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All rights reserved.\r\nLicensed under the Apache License, Version 2.0 (the \"License\"); you may not use\r\nthis file except in compliance with the License. You may obtain a copy of the\r\nLicense at http://www.apache.org/licenses/LICENSE-2.0\r\n\r\nTHIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\r\nKIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED\r\nWARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,\r\nMERCHANTABLITY OR NON-INFRINGEMENT.\r\n\r\nSee the Apache Version 2.0 License for specific language governing permissions\r\nand limitations under the License.\r\n***************************************************************************** */\r\n/* global Reflect, Promise */\r\n\r\nvar extendStatics = function(d, b) {\r\n extendStatics = Object.setPrototypeOf ||\r\n ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||\r\n function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };\r\n return extendStatics(d, b);\r\n};\r\n\r\nexport function __extends(d, b) {\r\n extendStatics(d, b);\r\n function __() { this.constructor = d; }\r\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\r\n}\r\n\r\nexport var __assign = function() {\r\n __assign = Object.assign || function __assign(t) {\r\n for (var s, i = 1, n = arguments.length; i < n; i++) {\r\n s = arguments[i];\r\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];\r\n }\r\n return t;\r\n }\r\n return __assign.apply(this, arguments);\r\n}\r\n\r\nexport function __rest(s, e) {\r\n var t = {};\r\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\r\n t[p] = s[p];\r\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\r\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)\r\n t[p[i]] = s[p[i]];\r\n return t;\r\n}\r\n\r\nexport function __decorate(decorators, target, key, desc) {\r\n var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\r\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\r\n else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\r\n return c > 3 && r && Object.defineProperty(target, key, r), r;\r\n}\r\n\r\nexport function __param(paramIndex, decorator) {\r\n return function (target, key) { decorator(target, key, paramIndex); }\r\n}\r\n\r\nexport function __metadata(metadataKey, metadataValue) {\r\n if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(metadataKey, metadataValue);\r\n}\r\n\r\nexport function __awaiter(thisArg, _arguments, P, generator) {\r\n return new (P || (P = Promise))(function (resolve, reject) {\r\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\r\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\r\n function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }\r\n step((generator = generator.apply(thisArg, _arguments || [])).next());\r\n });\r\n}\r\n\r\nexport function __generator(thisArg, body) {\r\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;\r\n return g = { next: verb(0), \"throw\": verb(1), \"return\": verb(2) }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function() { return this; }), g;\r\n function verb(n) { return function (v) { return step([n, v]); }; }\r\n function step(op) {\r\n if (f) throw new TypeError(\"Generator is already executing.