "蓝色箭头在 OSM 原始中心线上，表示当前方向；“沿 OSM 方向”即节点顺序。车道按行驶方向从左向右编号。";
  renderDirectionSwitch(road); renderMovementSummary(road); renderSelectedMovement(); renderConnections(road); message(note || (selectedMovement ? `已选中行驶动作：${turnLabel(selectedMovement.turn)}` : `已选中：${roadLabel(road)}`));
}
function selectJunction(feature) {
  selectedJunction = feature; selectedRoad = null; selectedMovement = null; form.hidden = true; hint.hidden = true; selectedJunctionPanel.hidden = false;
  const properties = feature.getProperties(); const roadIds = String(properties.source_road_ids || "").split(",").filter(Boolean);
  const roads = roadIds.map((id) => state.compiled.model.roads.find((road) => road.id === id)).filter(Boolean);
  junctionDetail.textContent = JSON.stringify({ OSM节点: properties.osm_node_id || properties.osm_node_ids, 类型: properties.kind === "cluster" ? "复合路口簇" : properties.kind === "t" ? "T字路口" : "十字路口", 参与方向道路: roads.map((road) => ({ 道路: roadLabel(road), OSM道路: road.osmWayIds, 节点顺序: road.sourceNodeIds })), 构面规则: properties.rule, 模板: properties.template, 边界策略: properties.boundary_mode, 基础截面面积平方米: properties.approach_area_m2, 最终路口面积平方米: properties.surface_area_m2, 外缘扩张倍率: properties.expansion_ratio, 路口退让距离米: properties.cutback_m, 行驶动作数: properties.movement_count, 已绘制连接数: properties.connector_count }, null, 2);
  message(`已选中路口：OSM 节点 ${properties.osm_node_id || properties.osm_node_ids}`);
}
function selectSignal(feature) {
  selectedSignal = feature.get("signal_uid"); const p = feature.getProperties(); signalPicker.value = selectedSignal;
  const [x, y] = feature.getGeometry().getCoordinates();
  map.getView().fit([x - 25, y - 25, x + 25, y + 25], { padding: [80, 80, 80, 360], maxZoom: 22, duration: 250 });
  signalForm.hidden = false; signalOutput.textContent = `${p.display_id || p.signal_uid}（${p.signal_uid}）`;
  signalForm.lon.value = feature.getGeometry().clone().transform("EPSG:3857", "EPSG:4326").getCoordinates()[0];
  signalForm.lat.value = feature.getGeometry().clone().transform("EPSG:3857", "EPSG:4326").getCoordinates()[1];
  signalForm.mastHeading.value = p.mast_heading_deg; signalForm.mastReach.value = p.mast_reach_m; signalForm.faceHeading.value = p.face_heading_deg; signalForm.phase.value = p.phase_group; signalForm.enabled.checked = p.enabled;
  evidence.textContent = JSON.stringify({ 信号灯: p.signal_uid, 控制节点: p.control_id, 路口方向: p.approach_id, 来源: state.trafficSignals.provenance }, null, 2); message("已选中原生红绿灯");
}
function poleFeatureForSignal(signalUid) { return layers.signals.getSource().getFeatures().find((item) => item.get("signal_uid") === signalUid && !item.get("signal_component")); }
async function saveSignals(document) { const response = await fetch("/api/traffic-signals", { method: "POST", headers: { "Content-Type": "application/json" }, body: JSON.stringify(document) }); const result = await response.json(); if (!result.ok) throw new Error(result.error); state.trafficSignals = result.trafficSignals; state.trafficRuntime = result.runtime; updateSources(); renderSummary(); }
function signalDocumentWithChange(change) { const document = structuredClone(state.trafficSignals); document.assemblies.features = change(document.assemblies.features); return document; }
signalForm.onsubmit = async (event) => { event.preventDefault(); try { await saveSignals(signalDocumentWithChange((features) => features.map((feature) => feature.properties.signal_uid !== selectedSignal ? feature : { ...feature, geometry: { type: "Point", coordinates: [Number(signalForm.lon.value), Number(signalForm.lat.value)] }, properties: { ...feature.properties, mast_heading_deg: Number(signalForm.mastHeading.value), mast_reach_m: Number(signalForm.mastReach.value), face_heading_deg: Number(signalForm.faceHeading.value), phase_group: Number(signalForm.phase.value), enabled: signalForm.enabled.checked } }))); message("红绿灯已保存"); } catch (error) { message(error.message); } };
