88 lines
3 KiB
TypeScript
88 lines
3 KiB
TypeScript
import {State} from "../State";
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export class CustomLayersState {
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static RemoveFavouriteLayer(layer: string) {
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State.state.GetFilteredLayerFor(layer)?.isDisplayed?.setData(false);
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const favs = State.state.favourteLayers.data;
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const ind = favs.indexOf(layer);
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if (ind < 0) {
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return;
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}
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favs.splice(ind, 1);
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const osmConnection = State.state.osmConnection;
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const count = osmConnection.GetPreference("mapcomplete-custom-layer-count");
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for (let i = 0; i < favs.length; i++) {
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const layerIDescr = osmConnection.GetPreference("mapcomplete-custom-layer-" + i);
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layerIDescr.setData(favs[i]);
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}
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count.setData("" + favs.length)
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}
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static AddFavouriteLayer(layer: string) {
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State.state.GetFilteredLayerFor(layer)?.isDisplayed?.setData(true);
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const favs = State.state.favourteLayers.data;
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const ind = favs.indexOf(layer);
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if (ind >= 0) {
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return;
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}
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console.log("Adding fav layer", layer);
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favs.push(layer);
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const osmConnection = State.state.osmConnection;
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const count = osmConnection.GetPreference("mapcomplete-custom-layer-count");
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if (count.data === undefined || isNaN(Number(count.data))) {
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count.data = "0";
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}
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const lastId = Number(count.data);
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for (let i = 0; i < lastId; i++) {
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const layerIDescr = osmConnection.GetPreference("mapcomplete-custom-layer-" + i);
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if (layerIDescr.data === undefined || layerIDescr.data === "") {
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// An earlier item was removed -> overwrite it
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layerIDescr.setData(layer);
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count.ping();
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return;
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}
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}
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// No empty slot found -> create a new one
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const layerIDescr = osmConnection.GetPreference("mapcomplete-custom-layer-" + lastId);
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layerIDescr.setData(layer);
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count.setData((lastId + 1) + "");
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}
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static InitFavouriteLayers(state: State) {
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const osmConnection = state.osmConnection;
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const count = osmConnection.GetPreference("mapcomplete-custom-layer-count");
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const favs = state.favourteLayers.data;
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let changed = false;
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count.addCallback((countStr) => {
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console.log("Updating favourites")
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if (countStr === undefined) {
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return;
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}
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let countI = Number(countStr);
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if (isNaN(countI)) {
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countI = 999;
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}
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for (let i = 0; i < countI; i++) {
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const layerId = osmConnection.GetPreference("mapcomplete-custom-layer-" + i).data;
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if (layerId !== undefined && layerId !== "" && favs.indexOf(layerId) < 0) {
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state.favourteLayers.data.push(layerId);
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changed = true;
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}
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}
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if (changed) {
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state.favourteLayers.ping();
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}
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})
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}
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} |