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function t(t){return t.split("-")[0]}function e(t){return t.split("-")[1]}function n(e){return["top","bottom"].includes(t(e))?"x":"y"}function r(t){return"y"===t?"height":"width"}function i(i,o,a){let{reference:l,floating:s}=i;const c=l.x+l.width/2-s.width/2,f=l.y+l.height/2-s.height/2,u=n(o),m=r(u),g=l[m]/2-s[m]/2,d="x"===u;let p;switch(t(o)){case"top":p={x:c,y:l.y-s.height};break;case"bottom":p={x:c,y:l.y+l.height};break;case"right":p={x:l.x+l.width,y:f};break;case"left":p={x:l.x-s.width,y:f};break;default:p={x:l.x,y:l.y}}switch(e(o)){case"start":p[u]-=g*(a&&d?-1:1);break;case"end":p[u]+=g*(a&&d?-1:1)}return p}const o=async(t,e,n)=>{const{placement:r="bottom",strategy:o="absolute",middleware:a=[],platform:l}=n,s=a.filter(Boolean),c=await(null==l.isRTL?void 0:l.isRTL(e));let f=await l.getElementRects({reference:t,floating:e,strategy:o}),{x:u,y:m}=i(f,r,c),g=r,d={},p=0;for(let n=0;n<s.length;n++){const{name:a,fn:h}=s[n],{x:y,y:x,data:w,reset:v}=await h({x:u,y:m,initialPlacement:r,placement:g,strategy:o,middlewareData:d,rects:f,platform:l,elements:{reference:t,floating:e}});u=null!=y?y:u,m=null!=x?x:m,d={...d,[a]:{...d[a],...w}},v&&p<=50&&(p++,"object"==typeof v&&(v.placement&&(g=v.placement),v.rects&&(f=!0===v.rects?await l.getElementRects({reference:t,floating:e,strategy:o}):v.rects),({x:u,y:m}=i(f,g,c))),n=-1)}return{x:u,y:m,placement:g,strategy:o,middlewareData:d}};function a(t){return"number"!=typeof t?function(t){return{top:0,right:0,bottom:0,left:0,...t}}(t):{top:t,right:t,bottom:t,left:t}}function l(t){return{...t,top:t.y,left:t.x,right:t.x+t.width,bottom:t.y+t.height}}async function s(t,e){var n;void 0===e&&(e={});const{x:r,y:i,platform:o,rects:s,elements:c,strategy:f}=t,{boundary:u="clippingAncestors",rootBoundary:m="viewport",elementContext:g="floating",altBoundary:d=!1,padding:p=0}=e,h=a(p),y=c[d?"floating"===g?"reference":"floating":g],x=l(await o.getClippingRect({element:null==(n=await(null==o.isElement?void 0:o.isElement(y)))||n?y:y.contextElement||await(null==o.getDocumentElement?void 0:o.getDocumentElement(c.floating)),boundary:u,rootBoundary:m,strategy:f})),w="floating"===g?{...s.floating,x:r,y:i}:s.reference,v=l(o.convertOffsetParentRelativeRectToViewportRelativeRect?await o.convertOffsetParentRelativeRectToViewportRelativeRect({rect:w,offsetParent:await(null==o.getOffsetParent?void 0:o.getOffsetParent(c.floating)),strategy:f}):w);return{top:x.top-v.top+h.top,bottom:v.bottom-x.bottom+h.bottom,left:x.left-v.left+h.left,right:v.right-x.right+h.right}}const c=Math.min,f=Math.max;function u(t,e,n){return f(t,c(e,n))}const m=t=>({name:"arrow",options:t,async fn(i){const{element:o,padding:l=0}=null!=t?t:{},{x:s,y:c,placement:f,rects:m,platform:g}=i;if(null==o)return{};const d=a(l),p={x:s,y:c},h=n(f),y=e(f),x=r(h),w=await g.getDimensions(o),v="y"===h?"top":"left",b="y"===h?"bottom":"right",R=m.reference[x]+m.reference[h]-p[h]-m.floating[x],A=p[h]-m.reference[h],P=await(null==g.getOffsetParent?void 0:g.getOffsetParent(o));let T=P?"y"===h?P.clientHeight||0:P.clientWidth||0:0;0===T&&(T=m.floating[x]);const O=R/2-A/2,L=d[v],D=T-w[x]-d[b],k=T/2-w[x]/2+O,E=u(L,k,D),B=("start"===y?d[v]:d[b])>0&&k!