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Diffstat (limited to 'packages/forms/src/select/index.tsx')
-rw-r--r-- | packages/forms/src/select/index.tsx | 437 |
1 files changed, 437 insertions, 0 deletions
diff --git a/packages/forms/src/select/index.tsx b/packages/forms/src/select/index.tsx new file mode 100644 index 000000000..4a9e3c56e --- /dev/null +++ b/packages/forms/src/select/index.tsx | |||
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1 | import { mdiArrowRightDropCircleOutline, mdiCloseCircle, mdiMagnify } from '@mdi/js'; | ||
2 | import Icon from '@mdi/react'; | ||
3 | import { Theme } from '@meetfranz/theme'; | ||
4 | import classnames from 'classnames'; | ||
5 | import React, { Component, createRef } from 'react'; | ||
6 | import injectStyle from 'react-jss'; | ||
7 | |||
8 | import { IFormField, IWithStyle } from '../typings/generic'; | ||
9 | |||
10 | import { NONAME } from 'dns'; | ||
11 | import { Error } from '../error'; | ||
12 | import { Label } from '../label'; | ||
13 | import { Wrapper } from '../wrapper'; | ||
14 | |||
15 | interface IOptions { | ||
16 | [index: string]: string; | ||
17 | } | ||
18 | |||
19 | interface IData { | ||
20 | [index: string]: string; | ||
21 | } | ||
22 | |||
23 | interface IProps extends IFormField, IWithStyle { | ||
24 | actionText: string; | ||
25 | className?: string; | ||
26 | inputClassName?: string; | ||
27 | defaultValue?: string; | ||
28 | disabled?: boolean; | ||
29 | id?: string; | ||
30 | name: string; | ||
31 | options: IOptions; | ||
32 | value: string; | ||
33 | onChange: (event: React.ChangeEvent<HTMLInputElement>) => void; | ||
34 | showSearch: boolean; | ||
35 | data: IData; | ||
36 | } | ||
37 | |||
38 | interface IState { | ||
39 | open: boolean; | ||
40 | value: string; | ||
41 | needle: string; | ||
42 | selected: number; | ||
43 | options: IOptions; | ||
44 | } | ||
45 | |||
46 | const styles = (theme: Theme) => ({ | ||
47 | select: { | ||
48 | background: theme.selectBackground, | ||
49 | border: theme.selectBorder, | ||
50 | borderRadius: theme.borderRadiusSmall, | ||
51 | height: theme.selectHeight, | ||
52 | fontSize: theme.uiFontSize, | ||
53 | width: '100%', | ||
54 | display: 'flex', | ||
55 | alignItems: 'center', | ||
56 | textAlign: 'left', | ||
57 | color: theme.selectColor, | ||
58 | }, | ||
59 | popup: { | ||
60 | opacity: 0, | ||
61 | height: 0, | ||
62 | overflowX: 'scroll', | ||
63 | border: theme.selectBorder, | ||
64 | borderTop: 0, | ||
65 | transition: 'all 0.3s', | ||
66 | }, | ||
67 | open: { | ||
68 | opacity: 1, | ||
69 | height: 350, | ||
70 | background: theme.selectPopupBackground, | ||
71 | }, | ||
72 | option: { | ||
73 | padding: 10, | ||
74 | borderBottom: theme.selectOptionBorder, | ||
75 | color: theme.selectOptionColor, | ||
76 | |||
77 | '&:hover': { | ||
78 | background: theme.selectOptionItemHover, | ||
79 | color: theme.selectOptionItemHoverColor, | ||
80 | }, | ||
81 | '&:active': { | ||
82 | background: theme.selectOptionItemActive, | ||
83 | color: theme.selectOptionItemActiveColor, | ||
84 | }, | ||
85 | }, | ||
86 | selected: { | ||
87 | background: theme.selectOptionItemActive, | ||
88 | color: theme.selectOptionItemActiveColor, | ||
89 | }, | ||
90 | toggle: { | ||
91 | marginLeft: 'auto', | ||
92 | fill: theme.selectToggleColor, | ||
