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| 1 | +import { useCallback, useEffect, useRef, useState } from 'react'; |
| 2 | +import type { PointerEvent as ReactPointerEvent } from 'react'; |
| 3 | +import type { LocalAttachment } from 'stream-chat'; |
| 4 | +import { |
| 5 | + DialogAnchor, |
| 6 | + Prompt, |
| 7 | + useChatContext, |
| 8 | + useDialogIsOpen, |
| 9 | + useDialogOnNearestManager, |
| 10 | +} from 'stream-chat-react'; |
| 11 | + |
| 12 | +export const attachmentPromptDialogId = 'app-attachment-prompt-dialog'; |
| 13 | +type AttachmentEditorTab = 'unsupported-file' | 'unsupported-object'; |
| 14 | + |
| 15 | +const VIEWPORT_MARGIN = 8; |
| 16 | +const defaultUnsupportedAttachment = { |
| 17 | + asset_url: 'https://example.com/unsupported.bin', |
| 18 | + file_size: 128000, |
| 19 | + localMetadata: { |
| 20 | + id: 'unsupported-attachment-1', |
| 21 | + uploadProgress: 100, |
| 22 | + uploadState: 'finished', |
| 23 | + }, |
| 24 | + mime_type: 'application/octet-stream', |
| 25 | + title: 'unsupported.bin', |
| 26 | + type: 'unsupported', |
| 27 | +}; |
| 28 | +const defaultUnsupportedObjectAttachment = { |
| 29 | + localMetadata: { |
| 30 | + id: 'unsupported-object-1', |
| 31 | + uploadProgress: 100, |
| 32 | + uploadState: 'finished', |
| 33 | + }, |
| 34 | + debug: true, |
| 35 | + metadata: { randomNumber: 7, source: 'vite-preview' }, |
| 36 | + title: 'custom payload', |
| 37 | + type: 'custom', |
| 38 | +}; |
| 39 | +const initialUnsupportedFileValue = JSON.stringify(defaultUnsupportedAttachment, null, 2); |
| 40 | +const initialUnsupportedObjectValue = JSON.stringify( |
| 41 | + defaultUnsupportedObjectAttachment, |
| 42 | + null, |
| 43 | + 2, |
| 44 | +); |
| 45 | + |
| 46 | +const clamp = (value: number, min: number, max: number) => { |
| 47 | + if (max < min) return min; |
| 48 | + return Math.min(Math.max(value, min), max); |
| 49 | +}; |
| 50 | + |
| 51 | +export const AttachmentPromptDialog = ({ |
| 52 | + referenceElement, |
| 53 | +}: { |
| 54 | + referenceElement: HTMLElement | null; |
| 55 | +}) => { |
| 56 | + const [activeTab, setActiveTab] = useState<AttachmentEditorTab>('unsupported-file'); |
| 57 | + const [unsupportedFileInput, setUnsupportedFileInput] = useState( |
| 58 | + initialUnsupportedFileValue, |
| 59 | + ); |
| 60 | + const [unsupportedObjectInput, setUnsupportedObjectInput] = useState( |
| 61 | + initialUnsupportedObjectValue, |
| 62 | + ); |
| 63 | + const [errorMessage, setErrorMessage] = useState<string | null>(null); |
| 64 | + const [dragOffset, setDragOffset] = useState({ x: 0, y: 0 }); |
| 65 | + const shellRef = useRef<HTMLDivElement | null>(null); |
| 66 | + const { channel } = useChatContext(); |
| 67 | + const { dialog, dialogManager } = useDialogOnNearestManager({ |
| 68 | + id: attachmentPromptDialogId, |
| 69 | + }); |
| 70 | + const dialogIsOpen = useDialogIsOpen(attachmentPromptDialogId, dialogManager?.id); |
| 71 | + |
| 72 | + useEffect(() => { |
| 73 | + if (dialogIsOpen) return; |
| 74 | + setActiveTab('unsupported-file'); |
| 75 | + setUnsupportedFileInput(initialUnsupportedFileValue); |
| 76 | + setUnsupportedObjectInput(initialUnsupportedObjectValue); |
| 77 | + setErrorMessage(null); |
| 78 | + setDragOffset({ x: 0, y: 0 }); |
| 79 | + }, [dialogIsOpen]); |
| 80 | + |
| 81 | + useEffect(() => { |
| 82 | + if (!dialogIsOpen) return; |
| 83 | + |
| 84 | + const clampToViewport = () => { |
| 85 | + const shell = shellRef.current; |
| 86 | + if (!shell) return; |
| 87 | + |
| 88 | + const rect = shell.getBoundingClientRect(); |
| 89 | + const nextLeft = clamp( |
| 90 | + rect.left, |
| 91 | + VIEWPORT_MARGIN, |
| 92 | + window.innerWidth - rect.width - VIEWPORT_MARGIN, |
| 93 | + ); |
| 94 | + const nextTop = clamp( |