signalPanel.querySelector('[data-signal="delete"]').onclick = async () => { try { await saveSignals(signalDocumentWithChange((features) => features.filter((feature) => feature.properties.signal_uid !== selectedSignal))); signalForm.hidden = true; selectedSignal = null; message("红绿灯已删除"); } catch (error) { message(error.message); } };
signalPanel.querySelector('[data-signal="generate"]').onclick = async () => { try { const response = await fetch("/api/traffic-signals/generate", { method: "POST" }); const result = await response.json(); if (!result.ok) throw new Error(result.error); state.trafficSignals = result.trafficSignals; state.trafficRuntime = result.runtime; updateSources(); message("已补充 OSM 信号灯"); } catch (error) { message(error.message); } };
signalPicker.onchange = () => { const feature = poleFeatureForSignal(signalPicker.value); if (feature) selectSignal(feature); };
function turnLabel(turn) { return { left: "左转", through: "直行", right: "右转", uturn: "掉头" }[turn] || turn; }
function renderSelectedMovement() { selectedMovementPanel.hidden = !selectedMovement; if (!selectedMovement) return; const targetRoad = state.compiled.model.roads.find((road) => road.id === selectedMovement.toRoadId); const geometry = selectedMovement.geometryStatus === "connector" ? "已绘制路径" : selectedMovement.geometryStatus === "continuous" ? "节点连续" : "路径过长未绘制"; movementDetail.textContent = `${turnLabel(selectedMovement.turn)}：${lanePositionLabel(selectedRoad, laneIndex(selectedMovement.fromLaneId))} → ${lanePositionLabel(targetRoad, laneIndex(selectedMovement.toLaneId))}\n目标：${roadLabel(targetRoad)}（${osmDirectionLabel(targetRoad)}）\n来源端点：${selectedRoad.sourceNodeIds.at(-1)}；目标端点：${targetRoad.sourceNodeIds[0]}\n路口节点：${selectedMovement.nodeId}\n状态：${geometry}\n来源：${selectedMovement.provenance}`; }
function renderDirectionSwitch(road) {
  directionSwitch.innerHTML = ""; const alternatives = state.compiled.model.roads.filter((item) => item.osmWayIds.join(",") === road.osmWayIds.join(","));
  if (alternatives.length < 2) { directionSwitch.textContent = "单向道路"; return; }
  for (const item of alternatives) { const button = document.createElement("button"); button.type = "button"; button.textContent = osmDirectionLabel(item); button.disabled = item.id === road.id; button.onclick = () => selectRoad(item); directionSwitch.append(button); }
}
function renderMovementSummary(road) { const movements = state.compiled.movements?.filter((movement) => movement.fromRoadId === road.id && effectiveConnectorEnabled({ connection_id: movement.connectionId, fromLaneId: movement.fromLaneId, toLaneId: movement.toLaneId })) || []; const turns = movements.reduce((result, item) => { result[item.turn] = (result[item.turn] || 0) + 1; return result; }, {}); const labels = { left: "左转", through: "直行", right: "右转", uturn: "掉头" }; const published = movements.filter((movement) => movement.geometryPublished).length; movementSummary.textContent = movements.length ? `已识别 ${movements.length} 个行驶动作，${published} 条已绘制路径：${Object.entries(turns).map(([key, value]) => `${labels[key] || key} ${value}`).join("，")}` : "当前方向没有已识别的行驶动作"; }
function renderConnections(road) {
  connectionsBox.innerHTML = ""; const endpoint = state.compiled.model.endpoints.find((item) => item.roadId === road.id && item.side === "end"); addConnectionButton.hidden = !endpoint; const rows = state.compiled.model.connections.filter((connection) => connection.fromEndpointId === endpoint?.id);
