feat(proj): init

This commit is contained in:
vl.arkhangelskii
2026-09-21 03:53:15 +03:00
commit 3e34f391b3
258 changed files with 20968 additions and 0 deletions
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import { fieldsForLayer } from "./layerFields";
import {
asColor,
asNumber,
isExpression,
LAYER_TYPE_LABEL,
toColorInput,
type StyleLayer
} from "./styleModel";
type Props = {
layer: StyleLayer | null;
readOnly: boolean;
onPaint: (property: string, value: unknown) => void;
onLayout: (property: string, value: unknown) => void;
};
export function LayerInspector({ layer, readOnly, onPaint, onLayout }: Props) {
if (!layer) {
return (
<aside className="style-pane style-pane--props">
<header className="style-pane__head">
<p className="style-pane__kicker">Свойства</p>
<strong>Слой не выбран</strong>
</header>
<p className="style-pane__hint">Выберите слой справа или кликните объект на карте.</p>
</aside>
);
}
const fields = fieldsForLayer(layer.type);
const hidden = layer.layout?.visibility === "none";
return (
<aside className="style-pane style-pane--props">
<header className="style-pane__head">
<p className="style-pane__kicker">{LAYER_TYPE_LABEL[layer.type] ?? layer.type}</p>
<strong>{layer.id}</strong>
{layer["source-layer"] ? <span className="style-pane__meta">{layer["source-layer"]}</span> : null}
</header>
<div className="prop-list">
{fields.map((field) => {
if (field.kind === "visibility") {
return (
<label key="visibility" className="prop">
<span>Видимость</span>
<button
type="button"
className={`prop__toggle${hidden ? "" : " is-on"}`}
disabled={readOnly}
onClick={() => onLayout("visibility", hidden ? "visible" : "none")}
>
{hidden ? "скрыт" : "виден"}
</button>
</label>
);
}
const raw = layer.paint?.[field.property];
const complex = isExpression(raw) && asColor(raw) === null && asNumber(raw) === null;
if (field.kind === "color") {
const color = asColor(raw);
return (
<label key={field.property} className="prop">
<span>{field.label}</span>
{complex ? (
<div className="prop__complex">
<em>формула</em>
<button type="button" disabled={readOnly} onClick={() => onPaint(field.property, "#888888")}>
заменить цветом
</button>
</div>
) : (
<div className="prop__color">
<input
type="color"
disabled={readOnly}
value={toColorInput(color ?? "#888888")}
onChange={(e) => onPaint(field.property, e.target.value)}
/>
<input
type="text"
disabled={readOnly}
value={color ?? ""}
placeholder="#000000"
onChange={(e) => onPaint(field.property, e.target.value)}
/>
</div>
)}
</label>
);
}
const number = asNumber(raw);
return (
<label key={field.property} className="prop">
<span>{field.label}</span>
{complex || number === null ? (
<div className="prop__complex">
<em>{complex ? "по зуму" : "не задано"}</em>
<input
type="number"
disabled={readOnly}
min={field.min}
max={field.max}
step={field.step}
placeholder={String(field.max > 1 ? 2 : 1)}
onChange={(e) => {
const next = Number(e.target.value);
if (Number.isFinite(next)) {
onPaint(field.property, next);
}
}}
/>
</div>
) : (
<div className="prop__range">
<input
type="range"
disabled={readOnly}
min={field.min}
max={field.max}
step={field.step}
value={number}
onChange={(e) => onPaint(field.property, Number(e.target.value))}
/>
<input
type="number"
disabled={readOnly}
min={field.min}
max={field.max}
step={field.step}
value={number}
