static/widgets/compiler-picker.ts - compiler-explorer - Rivoreo Source Code Repositories

 // Copyright (c) 2022, Compiler Explorer Authors
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are met:
 //
 //     * Redistributions of source code must retain the above copyright notice,
 //       this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above copyright
 //       notice, this list of conditions and the following disclaimer in the
 //       documentation and/or other materials provided with the distribution.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.

 import $ from 'jquery';
 import TomSelect from 'tom-select';

 import {ga} from '../analytics';
 import * as local from '../local';
 import {EventHub} from '../event-hub';
 import {Hub} from '../hub';
 import {CompilerService} from '../compiler-service';

 type Favourites = {
     [compilerId: string]: boolean;
 };

 export class CompilerPicker {
     static readonly favoriteGroupName = '__favorites__';
     static readonly favoriteStoreKey = 'favCompilerIds';
     static nextSelectorId = 1;
     domRoot: JQuery;
     domNode: HTMLSelectElement;
     eventHub: EventHub;
     id: number;
     compilerService: CompilerService;
     onCompilerChange: (x: string) => any;
     tomSelect: TomSelect | null;
     lastLangId: string;
     lastCompilerId: string;
     compilerIsVisible: (any) => any; // TODO => bool probably
     constructor(
         domRoot: JQuery,
         hub: Hub,
         langId: string,
         compilerId: string,
         onCompilerChange: (x: string) => any,
         compilerIsVisible?: (x: any) => any
     ) {
         this.eventHub = hub.createEventHub();
         this.id = CompilerPicker.nextSelectorId++;
         const compilerPicker = domRoot.find('.compiler-picker')[0];
         if (!(compilerPicker instanceof HTMLSelectElement)) {
             throw new Error('.compiler-picker is not an HTMLSelectElement');
         }
         this.domNode = compilerPicker;
         this.compilerService = hub.compilerService;
         this.onCompilerChange = onCompilerChange;
         this.eventHub.on('compilerFavoriteChange', this.onCompilerFavoriteChange, this);
         this.tomSelect = null;
         if (compilerIsVisible) {
             this.compilerIsVisible = compilerIsVisible;
         } else {
             this.compilerIsVisible = () => true;
         }

         this.initialize(langId, compilerId);
     }

     close() {
         // Quick note while I'm here: This function is never called. It probably should be. The conformance view
         // bypasses this function and does compilerEntry.picker.tomSelect.close(); manually. This function is the
         // only time this.tomSelect can be null, might be nice if we can get rid of that.
         this.eventHub.unsubscribe();
         if (this.tomSelect) this.tomSelect.destroy();
         this.tomSelect = null;
     }

     initialize(langId: string, compilerId: string) {
         this.lastLangId = langId;
         this.lastCompilerId = compilerId;

         this.tomSelect = new TomSelect(this.domNode, {
             sortField: CompilerService.getSelectizerOrder(),
             valueField: 'id',
             labelField: 'name',
             searchField: ['name'],
             placeholder: '🔍 Select a compiler...',
             optgroupField: '$groups',
             optgroups: this.getGroups(langId),
             lockOptgroupOrder: true,
             options: this.getOptions(langId, compilerId),
             items: compilerId ? [compilerId] : [],
             dropdownParent: 'body',
             closeAfterSelect: true,
             plugins: ['dropdown_input'],
             maxOptions: 1000,
             onChange: val => {
                 // TODO(jeremy-rifkin) I don't think this can be undefined.
                 // Typing here needs improvement later anyway.
                 /* eslint-disable-next-line @typescript-eslint/no-unnecessary-condition */
                 if (val) {
                     ga.proxy('send', {
                         hitType: 'event',
                         eventCategory: 'SelectCompiler',
                         eventAction: val,
                     });
                     const str = val as any as string;
                     this.onCompilerChange(str);
                     this.lastCompilerId = str;
                 }
             },
             duplicates: true,
             render: <any>{
                 option: (data, escape) => {
                     const isFavoriteGroup = data.$groups.indexOf(CompilerPicker.favoriteGroupName) !== -1;
                     const extraClasses = isFavoriteGroup ? 'fas fa-star fav' : 'far fa-star';
                     return (
                         '<div class="d-flex"><div>' +
                         escape(data.name) +
                         '</div>' +
                         '<div title="Click to mark or unmark as a favorite" class="ml-auto toggle-fav">' +
                         '<i class="' +
                         extraClasses +
                         '"></i>' +
                         '</div>' +
                         '</div>'
                     );
                 },
             },
         });

