{
  "version": 3,
  "sources": ["../../src/canvas/comment-reactions.tsx"],
  "sourcesContent": ["import { useMemo } from 'react'\nimport {\n\tEditor,\n\tTLComment,\n\tTLCommentReaction,\n\tcreateCommentReaction,\n\tcreateCommentReactionId,\n\tuseEditor,\n\tuseValue,\n} from 'tldraw'\nimport { RenderReaction } from '../ui/reaction'\nimport { ReactionPicker } from '../ui/reaction-picker'\nimport { Reactions, ReactionSummary } from '../ui/reactions'\nimport { commitCommentMutation } from './comment-mutations'\nimport { UNKNOWN_AUTHOR } from './comment-render'\nimport { getCommentReactions } from './comment-store'\nimport { getCommentingOptions, useCommentingOptions } from './options'\n\n/**\n * One comment's reactions, oldest first, reactively.\n *\n * @public\n */\nexport function useCommentReactions(\n\teditor: Editor,\n\tcommentId: TLComment['id']\n): TLCommentReaction[] {\n\treturn useValue(\n\t\t'comment reactions',\n\t\t() =>\n\t\t\tgetCommentReactions(editor)\n\t\t\t\t.filter((reaction) => reaction.commentId === commentId)\n\t\t\t\t.sort((a, b) => a.createdAt - b.createdAt),\n\t\t[editor, commentId]\n\t)\n}\n\n/**\n * The reaction fields {@link summarizeReactions} needs \u2014 a structural subset of\n * {@link tldraw#TLCommentReaction}, so tallies can also be built from rows synced outside the\n * editor store.\n *\n * @public\n */\nexport interface ReactionSummaryInput {\n\tuserId: string\n\temoji: string\n\tcreatedAt: number\n}\n\n/**\n * Tally a comment's reactions into an entry per emoji, ordered by when that emoji was first used so\n * the row stays stable as later reactions arrive. `active` marks the current user's emoji and\n * `reactors` lists who reacted, in reaction order. `resolveName` names each reactor; an id it can't\n * name falls back to a generic \"Someone\", never the raw user id.\n *\n * @public\n */\nexport function summarizeReactions(\n\treactions: readonly ReactionSummaryInput[],\n\tcurrentUserId?: string | null,\n\tresolveName?: (userId: string) => string | undefined\n): ReactionSummary[] {\n\tconst groups = new Map<\n\t\tstring,\n\t\t{ count: number; active: boolean; firstAt: number; reactors: ReactionSummary['reactors'] }\n\t>()\n\tfor (const reaction of reactions) {\n\t\tconst mine = currentUserId != null && reaction.userId === currentUserId\n\t\t// Fall back to a generic name, never the raw user id, when the id can't be resolved.\n\t\tconst reactor = { name: resolveName?.(reaction.userId) ?? UNKNOWN_AUTHOR, you: mine }\n\t\tconst group = groups.get(reaction.emoji)\n\t\tif (group) {\n\t\t\tgroup.count++\n\t\t\tgroup.active ||= mine\n\t\t\tgroup.firstAt = Math.min(group.firstAt, reaction.createdAt)\n\t\t\tgroup.reactors.push(reactor)\n\t\t} else {\n\t\t\tgroups.set(reaction.emoji, {\n\t\t\t\tcount: 1,\n\t\t\t\tactive: mine,\n\t\t\t\tfirstAt: reaction.createdAt,\n\t\t\t\treactors: [reactor],\n\t\t\t})\n\t\t}\n\t}\n\treturn [...groups]\n\t\t.sort(([, a], [, b]) => a.firstAt - b.firstAt)\n\t\t.map(([emoji, group]) => ({\n\t\t\temoji,\n\t\t\tcount: group.count,\n\t\t\tactive: group.active,\n\t\t\treactors: group.reactors,\n\t\t}))\n}\n\n/**\n * Toggle one user's reaction with a given emoji on a comment.\n *\n * Each reaction is its own record keyed by (comment, user, emoji), so this only touches that user's\n * own records and two people reacting at once never conflict. Behaviour depends on\n * `allowMultipleReactions`:\n *\n * - **multiple** (default): the emoji toggles independently, leaving other reactions alone.\n * - **single**: a new emoji replaces the user's existing reaction; the same one removes it.\n *\n * @public\n */\nexport function toggleCommentReaction(\n\teditor: Editor,\n\tcomment: TLComment,\n\tuserId: string,\n\temoji: string,\n\tnow = Date.now()\n): void {\n\tconst { allowMultipleReactions, isAllowedReaction } = getCommentingOptions(editor)\n\tconst targetId = createCommentReactionId(comment.id, userId, emoji)\n\tconst mine = getCommentReactions(editor).filter(\n\t\t(reaction) => reaction.commentId === comment.id && reaction.userId === userId\n\t)\n\tconst removing = mine.some((reaction) => reaction.id === targetId)\n\t// Only a token the configured palette allows may be added. Removals always go through \u2014 if a\n\t// reaction somehow carries an off-palette token, the user must still be able to clear it.