onChange={(e) => onPaint(field.property, Number(e.target.value))}
/>
</div>
)}
</label>
);
})}
</div>
</aside>
);
}
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import { useMemo, useState } from "react";
import { LAYER_TYPE_LABEL, type StyleLayer } from "./styleModel";
type Props = {
layers: StyleLayer[];
selectedId: string | null;
readOnly: boolean;
onSelect: (id: string) => void;
onToggle: (id: string, visible: boolean) => void;
};
export function LayerList({ layers, selectedId, readOnly, onSelect, onToggle }: Props) {
const [query, setQuery] = useState("");
const visible = useMemo(() => {
const q = query.trim().toLowerCase();
const items = [...layers].reverse();
if (!q) {
return items;
}
return items.filter(
(layer) =>
layer.id.toLowerCase().includes(q) ||
layer.type.toLowerCase().includes(q) ||
(layer["source-layer"] ?? "").toLowerCase().includes(q)
);
}, [layers, query]);
return (
<aside className="style-pane style-pane--layers">
<header className="style-pane__head">
<div>
<p className="style-pane__kicker">Слои</p>
<strong>{layers.length}</strong>
</div>
<input
className="style-pane__search"
value={query}
onChange={(e) => setQuery(e.target.value)}
placeholder="Поиск"
aria-label="Поиск слоя"
/>
</header>
<ul className="layer-list">
{visible.map((layer) => {
const hidden = layer.layout?.visibility === "none";
return (
<li key={layer.id}>
<button
type="button"
className={`layer-row${selectedId === layer.id ? " is-active" : ""}${hidden ? " is-hidden" : ""}`}
onClick={() => onSelect(layer.id)}
>
<span className={`layer-row__type layer-row__type--${layer.type}`}>{LAYER_TYPE_LABEL[layer.type] ?? layer.type}</span>
<span className="layer-row__id">{layer.id}</span>
</button>
<button
type="button"
className="layer-row__eye"
disabled={readOnly}
title={hidden ? "Показать" : "Скрыть"}
onClick={() => onToggle(layer.id, hidden)}
>
{hidden ? "○" : "●"}
</button>
</li>
);
})}
</ul>
</aside>
);
}
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import { useEffect, useRef } from "react";
import maplibregl, { type Map as MapLibreMap, type StyleSpecification } from "maplibre-gl";
import "maplibre-gl/dist/maplibre-gl.css";
import { bindStyleForPreview, type MapStyle, type StyleEdit } from "./styleModel";
type Props = {
style: MapStyle;
tilesUrl: string;
selectedLayerId: string | null;
lastEdit: StyleEdit | null;
styleEpoch: number;
onSelectLayer: (layerId: string) => void;
};
export function LiveMap({ style, tilesUrl, selectedLayerId, lastEdit, styleEpoch, onSelectLayer }: Props) {
const el = useRef<HTMLDivElement | null>(null);
const mapRef = useRef<MapLibreMap | null>(null);
useEffect(() => {
if (!el.current || !tilesUrl) {
return;
}
const map = new maplibregl.Map({
container: el.current,
style: bindStyleForPreview(style, tilesUrl) as StyleSpecification,
center: [37.6173, 55.7558],
zoom: 11,
maxZoom: 18,
attributionControl: { compact: true, customAttribution: "© OpenStreetMap" },
transformRequest: (url) => ({ url: new URL(url, window.location.origin).href })
});
map.addControl(new maplibregl.NavigationControl({ showCompass: false }), "top-right");
map.on("click", (event) => {
const hit = map.queryRenderedFeatures(event.point)[0];
if (hit?.layer?.id) {
onSelectLayer(hit.layer.id);
}
});
mapRef.current = map;
return () => {
map.remove();
mapRef.current = null;
};
// Recreate only when tiles source changes.
