angular-traversal
Version:
A traversal navigation library for Angular (v2+)
938 lines (918 loc) • 41 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/common/http'), require('@angular/common'), require('rxjs'), require('rxjs/operators')) :
typeof define === 'function' && define.amd ? define('angular-traversal', ['exports', '@angular/core', '@angular/common/http', '@angular/common', 'rxjs', 'rxjs/operators'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global['angular-traversal'] = {}, global.ng.core, global.ng.common.http, global.ng.common, global.rxjs, global.rxjs.operators));
}(this, (function (exports, i0, http, i1, rxjs, operators) { 'use strict';
function _interopNamespace(e) {
if (e && e.__esModule) return e;
var n = Object.create(null);
if (e) {
Object.keys(e).forEach(function (k) {
if (k !== 'default') {
var d = Object.getOwnPropertyDescriptor(e, k);
Object.defineProperty(n, k, d.get ? d : {
enumerable: true,
get: function () {
return e[k];
}
});
}
});
}
n['default'] = e;
return Object.freeze(n);
}
var i0__namespace = /*#__PURE__*/_interopNamespace(i0);
var i1__namespace = /*#__PURE__*/_interopNamespace(i1);
/*! *****************************************************************************
Copyright (c) Microsoft Corporation.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
/* global Reflect, Promise */
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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next: function () {
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throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
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if (!m)
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function __asyncGenerator(thisArg, _arguments, generator) {
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var g = generator.apply(thisArg, _arguments || []), i, q = [];
return i = {}, verb("next"), verb("throw"), verb("return"), i[Symbol.asyncIterator] = function () { return this; }, i;
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); }); }; }
function resume(n, v) { try {
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function fulfill(value) { resume("next", value); }
function reject(value) { resume("throw", value); }
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function __importDefault(mod) {
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function __classPrivateFieldGet(receiver, state, kind, f) {
if (kind === "a" && !f)
throw new TypeError("Private accessor was defined without a getter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver))
throw new TypeError("Cannot read private member from an object whose class did not declare it");
return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
}
function __classPrivateFieldSet(receiver, state, value, kind, f) {
if (kind === "m")
throw new TypeError("Private method is not writable");
if (kind === "a" && !f)
throw new TypeError("Private accessor was defined without a setter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver))
throw new TypeError("Cannot write private member to an object whose class did not declare it");
return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
}
var Resolver = /** @class */ (function () {
function Resolver() {
}
return Resolver;
}());
Resolver.ɵprov = i0__namespace.ɵɵdefineInjectable({ factory: function Resolver_Factory() { return new Resolver(); }, token: Resolver, providedIn: "root" });
Resolver.decorators = [
{ type: i0.Injectable, args: [{
providedIn: 'root',
},] }
];
var Marker = /** @class */ (function () {
function Marker() {
}
return Marker;
}());
Marker.ɵprov = i0__namespace.ɵɵdefineInjectable({ factory: function Marker_Factory() { return new Marker(); }, token: Marker, providedIn: "root" });
Marker.decorators = [
{ type: i0.Injectable, args: [{
providedIn: 'root',
},] }
];
var Normalizer = /** @class */ (function () {
function Normalizer() {
}
Normalizer.prototype.normalize = function (path) {
return path;
};
return Normalizer;
}());
Normalizer.ɵprov = i0__namespace.ɵɵdefineInjectable({ factory: function Normalizer_Factory() { return new Normalizer(); }, token: Normalizer, providedIn: "root" });
Normalizer.decorators = [
{ type: i0.Injectable, args: [{