         $(this.tomSelect.dropdown_content).on('click', '.toggle-fav', evt => {
             evt.preventDefault();
             evt.stopPropagation();

             if (this.tomSelect) {
                 let optionElement = evt.currentTarget.closest('.option');
                 const clickedGroup = optionElement.parentElement.dataset.group;
                 const value = optionElement.dataset.value;
                 const data = this.tomSelect.options[value];
                 const isAddingNewFavorite = data.$groups.indexOf(CompilerPicker.favoriteGroupName) === -1;
                 const elemTop = optionElement.offsetTop;

                 if (isAddingNewFavorite) {
                     data.$groups.push(CompilerPicker.favoriteGroupName);
                     this.addToFavorites(data.id);
                 } else {
                     data.$groups.splice(data.group.indexOf(CompilerPicker.favoriteGroupName), 1);
                     this.removeFromFavorites(data.id);
                 }

                 this.tomSelect.updateOption(value, data);
                 this.tomSelect.refreshOptions(false);

                 if (clickedGroup !== CompilerPicker.favoriteGroupName) {
                     // If the user clicked on an option that wasn't in the top "Favorite" group, then we just added
                     // or removed a bunch of controls way up in the list. Find the new element top and adjust the scroll
                     // so the element that was just clicked is back under the mouse.
                     optionElement = this.tomSelect.getOption(value);
                     const previousSmooth = this.tomSelect.dropdown_content.style.scrollBehavior;
                     this.tomSelect.dropdown_content.style.scrollBehavior = 'auto';
                     this.tomSelect.dropdown_content.scrollTop += optionElement.offsetTop - elemTop;
                     this.tomSelect.dropdown_content.style.scrollBehavior = previousSmooth;
                 }
             }
         });
     }

     getOptions(langId: string, compilerId: string) {
         const favorites = this.getFavorites();
         return Object.values(this.compilerService.getCompilersForLang(langId) ?? {})
             .filter(e => (this.compilerIsVisible(e) && !e.hidden) || e.id === compilerId)
             .map(e => {
                 e.$groups = [e.group];
                 if (favorites[e.id]) e.$groups.unshift(CompilerPicker.favoriteGroupName);
                 return e;
             });
     }

     getGroups(langId: string) {
         const optgroups = this.compilerService.getGroupsInUse(langId);
         optgroups.unshift({
             value: CompilerPicker.favoriteGroupName,
             label: 'Favorites',
         });
         return optgroups;
     }

     update(langId: string, compilerId: string) {
         this.tomSelect?.destroy();
         this.initialize(langId, compilerId);
     }

     onCompilerFavoriteChange(id: number) {
         if (this.id !== id) {
             // Rebuild the rest of compiler pickers so they can properly show the new fav status
             this.update(this.lastLangId, this.lastCompilerId);
         }
     }

     getFavorites(): Favourites {
         return JSON.parse(local.get(CompilerPicker.favoriteStoreKey, '{}'));
     }

     setFavorites(faves: Favourites) {
         local.set(CompilerPicker.favoriteStoreKey, JSON.stringify(faves));
     }

     isAFavorite(compilerId: string) {
         return compilerId in this.getFavorites();
     }

     addToFavorites(compilerId: string) {
         const faves = this.getFavorites();
         faves[compilerId] = true;
         this.setFavorites(faves);
         this.eventHub.emit('compilerFavoriteChange', this.id);
     }

     removeFromFavorites(compilerId: string) {
         const faves = this.getFavorites();
         delete faves[compilerId];
         this.setFavorites(faves);
         this.eventHub.emit('compilerFavoriteChange', this.id);
     }
 }
	// Copyright (c) 2022, Compiler Explorer Authors
	// All rights reserved.
	//
	// Redistribution and use in source and binary forms, with or without
	// modification, are permitted provided that the following conditions are met:
	//
	// * Redistributions of source code must retain the above copyright notice,
	// this list of conditions and the following disclaimer.
	// * Redistributions in binary form must reproduce the above copyright
	// notice, this list of conditions and the following disclaimer in the
	// documentation and/or other materials provided with the distribution.
	//
	// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
	// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	// POSSIBILITY OF SUCH DAMAGE.