93 | transition: 'transform 0.3s', | ||
94 | }, | ||
95 | toggleOpened: { | ||
96 | transform: 'rotateZ(90deg)', | ||
97 | }, | ||
98 | searchContainer: { | ||
99 | display: 'flex', | ||
100 | background: theme.selectSearchBackground, | ||
101 | alignItems: 'center', | ||
102 | paddingLeft: 10, | ||
103 | color: theme.selectColor, | ||
104 | |||
105 | '& svg': { | ||
106 | fill: theme.selectSearchColor, | ||
107 | }, | ||
108 | }, | ||
109 | search: { | ||
110 | border: 0, | ||
111 | width: '100%', | ||
112 | fontSize: theme.uiFontSize, | ||
113 | background: 'none', | ||
114 | marginLeft: 10, | ||
115 | padding: [10, 0], | ||
116 | color: theme.selectSearchColor, | ||
117 | }, | ||
118 | clearNeedle: { | ||
119 | background: 'none', | ||
120 | border: 0, | ||
121 | }, | ||
122 | focused: { | ||
123 | fontWeight: 'bold', | ||
124 | background: theme.selectOptionItemHover, | ||
125 | color: theme.selectOptionItemHoverColor, | ||
126 | }, | ||
127 | hasError: { | ||
128 | borderColor: theme.brandDanger, | ||
129 | }, | ||
130 | disabled: { | ||
131 | opacity: theme.selectDisabledOpacity, | ||
132 | }, | ||
133 | }); | ||
134 | |||
135 | class SelectComponent extends Component<IProps> { | ||
136 | public static defaultProps = { | ||
137 | onChange: () => {}, | ||
138 | showLabel: true, | ||
139 | disabled: false, | ||
140 | error: '', | ||
141 | }; | ||
142 | |||
143 | state = { | ||
144 | open: false, | ||
145 | value: '', | ||
146 | needle: '', | ||
147 | selected: 0, | ||
148 | options: null, | ||
149 | }; | ||
150 | |||
151 | private componentRef = createRef<HTMLDivElement>(); | ||
152 | private inputRef = createRef<HTMLInputElement>(); | ||
153 | private searchInputRef = createRef<HTMLInputElement>(); | ||
154 | private scrollContainerRef = createRef<HTMLDivElement>(); | ||
155 | private activeOptionRef = createRef<HTMLDivElement>(); | ||
156 | |||
157 | private keyListener: any; | ||
158 | |||
159 | componentWillReceiveProps(nextProps: IProps) { | ||
160 | if (nextProps.value && nextProps.value !== this.props.value) { | ||
161 | this.setState({ | ||
162 | value: nextProps.value, | ||
163 | }); | ||
164 | } | ||
165 | } | ||
166 | |||
167 | componentDidUpdate(prevProps: IProps, prevState: IState) { | ||
168 | const { | ||
169 | open, | ||
170 | } = this.state; | ||
171 | |||
172 | if (this.searchInputRef && this.searchInputRef.current) { | ||
173 | if (open) { | ||
174 | this.searchInputRef.current.focus(); | ||
175 | } | ||
176 | } | ||
177 | } | ||
178 | |||
179 | componentDidMount() { | ||
180 | if (this.inputRef && this.inputRef.current) { | ||
181 | const { | ||
182 | data, | ||
183 | } = this.props; | ||
184 | |||
185 | if (data) { | ||
186 | Object.keys(data).map(key => this.inputRef.current!.dataset[key] = data[key]); | ||
187 | } | ||
188 | } | ||
189 | |||
190 | window.addEventListener('keydown', this.arrowKeysHandler.bind(this), false); | ||
191 | } | ||
192 | |||
193 | componentWillMount() { | ||
194 | const { | ||
195 | value, | ||
196 | } = this.props; | ||
197 | |||
198 | if (this.componentRef && this.componentRef.current) { | ||
199 | this.componentRef.current.removeEventListener('keydown', this.keyListener); | ||
200 | } | ||
201 | |||
202 | if (value) { | ||
203 | this.setState({ | ||
204 | value, | ||
205 | }); | ||
206 | } | ||
207 | |||
208 | this.setFilter(); | ||
