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| 1 | +import React, { useCallback, useEffect, useRef, useState } from 'react'; |
| 2 | +import type { default as HadronDocumentType } from 'hadron-document'; |
| 3 | +import { Element } from 'hadron-document'; |
| 4 | +import { Button } from '../leafygreen'; |
| 5 | +import { css, spacing, uiColors } from '../..'; |
| 6 | + |
| 7 | +type Status = |
| 8 | + | 'Initial' |
| 9 | + | 'Editing' |
| 10 | + | 'Modified' |
| 11 | + | 'ContainsErrors' |
| 12 | + | 'UpdateStart' |
| 13 | + | 'UpdateBlocked' |
| 14 | + | 'UpdateSuccess' |
| 15 | + | 'UpdateError' |
| 16 | + | 'Deleting' |
| 17 | + | 'DeleteStart' |
| 18 | + | 'DeleteSuccess' |
| 19 | + | 'DeleteError'; |
| 20 | + |
| 21 | +function isDeleting(status: Status): boolean { |
| 22 | + return ['Deleting', 'DeleteStart', 'DeleteSuccess', 'DeleteError'].includes( |
| 23 | + status |
| 24 | + ); |
| 25 | +} |
| 26 | + |
| 27 | +function isSuccess(status: Status): boolean { |
| 28 | + return ['DeleteSuccess', 'UpdateSuccess'].includes(status); |
| 29 | +} |
| 30 | + |
| 31 | +function isPrimaryActionDisabled(status: Status): boolean { |
| 32 | + return [ |
| 33 | + 'Editing', |
| 34 | + 'ContainsErrors', |
| 35 | + 'UpdateStart', |
| 36 | + 'UpdateSuccess', |
| 37 | + 'DeleteStart', |
| 38 | + 'DeleteSuccess', |
| 39 | + ].includes(status); |
| 40 | +} |
| 41 | + |
| 42 | +function isCancelDisabled(status: Status): boolean { |
| 43 | + return [ |
| 44 | + 'UpdateStart', |
| 45 | + 'UpdateSuccess', |
| 46 | + 'DeleteStart', |
| 47 | + 'DeleteSuccess', |
| 48 | + ].includes(status); |
| 49 | +} |
| 50 | + |
| 51 | +const StatusMessages: Record<Status, string> = { |
| 52 | + ['Initial']: '', |
| 53 | + ['Editing']: '', |
| 54 | + ['Deleting']: 'Document flagged for deletion.', |
| 55 | + ['Modified']: 'Document modified.', |
| 56 | + ['ContainsErrors']: 'Update not permitted while document contains errors.', |
| 57 | + ['UpdateStart']: 'Updating document…', |
| 58 | + ['UpdateError']: '', |
| 59 | + ['UpdateBlocked']: |
| 60 | + 'Document was modified in the background or it longer exists. Do you wish to continue and possibly overwrite new changes?', |
| 61 | + ['UpdateSuccess']: 'Document updated.', |
| 62 | + ['DeleteStart']: 'Removing document…', |
| 63 | + ['DeleteError']: '', |
| 64 | + ['DeleteSuccess']: 'Document deleted.', |
| 65 | +}; |
| 66 | + |
| 67 | +function useHadronDocumentStatus( |
| 68 | + doc: HadronDocumentType, |
| 69 | + editing: boolean, |
| 70 | + deleting: boolean |
| 71 | +) { |
| 72 | + const [status, setStatus] = useState<Status>(() => { |
| 73 | + return editing |
| 74 | + ? doc.isModified() |
| 75 | + ? 'Modified' |
| 76 | + : 'Editing' |
| 77 | + : deleting |
| 78 | + ? 'Deleting' |
| 79 | + : 'Initial'; |
| 80 | + }); |
| 81 | + const [errorMessage, setErrorMessage] = useState<string | null>(null); |
| 82 | + const invalidElementsRef = useRef(new Set()); |
| 83 | + |
| 84 | + const updateStatus = useCallback((newStatus: Status, errorMessage = null) => { |
| 85 | + setStatus(newStatus); |
| 86 | + setErrorMessage(errorMessage); |
| 87 | + }, []); |
| 88 | + |
| 89 | + useEffect(() => { |
| 90 | + if (status !== 'Initial') { |
| 91 | + return; |
| 92 | + } |
| 93 | + |
| 94 | + if (editing) { |
| 95 | + updateStatus('Editing'); |
| 96 | + } else if (deleting) { |
| 97 | + updateStatus('Deleting'); |
| 98 | + } |
| 99 | + }, [status, updateStatus, editing, deleting]); |
| 100 | + |
| 101 | + useEffect(() => { |
| 102 | + const onUpdate = () => { |
| 103 | + updateStatus( |
| 104 | + invalidElementsRef.current.size === 0 |
| 105 | + ? doc.isModified() |
| 106 | + ? 'Modified' |
| 107 | + : 'Editing' |
| 108 | + : 'ContainsErrors' |
| 109 | + ); |
| 110 | + }; |
| 111 | + const onElementValid = (el: Element) => { |