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [tilesUrl, styleEpoch]);
useEffect(() => {
const map = mapRef.current;
if (!map || !lastEdit || !map.isStyleLoaded() || !map.getLayer(lastEdit.layerId)) {
return;
}
try {
if (lastEdit.target === "paint") {
map.setPaintProperty(lastEdit.layerId, lastEdit.property, lastEdit.value);
} else {
map.setLayoutProperty(lastEdit.layerId, lastEdit.property, lastEdit.value);
}
} catch {
map.setStyle(bindStyleForPreview(style, tilesUrl) as StyleSpecification, { diff: true });
}
}, [lastEdit, style, tilesUrl]);
return (
<div
className="live-map"
ref={el}
role="application"
aria-label="Превью стиля"
data-selected-layer={selectedLayerId ?? undefined}
/>
);
}
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import { useEffect, useMemo, useState } from "react";
import { Link, useNavigate, useParams } from "react-router-dom";
import { api, getPreviewToken, type SourceItem } from "../../api";
import { Button, Flash } from "../../components/ui";
import { useAuth } from "../auth/AuthContext";
import { LayerInspector } from "./LayerInspector";
import { LayerList } from "./LayerList";
import { LiveMap } from "./LiveMap";
import {
isMapStyle,
tilesTemplate,
updateLayer,
type MapStyle,
type StyleEdit,
type StyleLayer
} from "./styleModel";
import "./editor.css";
export function StyleEditorPage() {
const { name } = useParams<{ name: string }>();
const navigate = useNavigate();
const { user } = useAuth();
const [style, setStyle] = useState<MapStyle | null>(null);
const [sources, setSources] = useState<SourceItem[]>([]);
const [source, setSource] = useState("");
const [selectedId, setSelectedId] = useState<string | null>(null);
const [lastEdit, setLastEdit] = useState<StyleEdit | null>(null);
const [styleEpoch, setStyleEpoch] = useState(0);
const [error, setError] = useState<string | null>(null);
const [saving, setSaving] = useState(false);
const [isPreset, setIsPreset] = useState(true);
const token = getPreviewToken();
useEffect(() => {
if (!name) {
return;
}
void Promise.all([api.getStyle(name), api.styles(), api.sources()])
.then(([raw, list, sourceList]) => {
if (!isMapStyle(raw)) {
throw new Error("Стиль должен быть объектом MapLibre (version 8).");
}
setStyle(raw);
setIsPreset(list.find((item) => item.name === name)?.isPreset ?? true);
const enabled = sourceList.filter((item) => item.enabled);
setSources(enabled);
setSource((current) => current || enabled[0]?.id || "");
const first = raw.layers?.[raw.layers.length - 1]?.id ?? null;
setSelectedId(first);
setStyleEpoch((n) => n + 1);
})
.catch((err: unknown) => setError(err instanceof Error ? err.message : "Не удалось открыть стиль"));
}, [name]);
const layers = style?.layers ?? [];
const selected: StyleLayer | null = layers.find((layer) => layer.id === selectedId) ?? null;
const tilesUrl = useMemo(() => {
if (!user || !source || !token) {
return "";
}
return tilesTemplate(user.slug, source, token);
}, [user, source, token]);
const apply = (edit: StyleEdit) => {
if (!style || isPreset) {
return;
}
setStyle(updateLayer(style, edit));
setLastEdit(edit);
};
if (!name || !user) {
return null;
}
return (
<div className="style-workspace">
<header className="style-workspace__bar">
<div className="style-workspace__title">
<Link to="/styles" className="style-workspace__back">
Стили
</Link>
<h1>{name}</h1>
<span className={`style-workspace__badge${isPreset ? " is-preset" : ""}`}>
{isPreset ? "пресет" : "мой стиль"}
</span>
</div>
<div className="style-workspace__actions">
<label className="style-workspace__source">
<span>Источник</span>
<select
value={source}
onChange={(e) => {
setSource(e.target.value);
setStyleEpoch((n) => n + 1);
}}
>
{sources.map((item) => (
<option key={item.id} value={item.id}>
{item.name}
</option>
))}
</select>
</label>
{!isPreset ? (
<>
<Button
variant="primary"
size="sm"
disabled={saving || !style}
onClick={() => {
if (!style) {
return;
}
setSaving(true);
setError(null);
void api
.saveStyle(name, style)
.then(() => setStyleEpoch((n) => n + 1))
.catch((err: unknown) => setError(err instanceof Error ? err.message : "Не удалось сохранить"))
.finally(() => setSaving(false));
}}
>
Сохранить
</Button>
<Button
variant="destructive"
size="sm"
onClick={() => {
if (!window.confirm(`Удалить стиль ${name}?`)) {
return;
}
void api
.deleteStyle(name)
.then(() => navigate("/styles"))
.catch((err: unknown) => setError(err instanceof Error ? err.message : "Не удалось удалить"));
}}
>
Удалить
</Button>
</>
) : (
<Button variant="primary" size="sm" onClick={() => navigate("/styles")}>
Клонировать в списке
</Button>
)}
</div>
</header>
{error ? (
<div className="style-workspace__flash">
<Flash error={error} />
</div>
) : null}
{isPreset ? (
<p className="style-workspace__note">Пресет только для просмотра. Склонируйте его в «Стили», чтобы править цвета и толщины.</p>
) : null}
<div className="style-workspace__body">
<LayerInspector
layer={selected}
readOnly={isPreset}
onPaint={(property, value) => selected && apply({ layerId: selected.id, target: "paint", property, value })}
onLayout={(property, value) => selected && apply({ layerId: selected.id, target: "layout", property, value })}
/>
<section className="style-workspace__map">
{style && tilesUrl ? (
<LiveMap
style={style}
tilesUrl={tilesUrl}
selectedLayerId={selectedId}
lastEdit={lastEdit}
styleEpoch={styleEpoch}
onSelectLayer={setSelectedId}
/>
) : (
<div className="style-workspace__empty">
{token
? "Нет источника тайлов."
