<?php

declare( strict_types = 1 );

namespace Maps;

use DataValues\Geo\Parsers\LatLongParser;
use Maps\DataAccess\GeoJsonFetcher;
use Maps\MediaWiki\Content\GeoJsonContent;
use Maps\MediaWiki\Content\GeoJsonContentHandler;
use Maps\MediaWiki\ParserHooks\CoordinatesFunction;
use Maps\MediaWiki\ParserHooks\DisplayMapFunction;
use Maps\MediaWiki\ParserHooks\DistanceFunction;
use Maps\MediaWiki\ParserHooks\FindDestinationFunction;
use Maps\MediaWiki\ParserHooks\GeocodeFunction;
use Maps\MediaWiki\ParserHooks\GeoDistanceFunction;
use Maps\MediaWiki\ParserHooks\MapsDocFunction;
use Maps\Presentation\WikitextParsers\CircleParser;
use Maps\Presentation\WikitextParsers\DistanceParser;
use Maps\Presentation\WikitextParsers\ImageOverlayParser;
use Maps\Presentation\WikitextParsers\LineParser;
use Maps\Presentation\WikitextParsers\LocationParser;
use Maps\Presentation\WikitextParsers\PolygonParser;
use Maps\Presentation\WikitextParsers\RectangleParser;
use Maps\Presentation\WikitextParsers\WmsOverlayParser;
use Parser;
use PPFrame;

/**
 * @licence GNU GPL v2+
 * @author Jeroen De Dauw < jeroendedauw@gmail.com >
 */
class MapsSetup {

	private $mwGlobals;

	public function __construct( array &$mwGlobals ) {
		$this->mwGlobals = $mwGlobals;
	}

	public function setup() {
		$this->defaultSettings();
		$this->registerAllTheThings();

		if ( !$this->mwGlobals['egMapsDisableSmwIntegration'] && defined( 'SMW_VERSION' ) ) {
			SemanticMaps::newFromMediaWikiGlobals( $this->mwGlobals )->initExtension();
		}
	}

	private function defaultSettings() {
		if ( $this->mwGlobals['egMapsGMaps3Language'] === '' ) {
			$this->mwGlobals['egMapsGMaps3Language'] = $this->mwGlobals['wgLang'];
		}

		if ( in_array( 'googlemaps3', $this->mwGlobals['egMapsAvailableServices'] ) ) {
			$this->mwGlobals['wgSpecialPages']['MapEditor'] = 'Maps\MediaWiki\Specials\SpecialMapEditor';
			$this->mwGlobals['wgSpecialPageGroups']['MapEditor'] = 'maps';
		}

		if ( $this->mwGlobals['egMapsGMaps3ApiKey'] === '' && array_key_exists(
				'egGoogleJsApiKey',
				$this->mwGlobals
			) ) {
			$this->mwGlobals['egMapsGMaps3ApiKey'] = $this->mwGlobals['egGoogleJsApiKey'];
		}
	}

	private function registerAllTheThings() {
		$this->registerParserHooks();
		$this->registerPermissions();
		$this->registerParameterTypes();
		$this->registerHooks();
		$this->registerGeoJsonContentModel();
		$this->registerEditApiModuleFallbacks();
	}

	private function registerParserHooks() {
		if ( $this->mwGlobals['egMapsEnableCoordinateFunction'] ) {
			$this->mwGlobals['wgHooks']['ParserFirstCallInit'][] = function ( Parser &$parser ) {
				return ( new CoordinatesFunction() )->init( $parser );
			};
		}

		$this->mwGlobals['wgHooks']['ParserFirstCallInit'][] = function ( Parser &$parser ) {
			foreach ( [ 'display_map', 'display_point', 'display_points', 'display_line' ] as $hookName ) {
				$parser->setFunctionHook(
					$hookName,
					function ( Parser $parser, PPFrame $frame, array $arguments ) {
						$mapHtml = MapsFactory::newDefault()->getDisplayMapFunction()->getMapHtmlForKeyValueStrings(
							$parser,
							array_map(
								function ( $argument ) use ( $frame ) {
									return $frame->expand( $argument );
								},
								$arguments
							)
						);

						return [
							$mapHtml,
							'noparse' => true,
							'isHTML' => true,
						];
					},
					Parser::SFH_OBJECT_ARGS
				);

				$parser->setHook(
					$hookName,
					function ( $text, array $arguments, Parser $parser ) {
						if ( $text !== null ) {
							$arguments[DisplayMapFunction::getDefaultParameters()[0]] = $text;
						}

						return MapsFactory::newDefault()->getDisplayMapFunction()->getMapHtmlForParameterList( $parser, $arguments );
					}
				);
			}
		};

		$this->mwGlobals['wgHooks']['ParserFirstCallInit'][] = function ( Parser &$parser ) {
			return ( new DistanceFunction() )->init( $parser );
		};

		$this->mwGlobals['wgHooks']['ParserFirstCallInit'][] = function ( Parser &$parser ) {
			return ( new FindDestinationFunction() )->init( $parser );
		};

		$this->mwGlobals['wgHooks']['ParserFirstCallInit'][] = function ( Parser &$parser ) {
			return ( new GeocodeFunction() )->init( $parser );
		};

		$this->mwGlobals['wgHooks']['ParserFirstCallInit'][] = function ( Parser &$parser ) {
			return ( new GeoDistanceFunction() )->init( $parser );
		};

