299 lines
No EOL
10 KiB
TypeScript
299 lines
No EOL
10 KiB
TypeScript
import {TagRenderingOptions} from "../TagRenderingOptions";
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import {LayerDefinition, Preset} from "../LayerDefinition";
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import {Layout} from "../Layout";
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import Translation from "../../UI/i18n/Translation";
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import Combine from "../../UI/Base/Combine";
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import {And, Tag} from "../../Logic/TagsFilter";
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import FixedText from "../Questions/FixedText";
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import {ImageCarouselWithUploadConstructor} from "../../UI/Image/ImageCarouselWithUpload";
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import {UIEventSource} from "../../Logic/UIEventSource";
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import {TagDependantUIElementConstructor} from "../UIElementConstructor";
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import {Map} from "../Layers/Map";
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export interface TagRenderingConfigJson {
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// If this key is present, then...
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key?: string,
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// Use this string to render
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render: string,
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// One of string, int, nat, float, pfloat, email, phone. Default: string
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type?: string,
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// If it is not known (and no mapping below matches), this question is asked; a textfield is inserted in the rendering above
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question?: string,
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// If a value is added with the textfield, this extra tag is addded. Optional field
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addExtraTags?: string | { k: string, v: string }[];
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// Extra tags: rendering is only shown/asked if these tags are present
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condition?: string;
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// Alternatively, these tags are shown if they match - even if the key above is not there
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// If unknown, these become a radio button
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mappings?:
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{
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if: string,
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then: string
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}[]
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}
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export interface LayerConfigJson {
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id: string;
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title: string | any | TagRenderingConfigJson;
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description: string | any;
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minzoom: number | string,
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icon?: TagRenderingConfigJson;
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color?: TagRenderingConfigJson;
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width?: TagRenderingConfigJson;
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overpassTags: string | { k: string, v: string }[];
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wayHandling: number,
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presets: Preset[]
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,
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tagRenderings: TagRenderingConfigJson []
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}
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export interface LayoutConfigJson {
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widenFactor: number;
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name: string;
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title: string;
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description: string;
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maintainer: string;
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language: string[];
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layers: LayerConfigJson[],
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startZoom: number;
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startLat: number;
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startLon: number;
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/**
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* Either a URL or a base64 encoded value (which should include 'data:image/svg+xml;base64,'
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*/
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icon: string;
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}
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export class CustomLayoutFromJSON {
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public static FromQueryParam(layoutFromBase64: string): Layout {
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return CustomLayoutFromJSON.LayoutFromJSON(JSON.parse(atob(layoutFromBase64)));
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}
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public static TagRenderingFromJson(json: TagRenderingConfigJson): TagDependantUIElementConstructor {
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if(json === undefined){
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return undefined;
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}
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if (typeof (json) === "string") {
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return new FixedText(json);
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}
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let freeform = undefined;
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if (json.render !== undefined) {
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const type = json.type ?? "text";
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let renderTemplate = CustomLayoutFromJSON.MaybeTranslation(json.render);;
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const template = renderTemplate.replace("{" + json.key + "}", "$" + type + "$");
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if(type === "url"){
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renderTemplate = json.render.replace("{" + json.key + "}",
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`<a href='{${json.key}}' target='_blank'>{${json.key}}</a>`
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);
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}
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freeform = {
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key: json.key,
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template: template,
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renderTemplate: renderTemplate,
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extraTags: CustomLayoutFromJSON.TagsFromJson(json.addExtraTags),
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}
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if (freeform.key === "*") {
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freeform.key = "id"; // Id is always there -> always take the rendering. Used for 'icon' and 'stroke'
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}
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}
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let mappings = undefined;
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if (json.mappings !== undefined) {
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mappings = [];
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for (const mapping of json.mappings) {
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mappings.push({
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k: new And(CustomLayoutFromJSON.TagsFromJson(mapping.if)),
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txt: CustomLayoutFromJSON.MaybeTranslation(mapping.then)
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})
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}
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}
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const rendering = new TagRenderingOptions({
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question: CustomLayoutFromJSON.MaybeTranslation(json.question),
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freeform: freeform,
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mappings: mappings
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});
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if (json.condition) {
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const conditionTags: Tag[] = CustomLayoutFromJSON.TagsFromJson(json.condition);
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return rendering.OnlyShowIf(new And(conditionTags));
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}
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return rendering;
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}
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private static PresetFromJson(layout: any, preset: any): Preset {
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const t = CustomLayoutFromJSON.MaybeTranslation;
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const tags = CustomLayoutFromJSON.TagsFromJson;
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return {
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icon: preset.icon ?? CustomLayoutFromJSON.TagRenderingFromJson(layout.icon),
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tags: tags(preset.tags) ?? tags(layout.overpassTags),
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title: t(preset.title) ?? t(layout.title),
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description: t(preset.description) ?? t(layout.description)
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}
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}
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private static StyleFromJson(layout: LayerConfigJson): ((tags: any) => {
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color: string,
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weight?: number,
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icon: {
