lucid-ui

<!doctype html> <html lang="en"> <head> <title>Code coverage report for components/DropMenu/DropMenu.jsx</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../index.html">All files</a> / <a href="index.html">components/DropMenu</a> DropMenu.jsx </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 93.88% Statements 92/98 </div> <div class='fl pad1y space-right2'> 87.67% Branches 64/73 </div> <div class='fl pad1y space-right2'> 100% Functions 15/15 </div> <div class='fl pad1y space-right2'> 93.88% Lines 92/98 </div> </div> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546</td><td class="line-coverage quiet">                    75x 74x 74x 8x   74x         3x     120x                       120x               120x                                                                                                                                                                                                                                                                                                                             601x                                 64x                               120x   120x 120x 120x     120x 21x 21x 62x                   120x     120x 287x                 120x   120x                     65x                           9x         9x   9x       9x 8x 1x 1x 1x 1x 1x         8x 1x 1x   8x 3x 3x 1x         3x 1x 1x             8x 3x 2x 1x 1x     1x 1x       1x 1x 1x                         4x   4x 2x   2x               1x   1x       1x 1x             4x   4x 4x               232x       232x         232x   232x 232x   232x       1x 4x                     87x 5x                 64x         1x                         75x               75x   75x 75x   75x                                                           4x               4x             12x 1x     11x   11x         31x   197x 8x                        </td><td class="text"><pre class="prettyprint lang-js">import React from 'react'; import _ from 'lodash'; import { lucidClassNames } from '../../util/style-helpers'; import { createClass, getFirst, findTypes, rejectTypes, omitProps } from '../../util/component-types'; import { scrollParentTo } from '../../util/dom-helpers'; import * as KEYCODE from '../../constants/key-code'; import * as reducers from './DropMenu.reducers'; import ContextMenu from '../ContextMenu/ContextMenu';   function joinArray(array, getSeparator) { return _.reduce(array, (newArray, element, index) => { newArray.push(element); if (index < _.size(array) - 1) { newArray.push(getSeparator(element, index, array)); } return newArray; }, []); }   function isOptionVisible(option) { return !option.optionProps.isHidden; }   const cx = lucidClassNames.bind('&-DropMenu');   const { any, arrayOf, bool, func, node, number, object, oneOf, string, } = React.PropTypes;   /** * * {"categories": ["helpers"], "madeFrom": ["ContextMenu"]} * * This is a helper component used to render a menu of options attached to any control. Supports option groups with and without labels as well as special options with a `null` index for unselect. */ const DropMenu = createClass({ displayName: 'DropMenu',   reducers,   components: { /** * An optional header to be displayed within the expanded Flyout, above all `Option`s. */ Header: createClass({ displayName: 'DropMenu.Header', propName: 'Header', }), /** * Renders a `<div>` that acts as the control target which the flyout menu is anchored to. Only one `Control` is used. */ Control: createClass({ displayName: 'DropMenu.Control', propName: 'Control', }), /** * A special kind of `Option` that is always rendered at the top of the menu and has an `optionIndex` of `null`. Useful for unselect. */ OptionGroup: createClass({ displayName: 'DropMenu.OptionGroup', propName: 'OptionGroup', propTypes: { /** * hides the `OptionGroup` from the list. */ isHidden: bool, }, }), /** * Renders a `<div>` that acts as an option in the menu. */ Option: createClass({ displayName: 'DropMenu.Option', propName: 'Option', propTypes: { /** * disables selection of the `Option`. */ isDisabled: bool, /** * hides the `Option` from the list. */ isHidden: bool, }, }), /** * A special kind of `Option` that is always rendered at the top of the menu and