  if (!rows.length) connectionsBox.textContent = "当前方向到达终点后没有已识别的驶出道路。";
  for (const connection of rows) { const target = state.compiled.model.roads.find((item) => item.id === state.compiled.model.endpoints.find((endpointItem) => endpointItem.id === connection.toEndpointId)?.roadId); if (!target) continue; const label = document.createElement("label"); const input = document.createElement("input"); input.type = "checkbox"; input.checked = effectiveConnectionEnabled(connection); input.onchange = () => { stageConnection(connection, input.checked); selectRoad(road, "有未保存修改：转向路径已即时更新"); }; label.append(input, ` ${turnName(road, target)}：${roadLabel(target)}（${osmDirectionLabel(target)}）`); connectionsBox.append(label); renderLaneControls(connection); }
  renderManualCandidates(endpoint, road);
}
function renderManualCandidates(endpoint, road) { const candidates = state.compiled.diagnostics.find((item) => item.endpointId === endpoint?.id)?.manualCandidates || []; if (!candidates.length) return; const title = document.createElement("p"); title.textContent = "附近可手工连接的驶出方向"; connectionsBox.append(title); for (const candidate of candidates) { const target = state.compiled.model.roads.find((item) => item.id === candidate.roadId); if (!target) continue; const button = document.createElement("button"); button.type = "button"; button.textContent = `${roadLabel(target)}（${candidate.distanceMeters} 米）`; button.onclick = () => { stageConnection({ id: `connection:${endpoint.id}:${candidate.toEndpointId}`, fromEndpointId: endpoint.id, toEndpointId: candidate.toEndpointId }, true); selectRoad(road, "有未保存修改：手工连接已暂存；保存并重新生成后会出现转向路径"); }; connectionsBox.append(button); } }
function renderLaneControls(connection) { const rows = state.compiled.movements?.filter((movement) => movement.connectionId === connection.id) || []; for (const row of rows) { const targetRoad = state.compiled.model.roads.find((road) => road.id === row.toRoadId); const label = document.createElement("label"); const input = document.createElement("input"); input.type = "checkbox"; input.checked = effectiveLaneEnabled(row); input.onchange = () => { stageLaneConnection(row, input.checked); selectRoad(selectedRoad, "有未保存修改：转向路径已即时更新"); }; const geometryNote = row.geometryStatus === "continuous" ? "，节点连续" : row.geometryStatus === "deferred-too-long" ? "，路径过长未绘制" : ""; label.append(input, ` ${lanePositionLabel(selectedRoad, laneIndex(row.fromLaneId))} → ${lanePositionLabel(targetRoad, laneIndex(row.toLaneId))}（${osmDirectionLabel(targetRoad)}${geometryNote}）`); connectionsBox.append(label); } }
function turnName(from, to) { const heading = (a, b) => Math.atan2(b[0] - a[0], b[1] - a[1]) * 180 / Math.PI; const delta = ((heading(to.centerline[0], to.centerline[1]) - heading(from.centerline.at(-2), from.centerline.at(-1)) + 540) % 360) - 180; return Math.abs(delta) >= 150 ? "掉头" : Math.abs(delta) <= 30 ? "直行" : delta > 0 ? "右转" : "左转"; }
function stageConnection(connection, enabled) { const id = `连接:${connection.id}`; staged = staged.filter((item) => item.id !== id); staged.push({ id, kind: "junction-connection", fromEndpointId: connection.fromEndpointId, toEndpointId: connection.toEndpointId, enabled }); layers.connectors.changed(); updateDirtyState(); }
function stageLaneConnection(connector, enabled) { const fromLaneId = laneId(connector, "from"); const toLaneId = laneId(connector, "to"); const id = `车道连接:${fromLaneId}->${toLaneId}`; staged = staged.filter((item) => item.id !== id); staged.push({ id, kind: "lane-connection", fromLaneId, toLaneId, enabled }); layers.connectors.changed(); updateDirtyState(); }
