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{NgModule,Directive,ElementRef,HostListener,Input,OnDestroy,DoCheck,NgZone} from '@angular/core';\nimport {CommonModule} from '@angular/common';\nimport {DomHandler, ConnectedOverlayScrollHandler} from 'primeng/dom';\n\n@Directive({\n    selector: '[pPassword]',\n    host: {\n        '[class.p-inputtext]': 'true',\n        '[class.p-component]': 'true',\n        '[class.p-filled]': 'filled'\n    }\n})\nexport class Password implements OnDestroy,DoCheck {\n\n    @Input() promptLabel: string = 'Enter a password';\n\n    @Input() weakLabel: string = 'Weak';\n\n    @Input() mediumLabel: string = 'Medium';\n\n    @Input() strongLabel: string = 'Strong';\n\n    @Input() feedback: boolean = true;\n\n    @Input() set showPassword(show: boolean) {\n        this.el.nativeElement.type = show ? 'text' : 'password';\n    }\n\n    panel: HTMLDivElement;\n\n    meter: any;\n\n    info: any;\n\n    filled: boolean;\n\n    scrollHandler: any;\n\n    documentResizeListener: any;\n\n    constructor(public el: ElementRef, public zone: NgZone) {}\n\n    ngDoCheck() {\n        this.updateFilledState();\n    }\n\n    @HostListener('input', ['$event'])\n    onInput(e) {\n        this.updateFilledState();\n    }\n\n    updateFilledState() {\n        this.filled = this.el.nativeElement.value && this.el.nativeElement.value.length;\n    }\n\n    createPanel() {\n        this.panel = document.createElement('div');\n        this.panel.className = 'p-password-panel p-component p-password-panel-overlay p-connected-overlay';\n        this.meter = document.createElement('div');\n        this.meter.className = 'p-password-meter';\n        this.info = document.createElement('div');\n        this.info.className = 'p-password-info';\n        this.info.textContent = this.promptLabel;\n        this.panel.appendChild(this.meter);\n        this.panel.appendChild(this.info);\n        this.panel.style.minWidth = DomHandler.getOuterWidth(this.el.nativeElement) + 'px';\n        document.body.appendChild(this.panel);\n    }\n\n    showOverlay() {\n        if (this.feedback) {\n            if (!this.panel) {\n                this.createPanel();\n            }\n\n            this.panel.style.zIndex = String(++DomHandler.zindex);\n            this.panel.style.display = 'block';\n            this.zone.runOutsideAngular(() => {\n\n                setTimeout(() => {\n                    DomHandler.addClass(this.panel, 'p-connected-overlay-visible');\n                    this.bindScrollListener();\n                    this.bindDocumentResizeListener();\n                }, 1);\n            });\n            DomHandler.absolutePosition(this.panel, this.el.nativeElement);\n        }\n    }\n\n    hideOverlay() {\n        if (this.feedback && this.panel) {\n            DomHandler.addClass(this.panel, 'p-connected-overlay-hidden');\n            DomHandler.removeClass(this.panel, 'p-connected-overlay-visible');\n            this.unbindScrollListener();\n            this.unbindDocumentResizeListener();\n\n            this.zone.runOutsideAngular(() => {\n                setTimeout(() => {\n                    this.ngOnDestroy();\n                }, 150);\n            });\n        }\n    }\n\n    @HostListener('focus')\n    onFocus() {\n        this.showOverlay();\n    }\n\n    @HostListener('blur')\n    onBlur() {\n        this.hideOverlay();\n    }\n\n    @HostListener('keyup', ['$event'])\n    onKeyup(e) {\n        if (this.feedback) {\n            let value = e.target.value,\n            label = null,\n            meterPos = null;\n\n            if (value.length === 0) {\n                label = this.promptLabel;\n                meterPos = '0px 0px';\n            }\n            else {\n                var score = this.testStrength(value);\n\n                if (score < 30) {\n                    label = this.weakLabel;\n                    meterPos = '0px -10px';\n                }\n                else if (score >= 30 && score < 80) {\n                    label = this.mediumLabel;\n                    meterPos = '0px -20px';\n                }\n                else if (score >= 80) {\n                    label = this.strongLabel;\n                    meterPos = '0px -30px';\n                }\n            }\n\n            if (!this.panel || !DomHandler.hasClass(this.panel, 'p-connected-overlay-visible')) {\n                this.showOverlay();\n            }\n\n            this.meter.style.backgroundPosition = meterPos;\n            this.info.textContent = label;\n        }\n    }\n\n    testStrength(str: string) {\n        let grade: number = 0;\n        let val: RegExpMatchArray;\n\n        val = str.match('[0-9]');\n        grade += this.normalize(val ? val.length : 1/4, 1) * 25;\n\n        val = str.match('[a-zA-Z]');\n        grade += this.normalize(val ? val.length : 1/2, 3) * 10;\n\n        val = str.match('[!@#$%^&*?_~.,;=]');\n        grade += this.normalize(val ? val.length : 1/6, 1) * 35;\n\n        val = str.match('[A-Z]');\n        grade += this.normalize(val ? val.length : 1/6, 1) * 30;\n\n        grade *= str.length / 8;\n\n        return grade > 100 ? 100 : grade;\n    }\n\n    normalize(x, y) {\n        let diff = x - y;\n\n        if (diff <= 0)\n            return x / y;\n        else\n            return 1 + 0.5 * (x / (x + y/4));\n    }\n\n    get disabled(): boolean {\n        return this.el.nativeElement.disabled;\n    }\n\n    bindScrollListener() {\n        if (!this.scrollHandler) {\n            this.scrollHandler = new ConnectedOverlayScrollHandler(this.el.nativeElement, () => {\n                if (DomHandler.hasClass(this.panel, 'p-connected-overlay-visible')) {\n                    this.hideOverlay();\n                }\n            });\n        }\n\n        this.scrollHandler.bindScrollListener();\n    }\n\n    unbindScrollListener() {\n        if (this.scrollHandler) {\n            this.scrollHandler.unbindScrollListener();\n        }\n    }\n\n    bindDocumentResizeListener() {\n        this.documentResizeListener = this.onWindowResize.bind(this);\n        window.addEventListener('resize', this.documentResizeListener);\n    }\n\n    unbindDocumentResizeListener() {\n        if (this.documentResizeListener) {\n            window.removeEventListener('resize', this.documentResizeListener);\n            this.documentResizeListener = null;\n        }\n    }\n\n    onWindowResize() {\n        this.hideOverlay();\n    }\n\n    ngOnDestroy() {\n        if (this.panel) {\n            if (this.scrollHandler) {\n                this.scrollHandler.destroy();\n                this.scrollHandler = null;\n            }\n\n            this.unbindDocumentResizeListener();\n\n            document.body.removeChild(this.panel);\n            this.panel = null;\n            this.meter = null;\n            this.info = null;\n        }\n    }\n}\n\n@NgModule({\n    imports: [CommonModule],\n    exports: [Password],\n    declarations: [Password]\n})\nexport class PasswordModule { }\n"]}