209 | } | ||
210 | |||
211 | componentWillUnmount() { | ||
212 | window.removeEventListener('keydown', this.arrowKeysHandler.bind(this)); | ||
213 | } | ||
214 | |||
215 | setFilter(needle: string = '') { | ||
216 | const { options } = this.props; | ||
217 | |||
218 | let filteredOptions = {}; | ||
219 | if (needle) { | ||
220 | Object.keys(options).map((key) => { | ||
221 | if (key.toLocaleLowerCase().startsWith(needle.toLocaleLowerCase()) || options[key].toLocaleLowerCase().startsWith(needle.toLocaleLowerCase())) { | ||
222 | Object.assign(filteredOptions, { | ||
223 | [`${key}`]: options[key], | ||
224 | }); | ||
225 | } | ||
226 | }); | ||
227 | } else { | ||
228 | filteredOptions = options; | ||
229 | } | ||
230 | |||
231 | this.setState({ | ||
232 | needle, | ||
233 | options: filteredOptions, | ||
234 | selected: 0, | ||
235 | }); | ||
236 | } | ||
237 | |||
238 | select(key: string) { | ||
239 | this.setState((state: IState) => ({ | ||
240 | value: key, | ||
241 | open: false, | ||
242 | })); | ||
243 | |||
244 | this.setFilter(); | ||
245 | |||
246 | if (this.props.onChange) { | ||
247 | this.props.onChange(key as any); | ||
248 | } | ||
249 | } | ||
250 | |||
251 | arrowKeysHandler(e: KeyboardEvent) { | ||
252 | const { | ||
253 | selected, | ||
254 | open, | ||
255 | options, | ||
256 | } = this.state; | ||
257 | |||
258 | if (!open) return; | ||
259 | |||
260 | if (e.keyCode === 38 || e.keyCode === 40) { | ||
261 | e.preventDefault(); | ||
262 | } | ||
263 | |||
264 | if (this.componentRef && this.componentRef.current) { | ||
265 | if (e.keyCode === 38 && selected > 0) { | ||
266 | this.setState((state: IState) => ({ | ||
267 | selected: state.selected - 1, | ||
268 | })); | ||
269 | } else if (e.keyCode === 40 && selected < Object.keys(options!).length - 1) { | ||
270 | this.setState((state: IState) => ({ | ||
271 | selected: state.selected + 1, | ||
272 | })); | ||
273 | } else if (e.keyCode === 13) { | ||
274 | this.select(Object.keys(options!)[selected]); | ||
275 | } | ||
276 | |||
277 | if (this.activeOptionRef && this.activeOptionRef.current && this.scrollContainerRef && this.scrollContainerRef.current) { | ||
278 | const containerTopOffset = this.scrollContainerRef.current.offsetTop; | ||
279 | const optionTopOffset = this.activeOptionRef.current.offsetTop; | ||
280 | |||
281 | const topOffset = optionTopOffset - containerTopOffset; | ||
282 | |||
283 | this.scrollContainerRef.current.scrollTop = topOffset - 35; | ||
284 | } | ||
285 | } | ||
286 | |||
287 | switch (e.keyCode){ | ||
288 | case 37: case 39: case 38: case 40: // Arrow keys | ||
289 | case 32: break; // Space | ||
290 | default: break; // do not block other keys | ||
291 | } | ||
292 | } | ||
293 | |||
294 | render() { | ||
295 | const { | ||
296 | actionText, | ||
297 | classes, | ||
298 | className, | ||
299 | defaultValue, | ||
300 | disabled, | ||
301 | error, | ||
302 | id, | ||
303 | inputClassName, | ||
304 | name, | ||
305 | label, | ||
306 | showLabel, | ||
307 | showSearch, | ||
308 | onChange, | ||
309 | } = this.props; | ||
310 | |||
311 | const { | ||
312 | open, | ||
313 | needle, | ||
314 | value, | ||
315 | selected, | ||
316 | options, | ||
317 | } = this.state; | ||
318 | |||
319 | let selection = ''; | ||
320 | if (!value && defaultValue && options![defaultValue]) { | ||
