import Map from 'ol/Map.js';
import View from 'ol/View.js';
import {defaults as defaultControls, Attribution as AttributionControl} from 'ol/control.js';
import {all as allStrategy} from 'ol/loadingstrategy';
import {bbox as bboxStrategy} from 'ol/loadingstrategy.js';
import TileLayer from 'ol/layer/Tile';
import OSM from 'ol/source/OSM.js';
import XYZ from 'ol/source/XYZ';
import {fromLonLat} from 'ol/proj.js';
import VectorLayer from 'ol/layer/Vector.js';
import VectorSource from 'ol/source/Vector.js';
import VectorTileLayer from 'ol/layer/VectorTile.js';
import VectorTileSource from 'ol/source/VectorTile.js';
import OSMXML from 'ol/format/OSMXML.js';
import {Circle as CircleStyle, Fill, Stroke, Style, Text} from 'ol/style.js';


const coordinate_cccamp19 = fromLonLat([13.30735, 53.03127]);


var styles = {
	'amenity': {
		'parking': new Style({
			stroke: new Stroke({
				color: 'rgba(170, 170, 170, 1.0)',
				width: 1
			}),
			fill: new Fill({
				color: 'rgba(170, 170, 170, 0.3)'
			})
		})
	},
	'building': {
		'.*': new Style({
			zIndex: 100,
			stroke: new Stroke({
				color: 'rgba(246, 99, 79, 1.0)',
				width: 1
			}),
			fill: new Fill({
				color: 'rgba(246, 99, 79, 0.3)'
			}),
			text: new Text({
				font: '12px Calibri,sans-serif',
				fill: new Fill({
					color: '#000'
				}),
				stroke: new Stroke({
					color: '#fff',
					width: 3
				})
			})
		})
	},
	'highway': {
		'service': new Style({
			stroke: new Stroke({
				color: 'rgba(255, 255, 255, 1.0)',
				width: 2
			})
		}),
		'.*': new Style({
			stroke: new Stroke({
				color: 'rgba(255, 255, 255, 1.0)',
				width: 3
			})
		})
	},
	'landuse': {
		'forest|grass|allotments': new Style({
			stroke: new Stroke({
				color: 'rgba(0, 0, 170, 1.0)',
				width: 1
			}),
			fill: new Fill({
				color: 'rgba(0, 0, 170, 0.3)'
			}),
			text: new Text({
				font: '12px Calibri,sans-serif',
				fill: new Fill({
					color: '#000'
				}),
				stroke: new Stroke({
					color: '#fff',
					width: 3
				})
			})
		})
	},
	'natural': {
		'tree': new Style({
			image: new CircleStyle({
				radius: 2,
				fill: new Fill({
					     color: 'rgba(140, 208, 95, 1.0)'
					   }),
				stroke: null
			})
		})
	},
	'name': {
		'.*': new Style({
			text: new Text({
				font: '12px Calibri,sans-serif',
				fill: new Fill({
					color: '#000'
				}),
				stroke: new Stroke({
					color: '#fff',
					width: 3
				})
			})
		})
	}
};

var vectorSource = new VectorSource({
	format: new OSMXML(),
	url: 'https://seafile.milliways.info/f/688170149668429f9598/?dl=1',
	strategy: allStrategy
})

var map = new Map({
  target: 'map',
  controls: defaultControls().extend([
  ]),
  numZoomLevels: 19,
  units: 'm',
  layers: [
    new TileLayer({
      source: new OSM()
    }),
    new VectorLayer({
      source: vectorSource,
      style: function(feature) {
        for (var key in styles) {
          var value = feature.get(key);
          if (value !== undefined) {
            for (var regexp in styles[key]) {
              if (new RegExp(regexp).test(value)) {
                var style = styles[key][regexp];
                var text = feature.get('name');
                if(text !== undefined ) {
                  if(feature.get('size') !== undefined) {
                    text += '\n' + feature.get('size');
                  }
                }
                style.getText().setText(text);
                return style;
              }
            }
          }
        }
        return null;
      }
    })
  ],
  view: new View({
    center: coordinate_cccamp19,
    zoom: 17
  })
});



document.map = map;

module.export= {
	mapa: map
}