providedIn: 'root',
},] }
];
var NAVIGATION_PREFIX = new i0.InjectionToken('traversal.prefix');
var Traverser = /** @class */ (function () {
function Traverser(location, resolver, marker, normalizer, ngResolver, compiler, injector, prefix) {
var _this = this;
this.location = location;
this.resolver = resolver;
this.marker = marker;
this.normalizer = normalizer;
this.ngResolver = ngResolver;
this.compiler = compiler;
this.injector = injector;
this.prefix = prefix;
this.beforeTraverse = new rxjs.Subject();
this.traverseTo = new rxjs.Subject();
this.echo = new rxjs.Subject();
this.canTraverse = new rxjs.Subject();
this.tilesContexts = {};
this.tileUpdates = new rxjs.Subject();
this.views = {};
this.lazy = {};
this.lazyModules = {};
this.tiles = {};
this.target = new rxjs.BehaviorSubject(this.getEmptyTarget());
var answers = [];
this.echo.subscribe(function (ok) {
answers.push(ok);
if (answers.length === _this.beforeTraverse.observers.length) {
_this.canTraverse.next(answers.every(function (yes) { return yes; }));
}
});
this.traverseTo.pipe(operators.withLatestFrom(this.canTraverse)).subscribe(function (_a) {
var _b = __read(_a, 2), traverse = _b[0], ok = _b[1];
if (ok) {
_this._traverse(traverse.path, traverse.navigate);
}
else {
_this.location.replaceState(_this.target.getValue().path);
}
answers = [];
});
}
Traverser.prototype.traverse = function (path, navigate) {
if (navigate === void 0) { navigate = true; }
path = this.normalizer.normalize(this.getFullPath(path));
var obsCount = this.beforeTraverse.observers.length;
if (obsCount > 0) {
this.beforeTraverse.next([this.echo, path]);
}
else {
this.canTraverse.next(true);
}
this.traverseTo.next({ path: path, navigate: navigate });
};
Traverser.prototype._traverse = function (path, navigate) {
var _a, _b;
var contextPath = path;
var queryString = '';
var view = 'view';
if (path.indexOf('?') > -1) {
_a = __read(contextPath.split('?'), 2), contextPath = _a[0], queryString = _a[1];
}
else if (path.indexOf(';') > -1) {
_b = __read(contextPath.split(';'), 2), contextPath = _b[0], queryString = _b[1];
}
if (path.indexOf('@@') > -1) {
view = contextPath.split('@@')[1];
contextPath = contextPath.split('@@')[0];
if (contextPath.length > 1 && contextPath.slice(-1) === '/') {
contextPath = contextPath.slice(0, -1);
}
}
if (navigate) {
var navigateTo = path;
if (!contextPath) {
// if no contextPath, preserve the previous one
if (navigateTo[0] !== '/') {
navigateTo = '/' + navigateTo;
}
navigateTo = this.target.value.contextPath + navigateTo;
}
if (this.location.path() !== this.getPrefix() + navigateTo) {
this.location.go(this.getPrefix() + navigateTo);
}
}
var components = this.views[view];
if (!components && view.includes('/')) {
var prefix = view.split('/')[0];
if (!!this.lazyModules[prefix] && this.views[prefix]) {
components = this.views[prefix];
}
}
this.emitTarget(path, contextPath, queryString, view, this.target, components);
};
Traverser.prototype.traverseHere = function (includeHash) {
if (includeHash === void 0) { includeHash = true; }
var here = this.location.path().replace(this.getPrefix(), '');
this.traverse(!includeHash ? here.split('?')[0] : here);
};
Traverser.prototype.addView = function (name, target, component) {
if (!this.views[name]) {
this.views[name] = {};
}
this.views[name][target] = component;
};
Traverser.prototype.addLazyView = function (name, target, loader) {
if (!this.views[name]) {
this.views[name] = {};
}
var id = name + ';' + target;
this.views[name][target] = id;
this.lazy[id] = loader;
this.lazyModules[name] = true;
};
Traverser.prototype.loadLazyView = function (moduleId, viewName, isTile) {
var _this = this;
if (isTile === void 0) { isTile = false; }
return this.lazy[moduleId]().then(function (module) {
_this.compiler.compileModuleAsync(module).then(function (factory) {
factory.create(_this.injector);
});
var moduleViews = module.traverserViews || [];
moduleViews.forEach(function (view) {
_this.views[view.name] = !!_this.views[view.name]
? Object.assign(Object.assign({}, _this.views[view.name]), view.components) : view.components;
});
var moduleTiles = module.traverserTiles || [];
moduleTiles.forEach(function (tile) {
_this.tiles[tile.name] = !!_this.tiles[tile.name]