has an `optionIndex` of `null` used for deselecting. */ NullOption: createClass({ displayName: 'DropMenu.NullOption', propName: 'NullOption', }), },   propTypes: { /** * Should be instances of {`DropMenu.Control`, `DropMenu.Option`, `DropMenu.OptionGroup`, `DropMenu.Nulloption`}. Other direct child elements will not render. */ children: node, /** * Appended to the component-specific class names set on the root elements. Applies to *both* the control and the flyout menu. */ className: string, /** * Styles that are passed through to root element. */ style: object, /** * Disables the DropMenu from being clicked or focused. */ isDisabled: bool, /** * Renders the flyout menu adjacent to the control. */ isExpanded: bool, /** * Sets the direction the flyout menu will render relative to the control. */ direction: oneOf(['down', 'up']), /** * An array of currently selected `DropMenu.Option` indices. */ selectedIndices: arrayOf(number), /** * The currently focused index of `DropMenu.Option`. Can also be `null`. */ focusedIndex: number, /** * The `id` of the flyout menu portal element that is appended to `document.body`. Defaults to a generated id. */ portalId: string, /** * Styles that are passed through to the ContextMenu FlyOut element. */ flyOutStyle: object, /** * Styles that are passed through to the option container element. */ optionContainerStyle: object, /** * Called when collapsed and the control is clicked, or when the control has focus and the Down Arrow is pressed. * Has the signature `({ props, event }) => {}` */ onExpand: func, /** * Called when expanded and the user clicks the control or outside of the menu, or when the control has focus and the Escape key is pressed * Has the signature `({ props, event }) => {}` */ onCollapse: func, /** * Called when an option is clicked, or when an option has focus and the Enter key is pressed. * Has the signature `(optionIndex, {props, event}) => {}` where optionIndex can be a number or `null`. */ onSelect: func, /** * Called when expanded and the the Down Arrow key is pressed. Not called when focus is on the last option. * Has the signature `({ props, event }) => {}` */ onFocusNext: func, /** * Called when expanded and the the Up Arrow key is pressed. Not called when focus is on the first option. * Has the signature `({ props, event }) => {}` */ onFocusPrev: func, /** * Called when the mouse moves over an option. * Has the signature `(optionIndex) => {}` where optionIndex can be a number or `null`. */ onFocusOption: func, /** * *Child Element* - The control target which the flyout menu is anchored to. Only one `Control` is used. */ Control: any, /** * *Child Element* - These are menu options. The `optionIndex` is in-order of rendering regardless of group nesting, starting with index `0`. * Each `Option` may be passed a prop called `isDisabled` to disable selection of that `Option`. * Any other props pass to Option will be available from the `onSelect` handler. */ Option: any, /** * *Child Element* - Used to group `Option`s within the menu. Any non-`Option`s passed in will be rendered as a label for the group. */ OptionGroup: any, /** * *Child Element* - A special kind of `Option` that is always rendered at the top of the menu and has an `optionIndex` of `null`. Useful for unselect. */ NullOption: any, /** * *Child Element* - An optional header to be displayed within the expanded Flyout, above all `Option`s. */ Header: any, },   getDefaultProps() { return { isDisabled: false, isExpanded: false, direction: 'down', selectedIndices: [], focusedIndex: null, flyOutStyle: { maxHeight: '18em' }, onExpand: _.noop, onCollapse: _.noop, onSelect: _.noop, onFocusNext: _.noop, onFocusPrev: _.noop, onFocusOption: _.noop, }; },   getInitialState() { return { isMouseTriggered: false, optionGroups: [], flattenedOptionsData: [], ungroupedOptionData: [], optionGroupDataLookup: {}, portalId: this.props.portalId || _.uniqueId('DropMenu-Portal-'), } },   statics: { preprocessOptionData(props, ParentType=DropMenu) { const { OptionGroup, Option, NullOption, } = ParentType;   const optionGroups = _.map(findTypes(props, OptionGroup), 'props'); // find all OptionGroup props const ungroupedOptions = _.map(findTypes(props, Option), 