forked from MapComplete/MapComplete
		
	
		
			
				
	
	
		
			89 lines
		
	
	
		
			No EOL
		
	
	
		
			3.4 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			89 lines
		
	
	
		
			No EOL
		
	
	
		
			3.4 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
| import {UIElement} from "./UIElement";
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| import {UIEventSource} from "./UIEventSource";
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| import {Tag} from "../Logic/TagsFilter";
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| import {FilteredLayer} from "../Logic/FilteredLayer";
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| import {Changes} from "../Logic/Changes";
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| import {FixedUiElement} from "./Base/FixedUiElement";
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| import {Button} from "./Base/Button";
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| import {UserDetails} from "../Logic/OsmConnection";
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| 
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| /**
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|  * Asks to add a feature at the last clicked location, at least if zoom is sufficient
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|  */
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| export class SimpleAddUI extends UIElement {
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|     private _zoomlevel: UIEventSource<{ zoom: number }>;
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|     private _addButtons: UIElement[];
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|     private _lastClickLocation: UIEventSource<{ lat: number; lon: number }>;
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|     private _changes: Changes;
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|     private _selectedElement: UIEventSource<any>;
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|     private _dataIsLoading: UIEventSource<boolean>;
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|     private _userDetails: UIEventSource<UserDetails>;
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| 
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|     constructor(zoomlevel: UIEventSource<{ zoom: number }>,
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|                 lastClickLocation: UIEventSource<{ lat: number, lon: number }>,
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|                 changes: Changes,
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|                 selectedElement: UIEventSource<any>,
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|                 dataIsLoading: UIEventSource<boolean>,
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|                 userDetails: UIEventSource<UserDetails>,
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|                 addButtons: { name: string; icon: string; tags: Tag[]; layerToAddTo: FilteredLayer }[],
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|     ) {
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|         super(zoomlevel);
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|         this._zoomlevel = zoomlevel;
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|         this._lastClickLocation = lastClickLocation;
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|         this._changes = changes;
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|         this._selectedElement = selectedElement;
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|         this._dataIsLoading = dataIsLoading;
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|         this._userDetails = userDetails;
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|         this.ListenTo(userDetails);
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|         this.ListenTo(dataIsLoading);
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|         this._addButtons = [];
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| 
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|         for (const option of addButtons) {
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|             // <button type='button'> looks SO retarded
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|             // the default type of button is 'submit', which performs a POST and page reload
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|             const button =
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|                 new Button(new FixedUiElement("Add a " + option.name + " here"),
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|                     this.CreatePoint(option));
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|             this._addButtons.push(button);
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|         }
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|     }
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| 
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|     private CreatePoint(option: { name: string; icon: string; tags: Tag[]; layerToAddTo: FilteredLayer }) {
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|         const self = this;
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|         return () => {
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| 
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|             console.log("Creating a new ", option.name, " at last click location");
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|             const loc = self._lastClickLocation.data;
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|             let feature = self._changes.createElement(option.tags, loc.lat, loc.lon);
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|             option.layerToAddTo.AddNewElement(feature);
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|             self._selectedElement.setData(feature.properties);
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|         }
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|     }
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| 
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|     InnerRender(): string {
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|         const header = "<h2>No data here</h2>" +
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|             "You clicked somewhere where no data is known yet.<br/>";
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|         if (!this._userDetails.data.loggedIn) {
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|             return header + "<a class='activate-osm-authentication'>Please log in to add a new point</a>"
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|         }
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| 
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|         if (this._zoomlevel.data.zoom < 19) {
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|             return header + "Zoom in further to add a point.";
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|         }
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| 
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|         if (this._dataIsLoading.data) {
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|             return header + "The data is still loading. Please wait a bit before you add a new point";
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|         }
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| 
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|         var html = "";
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|         for (const button of this._addButtons) {
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|             html += button.Render();
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|         }
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|         return header + html;
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|     }
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| 
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|     InnerUpdate(htmlElement: HTMLElement) {
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|         this._userDetails.data.osmConnection.registerActivateOsmAUthenticationClass();
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|     }
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| 
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| } |