function chooseManualTarget(targetRoad) { const toEndpoint = endpointFor(targetRoad, "start"); if (!endpointsCompatible(manualFromEndpoint, toEndpoint)) return message("该方向的起点与当前道路终点不兼容：必须是同一路口，或相距不超过 35 米。"); const connection = { id: `connection:${manualFromEndpoint.id}:${toEndpoint.id}`, fromEndpointId: manualFromEndpoint.id, toEndpointId: toEndpoint.id }; manualFromEndpoint = null; stageConnection(connection, true); selectRoad(selectedRoad, "有未保存修改：手工连接已暂存；保存并重新生成后会出现转向路径"); }
addConnectionButton.onclick = () => { const endpoint = endpointFor(selectedRoad, "end"); if (!endpoint) return; manualFromEndpoint = endpoint; select.getFeatures().clear(); message("请在地图上点击目标方向的 OSM 中心线；仅同一路口或 35 米内的驶出方向可连接。"); };
function focusDiagnostic(item) { const feature = layers.diagnostics.getSource().getFeatures().find((candidate) => candidate.get("id") === item.id); if (feature) map.getView().fit(feature.getGeometry().getExtent(), { padding: [80, 80, 80, 360], maxZoom: 18, duration: 250 }); const junction = layers.native.getSource().getFeatures().find((candidate) => candidate.get("native_id") === item.subjectId); if (junction) return selectJunction(junction); selectRoad(state.compiled.model.roads.find((road) => road.id === item.subjectId), `已定位：${item.message}`); }
function diagnosticLabel(item) { const road = state.compiled.model.roads.find((candidate) => candidate.id === item.subjectId); if (item.rule !== "unconnected-interior-road-end" || !road) return item.message; const candidateCount = item.manualCandidates?.length || 0; return `${roadLabel(road)}（${osmDirectionLabel(road)}，节点 ${item.sourceIds[0]}）：内部端点未连接${candidateCount ? `，附近有 ${candidateCount} 个可手工连接候选` : ""}`; }
function renderDiagnostics() { const all = state.compiled.diagnostics.filter((diagnostic) => diagnostic.rule !== "ordinary-junction-surface"); const counts = { all: all.length, candidates: all.filter((item) => item.manualCandidates?.length).length, other: all.filter((item) => !item.manualCandidates?.length).length }; for (const button of diagnosticFilters.querySelectorAll("button")) { const filter = button.dataset.diagnosticFilter; button.classList.toggle("active", filter === diagnosticFilter); button.textContent = `${filter === "all" ? "全部" : filter === "candidates" ? "可连接" : "其他"}（${counts[filter]}）`; } const visible = all.filter((item) => diagnosticFilter === "all" || diagnosticFilter === "candidates" ? Boolean(item.manualCandidates?.length) : !item.manualCandidates?.length).sort((a, b) => (b.manualCandidates?.length || 0) - (a.manualCandidates?.length || 0)); diagnostics.innerHTML = ""; for (const item of visible) { const button = document.createElement("button"); button.textContent = diagnosticLabel(item); button.onclick = () => focusDiagnostic(item); diagnostics.append(button); } }
function renderSummary() {
  const comparison = state.comparison;
  const rows = [
    ["方向道路", comparison.nativeRoadCount],
    ["路缘与步行带", comparison.nativeSidewalkSurfaceFeatures],
    ["路口面", comparison.nativeJunctionSurfaceFeatures],
    ["普通构面路口", comparison.nativeApproachEnvelopeJunctions],
    ["兜底构面路口", comparison.nativeFallbackJunctions],
    ["最大外缘扩张", comparison.nativeMaxJunctionExpansionRatio],
    ["道路中心虚线", comparison.nativeCenterLineFeatures],
    ["道路方向箭头", comparison.nativeDirectionArrowFeatures],
    ["路口转向箭头", comparison.nativeTurnArrowFeatures],
    ["斑马线条带", comparison.nativeCrosswalkFeatures],
    ["停止线", comparison.nativeVehicleStopLineFeatures],
    ["红绿灯设施", state.trafficSignals?.assemblies?.features?.length || 0],
    ["行驶动作", comparison.nativeMovementCount],
    ["已绘制路径", comparison.nativePublishedMovementCount],
    ["可手工复核", comparison.unconnectedEndsWithManualCandidates],
    ["内部断头", comparison.unconnectedInteriorRoadEnds],