? Object.assign(Object.assign({}, _this.tiles[tile.name]), tile.components) : tile.components;
});
var target = moduleId.split(';')[1];
return (isTile ? _this.tiles : _this.views)[viewName][target];
});
};
Traverser.prototype.addTile = function (name, target, component) {
if (!this.tiles[name]) {
this.tiles[name] = {};
}
this.tiles[name][target] = component;
this.tilesContexts[name] = new rxjs.BehaviorSubject(this.getEmptyTarget());
};
Traverser.prototype.loadTile = function (name, path) {
var _a;
path = this.normalizer.normalize(this.getFullPath(path));
var contextPath = path;
var queryString = '';
if (path.includes('?')) {
_a = __read(contextPath.split('?'), 2), contextPath = _a[0], queryString = _a[1];
}
this.emitTarget(path, contextPath, queryString, name, this.tilesContexts[name], this.tiles[name], true);
};
Traverser.prototype.emptyTile = function (name) {
if (!!this.tilesContexts[name]) {
this._emit(this.tilesContexts[name], this.getEmptyTarget(), name, true);
}
};
Traverser.prototype.addLazyTile = function (name, target, loader) {
if (!this.tiles[name]) {
this.tiles[name] = {};
}
var id = name + ';' + target;
this.tiles[name][target] = id;
this.tilesContexts[name] = new rxjs.BehaviorSubject(this.getEmptyTarget());
this.lazy[id] = loader;
this.lazyModules[name] = true;
};
Traverser.prototype.emitTarget = function (path, contextPath, queryString, viewOrTile, targetObs, components, isTile, currentContext) {
var _this = this;
if (isTile === void 0) { isTile = false; }
if (!!targetObs && !!components) {
var resolver = void 0;
if (!!currentContext) {
resolver = rxjs.of(currentContext);
}
else if (!contextPath && // if we have no context path
Object.keys(targetObs.value.context).length > 0 && // and we have context
// and query string did not change
!!targetObs.value.query &&
queryString === Object.assign(new http.HttpParams(), targetObs.value.query).toString()) {
// then we keep the current context
resolver = rxjs.of(targetObs.value.context);
contextPath = targetObs.value.contextPath;
}
else {
resolver = this._resolve(contextPath, viewOrTile, queryString);
}
if (resolver) {
resolver.pipe(operators.take(1)).subscribe(function (context) {
var marker = _this.marker.mark(context);
var component = '';
if (marker instanceof Array) {
var matches = marker.filter(function (m) { return components[m]; });
if (matches.length > 0) {
component = components[matches[0]];
}
}
else {
component = components[marker];
}
if (!component) {
component = components['*'];
}
if (!!component) {
var promise = typeof component === 'string'
? _this.loadLazyView(component, viewOrTile, isTile)
: Promise.resolve(component);
promise.then(function (comp) {
var target = !!component
? {
context: context,
path: path,
prefixedPath: _this.getPrefix() + path,
contextPath: contextPath,
prefixedContextPath: _this.getPrefix() + contextPath,
view: viewOrTile,
component: comp,
query: new http.HttpParams({ fromString: queryString || '' }),
}
: _this.getEmptyTarget();
_this._emit(targetObs, target, viewOrTile, isTile);
});
}
else {
_this._emit(targetObs, _this.getEmptyTarget(), viewOrTile, isTile);
}
});
}
}
};
Traverser.prototype._emit = function (targetObs, target, viewOrTile, isTile) {
targetObs.next(target);
if (isTile) {
this.tileUpdates.next({
tile: viewOrTile,
target: target,
});
}
};
Traverser.prototype._resolve = function (path, view, queryString) {
return this.resolver.resolve(path, view, queryString);
};
Traverser.prototype.resolve = function (path, view, queryString) {
return this._resolve(this.normalizer.normalize(this.getFullPath(path)), view, queryString);
};
Traverser.prototype.getFullPath = function (path) {
if (path === '.') {
path = this.target.value.contextPath;
}
else if (path.startsWith('./')) {
path =
this.target.value.contextPath === '/' ? path.slice(1) : this.target.value.contextPath + path.slice(1);
}
else if (path.startsWith('../') || path === '..') {
var current = this.target.value.contextPath.split('/');
path = path
.split('/')
.reduce(function (all, chunk) {
if (chunk === '..') {
all.pop();
}
else {
all.push(chunk);
}
return all;
}, current)
.join('/');
}
return path;
};
Traverser.prototype.getComponent = function (component) {
return this.ngResolver.resolveComponentFactory(component);