==E&&m.reference[x]<=m.floating[x];return{[h]:p[h]-(B?k<L?L-k:D-k:0),data:{[h]:E,centerOffset:k-E}}}}),g={left:"right",right:"left",bottom:"top",top:"bottom"};function d(t){return t.replace(/left|right|bottom|top/g,(t=>g[t]))}function p(t,i,o){void 0===o&&(o=!1);const a=e(t),l=n(t),s=r(l);let c="x"===l?a===(o?"end":"start")?"right":"left":"start"===a?"bottom":"top";return i.reference[s]>i.floating[s]&&(c=d(c)),{main:c,cross:d(c)}}const h={start:"end",end:"start"};function y(t){return t.replace(/start|end/g,(t=>h[t]))}const x=["top","right","bottom","left"],w=x.reduce(((t,e)=>t.concat(e,e+"-start",e+"-end")),[]);const v=function(n){return void 0===n&&(n={}),{name:"autoPlacement",options:n,async fn(r){var i,o,a,l,c;const{x:f,y:u,rects:m,middlewareData:g,placement:d,platform:h,elements:x}=r,{alignment:v=null,allowedPlacements:b=w,autoAlignment:R=!0,...A}=n,P=function(n,r,i){return(n?[...i.filter((t=>e(t)===n)),...i.filter((t=>e(t)!==n))]:i.filter((e=>t(e)===e))).filter((t=>!n||e(t)===n||!!r&&y(t)!==t))}(v,R,b),T=await s(r,A),O=null!=(i=null==(o=g.autoPlacement)?void 0:o.index)?i:0,L=P[O];if(null==L)return{};const{main:D,cross:k}=p(L,m,await(null==h.isRTL?void 0:h.isRTL(x.floating)));if(d!==L)return{x:f,y:u,reset:{placement:P[0]}};const E=[T[t(L)],T[D],T[k]],B=[...null!=(a=null==(l=g.autoPlacement)?void 0:l.overflows)?a:[],{placement:L,overflows:E}],C=P[O+1];if(C)return{data:{index:O+1,overflows:B},reset:{placement:C}};const H=B.slice().sort(((t,e)=>t.overflows[0]-e.overflows[0])),V=null==(c=H.find((t=>{let{overflows:e}=t;return e.every((t=>t<=0))})))?void 0:c.placement,F=null!=V?V:H[0].placement;return F!==d?{data:{index:O+1,overflows:B},reset:{placement:F}}:{}}}};const b=function(e){return void 0===e&&(e={}),{name:"flip",options:e,async fn(n){var r;const{placement:i,middlewareData:o,rects:a,initialPlacement:l,platform:c,elements:f}=n,{mainAxis:u=!0,crossAxis:m=!0,fallbackPlacements:g,fallbackStrategy:h="bestFit",flipAlignment:x=!0,...w}=e,v=t(i),b=g||(v===l||!x?[d(l)]:function(t){const e=d(t);return[y(t),e,y(e)]}(l)),R=[l,...b],A=await s(n,w),P=[];let T=(null==(r=o.flip)?void 0:r.overflows)||[];if(u&&P.push(A[v]),m){const{main:t,cross:e}=p(i,a,await(null==c.isRTL?void 0:c.isRTL(f.floating)));P.push(A[t],A[e])}if(T=[...T,{placement:i,overflows:P}],!P.every((t=>t<=0))){var O,L;const t=(null!=(O=null==(L=o.flip)?void 0:L.index)?O:0)+1,e=R[t];if(e)return{data:{index:t,overflows:T},reset:{placement:e}};let n="bottom";switch(h){case"bestFit":{var D;const t=null==(D=T.map((t=>[t,t.overflows.filter((t=>t>0)).reduce(((t,e)=>t+e),0)])).sort(((t,e)=>t[1]-e[1]))[0])?void 0:D[0].placement;t&&(n=t);break}case"initialPlacement":n=l}if(i!==n)return{reset:{placement:n}}}return{}}}};function R(t,e){return{top:t.top-e.height,right:t.right-e.width,bottom:t.bottom-e.height,left:t.left-e.width}}function A(t){return x.some((e=>t[e]>=0))}const P=function(t){let{strategy:e="referenceHidden",...n}=void 0===t?{}:t;return{name:"hide",async fn(t){const{rects:r}=t;switch(e){case"referenceHidden":{const e=R(await s(t,{...n,elementContext:"reference"}),r.reference);return{data:{referenceHiddenOffsets:e,referenceHidden:A(e)}}}case"escaped":{const e=R(await s(t,{...n,altBoundary:!0}),r.floating);return{data:{escapedOffsets:e,escaped:A(e)}}}default:return{}}}}};const T=function(r){return void 0===r&&(r=0),{name:"offset",options:r,async fn(i){const{x:o,y:a}=i,l=await async function(r,i){const{placement:o,platform:a,elements:l}=r,s=await(null==a.isRTL?void 0:a.isRTL(l.floating)),c=t(o),f=e(o),u="x"===n(o),m=["left","top"].includes(c)?-1:1,g=s&&u?-1:1,d="function"==typeof i?i(r):i;let{mainAxis:p,crossAxis:h,alignmentAxis:y}="number"==typeof d?{mainAxis:d,crossAxis:0,alignmentAxis:null}:{mainAxis:0,crossAxis:0,alignmentAxis:null,...d};return f&&"number"==typeof y&&(h="end"===f?-1*y:y),u?