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@simplux/angular

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The Angular extension package of simplux. Provides a simple way to use simplux in Angular applications.

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(function (global, factory) { typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('rxjs'), require('rxjs/operators')) : typeof define === 'function' && define.amd ? define(['exports', 'rxjs', 'rxjs/operators'], factory) : (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global["@simplux/angular"] = {}, global.rxjs, global.rxjs.operators)); })(this, (function (exports, rxjs, operators) { 'use strict'; var __spreadArray = (undefined && undefined.__spreadArray) || function (to, from) { for (var i = 0, il = from.length, j = to.length; i < il; i++, j++) to[j] = from[i]; return to; }; /** * Create a base which contains methods for interacting with a module. * This base class should be extended from an Angular service. * * For each mutation the service has a method to execute the mutation. * * For each selector the service has a method that returns an observable. * The observable immediately emits the result of the selector applied * to the module's current state when subscribed to. New values are * emitted whenever the state and the selector's result for that state * change. * * @param simpluxModule - the module to create the base class for * @param mutations - the mutations to add to the class * @param selectors - the selectors to add to the class * * @returns a base class that should be extended from an Angular service * * @public */ function createModuleServiceBaseClass(simpluxModule, mutations, selectors) { return /** @class */ (function () { function class_1() { this.getCurrentState = simpluxModule.state; this.selectState = function () { return observeState(simpluxModule); }; Object.assign(this, mutations); Object.assign(this, createObservableSelectors(simpluxModule, selectors)); } return class_1; }()); } function createObservableSelectors(simpluxModule, selectors) { var stateChanges$ = observeState(simpluxModule); return Object.keys(selectors).reduce(function (acc, selectorName) { var selector = selectors[selectorName]; acc[selectorName] = (function () { var args = []; for (var _i = 0; _i < arguments.length; _i++) { args[_i] = arguments[_i]; } return stateChanges$.pipe(operators.map(function (state) { return selector.withState.apply(selector, __spreadArray([state], args)); }), operators.distinctUntilChanged()); }); return acc; }, {}); } function observeState(simpluxModule) { return new rxjs.Observable(function (sub) { return simpluxModule.subscribeToStateChanges(function (state) { return sub.next(state); }); }); } exports.createModuleServiceBaseClass = createModuleServiceBaseClass; Object.defineProperty(exports, '__esModule', { value: true }); })); //# sourceMappingURL=data:application/json;base64,{"version":3,"file":"simplux.angular.development.js","sources":["@simplux/angular/src/service.ts"],"sourcesContent":["import type {\r\n  Immutable,\r\n  MutationDefinitions,\r\n  SelectorDefinitions,\r\n  SimpluxModule,\r\n  SimpluxMutations,\r\n  SimpluxSelectors,\r\n} from '@simplux/core'\r\nimport { Observable } from 'rxjs'\r\nimport { distinctUntilChanged, map } from 'rxjs/operators'\r\n\r\n/**\r\n * The basic methods for a module service.