feat: add history and favourites system #38
There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| import { MoleculeEntry } from '../types/molecule'; | ||
|
Check warning on line 1 in src/components/HistoryFavouritesPanel.tsx
|
||
| import { ChemicalIdentifiers } from '../types/molecule'; | ||
|
Check warning on line 2 in src/components/HistoryFavouritesPanel.tsx
|
||
|
|
||
| interface HistoryFavouritesPanelProps { | ||
| entries: MoleculeEntry[]; | ||
| emptyMessage: string; | ||
| onRestore: (identifiers: ChemicalIdentifiers) => void; | ||
| onRemove: (id: string) => void; | ||
| onClearAll: () => void; | ||
| isFavourite: (identifiers: ChemicalIdentifiers) => boolean; | ||
| onToggleFavourite: (identifiers: ChemicalIdentifiers) => void; | ||
| } | ||
|
|
||
| function formatTime(timestamp: number): string { | ||
| const date = new Date(timestamp); | ||
| const now = new Date(); | ||
| const diffMs = now.getTime() - date.getTime(); | ||
| const diffMins = Math.floor(diffMs / 60000); | ||
| if (diffMins < 1) return 'just now'; | ||
| if (diffMins < 60) return `${diffMins}m ago`; | ||
| const diffHours = Math.floor(diffMins / 60); | ||
| if (diffHours < 24) return `${diffHours}h ago`; | ||
| return date.toLocaleDateString(); | ||
| } | ||
|
|
||
| const HistoryFavouritesPanel = ({ | ||
| entries, | ||
| emptyMessage, | ||
| onRestore, | ||
| onRemove, | ||
| onClearAll, | ||
| isFavourite, | ||
| onToggleFavourite, | ||
| }: HistoryFavouritesPanelProps) => { | ||
| if (entries.length === 0) { | ||
| return ( | ||
| <div className="p-4 text-center text-sm text-gray-500"> | ||
| {emptyMessage} | ||
| </div> | ||
| ); | ||
| } | ||
|
|
||
| return ( | ||
| <div className="p-3"> | ||
| <div className="flex items-center justify-between mb-2"> | ||
| <span className="text-xs text-gray-500">{entries.length} molecule{entries.length !== 1 ? 's' : ''}</span> | ||
|
Check warning on line 46 in src/components/HistoryFavouritesPanel.tsx
|
||
| <button | ||
| onClick={onClearAll} | ||
| className="text-xs text-red-500 hover:text-red-700 transition-colors" | ||
| > | ||
| Clear all | ||
| </button> | ||
| </div> | ||
| <ul className="space-y-1.5"> | ||
| {entries.map(entry => ( | ||
| <li | ||
| key={entry.id} | ||
| className="flex items-center gap-2 p-2 rounded-md bg-gray-50 hover:bg-gray-100 transition-colors group" | ||
| > | ||
| {/* Restore button */} | ||
| <button | ||
| onClick={() => onRestore(entry.identifiers)} | ||
| className="flex-1 text-left min-w-0" | ||
| title="Load this molecule" | ||
| > | ||
| <p className="text-xs font-medium text-gray-800 truncate">{entry.displayName}</p> | ||
| <p className="text-xs text-gray-400">{formatTime(entry.timestamp)}</p> | ||
| </button> | ||
|
|
||
| {/* Favourite star */} | ||
| <button | ||
| onClick={() => onToggleFavourite(entry.identifiers)} | ||
| className={`flex-shrink-0 p-0.5 transition-colors ${ | ||
| isFavourite(entry.identifiers) | ||
| ? 'text-yellow-400 hover:text-yellow-500' | ||
| : 'text-gray-300 hover:text-yellow-400' | ||
| }`} | ||
| title={isFavourite(entry.identifiers) ? 'Remove from favourites' : 'Add to favourites'} | ||
| aria-label={isFavourite(entry.identifiers) ? 'Remove from favourites' : 'Add to favourites'} | ||
| > | ||
| <svg className="w-4 h-4" fill="currentColor" viewBox="0 0 20 20"> | ||
| <path d="M9.049 2.927c.3-.921 1.603-.921 1.902 0l1.07 3.292a1 1 0 00.95.69h3.462c.969 0 1.371 1.24.588 1.81l-2.8 2.034a1 1 0 00-.364 1.118l1.07 3.292c.3.921-.755 1.688-1.54 1.118l-2.8-2.034a1 1 0 00-1.175 0l-2.8 2.034c-.784.57-1.838-.197-1.539-1.118l1.07-3.292a1 1 0 00-.364-1.118L2.98 8.72c-.783-.57-.38-1.81.588-1.81h3.461a1 1 0 00.951-.69l1.07-3.292z" /> | ||
| </svg> | ||
| </button> | ||
|
|
||
| {/* Remove button */} | ||
| <button | ||
| onClick={() => onRemove(entry.id)} | ||
| className="flex-shrink-0 p-0.5 text-gray-300 hover:text-red-400 transition-colors opacity-0 group-hover:opacity-100 focus:opacity-100" | ||
| title="Remove" | ||
| aria-label={`Remove ${entry.displayName}`} | ||
| > | ||
| <svg className="w-3.5 h-3.5" fill="none" stroke="currentColor" viewBox="0 0 24 24"> | ||
| <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" /> | ||
| </svg> | ||
| </button> | ||
| </li> | ||
| ))} | ||
| </ul> | ||
| </div> | ||
| ); | ||
| }; | ||
|
|
||
| export default HistoryFavouritesPanel; | ||
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| import { useState, useCallback } from 'react'; | ||
| import { ChemicalIdentifiers, MoleculeEntry } from '../types/molecule'; | ||
| import { loadFavourites, saveFavourites, getDisplayName, getMoleculeKey } from '../utils/storage'; | ||
|
|
||
| export function useFavourites() { | ||
| const [favourites, setFavourites] = useState<MoleculeEntry[]>(() => loadFavourites()); | ||
|
|
||
| const isFavourite = useCallback( | ||
| (identifiers: ChemicalIdentifiers): boolean => { | ||
| const key = getMoleculeKey(identifiers); | ||
| if (!key) return false; | ||
| return favourites.some(e => getMoleculeKey(e.identifiers) === key); | ||
| }, | ||
| [favourites] | ||
| ); | ||
|
|
||
| const toggleFavourite = useCallback((identifiers: ChemicalIdentifiers) => { | ||
| const key = getMoleculeKey(identifiers); | ||
| // Refuse to toggle when there's no stable key — we'd have no way to unstar it | ||
| if (!key) return; | ||
| setFavourites(prev => { | ||
| let next: MoleculeEntry[]; | ||
| if (prev.some(e => getMoleculeKey(e.identifiers) === key)) { | ||
| next = prev.filter(e => getMoleculeKey(e.identifiers) !== key); | ||
| } else { | ||
| const entry: MoleculeEntry = { | ||
| id: key, | ||
| displayName: getDisplayName(identifiers), | ||
| identifiers, | ||
| timestamp: Date.now(), | ||
| }; | ||
| next = [entry, ...prev]; | ||
| } | ||
| saveFavourites(next); | ||
| return next; | ||
| }); | ||
| }, []); | ||
|
|
||
| const clearFavourites = useCallback(() => { | ||
| setFavourites([]); | ||
| saveFavourites([]); | ||
| }, []); | ||
|
|
||
| return { favourites, isFavourite, toggleFavourite, clearFavourites }; | ||
| } |
Oops, something went wrong.
Oops, something went wrong.
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Uh oh!
There was an error while loading. Please reload this page.