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d2-ui

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import React from 'react'; import PropTypes from 'prop-types'; import LinearProgress from 'material-ui/LinearProgress'; import ModelBase from 'd2/lib/model/Model'; import ModelCollection from 'd2/lib/model/ModelCollection'; import TreeView from '../tree-view/TreeView.component'; const styles = { progress: { position: 'absolute', display: 'inline-block', width: '100%', left: -8, }, progressBar: { height: 2, backgroundColor: 'transparent', }, spacer: { position: 'relative', display: 'inline-block', width: '1.2rem', height: '1rem', }, label: { display: 'inline-block', outline: 'none', }, ouContainer: { borderColor: 'transparent', borderStyle: 'solid', borderWidth: '1px', borderRightWidth: 0, borderRadius: '3px 0 0 3px', background: 'transparent', paddingLeft: 2, outline: 'none', }, currentOuContainer: { background: 'rgba(0,0,0,0.05)', borderColor: 'rgba(0,0,0,0.1)', }, memberCount: { fontSize: '0.75rem', marginLeft: 4, }, }; class OrgUnitTree extends React.Component { constructor(props) { super(props); this.state = { children: ( props.root.children === false || Array.isArray(props.root.children) && props.root.children.length === 0 ) ? [] : undefined, loading: false, }; if (props.root.children instanceof ModelCollection && !props.root.children.hasUnloadedData) { this.state.children = props.root.children .toArray() // Sort here since the API returns nested children in random order .sort((a, b) => a.displayName.localeCompare(b.displayName)); } this.loadChildren = this.loadChildren.bind(this); this.handleSelectClick = this.handleSelectClick.bind(this); } componentDidMount() { if (this.props.initiallyExpanded.some(ou => ou.includes(`/${this.props.root.id}`))) { this.loadChildren(); } } componentWillReceiveProps(newProps) { if (newProps.initiallyExpanded.some(ou => ou.includes(`/${newProps.root.id}`)) || newProps.idsThatShouldBeReloaded.includes(newProps.root.id)) { this.loadChildren(); } } setChildState(children) { if (this.props.onChildrenLoaded) { this.props.onChildrenLoaded(children); } this.setState({ children: children.toArray().sort((a, b) => a.displayName.localeCompare(b.displayName)), loading: false, }); } loadChildren() { if ((this.state.children === undefined && !this.state.loading) || this.props.idsThatShouldBeReloaded.indexOf(this.props.root.id) >= 0) { this.setState({ loading: true }); const root = this.props.root; // d2.ModelCollectionProperty.load takes a second parameter `forceReload` and will just return // the current valueMap unless either `this.hasUnloadedData` or `forceReload` are true root.children.load( { fields: 'id,displayName,children::isNotEmpty,path,parent' }, this.props.forceReloadChildren, ).then((children) => { this.setChildState(children); }); } } handleSelectClick(e) { if (this.props.onSelectClick) { this.props.onSelectClick(e, this.props.root); } e.stopPropagation(); } shouldIncludeOrgUnit(orgUnit) { if (!this.props.orgUnitsPathsToInclude || this.props.orgUnitsPathsToInclude.length === 0) { return true; } return !!(this.props.orgUnitsPathsToInclude.some(ou => ou.includes(`/${orgUnit.id}`))); } renderChild(orgUnit, expandedProp) { if (this.shouldIncludeOrgUnit(orgUnit)) { return ( <OrgUnitTree key={orgUnit.id} root={orgUnit} selected={this.props.selected} initiallyExpanded={expandedProp} onSelectClick={this.props.onSelectClick} currentRoot={this.props.currentRoot} onChangeCurrentRoot={this.props.onChangeCurrentRoot} labelStyle={this.props.labelStyle} selectedLabelStyle={this.props.selectedLabelStyle} arrowSymbol={this.props.arrowSymbol} idsThatShouldBeReloaded={this.props.idsThatShouldBeReloaded} hideCheckboxes={this.props.hideCheckboxes} onChildrenLoaded={this.props.onChildrenLoaded} hideMemberCount={this.props.hideMemberCount} orgUnitsPathsToInclude={this.props.orgUnitsPathsToInclude} forceReloadChildren={this.props.forceReloadChildren} /> ); } return null; } renderChildren() { // If initiallyExpanded is an array, remove the current root id and pass the rest on // If it's a string, pass it on unless it's the current root id const expandedProp = Array.isArray(this.props.initiallyExpanded) ? this.props.initiallyExpanded.filter(id => id !== this.props.root.id) : (this.props.initiallyExpanded !== this.props.root.id && this.props.initiallyExpanded) || []; if (Array.isArray(this.state.children) && this.state.children.length > 0) { return this.state.children.map(orgUnit => this.renderChild(orgUnit, expandedProp)); } if (this.state.loading) { return <div style={styles.progress}><LinearProgress style={styles.progressBar} /></div>; } return null; } render() { const currentOu = this.props.root; // True if this OU has children = is not a leaf node const hasChildren = this.state.children === undefined || (Array.isArray(this.state.children) && this.state.children.length > 0); // True if a click handler exists const isSelectable = !!this.props.onSelectClick; const pathRegEx = new RegExp(`/${currentOu.id}$`); const memberRegEx = new RegExp(`/${currentOu.id}`); const isSelected = this.props.selected && this.props.selected.some(ou => pathRegEx.test(ou)); // True if this OU is the current root const isCurrentRoot = this.props.currentRoot && this.props.currentRoot.id === currentOu.id; // True if this OU should be expanded by default const isInitiallyExpanded = this.props.initiallyExpanded.some(ou => ou.includes(`/${currentOu.id}`)); // True if this OU can BECOME the current root, which means that: // 1) there is a change root handler // 2) this OU is not already the current root // 3) this OU has children (is not a leaf node) const canBecomeCurrentRoot = this.props.onChangeCurrentRoot && !isCurrentRoot && hasChildren; const memberCount = this.props.selected !