321 | selection = options![defaultValue]; | ||
322 | } else if (value && options![value]) { | ||
323 | selection = options![value]; | ||
324 | } else { | ||
325 | selection = actionText; | ||
326 | } | ||
327 | |||
328 | return ( | ||
329 | <Wrapper | ||
330 | className={className} | ||
331 | identifier="franz-select" | ||
332 | > | ||
333 | <Label | ||
334 | title={label} | ||
335 | showLabel={showLabel} | ||
336 | htmlFor={id} | ||
337 | > | ||
338 | <div | ||
339 | className={classnames({ | ||
340 | [`${classes.hasError}`]: error, | ||
341 | [`${classes.disabled}`]: disabled, | ||
342 | })} | ||
343 | ref={this.componentRef} | ||
344 | > | ||
345 | <button | ||
346 | type="button" | ||
347 | className={classnames({ | ||
348 | [`${inputClassName}`]: inputClassName, | ||
349 | [`${classes.select}`]: true, | ||
350 | [`${classes.hasError}`]: error, | ||
351 | })} | ||
352 | onClick= {!disabled ? () => this.setState((state: IState) => ({ | ||
353 | open: !state.open, | ||
354 | })) : () => {}} | ||
355 | > | ||
356 | {selection} | ||
357 | <Icon | ||
358 | path={mdiArrowRightDropCircleOutline} | ||
359 | size={0.8} | ||
360 | className={classnames({ | ||
361 | [`${classes.toggle}`]: true, | ||
362 | [`${classes.toggleOpened}`]: open, | ||
363 | })} | ||
364 | /> | ||
365 | </button> | ||
366 | {showSearch && open && ( | ||
367 | <div className={classes.searchContainer}> | ||
368 | <Icon | ||
369 | path={mdiMagnify} | ||
370 | size={0.8} | ||
371 | /> | ||
372 | <input | ||
373 | type="text" | ||
374 | value={needle} | ||
375 | onChange={e => this.setFilter(e.currentTarget.value)} | ||
376 | placeholder="Search" | ||
377 | className={classes.search} | ||
378 | ref={this.searchInputRef} | ||
379 | /> | ||
380 | {needle && ( | ||
381 | <button | ||
382 | type="button" | ||
383 | className={classes.clearNeedle} | ||
384 | onClick={() => this.setFilter()} | ||
385 | > | ||
386 | <Icon | ||
387 | path={mdiCloseCircle} | ||
388 | size={0.7} | ||
389 | /> | ||
390 | </button> | ||
391 | )} | ||
392 | </div> | ||
393 | )} | ||
394 | <div | ||
395 | className={classnames({ | ||
396 | [`${classes.popup}`]: true, | ||
397 | [`${classes.open}`]: open, | ||
398 | })} | ||
399 | ref={this.scrollContainerRef} | ||
400 | > | ||
401 | {Object.keys(options!).map(((key, i) => ( | ||
402 | <div | ||
403 | key={key} | ||
404 | onClick={() => this.select(key)} | ||
405 | className={classnames({ | ||
406 | [`${classes.option}`]: true, | ||
407 | [`${classes.selected}`]: options![key] === selection, | ||
408 | [`${classes.focused}`]: selected === i, | ||
409 | })} | ||
410 | onMouseOver={() => this.setState({ selected: i })} | ||
411 | ref={selected === i ? this.activeOptionRef : null} | ||
412 | > | ||
413 | {options![key]} | ||
414 | </div> | ||
415 | )))} | ||
416 | </div> | ||
417 | </div> | ||
418 | <input | ||
419 | className={classes.input} | ||
420 | id={id} | ||
421 | name={name} | ||
422 | type="hidden" | ||
423 | defaultValue={value} | ||
424 | onChange={onChange} | ||
425 | disabled={disabled} | ||
426 | ref={this.inputRef} | ||
427 | /> | ||
428 | </Label> | ||
429 | {error && ( | ||
430 | <Error message={error} /> | ||
431 | )} | ||
432 | </Wrapper> | ||
433 | ); | ||
434 | } | ||
435 | } | ||
436 | |||
437 | export const Select = injectStyle(styles)(SelectComponent); | ||