{x:h*g,y:p*m}:{x:p*m,y:h*g}}(i,r);return{x:o+l.x,y:a+l.y,data:l}}}};function O(t){return"x"===t?"y":"x"}const L=function(e){return void 0===e&&(e={}),{name:"shift",options:e,async fn(r){const{x:i,y:o,placement:a}=r,{mainAxis:l=!0,crossAxis:c=!1,limiter:f={fn:t=>{let{x:e,y:n}=t;return{x:e,y:n}}},...m}=e,g={x:i,y:o},d=await s(r,m),p=n(t(a)),h=O(p);let y=g[p],x=g[h];if(l){const t="y"===p?"bottom":"right";y=u(y+d["y"===p?"top":"left"],y,y-d[t])}if(c){const t="y"===h?"bottom":"right";x=u(x+d["y"===h?"top":"left"],x,x-d[t])}const w=f.fn({...r,[p]:y,[h]:x});return{...w,data:{x:w.x-i,y:w.y-o}}}}},D=function(e){return void 0===e&&(e={}),{options:e,fn(r){const{x:i,y:o,placement:a,rects:l,middlewareData:s}=r,{offset:c=0,mainAxis:f=!0,crossAxis:u=!0}=e,m={x:i,y:o},g=n(a),d=O(g);let p=m[g],h=m[d];const y="function"==typeof c?c(r):c,x="number"==typeof y?{mainAxis:y,crossAxis:0}:{mainAxis:0,crossAxis:0,...y};if(f){const t="y"===g?"height":"width",e=l.reference[g]-l.floating[t]+x.mainAxis,n=l.reference[g]+l.reference[t]-x.mainAxis;p<e?p=e:p>n&&(p=n)}if(u){var w,v,b,R;const e="y"===g?"width":"height",n=["top","left"].includes(t(a)),r=l.reference[d]-l.floating[e]+(n&&null!=(w=null==(v=s.offset)?void 0:v[d])?w:0)+(n?0:x.crossAxis),i=l.reference[d]+l.reference[e]+(n?0:null!=(b=null==(R=s.offset)?void 0:R[d])?b:0)-(n?x.crossAxis:0);h<r?h=r:h>i&&(h=i)}return{[g]:p,[d]:h}}}},k=function(n){return void 0===n&&(n={}),{name:"size",options:n,async fn(r){const{placement:i,rects:o,platform:a,elements:l}=r,{apply:c=(()=>{}),...u}=n,m=await s(r,u),g=t(i),d=e(i);let p,h;"top"===g||"bottom"===g?(p=g,h=d===(await(null==a.isRTL?void 0:a.isRTL(l.floating))?"start":"end")?"left":"right"):(h=g,p="end"===d?"top":"bottom");const y=f(m.left,0),x=f(m.right,0),w=f(m.top,0),v=f(m.bottom,0),b={availableHeight:o.floating.height-(["left","right"].includes(i)?2*(0!==w||0!==v?w+v:f(m.top,m.bottom)):m[p]),availableWidth:o.floating.width-(["top","bottom"].includes(i)?2*(0!==y||0!==x?y+x:f(m.left,m.right)):m[h])};await c({...r,...b});const R=await a.getDimensions(l.floating);return o.floating.width!==R.width||o.floating.height!==R.height?{reset:{rects:!0}}:{}}}},E=function(e){return void 0===e&&(e={}),{name:"inline",options:e,async fn(r){var i;const{placement:o,elements:s,rects:u,platform:m,strategy:g}=r,{padding:d=2,x:p,y:h}=e,y=l(m.convertOffsetParentRelativeRectToViewportRelativeRect?await m.convertOffsetParentRelativeRectToViewportRelativeRect({rect:u.reference,offsetParent:await(null==m.getOffsetParent?void 0:m.getOffsetParent(s.floating)),strategy:g}):u.reference),x=null!=(i=await(null==m.getClientRects?void 0:m.getClientRects(s.reference)))?i:[],w=a(d);const v=await m.getElementRects({reference:{getBoundingClientRect:function(){var e;if(2===x.length&&x[0].left>x[1].right&&null!=p&&null!=h)return null!=(e=x.find((t=>p>t.left-w.left&&p<t.right+w.right&&h>t.top-w.top&&h<t.bottom+w.bottom)))?e:y;if(x.length>=2){if("x"===n(o)){const e=x[0],n=x[x.length-1],r="top"===t(o),i=e.top,a=n.bottom,l=r?e.left:n.left,s=r?e.right:n.right;return{top:i,bottom:a,left:l,right:s,width:s-l,height:a-i,x:l,y:i}}const e="left"===t(o),r=f(...x.map((t=>t.right))),i=c(...x.map((t=>t.left))),a=x.filter((t=>e?t.left===i:t.right===r)),l=a[0].top,s=a[a.length-1].bottom;return{top:l,bottom:s,left:i,right:r,width:r-i,height:s-l,x:i,y:l}}return y}},floating:s.floating,strategy:g});return u.reference.x!==v.reference.x||u.reference.y!==v.reference.y||u.reference.width!==v.reference.width||u.reference.height!==v.reference.height?{reset:{rects:v}}:{}}}};export{m as arrow,v as autoPlacement,o as computePosition,s as detectOverflow,b as flip,P as hide,E as inline,D as limitShift,T as offset,l as rectToClientRect,L as shift,k as size}; |
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