eyzy-tree/lib/eyzy-tree.js

React tree component

/*!
 * EyzyTree vv0.2.2
 * (c) 2019 amsik
 * Released under the MIT License.
 */
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t?!!e.expanded:d(e)&&!e.expanded},selected:function(e,t){return!t==!e.selected},checked:function(e,t){return!t==!e.checked},checkable:function(e,t){return t===s(e)},isLeaf:function(e,t){return t!==d(e)},$not:function(e,t){var r=n(t).map(N);return o(t)&&"expanded"in t&&r.push(N({expandable:!1})),!1===_(e,r)}},ee=function(){function e(e,t,n){this.tree=e,this.state=t,this.core=n}return e.prototype._operate=function(e,t){var n=this.find(e);return n?t(n):null},e.prototype.find=function(e){return A(this.state.get(),M,!1,e)},e.prototype.findAll=function(e){return A(this.state.get(),M,!0,e)},e.prototype.selected=function(){var e=this.state,t=this.tree.selected.map(function(t){return e.byId(t)});return!0!==this.tree.props.multiple?t.length?t[0]:null:t.filter(function(e){return null!==e})},e.prototype.checked=function(e,t){var n=this.state,r=[];switch(this.tree.checked.forEach(function(e){var t=n.byId(e);t&&r.push(t)}),"WITH_INDETERMINATE"===e&&this.tree.indeterminate.forEach(function(e){var 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i&&n.set(e,"loading",!0),o.then(function(t){return n.state.set(e.id,{isBatch:!1,loading:!1}),L(t,e)})},this.beside=function(e,t,r){var i=n.state.getIndex(e);if(null===i)return Promise.resolve([]);var o=e.parent,c=function(e){return n.insert(o,e,{expand:!!o&&o.expanded,loading:!1,index:i+r})};return p(t)?n.load(e,t,!1).then(function(e){return c(e)}):c(t)},this.insert=function(e,t,r){r=H(r);var i=n.tree,o=i.getState(),c=function(t){var c=void 0!==r.index?r.index:e&&e.child?e.child.length:0,a=o.insertAt(e,t,c);if(e){var u=o.set(e.id,{child:a});u&&(n.updateKeys([u],t),r.expand&&!u.expanded&&n.tree.expand(u))}else n.updateKeys(t);return i.$emit("Add",e,t),i.updateState(),t.map(function(e){return o.byId(e.id)}).filter(Boolean)};return e&&p(t)?n.load(e,t,r.loading).then(c):Promise.resolve(c(L(t)))},this.remove=function(e){var t=n.tree,r=e.id;t.props.checkable&&e.checked&&(n.state.set(r,"checked",!1),t.checked=t.checked.filter(function(e){return r!==e}),t.refreshDefinite(r,!1,!1));var 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r=(e.className||"").split(" ").filter(function(e){return!v(n(t),e)}).join(" ");return this.set(e,"className",r),e},e.prototype.addClass=function(e,t){var r=e.className?e.className.split(" "):[];return n(t).forEach(function(e){v(r,""+e)||r.push(e)}),this.set(e,"className",r.join(" ")),e},e}(),re=["checkable","useIndeterminateState","checkboxRenderer","arrowRenderer","textRenderer"];return function(n){function r(t){var r=n.call(this,t)||this;r.silence=!1,r.selected=[],r.checked=[],r.indeterminate=[],r.$emit=function(e,t){for(var n=[],i=2;i<arguments.length;i++)n[i-2]=arguments[i];if(!r.silence){var o=r.props["on"+e];if(o)if(c(t)){var a=r.getState().byId(t);a&&o.call.apply(o,[null,a].concat(n))}else o.call.apply(o,[null,t].concat(n))}},r.refreshDefinite=function(e,t,n){var i=y(r.checked),o=y(r.indeterminate),c=r.getState(),a=[],u=c.byId(e),d=[];u&&(w(u,function(e){e.disabled||e.disabledCheckbox||(a.push(e.id),e.checked!==t&&d.push(e.id))},!0),t?i.push.apply(i,a.filter(function(e){return!v(i,e)})):i=i.filter(function(e){return!v(a,e)}),D(u,function(e){if(e.disabledCheckbox||e.disabled)return!1;var n=C(e,i,o),r=e.id;n?(v(o,r)||o.push(r),i=i.filter(function(e){return e!==r})):(o=o.filter(function(e){return e!==r}),t&&!v(i,r)?i.push(r):i=i.filter(function(e){return e!==r}))}),o=o.filter(function(e){return!v(i,e)}),t?i.forEach(function(e){v(r.checked,e)||c.set(e,"checked",!0)}):(r.checked.forEach(function(e){v(i,e)||c.set(e,"checked",!1)}),a.forEach(function(e){c.set(e,"checked",!1)})),r.indeterminate.forEach(function(e){c.set(e,"indeterminate",!1)}),!1!