/*
 * This is Free Software under GNU Affero General Public License v >= 3.0
 * without warranty, see README.md and license for details.
 *
 * SPDX-License-Identifier: AGPL-3.0-or-later
 * License-Filename: LICENSES/AGPL-3.0.txt
 *
 * Copyright (C) 2018 by via donau 
 *   – Österreichische Wasserstraßen-Gesellschaft mbH
 * Software engineering by Intevation GmbH
 *
 * Author(s):
 *   Thomas Junk <thomas.junk@intevation.de>
 *   Bernhard E. Reiter <bernhard.reiter@intevation.de>
 */

import TileWMS from "ol/source/TileWMS.js";
import { Tile as TileLayer, Vector as VectorLayer } from "ol/layer.js";
import OSM from "ol/source/OSM";
import { Stroke, Style, Fill, Text, Circle as CircleStyle } from "ol/style.js";
import VectorSource from "ol/source/Vector.js";
import { bbox as bboxStrategy } from "ol/loadingstrategy";
import { HTTP } from "../application/lib/http";

const layers = [
  {
    name: "Open Streetmap",
    data: new TileLayer({
      source: new OSM()
    }),
    isVisible: true
  },
  {
    name: "Inland ECDIS chart Danube",
    data: new TileLayer({
      source: new TileWMS({
        preload: 1,
        url: "https://demo.d4d-portal.info/wms",
        params: { LAYERS: "d4d", VERSION: "1.1.1", TILED: true }
      })
    }),
    isVisible: true
  },
  {
    name: "Fairway Dimensions",
    data: new VectorLayer({
      source: new VectorSource(),
      style: function(feature) {
        return [
          new Style({
            stroke: new Stroke({
              color: "rgba(0, 0, 255, 1.0)",
              width: 2
            })
          }),
          new Style({
            text: new Text({
              font: 'bold 12px "Open Sans", "sans-serif"',
              placement: "line",
              fill: new Fill({
                color: "black"
              }),
              text: "LOS: " + feature.get("level_of_service").toString()
              //, zIndex: 10
            })
          })
        ];
      }
    }),
    isVisible: true
  },
  {
    name: "Waterway Area, named",
    data: new VectorLayer({
      source: new VectorSource({
        strategy: bboxStrategy
      }),
      style: new Style({
        stroke: new Stroke({
          color: "rgba(0, 132, 0, 1)",
          width: 2
        })
      })
    }),
    isVisible: false
  },
  {
    name: "Waterway Area",
    data: new VectorLayer({
      source: new VectorSource({
        strategy: bboxStrategy
      }),
      style: new Style({
        stroke: new Stroke({
          color: "rgba(0, 102, 0, 1)",
          width: 2
        })
      })
    }),
    isVisible: true
  },
  {
    name: "Waterway Axis",
    data: new VectorLayer({
      source: new VectorSource({
        strategy: bboxStrategy
      }),
      style: new Style({
        stroke: new Stroke({
          color: "rgba(0, 0, 255, .5)",
          lineDash: [5, 5],
          width: 2
        })
      })
    }),
    isVisible: true
  },
  {
    name: "Distance marks",
    forLegendStyle: { point: true, resolution: 8 },
    data: new VectorLayer({
      source: new VectorSource({
        strategy: bboxStrategy
      })
    }),
    isVisible: false
  },
  {
    name: "Bottlenecks",
    data: new VectorLayer({
      source: new VectorSource({
        strategy: bboxStrategy
      }),
      style: new Style({
        stroke: new Stroke({
          color: "rgba(230, 230, 10, .8)",
          width: 4
        }),
        fill: new Fill({
          color: "rgba(230, 230, 10, .3)"
        })
      })
    }),
    isVisible: true
  },
  {
    name: "Bottleneck isolines",
    data: new TileLayer({
      source: new TileWMS({
        preload: 0,
        projection: "EPSG:3857",
        url: window.location.origin + "/api/internal/wms",
        params: {
          LAYERS: "sounding_results_contour_lines_geoserver",
          VERSION: "1.1.1",
          TILED: true
        },
        tileLoadFunction: function(tile, src) {
          // console.log("calling for", tile, src);
          HTTP.get(src, {
            headers: {
              "X-Gemma-Auth": localStorage.getItem("token")
            },
            responseType: "blob"
          }).then(response => {
            tile.getImage().src = URL.createObjectURL(response.data);
          });
        } // TODO  tile.setState(TileState.ERROR);
      })
    }),
    isVisible: false
  },
  {
    name: "Distance marks, Axis",
    forLegendStyle: { point: true, resolution: 8 },
    data: new VectorLayer({
      source: new VectorSource({
        strategy: bboxStrategy
      }),
      style: function(feature, resolution) {
        if (resolution < 10) {
          var s = new Style({
            image: new CircleStyle({
              radius: 5,
              fill: new Fill({ color: "rgba(255, 0, 0, 0.1)" }),
              stroke: new Stroke({ color: "blue", width: 1 })
            })
          });
          if (resolution < 6) {
            s.setText(
              new Text({
                offsetY: 12,
                font: '10px "Open Sans", "sans-serif"',
                fill: new Fill({
                  color: "black"
                }),
                text: (feature.get("hectometre") / 10).toString()
              })
            );
          }
          return s;
        } else {
          return [];
        }
      }
    }),
    isVisible: true
  }
];

export { layers };