| 112 | + invalidElementsRef.current.delete(el); |
| 113 | + onUpdate(); |
| 114 | + }; |
| 115 | + const onElementInvalid = (el: Element) => { |
| 116 | + invalidElementsRef.current.add(el); |
| 117 | + onUpdate(); |
| 118 | + }; |
| 119 | + const onUpdateStart = () => { |
| 120 | + updateStatus('UpdateStart'); |
| 121 | + }; |
| 122 | + const onUpdateBlocked = () => { |
| 123 | + updateStatus('UpdateBlocked'); |
| 124 | + }; |
| 125 | + const onUpdateSuccess = () => { |
| 126 | + updateStatus('UpdateSuccess'); |
| 127 | + }; |
| 128 | + const onUpdateError = (err: string) => { |
| 129 | + updateStatus('UpdateError', err); |
| 130 | + }; |
| 131 | + const onRemoveStart = () => { |
| 132 | + updateStatus('DeleteStart'); |
| 133 | + }; |
| 134 | + const onRemoveSuccess = () => { |
| 135 | + updateStatus('DeleteSuccess'); |
| 136 | + }; |
| 137 | + const onRemoveError = (err: string) => { |
| 138 | + updateStatus('DeleteError', err); |
| 139 | + }; |
| 140 | + |
| 141 | + doc.on(Element.Events.Added, onUpdate); |
| 142 | + doc.on(Element.Events.Edited, onUpdate); |
| 143 | + doc.on(Element.Events.Removed, onUpdate); |
| 144 | + doc.on(Element.Events.Reverted, onUpdate); |
| 145 | + doc.on(Element.Events.Invalid, onElementInvalid); |
| 146 | + doc.on(Element.Events.Valid, onElementValid); |
| 147 | + doc.on('update-start', onUpdateStart); |
| 148 | + doc.on('update-blocked', onUpdateBlocked); |
| 149 | + doc.on('update-success', onUpdateSuccess); |
| 150 | + doc.on('update-error', onUpdateError); |
| 151 | + doc.on('remove-start', onRemoveStart); |
| 152 | + doc.on('remove-success', onRemoveSuccess); |
| 153 | + doc.on('remove-error', onRemoveError); |
| 154 | + |
| 155 | + return () => { |
| 156 | + doc.on(Element.Events.Added, onUpdate); |
| 157 | + doc.off(Element.Events.Edited, onUpdate); |
| 158 | + doc.off(Element.Events.Removed, onUpdate); |
| 159 | + doc.off(Element.Events.Reverted, onUpdate); |
| 160 | + doc.off(Element.Events.Invalid, onElementInvalid); |
| 161 | + doc.off(Element.Events.Valid, onElementValid); |
| 162 | + doc.off('update-start', onUpdateStart); |
| 163 | + doc.off('update-blocked', onUpdateBlocked); |
| 164 | + doc.off('update-success', onUpdateSuccess); |
| 165 | + doc.off('update-error', onUpdateError); |
| 166 | + doc.off('remove-start', onRemoveStart); |
| 167 | + doc.off('remove-success', onRemoveSuccess); |
| 168 | + doc.off('remove-error', onRemoveError); |
| 169 | + }; |
| 170 | + }, [doc, updateStatus]); |
| 171 | + |
| 172 | + useEffect(() => { |
| 173 | + if (isSuccess(status)) { |
| 174 | + const timeoutId = setTimeout(() => { |
| 175 | + updateStatus('Initial'); |
| 176 | + }, 2000); |
| 177 | + return () => { |
| 178 | + clearTimeout(timeoutId); |
| 179 | + }; |
| 180 | + } |
| 181 | + }, [status, updateStatus]); |
| 182 | + |
| 183 | + return { status, updateStatus, errorMessage }; |
| 184 | +} |
| 185 | + |
| 186 | +const container = css({ |
| 187 | + display: 'flex', |
| 188 | + paddingTop: spacing[2], |
| 189 | + paddingRight: spacing[2], |
| 190 | + paddingBottom: spacing[2], |
| 191 | + paddingLeft: spacing[3], |
| 192 | + alignItems: 'center', |
| 193 | + gap: spacing[2], |
| 194 | +}); |
| 195 | + |
| 196 | +const message = css({ |
| 197 | + overflow: 'hidden', |
| 198 | + textOverflow: 'ellipsis', |
| 199 | +}); |
| 200 | + |
| 201 | +const buttonGroup = css({ |
| 202 | + display: 'flex', |
| 203 | + marginLeft: 'auto', |
| 204 | + gap: spacing[2], |
| 205 | +}); |
| 206 | + |
| 207 | +const button = css({ |
| 208 | + flex: 'none', |
| 209 | +}); |
| 210 | + |
| 211 | +function getColorStyles(status: Status): React.CSSProperties { |
| 212 | + switch (status) { |
| 213 | + case 'Editing': |
| 214 | + return { backgroundColor: uiColors.gray.light2 }; |
| 215 | + case 'ContainsErrors': |
| 216 | + case 'UpdateError': |