== undefined ? this.props.selected.filter(ou => memberRegEx.test(ou)).length : currentOu.memberCount; // Hard coded styles for OU name labels - can be overridden with the selectedLabelStyle and labelStyle props const labelStyle = Object.assign({}, styles.label, { fontWeight: isSelected ? 500 : 300, color: isSelected ? 'orange' : 'inherit', cursor: canBecomeCurrentRoot ? 'pointer' : 'default', }, isSelected ? this.props.selectedLabelStyle : this.props.labelStyle); // Styles for this OU and OUs contained within it const ouContainerStyle = Object.assign({}, styles.ouContainer, isCurrentRoot ? styles.currentOuContainer : {}); // Wrap the change root click handler in order to stop event propagation const setCurrentRoot = (e) => { e.stopPropagation(); this.props.onChangeCurrentRoot(currentOu); }; const label = ( <div style={labelStyle} onClick={(canBecomeCurrentRoot && setCurrentRoot) || (isSelectable && this.handleSelectClick)} role="button" tabIndex={0} > {isSelectable && !this.props.hideCheckboxes && ( <input type="checkbox" readOnly disabled={!isSelectable} checked={isSelected} onClick={this.handleSelectClick} /> )} {currentOu.displayName} {hasChildren && !this.props.hideMemberCount && !!memberCount && ( <span style={styles.memberCount}>({memberCount})</span> )} </div> ); if (hasChildren) { return ( <TreeView label={label} onExpand={this.loadChildren} persistent initiallyExpanded={isInitiallyExpanded} arrowSymbol={this.props.arrowSymbol} className="orgunit with-children" style={ouContainerStyle} > {this.renderChildren()} </TreeView> ); } return ( <div onClick={isSelectable && this.handleSelectClick} className="orgunit without-children" style={ouContainerStyle} role="button" tabIndex={0} > <div style={styles.spacer} /> {label} </div> ); } } function orgUnitPathPropValidator(propValue, key, compName, location, propFullName) { if (!/(\/[a-zA-Z][a-zA-Z0-9]{10})+/.test(propValue[key])) { return new Error(`Invalid org unit path \`${propValue[key]}\` supplied to \`${compName}.${propFullName}\``); } return undefined; } OrgUnitTree.propTypes = { /** * The root OrganisationUnit of the tree * * If the root OU is known to have no children, the `children` property of the root OU should be either * `false` or an empty array. If the children property is undefined, the children will be fetched from * the server when the tree is expanded. */ root: PropTypes.instanceOf(ModelBase).isRequired, /** * An array of paths of selected OUs * * The path of an OU is the UIDs of the OU and all its parent OUs separated by slashes (/) */ selected: PropTypes.arrayOf(orgUnitPathPropValidator), /** * An array of OU paths that will be expanded automatically as soon as they are encountered * * The path of an OU is the UIDs of the OU and all its parent OUs separated by slashes (/) */ initiallyExpanded: PropTypes.arrayOf(orgUnitPathPropValidator), /** * onSelectClick callback, which is triggered when a click triggers the selection of an organisation unit * * The onSelectClick callback will receive two arguments: The original click event, and the OU that was clicked */ onSelectClick: PropTypes.func, /** * onChangeCurrentRoot callback, which is triggered when the change current root label is clicked. Setting this also * enables the display of the change current root label * * the onChangeCurrentRoot callback will receive two arguments: The original click event, and the organisation unit * model object that was selected as the new root */ onChangeCurrentRoot: PropTypes.func, /** * Organisation unit model representing the current root */ currentRoot: PropTypes.object, /** * onChildrenLoaded callback, which is triggered when the children of this root org unit have been loaded * * The callback receives one argument: A D2 ModelCollection object that contains all the newly loaded org units */ onChildrenLoaded: PropTypes.func, /** * Custom styling for OU labels */ labelStyle: PropTypes.object, /** * Custom styling for the labels of selected OUs */ selectedLabelStyle: PropTypes.object, /** * An array of organisation unit IDs that should be reloaded from the API */ idsThatShouldBeReloaded: PropTypes.arrayOf(PropTypes.string), /** * Custom arrow symbol */ arrowSymbol: PropTypes.string, /** * If true, don't display checkboxes next to org unit labels */ hideCheckboxes: PropTypes.bool, /** * if true, don't display the selected member count next to org unit labels */ hideMemberCount: PropTypes.bool, /** * Array of paths of Organisation Units to include on tree. If not defined or empty, all children from root to leafs will be shown */ orgUnitsPathsToInclude: PropTypes.array, /** * If true `root.children.load` (a method on d2.ModelCollectionProperty) will be called with forceReload set to true, which is required * for dynamic OrgUnitTrees, i.e. in cases where parent-child relations are updated */ forceReloadChildren: PropTypes.bool, }; OrgUnitTree.defaultProps = { selected: [], initiallyExpanded: [], onSelectClick: undefined, onChangeCurrentRoot: undefined, currentRoot: undefined, onChildrenLoaded: undefined, labelStyle: {}, selectedLabelStyle: {}, idsThatShouldBeReloaded: [], arrowSymbol: undefined, hideCheckboxes: false, hideMemberCount: false, orgUnitsPathsToInclude: null, forceReloadChildren: false, }; export default OrgUnitTree;