: "Создайте токен в разделе «Токены» — без него превью не загрузит персональные тайлы."}
</div>
)}
</section>
<LayerList
layers={layers}
selectedId={selectedId}
readOnly={isPreset}
onSelect={setSelectedId}
onToggle={(id, visible) => apply({ layerId: id, target: "layout", property: "visibility", value: visible ? "visible" : "none" })}
/>
</div>
</div>
);
}
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import { useEffect, useRef } from "react";
import maplibregl from "maplibre-gl";
import "maplibre-gl/dist/maplibre-gl.css";
type Props = {
slug: string;
name: string;
source: string;
token: string;
nonce: number;
};
export function StylePreview({ slug, name, source, token, nonce }: Props) {
const ref = useRef<HTMLDivElement | null>(null);
useEffect(() => {
if (!ref.current || !source) {
return;
}
const map = new maplibregl.Map({
container: ref.current,
style: `/u/${slug}/styles/${name}?source=${encodeURIComponent(source)}&token=${encodeURIComponent(token)}&n=${nonce}`,
center: [37.6173, 55.7558],
zoom: 10
});
return () => map.remove();
}, [slug, name, source, token, nonce]);
return <div className="map-frame" ref={ref} />;
}
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import { useEffect, useState } from "react";
import { Link, useNavigate } from "react-router-dom";
import { api, type StyleItem } from "../../api";
import { Button, Flash, PageHeader, Section } from "../../components/ui";
import { AppSelect, AppTextField } from "../../ui";
export function StylesPage() {
const navigate = useNavigate();
const [items, setItems] = useState<StyleItem[]>([]);
const [name, setName] = useState("");
const [from, setFrom] = useState("osm-bright");
const [error, setError] = useState<string | null>(null);
const reload = () =>
api
.styles()
.then(setItems)
.catch((err: unknown) => setError(err instanceof Error ? err.message : "Не удалось загрузить стили"));
useEffect(() => {
void reload();
}, []);
const presets = items.filter((item) => item.isPreset);
const cloneFrom = presets.length > 0 ? from : "osm-bright";
return (
<>
<PageHeader
eyebrow="Стили"
title="Карта"
description="Клонируйте пресет и откройте визуальный редактор: слои, карта и свойства."
