import{e as _,ia as C,q as d,s as w}from"./chunk-AQ27DSQO.js";var m=class{};function u(c){return c&&typeof c.connect=="function"&&!(c instanceof _)}var D=class extends m{_data;constructor(t){super(),this._data=t}connect(){return w(this._data)?this._data:d(this._data)}disconnect(){}},o=(function(c){return c[c.REPLACED=0]="REPLACED",c[c.INSERTED=1]="INSERTED",c[c.MOVED=2]="MOVED",c[c.REMOVED=3]="REMOVED",c})(o||{}),M=new C("_ViewRepeater"),V=class{viewCacheSize=20;_viewCache=[];applyChanges(t,i,s,n,e){t.forEachOperation((h,f,E)=>{let a,l;if(h.previousIndex==null){let r=()=>s(h,f,E);a=this._insertView(r,E,i,n(h)),l=a?o.INSERTED:o.REPLACED}else E==null?(this._detachAndCacheView(f,i),l=o.REMOVED):(a=this._moveView(f,E,i,n(h)),l=o.MOVED);e&&e({context:a?.context,operation:l,record:h})})}detach(){for(let t of this._viewCache)t.destroy();this._viewCache=[]}_insertView(t,i,s,n){let e=this._insertViewFromCache(i,s);if(e){e.context.$implicit=n;return}let h=t();return s.createEmbeddedView(h.templateRef,h.context,h.index)}_detachAndCacheView(t,i){let s=i.detach(t);this._maybeCacheView(s,i)}_moveView(t,i,s,n){let e=s.get(t);return s.move(e,i),e.context.$implicit=n,e}_maybeCacheView(t,i){if(this._viewCache.length<this.viewCacheSize)this._viewCache.push(t);else{let s=i.indexOf(t);s===-1?t.destroy():i.remove(s)}}_insertViewFromCache(t,i){let s=this._viewCache.pop();return s&&i.insert(s,t),s||null}};export{m as a,u as b,D as c,M as d,V as e};