\");\r\n while (_) try {\r\n if (f = 1, y && (t = op[0] & 2 ? y[\"return\"] : op[0] ? y[\"throw\"] || ((t = y[\"return\"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;\r\n if (y = 0, t) op = [op[0] & 2, t.value];\r\n switch (op[0]) {\r\n case 0: case 1: t = op; break;\r\n case 4: _.label++; return { value: op[1], done: false };\r\n case 5: _.label++; y = op[1]; op = [0]; continue;\r\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\r\n default:\r\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\r\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\r\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\r\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\r\n if (t[2]) _.ops.pop();\r\n _.trys.pop(); continue;\r\n }\r\n op = body.call(thisArg, _);\r\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\r\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\r\n }\r\n}\r\n\r\nexport function __exportStar(m, exports) {\r\n for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];\r\n}\r\n\r\nexport function __values(o) {\r\n var m = typeof Symbol === \"function\" && o[Symbol.iterator], i = 0;\r\n if (m) return m.call(o);\r\n return {\r\n next: function () {\r\n if (o && i >= o.length) o = void 0;\r\n return { value: o && o[i++], done: !o };\r\n }\r\n };\r\n}\r\n\r\nexport function __read(o, n) {\r\n var m = typeof Symbol === \"function\" && o[Symbol.iterator];\r\n if (!m) return o;\r\n var i = m.call(o), r, ar = [], e;\r\n try {\r\n while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);\r\n }\r\n catch (error) { e = { error: error }; }\r\n finally {\r\n try {\r\n if (r && !r.done && (m = i[\"return\"])) m.call(i);\r\n }\r\n finally { if (e) throw e.error; }\r\n }\r\n return ar;\r\n}\r\n\r\nexport function __spread() {\r\n for (var ar = [], i = 0; i < arguments.length; i++)\r\n ar = ar.concat(__read(arguments[i]));\r\n return ar;\r\n}\r\n\r\nexport function __await(v) {\r\n return this instanceof __await ? (this.v = v, this) : new __await(v);\r\n}\r\n\r\nexport function __asyncGenerator(thisArg, _arguments, generator) {\r\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\r\n var g = generator.apply(thisArg, _arguments || []), i, q = [];\r\n return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\r\n function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\r\n function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\r\n function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\r\n function fulfill(value) { resume(\"next\", value); }\r\n function reject(value) { resume(\"throw\", value); }\r\n function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\r\n}\r\n\r\nexport function __asyncDelegator(o) {\r\n var i, p;\r\n return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\r\n function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\r\n}\r\n\r\nexport function __asyncValues(o) {\r\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\r\n var m = o[Symbol.asyncIterator], i;\r\n return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\r\n function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\r\n function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\r\n}\r\n\r\nexport function __makeTemplateObject(cooked, raw) {\r\n if (Object.defineProperty) { Object.defineProperty(cooked, \"raw\", { value: raw }); } else { cooked.raw = raw; }\r\n return cooked;\r\n};\r\n\r\nexport function __importStar(mod) {\r\n if (mod && mod.__esModule) return mod;\r\n var result = {};\r\n if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];\r\n result.default = mod;\r\n return result;\r\n}\r\n\r\nexport function __importDefault(mod) {\r\n return (mod && mod.__esModule) ? mod : { default: mod };\r\n}\r\n","import { DrakeWithModels } from \"./DrakeWithModels\";\nimport { DragulaOptions } from \"./DragulaOptions\";\n\nexport class Group {\n public initEvents: boolean = false;\n constructor(\n public name: string,\n public drake: DrakeWithModels,\n public options: DragulaOptions\n ) {}\n}\n","export enum EventTypes {\n Cancel = \"cancel\",\n Cloned = \"cloned\",\n Drag = \"drag\",\n DragEnd = \"dragend\",\n Drop = \"drop\",\n Out = \"out\",\n Over = \"over\",\n Remove = \"remove\",\n Shadow = \"shadow\",\n DropModel = \"dropModel\",\n RemoveModel = \"removeModel\",\n}\n\nexport const AllEvents: EventTypes[] = Object.keys(EventTypes).map(k => EventTypes[k as any] as EventTypes);\n\n\n","import { DragulaOptions } from './DragulaOptions';\nimport { DrakeWithModels } from './DrakeWithModels';\nimport * as dragulaExpt from 'dragula';\nexport const dragula: (containers?: any, options?: any) => any = (dragulaExpt as any).default || dragulaExpt;\n\nexport type DrakeBuilder = (containers: any[], options: DragulaOptions) => DrakeWithModels;\n\nexport class DrakeFactory {\n constructor (public build: DrakeBuilder = dragula) {}\n}\n\n","import { Injectable, Optional } from '@angular/core';\nimport { Group } from '../Group';\nimport { DragulaOptions } from '../DragulaOptions';\nimport { Subject, Observable } from 'rxjs';\nimport { filter, map } from 'rxjs/operators';\nimport { EventTypes, AllEvents } from '../EventTypes';\nimport { DrakeFactory } from '../DrakeFactory';\n\ntype FilterProjector<T extends { name: string; }> = (name: string, args: any[]) => T;\ntype Dispatch = { event: EventTypes; name: string; args: any[]; };\n\nconst filterEvent = <T extends { name: string; }>(\n eventType: EventTypes,\n filterDragType: string | undefined,\n projector: FilterProjector<T>\n) => (input: Observable<Dispatch>): Observable<T> => {\n return input.pipe(\n filter(({ event, name }) => {\n return event === eventType\n && (filterDragType === undefined || name === filterDragType);\n }),\n map(({ name, args }) => projector(name, args))\n );\n}\n\nconst elContainerSourceProjector =\n (name: string, [el, container, source]: [Element, Element, Element]) =>\n ({ name, el, container, source });\n\n@Injectable()\nexport class DragulaService {\n\n /* https://github.com/bevacqua/dragula#drakeon-events */\n\n private dispatch$ = new Subject<Dispatch>();\n\n public drag = (groupName?: string) => this.dispatch$.pipe(\n filterEvent(\n EventTypes.Drag,\n groupName,\n (name, [el, source]: [Element, Element]) => ({ name, el, source })\n )\n );\n\n public dragend = (groupName?: string) => this.dispatch$.pipe(\n filterEvent(\n EventTypes.DragEnd,\n groupName,\n (name, [el]: [Element]) => ({ name, el })\n )\n );\n\n public drop = (groupName?: string) => this.dispatch$.pipe(\n filterEvent(\n EventTypes.Drop,\n groupName,\n (name, [\n el, target, source, sibling\n ]: [Element, Element, Element, Element]) => {\n return { name, el, target, source, sibling };\n })\n );\n\n private elContainerSource =\n (eventType: EventTypes) =>\n (groupName?: string) =>\n this.dispatch$.pipe(\n filterEvent(eventType, groupName, elContainerSourceProjector)\n );\n\n public cancel = this.elContainerSource(EventTypes.Cancel);\n public remove = this.elContainerSource(EventTypes.Remove);\n public shadow = this.elContainerSource(EventTypes.Shadow);\n public over = this.elContainerSource(EventTypes.Over);\n public out = this.elContainerSource(EventTypes.Out);\n\n public cloned = (groupName?: string) => this.dispatch$.pipe(\n filterEvent(\n EventTypes.Cloned,\n groupName,\n (name, [\n clone, original, cloneType\n ]: [Element, Element, 'mirror' | 'copy']) => {\n return { name, clone, original, cloneType }\n })\n );\n\n public dropModel = <T = any>(groupName?: string) => this.dispatch$.pipe(\n filterEvent(\n EventTypes.DropModel,\n groupName,\n (name, [\n el, target, source, sibling, item, sourceModel, targetModel, sourceIndex, targetIndex\n ]: [Element, Element, Element, Element, T, T[], T[], number, number]) => {\n return { name, el, target, source, sibling, item, sourceModel, targetModel, sourceIndex, targetIndex }\n })\n );\n\n public removeModel = <T = any>(groupName?: string) => this.dispatch$.pipe(\n filterEvent(\n EventTypes.RemoveModel,\n groupName,\n (name, [\n el, container, source, item, sourceModel, sourceIndex\n ]: [Element, Element, Element, T, T[], number]) => {\n return { name, el, container, source, item, sourceModel, sourceIndex }\n }\n )\n );\n\n private groups: { [k: string]: Group } = {};\n\n constructor (@Optional() private drakeFactory: DrakeFactory = null) {\n if (this.drakeFactory === null) {\n this.drakeFactory = new DrakeFactory();\n }\n }\n\n /** Public mainly for testing purposes. Prefer `createGroup()`. */\n public add(group: Group): Group {\n let existingGroup = this.find(group.name);\n if (existingGroup) {\n throw new Error('Group named: \"' + group.name + '\" already exists.');\n }\n this.groups[group.name] = group;\n this.handleModels(group);\n this.setupEvents(group);\n return group;\n }\n\n public find(name: string): Group {\n return this.groups[name];\n }\n\n public destroy(name: string): void {\n let group = this.find(name);\n if (!group) {\n return;\n }\n group.drake && group.drake.destroy();\n delete this.groups[name];\n }\n\n /**\n * Creates a group with the specified name and options.\n *\n * Note: formerly known as `setOptions`\n */\n public createGroup<T = any>(name: string, options: DragulaOptions<T>): Group {\n return this.add(new Group(\n name,\n this.drakeFactory.build([], options),\n options\n ));\n }\n\n private handleModels({ name, drake, options }: Group): void {\n let dragElm: any;\n let dragIndex: number;\n let dropIndex: number;\n drake.on('remove', (el: any, container: any, source: any) => {\n if (!drake.models) {\n return;\n }\n let sourceModel = drake.models[drake.containers.indexOf(source)];\n sourceModel = sourceModel.slice(0); // clone it\n const item = sourceModel.splice(dragIndex, 1)[0];\n // console.log('REMOVE');\n // console.log(sourceModel);\n this.dispatch$.next({\n event: EventTypes.RemoveModel,\n name,\n args: [ el, container, source, item, sourceModel, dragIndex ]\n });\n });\n drake.on('drag', (el: any, source: any) => {\n if (!drake.models) {\n return;\n }\n dragElm = el;\n dragIndex = this.domIndexOf(el, source);\n });\n drake.on('drop', (dropElm: any, target: Element, source: Element, sibling?: Element) => {\n if (!drake.models || !target) {\n return;\n }\n dropIndex = this.domIndexOf(dropElm, target);\n let sourceModel = drake.models[drake.containers.indexOf(source)];\n let targetModel = drake.models[drake.containers.indexOf(target)];\n // console.log('DROP');\n // console.log(sourceModel);\n let item: any;\n if (target === source) {\n sourceModel = sourceModel.slice(0)\n item = sourceModel.splice(dragIndex, 1)[0];\n sourceModel.splice(dropIndex, 0, item);\n // this was true before we cloned and updated sourceModel,\n // but targetModel still has the old value\n targetModel = sourceModel;\n } else {\n let isCopying = dragElm !== dropElm;\n item = sourceModel[dragIndex];\n if (isCopying) {\n if (!options.copyItem) {\n throw new Error(\"If you have enabled `copy` on a group, you must provide a `copyItem` function.\")\n }\n item = options.copyItem(item);\n }\n\n if (!isCopying) {\n sourceModel = sourceModel.slice(0)\n sourceModel.splice(dragIndex, 1);\n }\n targetModel = targetModel.slice(0)\n targetModel.splice(dropIndex, 0, item);\n if (isCopying) {\n try {\n target.removeChild(dropElm);\n } catch (e) {}\n }\n }\n this.dispatch$.next({\n event: EventTypes.DropModel,\n name,\n args: [ dropElm, target, source, sibling, item, sourceModel, targetModel, dragIndex, dropIndex ]\n });\n });\n }\n\n private setupEvents(group: Group): void {\n if (group.initEvents) {\n return;\n }\n group.initEvents = true;\n const name = group.name;\n let that: any = this;\n let emitter = (event: EventTypes) => {\n group.drake.on(event, (...args: any[]) => {\n this.dispatch$.next({ event, name, args });\n });\n };\n AllEvents.forEach(emitter);\n }\n\n private domIndexOf(child: any, parent: any): any {\n return Array.prototype.indexOf.call(parent.children, child);\n }\n}\n","import { Directive, Input, Output, ElementRef, OnInit, OnChanges, OnDestroy, SimpleChange, EventEmitter } from '@angular/core';\nimport { DragulaService } from './dragula.service';\nimport { DrakeWithModels } from '../DrakeWithModels';\nimport { Subscription } from 'rxjs';\nimport { Group } from '../Group';\n\n@Directive({selector: '[dragula]'})\nexport class DragulaDirective implements OnChanges, OnDestroy {\n @Input() public dragula: string;\n @Input() public dragulaModel: any[];\n @Output() public dragulaModelChange = new EventEmitter<any[]>();\n\n private subs: Subscription;\n\n private get container(): HTMLElement {\n return this.el && this.el.nativeElement;\n }\n private group: Group;\n\n public constructor(private el: ElementRef, private dragulaService: DragulaService) {\n }\n\n public ngOnChanges(changes: {dragula?: SimpleChange, dragulaModel?: SimpleChange}): void {\n if (changes && changes.dragula) {\n const { previousValue: prev, currentValue: current, firstChange } = changes.dragula;\n let hadPreviousValue = !!prev;\n let hasNewValue = !!current;\n // something -> null => teardown only\n // something -> something => teardown, then setup\n // null -> something => setup only\n //\n // null -> null (precluded by fact of change being present)\n if (hadPreviousValue) {\n this.teardown(prev);\n }\n if (hasNewValue) {\n this.setup();\n }\n } else if (changes && changes.dragulaModel) {\n // this code only runs when you're not changing the group name\n // because if you're changing the group name, you'll be doing setup or teardown\n // it also only runs if there is a group name to attach to.\n const { previousValue: prev, currentValue: current, firstChange } = changes.dragulaModel;\n const { drake } = this.group;\n if (this.dragula && drake) {\n drake.models = drake.models || [];\n let prevIndex = drake.models.indexOf(prev);\n if (prevIndex !== -1) {\n // delete the previous\n drake.models.splice(prevIndex, 1);\n // maybe insert a new one at the same spot\n if (!!current) {\n drake.models.splice(prevIndex, 0, current);\n }\n } else if (!!current) {\n // no previous one to remove; just push this one.\n drake.models.push(current);\n }\n }\n }\n }\n\n // call ngOnInit 'setup' because we want to call it in ngOnChanges\n // and it would otherwise run twice\n public setup(): void {\n let checkModel = (group: Group) => {\n if (this.dragulaModel) {\n if (group.drake.models) {\n group.drake.models.push(this.dragulaModel);\n } else {\n group.drake.models = [this.dragulaModel];\n }\n }\n };\n\n // find or create a group\n let group = this.dragulaService.find(this.dragula);\n if (!group) {\n let options = {};\n group = this.dragulaService.createGroup(this.dragula, options);\n }\n\n // ensure model and container element are pushed\n checkModel(group);\n group.drake.containers.push(this.container);\n this.subscribe(this.dragula);\n\n this.group = group;\n }\n\n public subscribe(name: string) {\n this.subs = new Subscription();\n this.subs.add(\n this.dragulaService\n .dropModel(name)\n .subscribe(({ source, target, sourceModel, targetModel }) => {\n if (source === this.el.nativeElement) {\n this.dragulaModelChange.emit(sourceModel);\n } else if (target === this.el.nativeElement) {\n this.dragulaModelChange.emit(targetModel);\n }\n })\n );\n this.subs.add(\n this.dragulaService\n .removeModel(name)\n .subscribe(({ source, sourceModel }) => {\n if (source === this.el.nativeElement) {\n this.dragulaModelChange.emit(sourceModel);\n }\n })\n );\n }\n\n public teardown(groupName: string): void {\n if (this.subs) {\n this.subs.unsubscribe();\n }\n const group = this.dragulaService.find(groupName);\n if (group) {\n const itemToRemove = group.drake.containers.indexOf(this.el.nativeElement);\n if (itemToRemove !