    ["osm2streets 参考", comparison.osm2streetsAvailable ? comparison.osm2streetsRoadSurfaceFeatures : "无"],
  ];
  summary.innerHTML = "";
  for (const [label, value] of rows) {
    const term = document.createElement("dt"); const detail = document.createElement("dd");
    term.textContent = label; detail.textContent = value; summary.append(term, detail);
  }
}
function stageRoadOverride(road, changes) { const id = `道路:${road.id}`; const existing = staged.find((item) => item.id === id) || state.overrides.overrides.find((item) => item.id === id); staged = staged.filter((item) => item.id !== id); staged.push({ ...existing, id, kind: "road", roadId: road.id, ...changes }); }
function setMarkingStyleForm(title, target, style, allowsDouble) { centerLineForm.hidden = false; markingStyleHeading.textContent = title; centerLineSegment.textContent = target; doubleYellowOption.hidden = !allowsDouble; centerLineStyleInput.value = style || "yellow-dashed"; }
function selectCenterLine(feature) { selectedCenterLineSegment = feature.get("segment_id"); selectedLaneSeparator = null; setMarkingStyleForm("道路中心线样式", `道路段：${selectedCenterLineSegment}`, feature.get("effective_style"), true); }
function selectLaneSeparator(feature) { selectedCenterLineSegment = null; selectedLaneSeparator = feature.getProperties(); setMarkingStyleForm("车道分隔线样式", `第 ${selectedLaneSeparator.left_lane_index} 与第 ${selectedLaneSeparator.right_lane_index} 车道之间`, selectedLaneSeparator.effective_style || "white-dashed", false); }
function selectEdgeLine(feature) { selectedCenterLineSegment = null; selectedLaneSeparator = null; selectedEdgeLine = feature.getProperties(); setMarkingStyleForm("道路外缘线样式", `${selectedEdgeLine.side === "left" ? "左" : "右"}侧外缘`, selectedEdgeLine.effective_style || "white-solid", false); }
function clearCenterLineSelection() { selectedCenterLineSegment = null; selectedLaneSeparator = null; selectedEdgeLine = null; centerLineForm.hidden = true; }
function stageCenterLineStyle(segmentId, style) { const parts = style.split("-"); const double = parts[0] === "double"; const [color, pattern] = double ? parts.slice(1) : parts; const id = `道路中心线:${segmentId}`; const existing = staged.find((item) => item.id === id) || state.overrides.overrides.find((item) => item.id === id); staged = staged.filter((item) => item.id !== id); staged.push({ ...existing, id, kind: "center-line-style", segmentId, color, pattern, double }); }
form.onsubmit = (event) => { event.preventDefault(); const roadChanges = { widthMeters: Number(widthInput.value), laneCount: Number(lanesInput.value), sidewalkLeft: leftInput.checked, sidewalkRight: rightInput.checked }; stageRoadOverride(selectedRoad, roadChanges); const opposite = state.compiled.model.roads.find((road) => road.id !== selectedRoad.id && road.segmentId === selectedRoad.segmentId); if (opposite) stageRoadOverride(opposite, { sidewalkLeft: rightInput.checked, sidewalkRight: leftInput.checked }); updateDirtyState(); message(opposite ? "有未保存修改：双向道路的路缘与步行带已按实际侧边同步" : "有未保存修改"); };
function stageSelectedCenterLineStyle() { if (!selectedCenterLineSegment && !selectedLaneSeparator && !selectedEdgeLine) return; if (selectedCenterLineSegment) stageCenterLineStyle(selectedCenterLineSegment, centerLineStyleInput.value); else { const [color, pattern] = centerLineStyleInput.value.split("-"); const item = selectedLaneSeparator || selectedEdgeLine; const id = selectedLaneSeparator ? `车道分隔线:${item.road_id}:${item.left_lane_index}-${item.right_lane_index}` : `道路外缘线:${item.road_id}:${item.side}`; staged = staged.filter((change) => change.id !== id); staged.push(selectedLaneSeparator ? { id, kind: "lane-separator-style", roadId: item.road_id, leftLaneIndex: item.left_lane_index, rightLaneIndex: item.right_lane_index, color, pattern } : { id, kind: "edge-line-style", roadId: item.road_id, side: item.side, color, pattern }); } updateDirtyState(); message("有未保存修改：线样式"); }