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iconUrl: string,
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iconSize: number[],
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},
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}) {
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const iconRendering: TagDependantUIElementConstructor = CustomLayoutFromJSON.TagRenderingFromJson(layout.icon);
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const colourRendering = CustomLayoutFromJSON.TagRenderingFromJson(layout.color);
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let thickness = CustomLayoutFromJSON.TagRenderingFromJson(layout.width);
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return (tags) => {
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const iconUrl = iconRendering.GetContent(tags);
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const stroke = colourRendering.GetContent(tags) ?? "#00f";
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let weight = parseInt(thickness?.GetContent(tags)) ?? 10;
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if(isNaN(weight)){
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weight = 10;
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}
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return {
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color: stroke,
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weight: weight,
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icon: {
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iconUrl: iconUrl,
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iconSize: [40, 40],
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},
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}
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};
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}
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private static TagFromJson(json: string | { k: string, v: string }): Tag {
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if (json === undefined) {
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return undefined;
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}
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if (typeof (json) !== "string") {
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return new Tag(json.k.trim(), json.v.trim())
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}
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let kv: string[] = undefined;
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let invert = false;
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let regex = false;
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if (json.indexOf("!=") >= 0) {
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kv = json.split("!=");
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invert = true;
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} else if (json.indexOf("~=") >= 0) {
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kv = json.split("~=");
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regex = true;
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} else {
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kv = json.split("=");
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}
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if (kv.length !== 2) {
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return undefined;
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}
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if (kv[0].trim() === "") {
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return undefined;
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}
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let v = kv[1].trim();
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if(v.startsWith("/") && v.endsWith("/")){
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v = v.substr(1, v.length - 2);
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regex = true;
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}
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return new Tag(kv[0].trim(), regex ? new RegExp(v): v, invert);
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}
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public static TagsFromJson(json: string | { k: string, v: string }[]): Tag[] {
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if (json === undefined) {
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return undefined;
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}
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if (json === "") {
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return [];
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}
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let tags = [];
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if (typeof (json) === "string") {
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tags = json.split("&").map(CustomLayoutFromJSON.TagFromJson);
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} else {
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tags = json.map(x => {CustomLayoutFromJSON.TagFromJson(x)});
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}
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for (const tag of tags) {
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if (tag === undefined) {
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return undefined;
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}
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}
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return tags;
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}
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private static LayerFromJson(json: LayerConfigJson): LayerDefinition {
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const t = CustomLayoutFromJSON.MaybeTranslation;
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const tr = CustomLayoutFromJSON.TagRenderingFromJson;
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const tags = CustomLayoutFromJSON.TagsFromJson(json.overpassTags);
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// We run the icon rendering with the bare minimum of tags (the overpass tags) to get the actual icon
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const icon = CustomLayoutFromJSON.TagRenderingFromJson(json.icon).construct({
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tags: new UIEventSource<any>({})
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}).InnerRender();
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return new LayerDefinition(
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json.id,
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{
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description: t(json.description),
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name: t(json.title.render),
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icon: icon,
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minzoom: parseInt(""+json.minzoom),
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title: tr(json.title),
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presets: json.presets.map((preset) => {
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return CustomLayoutFromJSON.PresetFromJson(json, preset)
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}),
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elementsToShow:
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[new ImageCarouselWithUploadConstructor()].concat(json.tagRenderings.map(tr)),
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overpassFilter: new And(tags),
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wayHandling: parseInt(""+json.wayHandling) ?? LayerDefinition.WAYHANDLING_CENTER_AND_WAY,
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maxAllowedOverlapPercentage: 0,
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style: CustomLayoutFromJSON.StyleFromJson(json)
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}
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)
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}
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private static MaybeTranslation(json: any): Translation | string {
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if (json === undefined) {
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return undefined;
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}
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if (typeof (json) === "string") {
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return json;
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}
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return new Translation(json);
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}
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public static LayoutFromJSON(json: LayoutConfigJson) {
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const t = CustomLayoutFromJSON.MaybeTranslation;
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let languages = json.language;
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if(typeof (json.language) === "string"){
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languages = [json.language];
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}
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const layout = new Layout(json.name,
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languages,
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t(json.title),
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json.layers.map(CustomLayoutFromJSON.LayerFromJson),
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json.startZoom,
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json.startLat,
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json.startLon,
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new Combine(['<h3>', t(json.title), '</h3><br/>', t(json.description)])
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);
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layout.icon = json.icon;
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layout.maintainer = json.maintainer;
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layout.widenFactor = parseFloat(""+json.widenFactor) ?? 0.03;
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if(isNaN(layout.widenFactor)){
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layout.widenFactor = 0.03;
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}
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if (layout.widenFactor > 0.1) {
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layout.widenFactor = 0.1;
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}
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return layout;
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}
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} |