\r\n *\r\n * @public\r\n */\r\nexport interface ModuleServiceState<TState> {\r\n  /**\r\n   * Get a snapshot of the module's current state. The snapshot is\r\n   * immutable and will therefore not be changed even if the module\r\n   * is updated.\r\n   *\r\n   * @returns a snapshot of the module's current state\r\n   */\r\n  getCurrentState: () => TState\r\n\r\n  /**\r\n   * Get an observable of state changes of the module. The observable\r\n   * emits the module's current state immediately when subscribed to.\r\n   * Afterwards it will emit a new value whenever the module gets\r\n   * updated.\r\n   *\r\n   * @returns an observable of state changes of the module\r\n   */\r\n  selectState: () => Observable<TState>\r\n}\r\n\r\n/**\r\n * Helper type to transform a selector into a function that returns\r\n * an observable of the selected value.\r\n *\r\n * @public\r\n */\r\nexport type ObservableSelector<TSelector> = TSelector extends (\r\n  ...args: infer TArgs\r\n) => infer TReturn\r\n  ? (...args: TArgs) => Observable<TReturn>\r\n  : never\r\n\r\n/**\r\n * A collection of observable module selectors.\r\n *\r\n * @public\r\n */\r\nexport type ModuleServiceSelectors<\r\n  TState,\r\n  TSelectors extends SelectorDefinitions<TState>,\r\n  TSimpluxSelectors extends SimpluxSelectors<TState, TSelectors>\r\n> = {\r\n  [selectorName in keyof TSimpluxSelectors]: ObservableSelector<\r\n    TSimpluxSelectors[selectorName]\r\n  >\r\n}\r\n\r\n/**\r\n * A service for interacting with a module.\r\n *\r\n * @public\r\n */\r\nexport type ModuleService<\r\n  TState,\r\n  TMutations extends MutationDefinitions<TState>,\r\n  TSimpluxMutations extends SimpluxMutations<TState, TMutations>,\r\n  TSelectors extends SelectorDefinitions<TState>,\r\n  TSimpluxSelectors extends SimpluxSelectors<TState, TSelectors>\r\n> = ModuleServiceState<TState> &\r\n  TSimpluxMutations &\r\n  ModuleServiceSelectors<TState, TSelectors, TSimpluxSelectors>\r\n\r\n/**\r\n * Create a base which contains methods for interacting with a module.\r\n * This base class should be extended from an Angular service.\r\n *\r\n * For each mutation the service has a method to execute the mutation.\r\n *\r\n * For each selector the service has a method that returns an observable.\r\n * The observable immediately emits the result of the selector applied\r\n * to the module's current state when subscribed to. New values are\r\n * emitted whenever the state and the selector's result for that state\r\n * change.\r\n *\r\n * @param simpluxModule - the module to create the base class for\r\n * @param mutations - the mutations to add to the class\r\n * @param selectors - the selectors to add to the class\r\n *\r\n * @returns a base class that should be extended from an Angular service\r\n *\r\n * @public\r\n */\r\nexport function createModuleServiceBaseClass<\r\n  TState,\r\n  TMutations extends MutationDefinitions<TState>,\r\n  TSimpluxMutations extends SimpluxMutations<TState, TMutations>,\r\n  TSelectors extends SelectorDefinitions<TState>,\r\n  TSimpluxSelectors extends SimpluxSelectors<TState, TSelectors>\r\n>(\r\n  simpluxModule: SimpluxModule<TState>,\r\n  mutations: TSimpluxMutations,\r\n  selectors: TSimpluxSelectors,\r\n): new () => ModuleService<\r\n  TState,\r\n  TMutations,\r\n  TSimpluxMutations,\r\n  TSelectors,\r\n  TSimpluxSelectors\r\n> {\r\n  return class {\r\n    getCurrentState = simpluxModule.state\r\n    selectState = () => observeState(simpluxModule)\r\n\r\n    constructor() {\r\n      Object.assign(this, mutations)\r\n      Object.assign(\r\n        this,\r\n        createObservableSelectors<TState, TSelectors, TSimpluxSelectors>(\r\n          simpluxModule,\r\n          selectors,\r\n        ),\r\n      )\r\n    }\r\n  } as any\r\n}\r\n\r\nfunction createObservableSelectors<\r\n  TState,\r\n  TSelectors extends SelectorDefinitions<TState>,\r\n  TSimpluxSelectors extends SimpluxSelectors<TState, TSelectors>\r\n>(\r\n  simpluxModule: SimpluxModule<TState>,\r\n  selectors: TSimpluxSelectors,\r\n): ModuleServiceSelectors<TState, TSelectors, TSimpluxSelectors> {\r\n  const stateChanges$ = observeState(simpluxModule)\r\n\r\n  return Object.keys(selectors).reduce(\r\n    (acc, selectorName: keyof TSelectors) => {\r\n      const selector = selectors[selectorName]\r\n      acc[selectorName] = ((...args: any[]) =>\r\n        stateChanges$.pipe(\r\n          map((state) => selector.withState(state, ...args)),\r\n          distinctUntilChanged(),\r\n        )) as any\r\n      return acc\r\n    },\r\n    {} as ModuleServiceSelectors<TState, TSelectors, TSimpluxSelectors>,\r\n  )\r\n}\r\n\r\nfunction observeState<TState>(simpluxModule: SimpluxModule<TState>) {\r\n  return new Observable<Immutable<TState>>((sub) =>\r\n    simpluxModule.subscribeToStateChanges((state) => sub.next(state)),\r\n  )\r\n}\r\n"],"names":["Observable","map","distinctUntilChanged"],"mappings":";;;;;;;;;;;IA+EA;;;;;;;;;;;;;;;;;;;IAmBA;IACA,SAAgB,4BAA4B,CAO1C,aAAoC,EACpC,SAA4B,EAC5B,SAA4B,EAT9B;IAiBA,IAAE,sBAAF,YAAA;IAIA,QAAI,SAAJ,OAAA,GAAA;IAHA,YAAI,IAAJ,CAAA,eAAmB,GAAG,aAAa,CAAC,KAAK,CAAA;IACzC,YAAI,IAAJ,CAAA,WAAe,GAAG,YAAlB,EAAwB,OAAA,YAAY,CAAC,aAAa,CAAC,CAAnD,EAAmD,CAAA;IAGnD,YAAM,MAAM,CAAC,MAAM,CAAC,IAAI,EAAE,SAAS,CAAC,CAAA;IACpC,YAAM,MAAM,CAAC,MAAM,CACX,IAAI,EACJ,yBAAyB,CACvB,aAAa,EACb,SAAS,CACV,CACF,CAAA;IACP,SAAK;IACL,QAAA,OAAA,OAAU,CAAV;IAAA,KAAU,EAAV,EAAU;IACV,CAAC;IAED,SAAS,yBAAyB,CAKhC,aAAoC,EACpC,SAA4B,EAN9B;IAQA,IAAE,IAAM,aAAa,GAAG,YAAY,CAAC,aAAa,CAAC,CAAA;IAEnD,IAAE,OAAO,MAAM,CAAC,IAAI,CAAC,SAAS,CAAC,CAAC,MAAM,CAClC,UAAC,GAAG,EAAE,YAA8B,EADxC;IAEA,QAAM,IAAM,QAAQ,GAAG,SAAS,CAAC,YAAY,CAAC,CAAA;IAC9C,QAAM,GAAG,CAAC,YAAY,CAAC,IAAI,YAA3B;IAAA,YAA4B,IAA5B,IAAA,GAAA,EAAA,CAA0C;IAA1C,YAAA,KAA4B,IAA5B,EAAA,GAAA,CAA0C,EAAd,EAA5B,GAAA,SAAA,CAAA,MAA0C,EAAd,EAA5B,EAA0C,EAA1C;IAAA,gBAA4B,IAA5B,CAAA,EAAA,CAAA,GAAA,SAAA,CAAA,EAAA,CAAA,CAA0C;;IAC1C,YAAQ,OAAA,aAAa,CAAC,IAAI,CAChBC,aAAG,CAAC,UAAC,KAAK,EADpB,EACyB,OAAA,QAAQ,CAAC,SAAS,CAD3C,KAAA,CACyB,QAAQ,EADjC,aAAA,CAAA,CAC4C,KAAK,CADjD,EACsD,IAAI,CAD1D,CAAA,CAAA,EAC2D,CAAC,EAClDC,8BAAoB,EAAE,CACvB,CAHT;IAAA,SAGS,CAAQ,CAAA;IACjB,QAAM,OAAO,GAAG,CAAA;IAChB,KAAK,EACD,EAAmE,CACpE,CAAA;IACH,CAAC;IAED,SAAS,YAAY,CAAS,aAAoC,EAAlE;IACA,IAAE,OAAO,IAAIF,eAAU,CAAoB,UAAC,GAAG,EAA/C,EACI,OAAA,aAAa,CAAC,uBAAuB,CAAC,UAAC,KAAK,EADhD,EACqD,OAAA,GAAG,CAAC,IAAI,CAAC,KAAK,CAAC,CADpE,EACoE,CAAC,CADrE,EACqE,CAClE,CAAA;IACH;;;;;;;;;;"}