centerLineForm.onsubmit = (event) => { event.preventDefault(); stageSelectedCenterLineStyle(); };
centerLineStyleInput.onchange = stageSelectedCenterLineStyle;
async function saveStagedChanges() { if (!staged.length) return true; const existing = state.overrides.overrides.filter((item) => !staged.some((change) => change.id === item.id)); const response = await fetch("/api/overrides", { method: "POST", headers: { "Content-Type": "application/json" }, body: JSON.stringify({ schema: "native-road-overrides/v1", overrides: [...existing, ...staged] }) }); const result = await response.json(); if (!result.ok) { message(result.error); return false; } state.overrides = result.overrides; staged = []; updateDirtyState(); return true; }
saveButton.onclick = async () => { if (await saveStagedChanges()) message("已保存，点击“保存并重新生成”写入几何"); };
compileButton.onclick = async () => {
  if (!await saveStagedChanges()) return;
  message("正在保存修改并重新生成...");
  const response = await fetch("/api/compile", { method: "POST", cache: "no-store" });
  const nextState = await response.json();
  if (!response.ok || nextState.ok === false || !nextState.compiled?.model || !nextState.layers) {
    message(`重新生成失败：${nextState.error || `HTTP ${response.status}`}`);
    return;
  }
  state = nextState;
  staged = [];
  updateDirtyState();
  updateSources();
  renderDiagnostics();
  renderSummary();
  selectRoad(selectedRoad ? state.compiled.model.roads.find((road) => road.id === selectedRoad.id) : null);
  message("已保存并重新生成");
};
for (const input of document.querySelectorAll("[data-layer]")) input.onchange = () => { const visible = input.checked; layers[input.dataset.layer].setVisible(visible); if (input.dataset.layer === "osm") layers.osmDirection.setVisible(visible); };
scenePreviewToggle.onchange = () => {
  scenePreview = scenePreviewToggle.checked;
  for (const input of document.querySelectorAll("[data-layer]")) {
    const layer = input.dataset.layer;
    if (["osm", "lanes", "reference", "gaodeReference"].includes(layer)) layers[layer].setVisible(!scenePreview && input.checked);
  }
  layers.osmDirection.setVisible(!scenePreview && document.querySelector('[data-layer="osm"]').checked);
  layers.connectors.setVisible(!scenePreview && document.querySelector('[data-layer="lanes"]').checked);
  layers.sidewalks.setVisible(document.querySelector('[data-layer="sidewalks"]').checked);
  layers.centerLines.setVisible(document.querySelector('[data-layer="centerLines"]').checked);
  layers.controls.setVisible(document.querySelector('[data-layer="controls"]').checked);
  const signalsVisible = document.querySelector('[data-layer="signals"]').checked;
  layers.signals.setVisible(signalsVisible);
  layers.diagnostics.setVisible(!scenePreview);
  layers.native.changed(); layers.sidewalks.changed();
  message(scenePreview ? "场景效果预览：当前编译面" : "编辑图层预览");
};
for (const button of diagnosticFilters.querySelectorAll("button")) button.onclick = () => { diagnosticFilter = button.dataset.diagnosticFilter; renderDiagnostics(); };
fetch("/api/state").then((response) => response.json()).then((value) => { state = value; updateDirtyState(); updateSources(); renderDiagnostics(); renderSummary(); areaLabel.textContent = state.areaId; const signalUid = new URLSearchParams(location.search).get("signal"); const signal = signalUid && poleFeatureForSignal(signalUid); if (signal) selectSignal(signal); message(`已加载 ${state.compiled.model.roads.length} 条方向道路`); }).catch((error) => message(error.message));