'props') // find all ungrouped Option props const nullOptions = NullOption ? _.map(findTypes(props, NullOption), 'props') : []; // find all NullOption props   // flatten grouped options into array of objects to associate { index, group index, and props } for each option const groupedOptionData = _.reduce(optionGroups, (memo, optionGroupProps, optionGroupIndex) => { const groupedOptions = _.map(findTypes(optionGroupProps, Option), 'props'); // find all Option props for current group return memo.concat(_.map(groupedOptions, (optionProps, localOptionIndex) => { return { localOptionIndex, optionIndex: _.size(memo) + localOptionIndex, // add current index to current array length to get final option index optionGroupIndex, // store option group index to associate option back to group optionProps, }; })); }, []);   // create lookup object for options by their group index const optionGroupDataLookup = _.groupBy(groupedOptionData, 'optionGroupIndex');   // store ungrouped options into array of objects to associate { index, and props } for each option const ungroupedOptionData = _.map(ungroupedOptions, (optionProps, localOptionIndex) => { return { localOptionIndex, optionIndex: _.size(groupedOptionData) + localOptionIndex, // add current index to grouped options array length to get final option index (grouped options rendered first) optionGroupIndex: null, // ungrouped options have no `optionGroupIndex` optionProps, }; });   // concatenate grouped options array with ungrouped options array to get flat list of all options const flattenedOptionsData = groupedOptionData.concat(ungroupedOptionData);   return { optionGroups, optionGroupDataLookup, ungroupedOptionData, flattenedOptionsData, nullOptions, }; }, },   getPreprocessedOptionData(props) { return DropMenu.preprocessOptionData(props, DropMenu); },   handleKeydown(event) { const { props, props: { isExpanded, focusedIndex, onExpand, onCollapse, onSelect, onFocusOption, }, } = this;   const { flattenedOptionsData, nullOptions, } = this.state;   this.setState({ isMouseTriggered: false, });   if (isExpanded) { if (event.keyCode === KEYCODE.Enter) { event.preventDefault(); const focusedOptionData = _.get(flattenedOptionsData, focusedIndex, null); const focusedOptionProps = _.get(focusedOptionData, 'optionProps', {}); Eif (focusedOptionData && !focusedOptionProps.isDisabled) { onSelect(focusedIndex, {props: focusedOptionProps, event}); } else if (_.isNull(focusedIndex)) { onSelect(null, {props: _.first(nullOptions), event}); } } if (event.keyCode === KEYCODE.Escape) { event.preventDefault(); onCollapse({ props, event }); } if (event.keyCode === KEYCODE.ArrowUp) { Eif (_.isNumber(focusedIndex) || _.isNull(focusedIndex)) { if (focusedIndex === 0) { Iif (!_.isEmpty(nullOptions)) { event.preventDefault(); onFocusOption(null, { props, event }); } } if (focusedIndex > 0) { event.preventDefault(); onFocusOption(_.findLastIndex(flattenedOptionsData, isOptionVisible, focusedIndex - 1), { props, event }); } } else { event.preventDefault(); onFocusOption(_.findLastIndex(flattenedOptionsData, isOptionVisible, focusedIndex - 1), { props, event }); } } if (event.keyCode === KEYCODE.ArrowDown) { if (_.isNumber(focusedIndex)) { if (focusedIndex < _.size(flattenedOptionsData) - 1) { event.preventDefault(); onFocusOption(_.findIndex(flattenedOptionsData, isOptionVisible, focusedIndex + 1), { props, event }); } } else { event.preventDefault(); onFocusOption(_.findIndex(flattenedOptionsData, isOptionVisible, focusedIndex), { props, event }); } } } else { Eif (event.keyCode === KEYCODE.ArrowDown) { event.preventDefault(); onExpand({ props, event }); } } },   handleClick(event) { const { props, props: { isExpanded, onExpand, onCollapse, }, } = this;   if (isExpanded) { onCollapse({ props, event }); } else { onExpand({ props, event }); } },   handleMouseFocusOption(optionIndex, optionProps, event) { const { focusedIndex, onFocusOption, } = this.props;   this.setState({ isMouseTriggered: true, });   Eif (!optionProps.isDisabled && focusedIndex !