	import $ from 'jquery';
	import TomSelect from 'tom-select';

	import {ga} from '../analytics';
	import * as local from '../local';
	import {EventHub} from '../event-hub';
	import {Hub} from '../hub';
	import {CompilerService} from '../compiler-service';

	type Favourites = {
	[compilerId: string]: boolean;
	};

	export class CompilerPicker {
	static readonly favoriteGroupName = '__favorites__';
	static readonly favoriteStoreKey = 'favCompilerIds';
	static nextSelectorId = 1;
	domRoot: JQuery;
	domNode: HTMLSelectElement;
	eventHub: EventHub;
	id: number;
	compilerService: CompilerService;
	onCompilerChange: (x: string) => any;
	tomSelect: TomSelect \| null;
	lastLangId: string;
	lastCompilerId: string;
	compilerIsVisible: (any) => any; // TODO => bool probably
	constructor(
	domRoot: JQuery,
	hub: Hub,
	langId: string,
	compilerId: string,
	onCompilerChange: (x: string) => any,
	compilerIsVisible?: (x: any) => any
	) {
	this.eventHub = hub.createEventHub();
	this.id = CompilerPicker.nextSelectorId++;
	const compilerPicker = domRoot.find('.compiler-picker')[0];
	if (!(compilerPicker instanceof HTMLSelectElement)) {
	throw new Error('.compiler-picker is not an HTMLSelectElement');
	}
	this.domNode = compilerPicker;
	this.compilerService = hub.compilerService;
	this.onCompilerChange = onCompilerChange;
	this.eventHub.on('compilerFavoriteChange', this.onCompilerFavoriteChange, this);
	this.tomSelect = null;
	if (compilerIsVisible) {
	this.compilerIsVisible = compilerIsVisible;
	} else {
	this.compilerIsVisible = () => true;
	}

	this.initialize(langId, compilerId);
	}

	close() {
	// Quick note while I'm here: This function is never called. It probably should be. The conformance view
	// bypasses this function and does compilerEntry.picker.tomSelect.close(); manually. This function is the
	// only time this.tomSelect can be null, might be nice if we can get rid of that.
	this.eventHub.unsubscribe();
	if (this.tomSelect) this.tomSelect.destroy();
	this.tomSelect = null;
	}

	initialize(langId: string, compilerId: string) {
	this.lastLangId = langId;
	this.lastCompilerId = compilerId;

	this.tomSelect = new TomSelect(this.domNode, {
	sortField: CompilerService.getSelectizerOrder(),
	valueField: 'id',
	labelField: 'name',
	searchField: ['name'],
	placeholder: '🔍 Select a compiler...',
	optgroupField: '$groups',
	optgroups: this.getGroups(langId),
	lockOptgroupOrder: true,
	options: this.getOptions(langId, compilerId),
	items: compilerId ? [compilerId] : [],
	dropdownParent: 'body',
	closeAfterSelect: true,
	plugins: ['dropdown_input'],
	maxOptions: 1000,
	onChange: val => {
	// TODO(jeremy-rifkin) I don't think this can be undefined.
	// Typing here needs improvement later anyway.
	/* eslint-disable-next-line @typescript-eslint/no-unnecessary-condition */
	if (val) {
	ga.proxy('send', {
	hitType: 'event',
	eventCategory: 'SelectCompiler',
	eventAction: val,
	});
	const str = val as any as string;
	this.onCompilerChange(str);
	this.lastCompilerId = str;
	}
	},
	duplicates: true,
	render: <any>{
	option: (data, escape) => {
	const isFavoriteGroup = data.$groups.indexOf(CompilerPicker.favoriteGroupName) !== -1;
	const extraClasses = isFavoriteGroup ? 'fas fa-star fav' : 'far fa-star';
	return (
	'<div class="d-flex"><div>' +
	escape(data.name) +
	'</div>' +
	'<div title="Click to mark or unmark as a favorite" class="ml-auto toggle-fav">' +
	'<i class="' +
	extraClasses +
	'"></i>' +
	'</div>' +
	'</div>'
	);
	},
	},
	});