| 95 | + rect.top, |
| 96 | + VIEWPORT_MARGIN, |
| 97 | + window.innerHeight - rect.height - VIEWPORT_MARGIN, |
| 98 | + ); |
| 99 | + |
| 100 | + if (nextLeft === rect.left && nextTop === rect.top) return; |
| 101 | + |
| 102 | + setDragOffset((current) => ({ |
| 103 | + x: current.x + (nextLeft - rect.left), |
| 104 | + y: current.y + (nextTop - rect.top), |
| 105 | + })); |
| 106 | + }; |
| 107 | + |
| 108 | + window.addEventListener('resize', clampToViewport); |
| 109 | + |
| 110 | + return () => { |
| 111 | + window.removeEventListener('resize', clampToViewport); |
| 112 | + }; |
| 113 | + }, [dialogIsOpen]); |
| 114 | + |
| 115 | + const closeDialog = useCallback(() => { |
| 116 | + dialog.close(); |
| 117 | + }, [dialog]); |
| 118 | + |
| 119 | + const attachToComposer = useCallback( |
| 120 | + (tab: AttachmentEditorTab) => { |
| 121 | + if (!channel?.messageComposer) { |
| 122 | + setErrorMessage('No active channel selected'); |
| 123 | + return; |
| 124 | + } |
| 125 | + |
| 126 | + let parsedAttachment: LocalAttachment; |
| 127 | + const attachmentInput = |
| 128 | + tab === 'unsupported-file' ? unsupportedFileInput : unsupportedObjectInput; |
| 129 | + try { |
| 130 | + parsedAttachment = JSON.parse(attachmentInput); |
| 131 | + } catch { |
| 132 | + setErrorMessage('Attachment is not valid JSON'); |
| 133 | + return; |
| 134 | + } |
| 135 | + |
| 136 | + const currentAttachments = |
| 137 | + channel.messageComposer.attachmentManager.state.getLatestValue().attachments; |
| 138 | + |
| 139 | + channel.messageComposer.attachmentManager.upsertAttachments([ |
| 140 | + ...currentAttachments, |
| 141 | + parsedAttachment, |
| 142 | + ]); |
| 143 | + closeDialog(); |
| 144 | + }, |
| 145 | + [channel, closeDialog, unsupportedFileInput, unsupportedObjectInput], |
| 146 | + ); |
| 147 | + |
| 148 | + const handleHeaderPointerDown = useCallback( |
| 149 | + (event: ReactPointerEvent<HTMLDivElement>) => { |
| 150 | + if (event.button !== 0) return; |
| 151 | + if (!(event.target instanceof HTMLElement)) return; |
| 152 | + if (event.target.closest('button')) return; |
| 153 | + |
| 154 | + const shell = shellRef.current; |
| 155 | + if (!shell) return; |
| 156 | + |
| 157 | + event.preventDefault(); |
| 158 | + |
| 159 | + const startClientX = event.clientX; |
| 160 | + const startClientY = event.clientY; |
| 161 | + const startOffset = dragOffset; |
| 162 | + const startRect = shell.getBoundingClientRect(); |
| 163 | + |
| 164 | + const handlePointerMove = (moveEvent: PointerEvent) => { |
| 165 | + const nextLeft = clamp( |
| 166 | + startRect.left + (moveEvent.clientX - startClientX), |
| 167 | + VIEWPORT_MARGIN, |
| 168 | + window.innerWidth - startRect.width - VIEWPORT_MARGIN, |
| 169 | + ); |
| 170 | + const nextTop = clamp( |
| 171 | + startRect.top + (moveEvent.clientY - startClientY), |
| 172 | + VIEWPORT_MARGIN, |
| 173 | + window.innerHeight - startRect.height - VIEWPORT_MARGIN, |
| 174 | + ); |
| 175 | + |
| 176 | + setDragOffset({ |
| 177 | + x: startOffset.x + (nextLeft - startRect.left), |
| 178 | + y: startOffset.y + (nextTop - startRect.top), |
| 179 | + }); |
| 180 | + }; |
| 181 | + |
| 182 | + const handlePointerUp = () => { |
| 183 | + window.removeEventListener('pointermove', handlePointerMove); |
| 184 | + window.removeEventListener('pointerup', handlePointerUp); |
| 185 | + }; |
| 186 | + |
| 187 | + window.addEventListener('pointermove', handlePointerMove); |
| 188 | + window.addEventListener('pointerup', handlePointerUp); |
| 189 | + }, |
| 190 | + [dragOffset], |
| 191 | + ); |
| 192 | + |
| 193 | + const shellStyle = { |
| 194 | + transform: `translate(${dragOffset.x}px, ${dragOffset.y}px)`, |
| 195 | + }; |
| 196 | + |
| 197 | + return ( |
| 198 | + <DialogAnchor |
| 199 | + allowFlip |
