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not be zero");var u=s.map(function(e){return e instanceof d?e:"component"in e?y(e.component,null===e.componentProps?void 0:e.componentProps):y(e,void 0)}).filter(function(e){return null!==e});if(0===u.length)throw new Error("invalid views to insert");var c,l=e(u);try{for(l.s();!(c=l.n()).done;){var v=c.value;v.delegate=t.opts.delegate;var f=v.nav;if(f&&f!==this)throw new Error("inserted view was already inserted");if(3===v.state)throw new Error("inserted view was already destroyed")}}catch(p){l.e(p)}finally{l.f()}t.insertViews=u}}},{key:"getEnteringView",value:function(e,t){var n=e.insertViews;if(void 0!==n)return n[n.length-1];var r=e.removeStart;if(void 0!==r)for(var i=this.views,o=r+e.removeCount,a=i.length-1;a>=0;a--){var s=i[a];if((a<r||a>=o)&&s!==t)return s}}},{key:"postViewInit",value:function(t,n,r){var i,o,a;(0,h.n)(n||t,"Both leavingView and enteringView are null"),(0,h.n)(r.resolve,"resolve must be valid"),(0,h.n)(r.reject,"reject must be valid");var s,u=r.opts,c=r.insertViews,l=r.removeStart,f=r.removeCount;if(void 0!==l&&void 0!==f){(0,h.n)(l>=0,"removeStart can not be negative"),(0,h.n)(f>=0,"removeCount can not be negative"),s=[];for(var d=l;d<l+f;d++){var p=this.views[d];void 0!==p&&p!==t&&p!==n&&s.push(p)}null!==(i=u.direction)&&void 0!==i||(u.direction="back")}var y=this.views.length+(null!==(o=null==c?void 0:c.length)&&void 0!==o?o:0)-(null!=f?f:0);if((0,h.n)(y>=0,"final balance can not be negative"),0===y)throw console.warn("You can't remove all the pages in the navigation stack. nav.pop() is probably called too many times.",this,this.el),new Error("navigation stack needs at least one root page");if(c){var m,g=r.insertStart,w=e(c);try{for(w.s();!(m=w.n()).done;){var b=m.value;this.insertViewAt(b,g),g++}}catch(L){w.e(L)}finally{w.f()}r.enteringRequiresTransition&&(null!==(a=u.direction)&&void 0!==a||(u.direction="forward"))}if(s&&s.length>0){var k,x=e(s);try{for(x.s();!(k=x.n()).done;){var S=k.value;(0,v.l)(S.element,v.b),(0,v.l)(S.element,v.c),(0,v.l)(S.element,v.d)}}catch(L){x.e(L)}finally{x.f()}var E,C=e(s);try{for(C.s();!(E=C.n()).done;){var T=E.value;this.destroyView(T)}}catch(L){C.e(L)}finally{C.f()}}}},{key:"transition",value:(r=i(n().mark(function e(t,r,i){var o,a,s,u,l,h,f,d,p=this;return n().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:return o=i.opts,a=o.progressAnimation?function(e){return p.sbAni=e}:void 0,s=(0,c.b)(this),u=t.element,l=r&&r.element,h=Object.assign(Object.assign({mode:s,showGoBack:this.canGoBackSync(t),baseEl:this.el,progressCallback:a,animated:this.animated&&c.c.getBoolean("animated",!0),enteringEl:u,leavingEl:l},o),{animationBuilder:o.animationBuilder||this.animation||c.c.get("navAnimation")}),e.next=8,(0,v.t)(h);case 8:return f=e.sent,d=f.hasCompleted,e.abrupt("return",this.transitionFinish(d,t,r,o));case 11:case"end":return e.stop()}},e,this)})),function(e,t,n){return r.apply(this,arguments)})},{key:"transitionFinish",value:function(e,t,n,r){var i=e?t:n;return i&&this.unmountInactiveViews(i),{hasCompleted:e,requiresTransition:!0,enteringView:t,leavingView:n,direction:r.direction}}},{key:"insertViewAt",value:function(e,t){var n=this.views,r=n.indexOf(e);r>-1?((0,h.n)(e.nav===this,"view is not part of the nav"),n.splice(r,1),n.splice(t,0,e)):((0,h.n)(!e.nav,"nav is used"),e.nav=this,n.splice(t,0,e))}},{key:"removeView",value:function(e){(0,h.n)(2===e.state||3===e.state,"view state should be loaded or destroyed");var t=this.views,n=t.indexOf(e);(0,h.n)(n>-1,"view must be part of the stack"),n>=0&&t.splice(n,1)}},{key:"destroyView",value:function(e){e._destroy(),this.removeView(e)}},{key:"unmountInactiveViews",value:function(e){if(!this.destroyed)for(var t=this.views,n=t.indexOf(e),r=t.length-1;r>=0;r--){var i=t[r],o=i.element;o&&(r>n?((0,v.l)(o,v.d),this.destroyView(i)):r<n&&(0,v.s)(o,!0))}}},{key:"canStart",value:function(){return!!this.swipeGesture&&!this.isTransitioning&&0===this.transInstr.length&&this.animationEnabled&&this.canGoBackSync()}},{key:"onStart",value:function(){this.pop({direction:"back",progressAnimation:!0})}},{key:"onMove",value:function(e){this.sbAni&&this.sbAni.progressStep(e)}},{key:"onEnd",value:function(e,t,n){var r=this;if(this.sbAni){this.animationEnabled=!1,this.sbAni.onFinish(function(){r.animationEnabled=!0},{oneTimeCallback:!0});var i=e?-.001:.001;e?i+=(0,l.g)([0,0],[.32,.72],[0,1],[1,1],t)[0]:(this.sbAni.easing("cubic-bezier(1, 0, 0.68, 0.28)"),i+=(0,l.g)([0,0],[1,0],[.68,.28],[1,1],t)[0]),this.sbAni.progressEnd(e?1:0,i,n)}}},{key:"render",value:function(){return(0,u.h)("slot",null)}},{key:"el",get:function(){return(0,u.i)(this)}}],[{key:"watchers",get:function(){return{swipeGesture:["swipeGestureChanged"],root:["rootChanged"]}}}]),t}();m.style=":host{left:0;right:0;top:0;bottom:0;position:absolute;contain:layout size style;overflow:hidden;z-index:0}";var g=function(){function e(t){var n=this;o(this,e),(0,u.r)(this,t),this.routerDirection="forward",this.onClick=function(){return function(e,t,r,i,o){var a=n.el.closest("ion-nav");if(a)if("forward"===t){if(void 0!==r)return a.push(r,i,{skipIfBusy:!0,animationBuilder:o})}else if("root"===t){if(void 0!==r)return a.setRoot(r,i,{skipIfBusy:!0,animationBuilder:o})}else if("back"===t)return a.pop({skipIfBusy:!0,animationBuilder:o});return Promise.resolve(!1)}(0,n.routerDirection,n.component,n.componentProps,n.routerAnimation)}}return s(e,[{key:"render",value:function(){return(0,u.h)(u.H,{onClick:this.onClick})}},{key:"el",get:function(){return(0,u.i)(this)}}]),e}()}}])}();