		$this->mwGlobals['wgHooks']['ParserFirstCallInit'][] = function ( Parser &$parser ) {
			return ( new MapsDocFunction() )->init( $parser );
		};
	}

	private function registerPermissions() {
		$this->mwGlobals['wgAvailableRights'][] = 'geocode';

		// Users that can geocode. By default the same as those that can edit.
		foreach ( $this->mwGlobals['wgGroupPermissions'] as $group => $rights ) {
			if ( array_key_exists( 'edit', $rights ) ) {
				$this->mwGlobals['wgGroupPermissions'][$group]['geocode'] = $this->mwGlobals['wgGroupPermissions'][$group]['edit'];
			}
		}
	}

	private function registerParameterTypes() {
		$this->mwGlobals['wgParamDefinitions']['coordinate'] = [
			'string-parser' => LatLongParser::class,
		];

		$this->mwGlobals['wgParamDefinitions']['mapslocation'] = [
			'string-parser' => LocationParser::class,
		];

		$this->mwGlobals['wgParamDefinitions']['mapsline'] = [
			'string-parser' => LineParser::class,
		];

		$this->mwGlobals['wgParamDefinitions']['mapscircle'] = [
			'string-parser' => CircleParser::class,
		];

		$this->mwGlobals['wgParamDefinitions']['mapsrectangle'] = [
			'string-parser' => RectangleParser::class,
		];

		$this->mwGlobals['wgParamDefinitions']['mapspolygon'] = [
			'string-parser' => PolygonParser::class,
		];

		$this->mwGlobals['wgParamDefinitions']['distance'] = [
			'string-parser' => DistanceParser::class,
		];

		$this->mwGlobals['wgParamDefinitions']['wmsoverlay'] = [
			'string-parser' => WmsOverlayParser::class,
		];

		$this->mwGlobals['wgParamDefinitions']['mapsimageoverlay'] = [
			'string-parser' => ImageOverlayParser::class,
		];
	}

	private function registerHooks() {
		$this->mwGlobals['wgHooks']['AdminLinks'][] = 'Maps\MediaWiki\MapsHooks::addToAdminLinks';
		$this->mwGlobals['wgHooks']['MakeGlobalVariablesScript'][] = 'Maps\MediaWiki\MapsHooks::onMakeGlobalVariablesScript';
		$this->mwGlobals['wgHooks']['SkinTemplateNavigation'][] = 'Maps\MediaWiki\MapsHooks::onSkinTemplateNavigation';
		$this->mwGlobals['wgHooks']['BeforeDisplayNoArticleText'][] = 'Maps\MediaWiki\MapsHooks::onBeforeDisplayNoArticleText';
		$this->mwGlobals['wgHooks']['ShowMissingArticle'][] = 'Maps\MediaWiki\MapsHooks::onShowMissingArticle';
		$this->mwGlobals['wgHooks']['ListDefinedTags'][] = 'Maps\MediaWiki\MapsHooks::onRegisterTags';
		$this->mwGlobals['wgHooks']['ChangeTagsListActive'][] = 'Maps\MediaWiki\MapsHooks::onRegisterTags';
		$this->mwGlobals['wgHooks']['ChangeTagsAllowedAdd'][] = 'Maps\MediaWiki\MapsHooks::onChangeTagsAllowedAdd';
		$this->mwGlobals['wgHooks']['ResourceLoaderTestModules'][] = 'Maps\MediaWiki\MapsHooks::onResourceLoaderTestModules';
	}

	private function registerGeoJsonContentModel() {
		$this->mwGlobals['wgContentHandlers'][GeoJsonContent::CONTENT_MODEL_ID] = GeoJsonContentHandler::class;
	}

	private function registerEditApiModuleFallbacks() {
		// mediawiki.api.edit is present in 1.31 but not 1.32
		// Once Maps requires MW 1.32+, this can be removed after replacing usage of mediawiki.api.edit
		if ( version_compare( $this->mwGlobals['wgVersion'], '1.32', '>=' ) ) {
			$this->mwGlobals['wgResourceModules']['mediawiki.api.edit'] = [
				'dependencies' => [
					'mediawiki.api'
				],
				'targets' => [ 'desktop', 'mobile' ]
			];
		}

		// 1.35 combines the jquery.ui modules into one
		if ( version_compare( $this->mwGlobals['wgVersion'], '1.35', '>=' ) ) {
			$this->mwGlobals['wgResourceModules']['jquery.ui.resizable'] = [
				'dependencies' => [
					'jquery.ui'
				],
				'targets' => [ 'desktop', 'mobile' ]
			];

			$this->mwGlobals['wgResourceModules']['jquery.ui.autocomplete'] = [
				'dependencies' => [
					'jquery.ui'
				],
				'targets' => [ 'desktop', 'mobile' ]
			];

			$this->mwGlobals['wgResourceModules']['jquery.ui.slider'] = [
				'dependencies' => [
					'jquery.ui'
				],
				'targets' => [ 'desktop', 'mobile' ]
			];

			$this->mwGlobals['wgResourceModules']['jquery.ui.dialog'] = [
				'dependencies' => [
					'jquery.ui'
				],
				'targets' => [ 'desktop', 'mobile' ]
			];
		}
	}

}