==r.props.useIndeterminateState&&o.forEach(function(e){return 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t&&(o.set(t.id,"selected",!1),a.push(["UnSelect",t.id])),!1})),o.set(c,"selected",!0),r.focused=c,r.selected.push(c),i||r.updateState(),!0!==t&&(a.push(["Select",c]),a.forEach(function(e){return r.$emit(e[0],e[1])})))},r.selectRange=function(e,t){var n=$(r.state.nodes,!0),i=n.ids,o=n.nodes,c=i.indexOf(e),a=i.indexOf(t);if(~c&&~a){var u=Math.min(c,a),d=Math.max(c,a)+1,s=r.getState(),l=o.slice(u,d).map(function(e){return e.id}),p=[];r.selected.forEach(function(e){v(l,e)||(s.set(e,"selected",!1),p.push(["UnSelect",e]))}),r.selected=l.map(function(e){return v(r.selected,e)||(s.set(e,"selected",!0),p.push(["Select",e])),e}),r.updateState(),p.forEach(function(e){var t=e[0],n=e[1];r.$emit(t,n)})}},r.check=function(e){if(r.props.checkable&&!e.disabled&&!e.disabledCheckbox){var t=r.getState(),n=!e.checked,i=e.id;t.set(i,"checked",n),r.checked=n?r.checked.concat([i]):r.checked.filter(function(e){return i!==e}),r.props.selectOnCheck&&r.select(e),!0!==r.props.noCascade?r.refreshDefinite(e.id,n):r.updateState(),r.$emit("Check",i,n)}},r.expand=function(e,t){if(!e.disabled||t){if(e.isBatch)return r.loadChild(e);if(d(e)){var n=r.getState(),i=r.props.selectOnExpand;n.set(e.id,"expanded",!e.expanded),i&&!e.selected&&r.select(e),r.updateState(),r.$emit("Expand",e.id,!e.expanded)}}},r.handleDoubleClick=function(e){r.$emit("DoubleClick",e.id),e.disabled||g(e)||r.props.expandOnSelect||r.expand(e)},r.handleSelect=function(e,t){if(!e.disabled){if(r.props.preventSelectParent&&d(e))return r.expand(e);var n=r.props,i=n.multiple,o=n.checkOnSelect,c=n.expandOnSelect,a=n.checkable;if(t.shiftKey&&i&&r.focused)return r.selectRange(r.focused,e.id);r.select(e,!1,t.ctrlKey),t.ctrlKey||(a&&o&&!e.disabledCheckbox?r.check(e):c&&r.expand(e))}},r.handleKeyUp=function(e){if(!1!==r.props.keyboardNavigation){var t=e.keyCode,n=r.getSelectedNode();if(n)switch(t){case 32:case 13:!r.props.checkable||n.disabled||n.disabledCheckbox?g(n)||r.expand(n):r.check(n);break;case 27:r.props.multiple?r.core.unselectAll():r.unselect(n);break;case 39:if(!g(n))if(n.expanded){var i=j(n,!0);i&&r.select(i)}else r.expand(n);break;case 37:if(g(n)||!n.expanded){var o=n.parent;o&&!o.disabled&&r.select(o)}else n.expanded&&r.expand(n);break;case 40:var c=q(n,r.getState()).next;c&&r.select(c);break;case 38:var a=q(n,r.getState()).prev;a&&r.select(a)}}},r.loadChild=function(e){var t=r.props.fetchData;if(t&&!e.loading)return r.core.insert(e,t,{expand:!0})},r.renderNode=function(t){var n=["checkable","arrowRenderer","textRenderer","checkboxRenderer"].reduce(function(e,t){return r.props[t]&&(e[t]=r.props[t]),e},{});return n.hash=r.state.hash,n.useIndeterminateState=r.props.useIndeterminateState,e.createElement(Y,G({key:t.id,node:t,onSelect:r.handleSelect,onDoubleClick:r.handleDoubleClick,onCheck:r.check,onExpand:r.expand},n,t),t.expanded?t.child.map(r.renderNode):null)};var o=L(m(t.data||[]));return w(o,function(e,t){e.depth=t,e.selected&&r.selected.push(e.id),e.checked&&r.checked.push(e.id)}),r._state=new te(o),r.core=new ne(r,r._state),!0!==r.props.noCascade&&r.checked.forEach(function(e){var t=r._state.byId(e);t&&(!g(t)&&t.parent||r.refreshDefinite(e,!0,!1))}),r.state={nodes:r._state.get(),hash:z(),mutatingFields:i(t,re)},r}return t(r,n),r.getDerivedStateFromProps=function(e,t){return e.onChange?{hash:z(),nodes:L(m(e.data||[]))}:E(e,t.mutatingFields,re)?null:{hash:z(),mutatingFields:i(e,re)}},r.prototype.isControlled=function(){return!!this.props.onChange},r.prototype.componentDidMount=function(){this.props.onReady&&this.props.onReady(new ee(this,this._state,this.core))},r.prototype.render=function(){var t=this,n=this.props,r="theme"in n?"eyzy-tree "+n.theme:"eyzy-tree eyzy-theme";return this.isControlled()&&(this._state.nodes=this.state.nodes),e.createElement("ul",{className:r,tabIndex:-1,onKeyDown:this.handleKeyUp},this.state.nodes.map(function(e){return t.renderNode(e)}))},r.TreeNode=Y,r}(e.Component)});