== optionIndex) { onFocusOption(optionIndex, { props: optionProps, event }); } },   handleSelectOption(optionIndex, optionProps, event) { const { onSelect, } = this.props;   Eif (!optionProps.isDisabled) { onSelect(optionIndex, { props: optionProps, event }); } },   renderOption(optionProps, optionIndex, isGrouped) { const { selectedIndices, focusedIndex, } = this.props;   const { isMouseTriggered, } = this.state;   const { isDisabled, isHidden, } = optionProps;   const isFocused = optionIndex === focusedIndex; const isSelected = _.includes(selectedIndices, optionIndex);   return ( !isHidden && <div key={'DropMenuOption' + optionIndex} onMouseMove={(event) => this.handleMouseFocusOption(optionIndex, optionProps, event)} onClick={(event) => this.handleSelectOption(optionIndex, optionProps, event)} {...omitProps(optionProps, DropMenu.Option)} className={cx( '&-Option', { '&-Option-is-grouped': isGrouped, '&-Option-is-focused': isFocused, '&-Option-is-selected': isSelected, '&-Option-is-disabled': isDisabled, '&-Option-is-null': _.isNull(optionIndex), }, optionProps.className)} ref={(optionDOMNode)=> { if (isFocused && !isMouseTriggered) { scrollParentTo(optionDOMNode, this._header && this._header.offsetHeight); } }} /> ); },   componentWillMount() { // preprocess the options data before rendering this.setState(this.getPreprocessedOptionData(this.props)); },   componentWillReceiveProps(nextProps) { // only preprocess options data when it changes (via new props) - better performance than doing this each render this.setState(this.getPreprocessedOptionData(nextProps)); },   render() { const { className, style, isDisabled, isExpanded, direction, onCollapse, flyOutStyle, optionContainerStyle, } = this.props;   const { optionGroups, ungroupedOptionData, optionGroupDataLookup, nullOptions, portalId, } = this.state;   const controlProps = _.get(getFirst(this.props, DropMenu.Control), 'props', {}); const headerProps = _.get(getFirst(this.props, DropMenu.Header), 'props', {});   return ( <div className={cx('&', '&-base', { '&-is-expanded': isExpanded, '&-direction-down': isExpanded && direction === 'down', '&-direction-up': isExpanded && direction === 'up', }, className)} style={style}> <ContextMenu portalId={portalId} isExpanded={isExpanded} direction={direction} onClickOut={onCollapse} > <ContextMenu.Target> <div {...(!isDisabled ? { tabIndex: 0, onClick: this.handleClick, onKeyDown: this.handleKeydown, } : null)} {...controlProps} className={cx('&-Control', _.get(controlProps, 'className'))} /> </ContextMenu.Target> <ContextMenu.FlyOut className={cx('&', className)} style={flyOutStyle}> { !_.isEmpty(headerProps) && <div {...headerProps} className={cx('&-Header', headerProps.className)} onKeyDown={this.handleKeydown} ref={(header) => this._header = header} /> } <div className={cx('&-option-container')} style={_.assign({}, flyOutStyle, optionContainerStyle)} > { _.map(nullOptions, (optionProps) => this.renderOption(optionProps, null)) .concat(_.isEmpty(nullOptions) ? [] : [(<div key={'OptionGroup-divider-NullOption'} className={cx('&-OptionGroup-divider')} />)]) } { joinArray( // for each option group, _.map(optionGroups, (optionGroupProps, optionGroupIndex) => { if (optionGroupProps.isHidden) { return null; }   const labelElements = rejectTypes(optionGroupProps.children, [DropMenu.Control, DropMenu.OptionGroup, DropMenu.Option, DropMenu.NullOption]); // render label if there is one return (_.isEmpty(labelElements) ? [] : [ <div {...optionGroupProps} className={cx('&-label', optionGroupProps.className)}> {labelElements} </div>, // render the options in the group ]).concat(_.map(_.get(optionGroupDataLookup, optionGroupIndex), ({ optionProps, optionIndex }) => this.renderOption(optionProps, optionIndex, true))); // append all ungrouped options as another unlabeled group }).concat(_.isEmpty(ungroupedOptionData) ? [] : [_.map(ungroupedOptionData, ({ optionProps, optionIndex }) => this.renderOption(optionProps, optionIndex))]), (element, index) => (element && <div key={`OptionGroup-divider-${index}`} className={cx('&-OptionGroup-divider')} />) // separate each group with divider ) } </div> </ContextMenu.FlyOut> </ContextMenu> </div> ); }, });   export default DropMenu;  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Feb 03 2017 18:10:35 GMT+0000 (UTC) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../sorter.js"></script> </body> </html>