/>
<Section title="Клонировать пресет">
<div className="form-row">
<AppTextField id="style-name" label="Имя копии" value={name} onChange={(e) => setName(e.target.value)} placeholder="my-bright" />
<AppSelect
id="style-from"
label="Пресет"
value={cloneFrom}
onChange={(e) => setFrom(e.target.value)}
>
{(presets.length > 0 ? presets : [{ name: "osm-bright" }]).map((item) => (
<option key={item.name} value={item.name}>
{item.name}
</option>
))}
</AppSelect>
<Button
variant="primary"
onClick={() => {
setError(null);
void api
.cloneStyle(name, cloneFrom)
.then((created) => navigate(`/styles/${created.name}`))
.catch((err: unknown) => setError(err instanceof Error ? err.message : "Не удалось клонировать"));
}}
>
Клонировать
</Button>
</div>
<Flash error={error} />
</Section>
<Section title="Список">
<table className="data-table">
<thead>
<tr>
<th>Имя</th>
<th>Источник</th>
<th>Тип</th>
</tr>
</thead>
<tbody>
{items.map((item) => (
<tr key={item.name}>
<td>
<Link to={`/styles/${item.name}`}>{item.name}</Link>
</td>
<td>{item.createdFrom ?? "—"}</td>
<td>{item.isPreset ? "пресет" : "мой"}</td>
</tr>
))}
</tbody>
</table>
</Section>
</>
);
}
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.app-shell--workspace .app-shell__main {
overflow: hidden;
}
.style-workspace {
display: grid;
grid-template-rows: auto auto 1fr;
height: calc(100vh - 44px);
min-height: 0;
background: var(--grouped-background);
}
.style-workspace__bar {
display: flex;
flex-wrap: wrap;
align-items: center;
justify-content: space-between;
gap: var(--space-3);
min-height: 52px;
padding: 0 var(--gutter);
border-bottom: var(--hairline) solid var(--separator);
background: var(--grouped-surface);
}
.style-workspace__title {
display: flex;
align-items: center;
gap: var(--space-3);
min-width: 0;
}
.style-workspace__title h1 {
margin: 0;
font-size: var(--text-title3);
letter-spacing: -0.02em;
}
.style-workspace__back {
color: var(--accent);
font-size: var(--text-footnote);
}
.style-workspace__badge {
font-size: var(--text-caption1);
padding: 2px 8px;
border-radius: var(--radius-capsule);
background: var(--accent-soft);
color: var(--accent);
}
.style-workspace__badge.is-preset {
background: var(--system-gray5);
color: var(--secondary-label);
}
.style-workspace__actions {
display: flex;
flex-wrap: wrap;
align-items: end;
gap: var(--space-2);
}
.style-workspace__source {
display: grid;
gap: 2px;
font-size: var(--text-caption1);
color: var(--secondary-label);
}
.style-workspace__source select {
min-height: 34px;
min-width: 14rem;
border-radius: var(--radius-md);
border: var(--hairline) solid var(--separator);
background: var(--grouped-background);
color: var(--label);
padding: 0 10px;
}
.style-workspace__flash,
.style-workspace__note {
margin: 0;
padding: var(--space-2) var(--gutter);
font-size: var(--text-footnote);
color: var(--secondary-label);
background: var(--accent-soft);
}
.style-workspace__body {
display: grid;
grid-template-columns: minmax(260px, 300px) minmax(0, 1fr) minmax(240px, 300px);
min-height: 0;
}
.style-workspace__map {
min-width: 0;
min-height: 0;
background: #111;
}
.live-map {
width: 100%;
height: 100%;
}
.style-workspace__empty {
display: grid;
place-items: center;
height: 100%;
padding: var(--gutter);
color: var(--secondary-label);
text-align: center;
}
.style-pane {
display: grid;
grid-template-rows: auto 1fr;
min-height: 0;
background: var(--grouped-surface);
border-inline: var(--hairline) solid var(--separator);
}
.style-pane__head {
padding: var(--space-3) var(--space-4);
border-bottom: var(--hairline) solid var(--separator);
}
.style-pane__kicker {
margin: 0 0 2px;
font-size: var(--text-caption1);
letter-spacing: 0.06em;
text-transform: uppercase;
color: var(--secondary-label);
}
.style-pane__head strong {
display: block;
word-break: break-word;
}
.style-pane__meta,
.style-pane__hint {
display: block;
margin-top: var(--space-2);
color: var(--secondary-label);
font-size: var(--text-footnote);
