(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('rxjs'), require('rxjs/operators'), require('@angular/fire/compat'), require('@angular/common'), require('firebase/compat/app'), require('@angular/fire')) :
    typeof define === 'function' && define.amd ? define('@angular/fire/compat/performance', ['exports', '@angular/core', 'rxjs', 'rxjs/operators', '@angular/fire/compat', '@angular/common', 'firebase/compat/app', '@angular/fire'], factory) :
    (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory((global.angular = global.angular || {}, global.angular.fire = global.angular.fire || {}, global.angular.fire.compat = global.angular.fire.compat || {}, global.angular.fire.compat.performance = {}), global.ng.core, global.rxjs, global.rxjs.operators, global.angular.fire.compat, global.ng.common, global.firebase, global.angular.fire));
}(this, (function (exports, i0, rxjs, operators, i1, common, firebase, fire) { 'use strict';

    function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }

    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);
    var firebase__default = /*#__PURE__*/_interopDefaultLegacy(firebase);

    // DO NOT MODIFY, this file is autogenerated by tools/build.ts
    // Export a null object with the same keys as firebase/compat/performance, so Proxy can work with proxy-polyfill in Internet Explorer
    var proxyPolyfillCompat = {
        app: null,
        trace: null,
        instrumentationEnabled: null,
        dataCollectionEnabled: null,
    };

    var INSTRUMENTATION_ENABLED = new i0.InjectionToken('angularfire2.performance.instrumentationEnabled');
    var DATA_COLLECTION_ENABLED = new i0.InjectionToken('angularfire2.performance.dataCollectionEnabled');
    var AngularFirePerformance = /** @class */ (function () {
        function AngularFirePerformance(app, instrumentationEnabled, dataCollectionEnabled, zone, 
        // tslint:disable-next-line:ban-types
        platformId) {
            this.zone = zone;
            this.performance = rxjs.of(undefined).pipe(operators.switchMap(function () { return common.isPlatformBrowser(platformId) ? zone.runOutsideAngular(function () { return import('firebase/compat/performance'); }) : rxjs.EMPTY; }), operators.map(function () { return i1.ɵcacheInstance("performance", 'AngularFirePerformance', app.name, function () {
                var performance = zone.runOutsideAngular(function () { return app.performance(); });
                if (instrumentationEnabled === false) {
                    performance.instrumentationEnabled = false;
                }
                if (dataCollectionEnabled === false) {
                    performance.dataCollectionEnabled = false;
                }
                return performance;
            }, [instrumentationEnabled, dataCollectionEnabled]); }), operators.shareReplay({ bufferSize: 1, refCount: false }));
            return i1.ɵlazySDKProxy(this, this.performance, zone);
        }
        return AngularFirePerformance;
    }());
    AngularFirePerformance.ɵfac = i0__namespace.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: AngularFirePerformance, deps: [{ token: i1__namespace.FirebaseApp }, { token: INSTRUMENTATION_ENABLED, optional: true }, { token: DATA_COLLECTION_ENABLED, optional: true }, { token: i0__namespace.NgZone }, { token: i0.PLATFORM_ID }], target: i0__namespace.ɵɵFactoryTarget.Injectable });
    AngularFirePerformance.ɵprov = i0__namespace.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: AngularFirePerformance, providedIn: 'any' });
    i0__namespace.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: AngularFirePerformance, decorators: [{
                type: i0.Injectable,
                args: [{
                        providedIn: 'any'
                    }]
            }], ctorParameters: function () {
            return [{ type: i1__namespace.FirebaseApp }, { type: undefined, decorators: [{
                            type: i0.Optional
                        }, {
                            type: i0.Inject,
                            args: [INSTRUMENTATION_ENABLED]
                        }] }, { type: undefined, decorators: [{
                            type: i0.Optional
                        }, {
                            type: i0.Inject,
                            args: [DATA_COLLECTION_ENABLED]
                        }] }, { type: i0__namespace.NgZone }, { type: Object, decorators: [{
                            type: i0.Inject,
                            args: [i0.PLATFORM_ID]
                        }] }];
        } });
    var trace$ = function (traceId) {
        var _a;
        if (typeof window !== 'undefined' && ((_a = window.performance) === null || _a === void 0 ? void 0 : _a.mark)) {
            var entries = window.performance.getEntriesByName(traceId, 'measure') || [];
            var startMarkName_1 = "_" + traceId + "Start[" + entries.length + "]";
            var endMarkName_1 = "_" + traceId + "End[" + entries.length + "]";
            return new rxjs.Observable(function (emitter) {
                window.performance.mark(startMarkName_1);
                emitter.next();
                return {
                    unsubscribe: function () {
                        window.performance.mark(endMarkName_1);
                        window.performance.measure(traceId, startMarkName_1, endMarkName_1);
                    }
                };
            });
        }
        else {
            return rxjs.EMPTY;
        }
    };
    var traceUntil = function (name, test, options) { return function (source$) { return new rxjs.Observable(function (subscriber) {
        var traceSubscription = trace$(name).subscribe();
        return source$.pipe(operators.tap(function (a) { return test(a) && traceSubscription.unsubscribe(); }, function () {
        }, function () { return options && options.orComplete && traceSubscription.unsubscribe(); })).subscribe(subscriber);
    }); }; };
    var traceWhile = function (name, test, options) { return function (source$) { return new rxjs.Observable(function (subscriber) {
        var traceSubscription;
        return source$.pipe(operators.tap(function (a) {
            if (test(a)) {
                traceSubscription = traceSubscription || trace$(name).subscribe();
            }
            else {
                if (traceSubscription) {
                    traceSubscription.unsubscribe();
                }
                traceSubscription = undefined;
            }
        }, function () {
        }, function () { return options && options.orComplete && traceSubscription && traceSubscription.unsubscribe(); })).subscribe(subscriber);
    }); }; };
    var traceUntilComplete = function (name) { return function (source$) { return new rxjs.Observable(function (subscriber) {
        var traceSubscription = trace$(name).subscribe();
        return source$.pipe(operators.tap(function () {
        }, function () {
        }, function () { return traceSubscription.unsubscribe(); })).subscribe(subscriber);
    }); }; };
    var traceUntilFirst = function (name) { return function (source$) { return new rxjs.Observable(function (subscriber) {
        var traceSubscription = trace$(name).subscribe();
        return source$.pipe(operators.tap(function () { return traceSubscription.unsubscribe(); }, function () {
        }, function () {
        })).subscribe(subscriber);
    }); }; };
    var trace = function (name) { return function (source$) { return new rxjs.Observable(function (subscriber) {
        var traceSubscription = trace$(name).subscribe();
        return source$.pipe(operators.tap(function () { return traceSubscription.unsubscribe(); }, function () {
        }, function () { return traceSubscription.unsubscribe(); })).subscribe(subscriber);
    }); }; };
    i1.ɵapplyMixins(AngularFirePerformance, [proxyPolyfillCompat]);