| 200 | + className='app__attachment-dialog' |
| 201 | + dialogManagerId={dialogManager?.id} |
| 202 | + id={attachmentPromptDialogId} |
| 203 | + placement='right-start' |
| 204 | + referenceElement={referenceElement} |
| 205 | + tabIndex={-1} |
| 206 | + trapFocus |
| 207 | + updatePositionOnContentResize |
| 208 | + > |
| 209 | + <div className='app__attachment-dialog__shell' ref={shellRef} style={shellStyle}> |
| 210 | + <Prompt.Root className='app__attachment-dialog__prompt'> |
| 211 | + <div |
| 212 | + className='app__attachment-dialog__drag-handle' |
| 213 | + onPointerDown={handleHeaderPointerDown} |
| 214 | + > |
| 215 | + <Prompt.Header close={closeDialog} title='Message Composer' /> |
| 216 | + </div> |
| 217 | + <Prompt.Body className='app__attachment-dialog__body'> |
| 218 | + <div className='app__attachment-dialog__subsection'> |
| 219 | + <h3 className='app__attachment-dialog__subsection-title'> |
| 220 | + Attach Unsupported Attachment |
| 221 | + </h3> |
| 222 | + <div |
| 223 | + aria-label='Attachment type' |
| 224 | + className='app__attachment-dialog__tabs' |
| 225 | + role='tablist' |
| 226 | + > |
| 227 | + <button |
| 228 | + aria-selected={activeTab === 'unsupported-file'} |
| 229 | + className='app__attachment-dialog__tab' |
| 230 | + onClick={() => { |
| 231 | + setActiveTab('unsupported-file'); |
| 232 | + if (errorMessage) setErrorMessage(null); |
| 233 | + }} |
| 234 | + role='tab' |
| 235 | + type='button' |
| 236 | + > |
| 237 | + Unsupported file |
| 238 | + </button> |
| 239 | + <button |
| 240 | + aria-selected={activeTab === 'unsupported-object'} |
| 241 | + className='app__attachment-dialog__tab' |
| 242 | + onClick={() => { |
| 243 | + setActiveTab('unsupported-object'); |
| 244 | + if (errorMessage) setErrorMessage(null); |
| 245 | + }} |
| 246 | + role='tab' |
| 247 | + type='button' |
| 248 | + > |
| 249 | + Unsupported object |
| 250 | + </button> |
| 251 | + </div> |
| 252 | + <label className='app__attachment-dialog__field'> |
| 253 | + <span className='app__attachment-dialog__field-label'> |
| 254 | + Attachment JSON |
| 255 | + </span> |
| 256 | + <textarea |
| 257 | + className='app__attachment-dialog__textarea' |
| 258 | + onChange={(event) => { |
| 259 | + if (activeTab === 'unsupported-file') { |
| 260 | + setUnsupportedFileInput(event.target.value); |
| 261 | + } else { |
| 262 | + setUnsupportedObjectInput(event.target.value); |
| 263 | + } |
| 264 | + if (errorMessage) setErrorMessage(null); |
| 265 | + }} |
| 266 | + rows={12} |
| 267 | + spellCheck={false} |
| 268 | + value={ |
| 269 | + activeTab === 'unsupported-file' |
| 270 | + ? unsupportedFileInput |
| 271 | + : unsupportedObjectInput |
| 272 | + } |
| 273 | + /> |
| 274 | + </label> |
| 275 | + <div className='app__attachment-dialog__subsection-actions'> |
| 276 | + {activeTab === 'unsupported-file' ? ( |
| 277 | + <Prompt.FooterControlsButtonPrimary |
| 278 | + size='sm' |
| 279 | + onClick={() => attachToComposer('unsupported-file')} |
| 280 | + > |
| 281 | + Attach Unsupported file |
| 282 | + </Prompt.FooterControlsButtonPrimary> |
| 283 | + ) : ( |
| 284 | + <Prompt.FooterControlsButtonPrimary |
| 285 | + size='sm' |
| 286 | + onClick={() => attachToComposer('unsupported-object')} |
| 287 | + > |
| 288 | + Attach Unsupported object |
| 289 | + </Prompt.FooterControlsButtonPrimary> |
| 290 | + )} |
| 291 | + </div> |
| 292 | + {errorMessage && ( |
| 293 | + <div className='app__attachment-dialog__error' role='alert'> |
| 294 | + {errorMessage} |
| 295 | + </div> |
| 296 | + )} |
| 297 | + </div> |
| 298 | + </Prompt.Body> |
| 299 | + </Prompt.Root> |
| 300 | + </div> |
| 301 | + </DialogAnchor> |
| 302 | + ); |
| 303 | +}; |
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