}
.style-pane__search {
width: 100%;
margin-top: var(--space-2);
min-height: 34px;
border: var(--hairline) solid var(--separator);
border-radius: var(--radius-md);
padding: 0 10px;
background: var(--grouped-background);
color: var(--label);
}
.layer-list {
list-style: none;
margin: 0;
padding: var(--space-2);
overflow: auto;
}
.layer-list li {
display: grid;
grid-template-columns: 1fr auto;
align-items: center;
gap: 4px;
}
.layer-row {
display: grid;
grid-template-columns: 4.6rem 1fr;
align-items: center;
gap: var(--space-2);
width: 100%;
min-height: 36px;
padding: 4px 8px;
border: 0;
border-radius: var(--radius-md);
background: transparent;
color: inherit;
text-align: left;
cursor: pointer;
}
.layer-row:hover,
.layer-row.is-active {
background: var(--system-gray5);
}
.layer-row.is-hidden .layer-row__id {
opacity: 0.45;
}
.layer-row__type {
font-size: 10px;
letter-spacing: 0.04em;
text-transform: uppercase;
color: var(--secondary-label);
}
.layer-row__id {
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
font-size: var(--text-footnote);
}
.layer-row__eye {
width: 32px;
height: 32px;
border: 0;
background: transparent;
color: var(--secondary-label);
cursor: pointer;
}
.prop-list {
overflow: auto;
padding: var(--space-3) var(--space-4) var(--space-5);
display: grid;
gap: var(--space-4);
}
.prop {
display: grid;
gap: 6px;
font-size: var(--text-footnote);
color: var(--secondary-label);
}
.prop__color,
.prop__range,
.prop__complex {
display: flex;
align-items: center;
gap: 8px;
}
.prop__color input[type="color"] {
width: 40px;
height: 34px;
padding: 0;
border: var(--hairline) solid var(--separator);
background: transparent;
}
.prop input[type="text"],
.prop input[type="number"] {
width: 100%;
min-height: 34px;
border: var(--hairline) solid var(--separator);
border-radius: var(--radius-md);
padding: 0 8px;
background: var(--grouped-background);
color: var(--label);
}
.prop input[type="range"] {
flex: 1;
}
.prop__toggle {
min-height: 34px;
border: 0;
border-radius: var(--radius-capsule);
padding: 0 12px;
background: var(--system-gray5);
color: var(--label);
}
.prop__toggle.is-on {
background: var(--accent-soft);
color: var(--accent);
}
.prop__complex em {
font-style: normal;
color: var(--system-orange);
font-size: var(--text-caption1);
}
.prop__complex button {
border: 0;
background: transparent;
color: var(--accent);
cursor: pointer;
}
@media (max-width: 1100px) {
.style-workspace {
height: auto;
min-height: calc(100vh - 44px);
}
.style-workspace__body {
grid-template-columns: 1fr;
grid-template-rows: 48vh auto auto;
}
.style-workspace__map {
min-height: 48vh;
}
}
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export type LayerField =
| { kind: "color"; property: string; label: string }
| { kind: "number"; property: string; label: string; min: number; max: number; step: number }
| { kind: "visibility" };
export function fieldsForLayer(type: string): LayerField[] {
switch (type) {
case "background":
return [
{ kind: "color", property: "background-color", label: "Цвет фона" },
{ kind: "number", property: "background-opacity", label: "Прозрачность", min: 0, max: 1, step: 0.05 }
];
case "fill":
return [
{ kind: "color", property: "fill-color", label: "Заливка" },
{ kind: "color", property: "fill-outline-color", label: "Обводка" },
{ kind: "number", property: "fill-opacity", label: "Прозрачность", min: 0, max: 1, step: 0.05 },
{ kind: "visibility" }
];
case "line":
return [
{ kind: "color", property: "line-color", label: "Цвет линии" },
{ kind: "number", property: "line-width", label: "Толщина", min: 0, max: 24, step: 0.2 },
{ kind: "number", property: "line-opacity", label: "Прозрачность", min: 0, max: 1, step: 0.05 },
{ kind: "visibility" }
];
case "circle":
return [
{ kind: "color", property: "circle-color", label: "Цвет" },
{ kind: "number", property: "circle-radius", label: "Радиус", min: 0, max: 24, step: 0.2 },