    var IS_STABLE_START_MARK = 'Zone';
    var IS_STABLE_END_MARK = '_isStableEnd';
    var PerformanceMonitoringService = /** @class */ (function () {
        function PerformanceMonitoringService(appRef) {
            var _a;
            if (typeof window !== 'undefined' && ((_a = window.performance) === null || _a === void 0 ? void 0 : _a.mark)) {
                this.disposable = appRef.isStable.pipe(operators.first(function (it) { return it; }), operators.tap(function () {
                    window.performance.mark(IS_STABLE_END_MARK);
                    window.performance.measure('isStable', IS_STABLE_START_MARK, IS_STABLE_END_MARK);
                })).subscribe();
            }
        }
        PerformanceMonitoringService.prototype.ngOnDestroy = function () {
            if (this.disposable) {
                this.disposable.unsubscribe();
            }
        };
        return PerformanceMonitoringService;
    }());
    PerformanceMonitoringService.ɵfac = i0__namespace.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: PerformanceMonitoringService, deps: [{ token: i0__namespace.ApplicationRef }], target: i0__namespace.ɵɵFactoryTarget.Injectable });
    PerformanceMonitoringService.ɵprov = i0__namespace.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: PerformanceMonitoringService });
    i0__namespace.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: PerformanceMonitoringService, decorators: [{
                type: i0.Injectable
            }], ctorParameters: function () { return [{ type: i0__namespace.ApplicationRef }]; } });

    var AngularFirePerformanceModule = /** @class */ (function () {
        function AngularFirePerformanceModule(perf, _) {
            firebase__default['default'].registerVersion('angularfire', fire.VERSION.full, 'perf-compat');
            // call anything here to get perf loading
            // tslint:disable-next-line:no-unused-expression
            perf.dataCollectionEnabled.then(function () { });
        }
        return AngularFirePerformanceModule;
    }());
    AngularFirePerformanceModule.ɵfac = i0__namespace.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: AngularFirePerformanceModule, deps: [{ token: AngularFirePerformance }, { token: PerformanceMonitoringService, optional: true }], target: i0__namespace.ɵɵFactoryTarget.NgModule });
    AngularFirePerformanceModule.ɵmod = i0__namespace.ɵɵngDeclareNgModule({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: AngularFirePerformanceModule });
    AngularFirePerformanceModule.ɵinj = i0__namespace.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: AngularFirePerformanceModule, providers: [AngularFirePerformance] });
    i0__namespace.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "12.1.3", ngImport: i0__namespace, type: AngularFirePerformanceModule, decorators: [{
                type: i0.NgModule,
                args: [{
                        providers: [AngularFirePerformance]
                    }]
            }], ctorParameters: function () {
            return [{ type: AngularFirePerformance }, { type: PerformanceMonitoringService, decorators: [{
                            type: i0.Optional
                        }] }];
        } });

    /**
     * Generated bundle index. Do not edit.
     */

    exports.AngularFirePerformance = AngularFirePerformance;
    exports.AngularFirePerformanceModule = AngularFirePerformanceModule;
    exports.DATA_COLLECTION_ENABLED = DATA_COLLECTION_ENABLED;
    exports.INSTRUMENTATION_ENABLED = INSTRUMENTATION_ENABLED;
    exports.PerformanceMonitoringService = PerformanceMonitoringService;
    exports.trace = trace;
    exports.traceUntil = traceUntil;
    exports.traceUntilComplete = traceUntilComplete;
    exports.traceUntilFirst = traceUntilFirst;
    exports.traceWhile = traceWhile;

    Object.defineProperty(exports, '__esModule', { value: true });

})));
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