};
Traverser.prototype.getEmptyTarget = function () {
return {
component: null,
context: {},
contextPath: '',
prefixedContextPath: this.getPrefix(),
path: '',
prefixedPath: this.getPrefix(),
query: new http.HttpParams(),
view: 'view',
};
};
Traverser.prototype.getQueryParams = function () {
return this.target.pipe(operators.take(1), operators.map(function (target) {
var queryParams = Object.assign(new http.HttpParams(), target.query);
if (!queryParams) {
return {};
}
else {
return queryParams.keys().reduce(function (all, key) {
var value = queryParams.getAll(key);
if (!value) {
return all;
}
if (value.length > 1) {
all[key] = value;
}
else {
all[key] = value[0];
}
return all;
}, {});
}
}));
};
Traverser.prototype.getPrefix = function () {
return !!this.prefix ? this.prefix.getValue() : '';
};
Traverser.prototype.setPrefix = function (prefix) {
this.prefix.next(prefix.startsWith('/') ? prefix : "/" + prefix);
};
return Traverser;
}());
Traverser.ɵprov = i0__namespace.ɵɵdefineInjectable({ factory: function Traverser_Factory() { return new Traverser(i0__namespace.ɵɵinject(i1__namespace.Location), i0__namespace.ɵɵinject(Resolver), i0__namespace.ɵɵinject(Marker), i0__namespace.ɵɵinject(Normalizer), i0__namespace.ɵɵinject(i0__namespace.ComponentFactoryResolver), i0__namespace.ɵɵinject(i0__namespace.Compiler), i0__namespace.ɵɵinject(i0__namespace.INJECTOR), i0__namespace.ɵɵinject(NAVIGATION_PREFIX, 8)); }, token: Traverser, providedIn: "root" });
Traverser.decorators = [
{ type: i0.Injectable, args: [{
providedIn: 'root',
},] }
];
Traverser.ctorParameters = function () { return [
{ type: i1.Location },
{ type: Resolver },
{ type: Marker },
{ type: Normalizer },
{ type: i0.ComponentFactoryResolver },
{ type: i0.Compiler },
{ type: i0.Injector },
{ type: rxjs.BehaviorSubject, decorators: [{ type: i0.Optional }, { type: i0.Inject, args: [NAVIGATION_PREFIX,] }] }
]; };
var TraverserOutlet = /** @class */ (function () {
function TraverserOutlet(traverser, location, container, cdr) {
this.traverser = traverser;
this.location = location;
this.container = container;
this.cdr = cdr;
this.terminator = new rxjs.Subject();
}
TraverserOutlet.prototype.ngOnInit = function () {
var _this = this;
this.traverser.target.pipe(operators.takeUntil(this.terminator)).subscribe(function (target) { return _this.render(target); });
this.traverser.traverse(this.location.path().replace(this.traverser.getPrefix(), ''), false);
this.location.subscribe(function (loc) {
var path = (loc.url || '').replace(_this.traverser.getPrefix(), '');
_this.traverser.traverse(path || '/', false); // when empty string traverse to root
});
};
TraverserOutlet.prototype.ngOnDestroy = function () {
if (this.viewInstance) {
this.viewInstance.destroy();
}
this.terminator.next();
};
TraverserOutlet.prototype.render = function (target) {
if (this.viewInstance) {
this.viewInstance.destroy();
}
if (target.component) {
var componentFactory = this.traverser.getComponent(target.component);
this.viewInstance = this.container.createComponent(componentFactory);
}
if (!this.cdr.destroyed) {
this.cdr.detectChanges();
}
};
return TraverserOutlet;
}());
TraverserOutlet.decorators = [
{ type: i0.Directive, args: [{
selector: 'traverser-outlet',
},] }
];
TraverserOutlet.ctorParameters = function () { return [
{ type: Traverser },
{ type: i1.Location },
{ type: i0.ViewContainerRef },
{ type: i0.ChangeDetectorRef }
]; };
var TraverserButton = /** @class */ (function () {
function TraverserButton(traverser) {
this.traverser = traverser;
}
TraverserButton.prototype.onClick = function (event) {
event.preventDefault();
if (!!this.traverseTo) {
this.traverser.traverse(this.traverseTo);
}
};
return TraverserButton;
}());
TraverserButton.decorators = [
{ type: i0.Directive, args: [{
selector: ':not(a)[traverseTo]',
},] }
];
TraverserButton.ctorParameters = function () { return [
{ type: Traverser }
]; };
TraverserButton.propDecorators = {
traverseTo: [{ type: i0.Input }],
onClick: [{ type: i0.HostListener, args: ['click', ['$event'],] }]
};
var TraverserLink = /** @class */ (function (_super) {
__extends(TraverserLink, _super);
function TraverserLink(privateTraverser, normalizer) {
var _this = _super.call(this, privateTraverser) || this;
