forked from MapComplete/MapComplete
112 lines
4 KiB
TypeScript
112 lines
4 KiB
TypeScript
import { SpecialVisualisationParams, SpecialVisualizationSvelte } from "../../SpecialVisualization"
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import SvelteUIElement from "../../Base/SvelteUIElement"
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import { default as LanguageElementSvelte } from "./LanguageElement.svelte"
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export class LanguageElement extends SpecialVisualizationSvelte {
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funcName: string = "language_chooser"
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needsUrls = []
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docs: string =
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"The language element allows to show and pick all known (modern) languages. The key can be set"
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args: { name: string; defaultValue?: string; doc: string; required?: boolean; type?: string }[] = [
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{
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name: "key",
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required: true,
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type:"key",
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doc: "What key to use, e.g. `language`, `tactile_writing:braille:language`, ... If a language is supported, the language code will be appended to this key, resulting in `<key>:nl=yes` if _nl_ is picked ",
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},
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{
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name: "question",
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required: true,
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type: "translation",
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doc: "What to ask if no questions are known",
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},
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{
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name: "render_list_item",
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type: "translation",
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doc: "How a single language will be shown in the list of languages. Use `{language}` to indicate the language (which it must contain).",
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defaultValue: "{language()}",
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},
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{
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name: "render_single_language",
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type: "translation",
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doc: "What will be shown if the feature only supports a single language",
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required: true,
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},
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{
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type: "translation",
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name: "render_all",
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doc: "The full rendering. U0se `{list}` to show where the list of languages must come. Optional if mode=single",
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defaultValue: "{list()}",
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},
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{
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name: "no_known_languages",
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type: "translation",
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doc: "The text that is shown if no languages are known for this key. If this text is omitted, the languages will be prompted instead",
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},
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]
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example = `
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\`\`\`json
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{"special":
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"type": "language_chooser",
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"key": "school:language",
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"question": {"en": "What are the main (and administrative) languages spoken in this school?"},
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"render_single_language": {"en": "{language()} is spoken on this school"},
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"render_list_item": {"en": "{language()}"},
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"render_all": {"en": "The following languages are spoken here:{list()}"}
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}
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\`\`\`
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`
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constr(
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{
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state,
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tags,
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args,
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feature,
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layer,
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}: SpecialVisualisationParams,
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): SvelteUIElement {
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let [key, question, item_render, single_render, all_render, on_no_known_languages] =
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args
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if (item_render === undefined || item_render.trim() === "") {
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item_render = "{language()}"
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}
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if (all_render === undefined || all_render.length == 0) {
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all_render = "{list()}"
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}
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if (single_render.indexOf("{language()") < 0) {
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throw (
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"Error while calling language_chooser: render_single_language must contain '{language()}' but it is " +
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single_render
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)
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}
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if (item_render.indexOf("{language()") < 0) {
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throw (
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"Error while calling language_chooser: render_list_item must contain '{language()}' but it is " +
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item_render
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)
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}
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if (all_render.indexOf("{list()") < 0) {
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throw "Error while calling language_chooser: render_all must contain '{list()}'"
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}
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if (on_no_known_languages === "") {
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on_no_known_languages = undefined
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}
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return new SvelteUIElement(LanguageElementSvelte, {
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key,
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tags,
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state,
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feature,
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layer,
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question,
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on_no_known_languages,
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single_render,
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item_render,
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})
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}
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}
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