	$(this.tomSelect.dropdown_content).on('click', '.toggle-fav', evt => {
	evt.preventDefault();
	evt.stopPropagation();

	if (this.tomSelect) {
	let optionElement = evt.currentTarget.closest('.option');
	const clickedGroup = optionElement.parentElement.dataset.group;
	const value = optionElement.dataset.value;
	const data = this.tomSelect.options[value];
	const isAddingNewFavorite = data.$groups.indexOf(CompilerPicker.favoriteGroupName) === -1;
	const elemTop = optionElement.offsetTop;

	if (isAddingNewFavorite) {
	data.$groups.push(CompilerPicker.favoriteGroupName);
	this.addToFavorites(data.id);
	} else {
	data.$groups.splice(data.group.indexOf(CompilerPicker.favoriteGroupName), 1);
	this.removeFromFavorites(data.id);
	}

	this.tomSelect.updateOption(value, data);
	this.tomSelect.refreshOptions(false);

	if (clickedGroup !== CompilerPicker.favoriteGroupName) {
	// If the user clicked on an option that wasn't in the top "Favorite" group, then we just added
	// or removed a bunch of controls way up in the list. Find the new element top and adjust the scroll
	// so the element that was just clicked is back under the mouse.
	optionElement = this.tomSelect.getOption(value);
	const previousSmooth = this.tomSelect.dropdown_content.style.scrollBehavior;
	this.tomSelect.dropdown_content.style.scrollBehavior = 'auto';
	this.tomSelect.dropdown_content.scrollTop += optionElement.offsetTop - elemTop;
	this.tomSelect.dropdown_content.style.scrollBehavior = previousSmooth;
	}
	}
	});
	}

	getOptions(langId: string, compilerId: string) {
	const favorites = this.getFavorites();
	return Object.values(this.compilerService.getCompilersForLang(langId) ?? {})
	.filter(e => (this.compilerIsVisible(e) && !e.hidden) \|\| e.id === compilerId)
	.map(e => {
	e.$groups = [e.group];
	if (favorites[e.id]) e.$groups.unshift(CompilerPicker.favoriteGroupName);
	return e;
	});
	}

	getGroups(langId: string) {
	const optgroups = this.compilerService.getGroupsInUse(langId);
	optgroups.unshift({
	value: CompilerPicker.favoriteGroupName,
	label: 'Favorites',
	});
	return optgroups;
	}

	update(langId: string, compilerId: string) {
	this.tomSelect?.destroy();
	this.initialize(langId, compilerId);
	}

	onCompilerFavoriteChange(id: number) {
	if (this.id !== id) {
	// Rebuild the rest of compiler pickers so they can properly show the new fav status
	this.update(this.lastLangId, this.lastCompilerId);
	}
	}

	getFavorites(): Favourites {
	return JSON.parse(local.get(CompilerPicker.favoriteStoreKey, '{}'));
	}

	setFavorites(faves: Favourites) {
	local.set(CompilerPicker.favoriteStoreKey, JSON.stringify(faves));
	}

	isAFavorite(compilerId: string) {
	return compilerId in this.getFavorites();
	}

	addToFavorites(compilerId: string) {
	const faves = this.getFavorites();
	faves[compilerId] = true;
	this.setFavorites(faves);
	this.eventHub.emit('compilerFavoriteChange', this.id);
	}

	removeFromFavorites(compilerId: string) {
	const faves = this.getFavorites();
	delete faves[compilerId];
	this.setFavorites(faves);
	this.eventHub.emit('compilerFavoriteChange', this.id);
	}
	}