_this.privateTraverser = privateTraverser;
_this.normalizer = normalizer;
return _this;
}
TraverserLink.prototype.ngOnInit = function () {
if (!!this.traverseTo) {
this.href =
this.privateTraverser.getPrefix() +
this.normalizer.normalize(this.privateTraverser.getFullPath(this.traverseTo));
}
};
return TraverserLink;
}(TraverserButton));
TraverserLink.decorators = [
{ type: i0.Directive, args: [{
selector: 'a[traverseTo]',
},] }
];
TraverserLink.ctorParameters = function () { return [
{ type: Traverser },
{ type: Normalizer }
]; };
TraverserLink.propDecorators = {
href: [{ type: i0.HostBinding }]
};
var TraverserTile = /** @class */ (function () {
function TraverserTile(traverser, container, cdr) {
this.traverser = traverser;
this.container = container;
this.cdr = cdr;
this.noUpdateOnTraverse = false;
this.terminator = new rxjs.Subject();
}
TraverserTile.prototype.ngOnInit = function () {
var _this = this;
if (!!this.name) {
if (!this.noUpdateOnTraverse) {
this.traverser.target
.pipe(operators.takeUntil(this.terminator), operators.skip(1))
.subscribe(function (target) { return _this.traverser.loadTile(_this.name, target.contextPath); });
}
var tileContext = this.traverser.tilesContexts[this.name];
if (!!tileContext) {
tileContext.pipe(operators.takeUntil(this.terminator)).subscribe(function (target) { return _this.render(target); });
}
}
};
TraverserTile.prototype.ngOnDestroy = function () {
if (this.viewInstance) {
this.viewInstance.destroy();
}
this.terminator.next();
};
TraverserTile.prototype.render = function (target) {
if (this.viewInstance) {
this.viewInstance.destroy();
}
if (target.component) {
var componentFactory = this.traverser.getComponent(target.component);
this.viewInstance = this.container.createComponent(componentFactory);
}
if (!this.cdr.destroyed) {
this.cdr.detectChanges();
}
};
return TraverserTile;
}());
TraverserTile.decorators = [
{ type: i0.Directive, args: [{
selector: 'traverser-tile',
},] }
];
TraverserTile.ctorParameters = function () { return [
{ type: Traverser },
{ type: i0.ViewContainerRef },
{ type: i0.ChangeDetectorRef }
]; };
TraverserTile.propDecorators = {
name: [{ type: i0.Input }],
noUpdateOnTraverse: [{ type: i0.Input }]
};
var TraversalModule = /** @class */ (function () {
function TraversalModule() {
}
return TraversalModule;
}());
TraversalModule.decorators = [
{ type: i0.NgModule, args: [{
declarations: [TraverserOutlet, TraverserButton, TraverserLink, TraverserTile],
imports: [http.HttpClientModule],
exports: [TraverserOutlet, TraverserButton, TraverserLink, TraverserTile],
providers: [i1.Location, { provide: i1.LocationStrategy, useClass: i1.PathLocationStrategy }],
},] }
];
// the actual value will be provided by the module
var BACKEND_BASE_URL = new i0.InjectionToken('backend.base.url');
var BasicHttpResolver = /** @class */ (function (_super) {
__extends(BasicHttpResolver, _super);
function BasicHttpResolver(http, backend) {
var _this = _super.call(this) || this;
_this.http = http;
_this.backend = backend;
return _this;
}
BasicHttpResolver.prototype.resolve = function (path, view, queryString) {
var headers = new http.HttpHeaders()
.append('Accept', 'application/json')
.append('Content-Type', 'application/json');
return this.http.get(this.backend + path, { headers: headers });
};
return BasicHttpResolver;
}(Resolver));
BasicHttpResolver.decorators = [
{ type: i0.Injectable }
];
BasicHttpResolver.ctorParameters = function () { return [
{ type: http.HttpClient },
{ type: String, decorators: [{ type: i0.Inject, args: [BACKEND_BASE_URL,] }] }
]; };
/*
* Public API Surface of traversal
*/
/**
* Generated bundle index. Do not edit.
*/
exports.BACKEND_BASE_URL = BACKEND_BASE_URL;
exports.BasicHttpResolver = BasicHttpResolver;
exports.Marker = Marker;
exports.NAVIGATION_PREFIX = NAVIGATION_PREFIX;
exports.Normalizer = Normalizer;
exports.Resolver = Resolver;
exports.TraversalModule = TraversalModule;
exports.Traverser = Traverser;
exports.TraverserButton = TraverserButton;
exports.TraverserLink = TraverserLink;
exports.TraverserOutlet = TraverserOutlet;
exports.TraverserTile = TraverserTile;
Object.defineProperty(exports, '__esModule', { value: true });
})));
//# sourceMappingURL=angular-traversal.umd.js.map