106 lines
2.3 KiB
Ruby
106 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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class Champs::CarteChamp < Champ
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# Default map location. Center of the World, ahm, France...
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DEFAULT_LON = 2.428462
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DEFAULT_LAT = 46.538192
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def legend_label?
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true
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end
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def html_label?
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false
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end
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# We are not using scopes here as we want to access
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# the following collections on unsaved records.
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def cadastres
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if cadastres?
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geo_areas.filter { _1.source == GeoArea.sources.fetch(:cadastre) }
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else
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[]
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end
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end
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def selections_utilisateur
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geo_areas.filter do |area|
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area.source == GeoArea.sources.fetch(:selection_utilisateur)
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end
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end
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def cadastres?
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type_de_champ.layer_enabled?(:cadastres)
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end
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def optional_layers
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type_de_champ.carte_optional_layers
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end
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def render_options
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{ layers: optional_layers }
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end
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def position
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if dossier.present?
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dossier.geo_position
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else
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lon = DEFAULT_LON.to_s
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lat = DEFAULT_LAT.to_s
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zoom = "13"
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{ lon: lon, lat: lat, zoom: zoom }
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end
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end
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def bounding_box
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if geo_areas.present?
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GeojsonService.bbox(type: 'FeatureCollection', features: geo_areas.map(&:to_feature))
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elsif dossier.present?
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point = dossier.geo_position
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GeojsonService.bbox(type: 'Feature', geometry: { type: 'Point', coordinates: [point[:lon], point[:lat]] })
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else
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GeojsonService.bbox(type: 'Feature', geometry: { type: 'Point', coordinates: [DEFAULT_LON, DEFAULT_LAT] })
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end
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end
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def to_feature_collection
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{
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type: 'FeatureCollection',
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id: stable_id,
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bbox: bounding_box,
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features: geo_areas.map(&:to_feature)
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}
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end
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def geometry?
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geo_areas.present?
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end
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def selection_utilisateur_legacy_geo_area
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geometry = selection_utilisateur_legacy_geometry
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if geometry.present?
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GeoArea.new(
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source: GeoArea.sources.fetch(:selection_utilisateur),
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geometry: geometry
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)
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end
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end
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private
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def selection_utilisateur_legacy_geometry
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if selections_utilisateur.present?
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{
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type: 'MultiPolygon',
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coordinates: selections_utilisateur.filter do |selection_utilisateur|
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selection_utilisateur.geometry['type'] == 'Polygon'
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end.map do |selection_utilisateur|
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selection_utilisateur.geometry['coordinates']
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end
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}
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else
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nil
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end
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end
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end
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