| 217 | + case 'UpdateBlocked': |
| 218 | + case 'Deleting': |
| 219 | + case 'DeleteError': |
| 220 | + case 'DeleteStart': |
| 221 | + return { |
| 222 | + backgroundColor: uiColors.red.light2, |
| 223 | + color: uiColors.red.dark3, |
| 224 | + }; |
| 225 | + case 'UpdateStart': |
| 226 | + return { |
| 227 | + backgroundColor: uiColors.blue.light2, |
| 228 | + color: uiColors.blue.dark3, |
| 229 | + }; |
| 230 | + case 'DeleteSuccess': |
| 231 | + case 'UpdateSuccess': |
| 232 | + return { |
| 233 | + backgroundColor: uiColors.green.light2, |
| 234 | + color: uiColors.green.dark3, |
| 235 | + }; |
| 236 | + default: |
| 237 | + return { |
| 238 | + backgroundColor: uiColors.yellow.light2, |
| 239 | + color: uiColors.yellow.dark3, |
| 240 | + }; |
| 241 | + } |
| 242 | +} |
| 243 | + |
| 244 | +const EditActionsFooter: React.FunctionComponent<{ |
| 245 | + doc: HadronDocumentType; |
| 246 | + editing: boolean; |
| 247 | + deleting: boolean; |
| 248 | + modified?: boolean; |
| 249 | + containsErrors?: boolean; |
| 250 | + alwaysForceUpdate?: boolean; |
| 251 | + onUpdate(force: boolean): void; |
| 252 | + onDelete(): void; |
| 253 | + onCancel?: () => void; |
| 254 | +}> = ({ |
| 255 | + doc, |
| 256 | + editing, |
| 257 | + deleting, |
| 258 | + modified = false, |
| 259 | + containsErrors = false, |
| 260 | + alwaysForceUpdate = false, |
| 261 | + onUpdate, |
| 262 | + onDelete, |
| 263 | + onCancel, |
| 264 | +}) => { |
| 265 | + const { |
| 266 | + status: _status, |
| 267 | + updateStatus, |
| 268 | + errorMessage, |
| 269 | + } = useHadronDocumentStatus(doc, editing, deleting); |
| 270 | + |
| 271 | + // Allow props to override event based status of the document (helpful for |
| 272 | + // JSON editor where changing the document text doesn't really generate any |
| 273 | + // changes of the HadronDocument) |
| 274 | + const status = containsErrors |
| 275 | + ? 'ContainsErrors' |
| 276 | + : modified |
| 277 | + ? 'Modified' |
| 278 | + : _status; |
| 279 | + |
| 280 | + const statusMessage = StatusMessages[status]; |
| 281 | + |
| 282 | + if (status === 'Initial') { |
| 283 | + return null; |
| 284 | + } |
| 285 | + |
| 286 | + return ( |
| 287 | + <div |
| 288 | + className={container} |
| 289 | + style={getColorStyles(status)} |
| 290 | + data-testid="document-footer" |
| 291 | + data-status={status} |
| 292 | + > |
| 293 | + <div className={message} data-testid="document-footer-message"> |
| 294 | + {errorMessage ?? statusMessage} |
| 295 | + </div> |
| 296 | + {!isSuccess(status) && ( |
| 297 | + <div className={buttonGroup}> |
| 298 | + <Button |
| 299 | + type="button" |
| 300 | + size="xsmall" |
| 301 | + className={button} |
| 302 | + data-testid="cancel-button" |
| 303 | + onClick={() => { |
| 304 | + doc.cancel(); |
| 305 | + onCancel?.(); |
| 306 | + updateStatus('Initial'); |
| 307 | + }} |
| 308 | + disabled={isCancelDisabled(status)} |
| 309 | + > |
| 310 | + Cancel |
| 311 | + </Button> |
| 312 | + <Button |
| 313 | + type="button" |
| 314 | + size="xsmall" |
| 315 | + className={button} |
| 316 | + data-testid={isDeleting(status) ? 'delete-button' : 'update-button'} |
| 317 | + onClick={() => { |
| 318 | + if (isDeleting(status)) { |
| 319 | + onDelete(); |
| 320 | + } else { |
| 321 | + onUpdate(alwaysForceUpdate || status === 'UpdateBlocked'); |
| 322 | + } |
| 323 | + }} |
| 324 | + disabled={isPrimaryActionDisabled(status)} |
| 325 | + > |
| 326 | + {isDeleting(status) |
| 327 | + ? 'Delete' |
| 328 | + : alwaysForceUpdate || status === 'UpdateBlocked' |
| 329 | + ? 'Replace' |
| 330 | + : 'Update'} |
| 331 | + </Button> |
| 332 | + </div> |
| 333 | + )} |
| 334 | + </div> |
| 335 | + ); |
| 336 | +}; |
| 337 | + |
| 338 | +export default EditActionsFooter; |
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