== -1) {\n group.drake.containers.splice(itemToRemove, 1);\n }\n if (this.dragulaModel && group.drake && group.drake.models) {\n let modelIndex = group.drake.models.indexOf(this.dragulaModel);\n if (modelIndex !== -1) {\n group.drake.models.splice(modelIndex, 1);\n }\n }\n }\n }\n\n public ngOnDestroy(): void {\n this.teardown(this.dragula);\n }\n\n}\n","import { NgModule, ModuleWithProviders } from '@angular/core';\nimport { DragulaDirective } from './dragula.directive';\nimport { DragulaService } from './dragula.service';\n\n@NgModule({\n exports: [DragulaDirective],\n declarations: [DragulaDirective],\n})\nexport class DragulaModule {\n static forRoot(): ModuleWithProviders {\n return {\n ngModule: DragulaModule,\n providers: [DragulaService]\n }\n }\n}\n","import { Subject, Subscription } from 'rxjs';\nimport { DrakeWithModels } from './DrakeWithModels';\nimport { filter } from 'rxjs/operators';\nimport { EventTypes } from './EventTypes';\nimport { DragulaOptions } from './DragulaOptions';\nimport { DrakeFactory } from './DrakeFactory';\n\nexport const MockDrakeFactory = new DrakeFactory((containers, options) => {\n return new MockDrake(containers, options);\n});\n\n/** You can use MockDrake to simulate Drake events.\n *\n * The three methods that actually do anything are `on(event, listener)`,\n * `destroy()`, and a new method, `emit()`. Use `emit()` to manually emit Drake\n * events, and if you injected MockDrake properly with MockDrakeFactory or\n * mocked the DragulaService.find() method, then you can make ng2-dragula think\n * drags and drops are happening.\n *\n * Caveats:\n *\n * 1. YOU MUST MAKE THE DOM CHANGES YOURSELF.\n * 2. REPEAT: YOU MUST MAKE THE DOM CHANGES YOURSELF.\n * That means `source.removeChild(el)`, and `target.insertBefore(el)`.\n * 3. None of the other methods do anything.\n * That's ok, because ng2-dragula doesn't use them.\n */\nexport class MockDrake implements DrakeWithModels {\n /**\n * @param containers A list of container elements.\n * @param options These will NOT be used. At all.\n * @param models Nonstandard, but useful for testing using `new MockDrake()` directly.\n * Note, default value is undefined, like a real Drake. Don't change that.\n */\n constructor(\n public containers: Element[] = [],\n public options: DragulaOptions = {},\n public models?: any[][]\n ) {}\n\n /* Doesn't represent anything meaningful. */\n dragging: boolean = false;\n\n /* Does nothing useful. */\n start(item: Element): any {\n this.dragging = true;\n }\n /* Does nothing useful. */\n end(): any {\n this.dragging = false;\n }\n /* Does nothing useful. */\n cancel(revert: boolean): any;\n cancel(): any;\n cancel(revert?: any) {\n this.dragging = false;\n }\n /* Does nothing useful. */\n remove(): any {\n this.dragging = false;\n }\n\n // Basic but fully functional event emitter shim\n private emitter$ = new Subject<{ eventType: EventTypes, args: any[] }>();\n\n private subs = new Subscription();\n\n on(event: string, callback: Function): any {\n this.subs.add(this.emitter$\n .pipe(\n filter(({ eventType }) => eventType === event)\n )\n .subscribe(({ args }) => {\n callback(...args);\n }));\n }\n\n destroy(): any {\n this.subs.unsubscribe();\n }\n\n /**\n * This is the most useful method. You can use it to manually fire events that would normally\n * be fired by a real drake.\n *\n * You're likely most interested in firing `drag`, `remove` and `drop`, the three events\n * DragulaService uses to implement [dragulaModel].\n *\n * See https://github.com/bevacqua/dragula#drakeon-events for what you should emit (and in what order).\n *\n * (Note also, firing dropModel and removeModel won't work. You would have to mock DragulaService for that.)\n */\n emit(eventType: EventTypes, ...args: any[]) {\n this.emitter$.next({ eventType, args })\n }\n\n}\n"]} |