{ kind: "number", property: "circle-opacity", label: "Прозрачность", min: 0, max: 1, step: 0.05 },
{ kind: "color", property: "circle-stroke-color", label: "Обводка" },
{ kind: "number", property: "circle-stroke-width", label: "Толщина обводки", min: 0, max: 8, step: 0.2 },
{ kind: "visibility" }
];
case "symbol":
return [
{ kind: "color", property: "text-color", label: "Цвет текста" },
{ kind: "color", property: "text-halo-color", label: "Обводка текста" },
{ kind: "number", property: "text-halo-width", label: "Толщина обводки", min: 0, max: 8, step: 0.1 },
{ kind: "number", property: "text-size", label: "Размер текста", min: 8, max: 32, step: 1 },
{ kind: "visibility" }
];
case "fill-extrusion":
return [
{ kind: "color", property: "fill-extrusion-color", label: "Цвет" },
{ kind: "number", property: "fill-extrusion-opacity", label: "Прозрачность", min: 0, max: 1, step: 0.05 },
{ kind: "number", property: "fill-extrusion-height", label: "Высота", min: 0, max: 200, step: 1 },
{ kind: "visibility" }
];
default:
return [{ kind: "visibility" }];
}
}
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export type StyleLayer = {
id: string;
type: string;
source?: string;
"source-layer"?: string;
minzoom?: number;
maxzoom?: number;
filter?: unknown;
layout?: Record<string, unknown>;
paint?: Record<string, unknown>;
};
export type MapStyle = {
version: number;
name?: string;
sources?: Record<string, unknown>;
glyphs?: string;
sprite?: string;
layers?: StyleLayer[];
[key: string]: unknown;
};
export type StyleEdit = {
layerId: string;
target: "paint" | "layout";
property: string;
value: unknown;
};
export function isMapStyle(value: unknown): value is MapStyle {
return Boolean(value && typeof value === "object" && "version" in value);
}
export function tilesTemplate(slug: string, source: string, token: string): string {
return `/u/${encodeURIComponent(slug)}/tiles/${encodeURIComponent(source)}/{z}/{x}/{y}.pbf?v=3&token=${encodeURIComponent(token)}`;
}
export function bindStyleForPreview(style: MapStyle, tilesUrl: string): MapStyle {
const next = structuredClone(style);
const sources = { ...(next.sources ?? {}) };
for (const key of Object.keys(sources)) {
const source = sources[key];
if (!source || typeof source !== "object") {
continue;
}
const vector = source as Record<string, unknown>;
if (vector.type !== "vector") {
continue;
}
vector.tiles = [tilesUrl];
vector.scheme = "xyz";
delete vector.url;
delete vector.bounds;
sources[key] = vector;
}
next.sources = sources;
if (!next.glyphs) {
next.glyphs = "https://demotiles.maplibre.org/font/{fontstack}/{range}.pbf";
}
return next;
}
export function updateLayer(style: MapStyle, edit: StyleEdit): MapStyle {
const next = structuredClone(style);
const layer = next.layers?.find((item) => item.id === edit.layerId);
if (!layer) {
return style;
}
const bag = { ...(layer[edit.target] ?? {}) };
if (edit.value === undefined) {
delete bag[edit.property];
} else {
bag[edit.property] = edit.value;
}
layer[edit.target] = bag;
return next;
}
export function asColor(value: unknown): string | null {
return typeof value === "string" && (/^#([0-9a-f]{3,8})$/i.test(value) || /^(rgb|hsl)a?\(/i.test(value))
? value
: null;
}
export function asNumber(value: unknown): number | null {
return typeof value === "number" && Number.isFinite(value) ? value : null;
}
export function isExpression(value: unknown): boolean {
return Array.isArray(value) || (Boolean(value) && typeof value === "object" && !Array.isArray(value));
}
export function toColorInput(value: string): string {
if (/^#[0-9a-f]{6}$/i.test(value)) {
return value;
}
if (/^#[0-9a-f]{3}$/i.test(value)) {
const [, a, b, c] = value;
return `#${a}${a}${b}${b}${c}${c}`;
}
return "#888888";
}
export const LAYER_TYPE_LABEL: Record<string, string> = {
background: "фон",
fill: "заливка",
line: "линия",
symbol: "подпись",
circle: "точка",
"fill-extrusion": "объём",
heatmap: "тепло",
hillshade: "рельеф",
raster: "растр"
};