\n\tif (!removing && !isAllowedReaction(emoji)) return\n\tcommitCommentMutation(editor, ({ put, remove }) => {\n\t\tif (removing) {\n\t\t\tremove([targetId])\n\t\t\treturn\n\t\t}\n\t\t// Single-select: a new emoji replaces the user's existing reaction(s) on this comment.\n\t\tif (!allowMultipleReactions && mine.length > 0) {\n\t\t\tremove(mine.map((reaction) => reaction.id))\n\t\t}\n\t\tput([\n\t\t\tcreateCommentReaction({\n\t\t\t\tcommentId: comment.id,\n\t\t\t\tthreadId: comment.threadId,\n\t\t\t\tpageId: comment.pageId,\n\t\t\t\tuserId,\n\t\t\t\temoji,\n\t\t\t\tnow,\n\t\t\t}),\n\t\t])\n\t})\n}\n\n/** @public */\nexport interface CommentReactionsProps {\n\tcomment: TLComment\n\t/** The reacting user. Null/omitted gives a read-only row (signed out): counts show, but the\n\t *  pills don't toggle. */\n\tcurrentUserId?: string | null\n\t/** Names a reactor id for the hover list. Ids it can't name fall back to a generic \"Someone\". */\n\tresolveName?(userId: string): string | undefined\n}\n\n/**\n * Adapts the `ReactionContent` override into a `renderReaction` function for the presentational\n * components. Undefined when no override is set, so they fall back to drawing the token string.\n */\nfunction useReactionRenderer(): RenderReaction | undefined {\n\tconst { components } = useCommentingOptions()\n\tconst ReactionContent = components.ReactionContent\n\treturn useMemo(\n\t\t() => (ReactionContent ? (token: string) => <ReactionContent token={token} /> : undefined),\n\t\t[ReactionContent]\n\t)\n}\n\n/**\n * The tallied reaction row under one comment. Pair with `CommentReactionPicker`, which is what\n * adds a reaction.\n * @public @react\n */\nexport function CommentReactions({ comment, currentUserId, resolveName }: CommentReactionsProps) {\n\tconst editor = useEditor()\n\tconst renderReaction = useReactionRenderer()\n\tconst { components } = useCommentingOptions()\n\tconst reactions = useCommentReactions(editor, comment.id)\n\tconst summaries = useMemo(\n\t\t() => summarizeReactions(reactions, currentUserId, resolveName),\n\t\t[reactions, currentUserId, resolveName]\n\t)\n\t// Suppress the hover list while any menu is open (the reaction picker, an overflow menu\u2026) so it\n\t// doesn't compete with the menu the user is actually working in. Edit mode already hides the\n\t// pills entirely (the card becomes a composer), so it needs no special case here.\n\tconst anyMenuOpen = useValue('any menu open', () => editor.menus.getOpenMenus().length > 0, [\n\t\teditor,\n\t])\n\treturn (\n\t\t<Reactions\n\t\t\treactions={summaries}\n\t\t\tcanReact={currentUserId != null}\n\t\t\tenableHoverList={!anyMenuOpen}\n\t\t\trenderReaction={renderReaction}\n\t\t\tReactionTooltip={components.ReactionTooltip}\n\t\t\tonToggle={(value) => {\n\t\t\t\tif (currentUserId == null) return\n\t\t\t\ttoggleCommentReaction(editor, comment, currentUserId, value)\n\t\t\t}}\n\t\t/>\n\t)\n}\n\n/** @public */\nexport interface CommentReactionPickerProps {\n\tcomment: TLComment\n\t/** The reacting user. Null/omitted renders nothing \u2014 there's nobody to react as. */\n\tcurrentUserId?: string | null\n\t/** The emoji the picker offers. Defaults to `DEFAULT_REACTION_EMOJI`. */\n\temoji?: string[]\n}\n\n/**\n * The add-reaction button for one comment. Belongs with the comment card's hover actions rather\n * than in the reaction row, so opening it doesn't chase the row as reactions are added.\n * @public @react\n */\nexport function CommentReactionPicker({\n\tcomment,\n\tcurrentUserId,\n\temoji,\n}: CommentReactionPickerProps) {\n\tconst editor = useEditor()\n\tconst { components } = useCommentingOptions()\n\tconst renderReaction = useReactionRenderer()\n\tconst reactions = useCommentReactions(editor, comment.id)\n\tconst selected = useMemo(\n\t\t() =>\n\t\t\treactions\n\t\t\t\t.filter((reaction) => currentUserId != null && reaction.userId === currentUserId)\n\t\t\t\t.map((reaction) => reaction.emoji),\n\t\t[reactions, currentUserId]\n\t)\n\tif (currentUserId == null) return null\n\treturn (\n\t\t<ReactionPicker\n\t\t\temoji={emoji}\n\t\t\tselected={selected}\n\t\t\trenderReaction={renderReaction}\n\t\t\tpalette={components.ReactionPalette}\n\t\t\tmenuId={`comment-reactions-${comment.id}`}\n\t\t\tonSelect={(value) => toggleCommentReaction(editor, comment, currentUserId, value)}\n\t\t/>\n\t)\n}\n"],
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