ReactionBar.tsx
| 1 | import { ALLOWED_REACTIONS } from "../constants.ts"; |
| 2 | import type { SessionUser } from "../middleware/session.ts"; |
| 3 | |
| 4 | export interface ReactionCount { |
| 5 | emoji: string; |
| 6 | count: number; |
| 7 | userReacted: boolean; |
| 8 | } |
| 9 | |
| 10 | interface ReactionBarProps { |
| 11 | reactions: ReactionCount[]; |
| 12 | postUrl: string; |
| 13 | commentId?: number; |
| 14 | user: SessionUser | null; |
| 15 | } |
| 16 | |
| 17 | export function ReactionBar({ |
| 18 | reactions, |
| 19 | postUrl, |
| 20 | commentId, |
| 21 | user, |
| 22 | }: ReactionBarProps) { |
| 23 | if (!user && reactions.length === 0) return null; |
| 24 | const existing = new Set(reactions.map((r) => r.emoji)); |
| 25 | const all = [...ALLOWED_REACTIONS]; |
| 26 | return ( |
| 27 | <div class="reaction-bar"> |
| 28 | {reactions.map((r) => { |
| 29 | const unsafeEmoji = r.emoji; |
| 30 | return ( |
| 31 | <form method="POST" action={postUrl} class="reaction-form"> |
| 32 | {commentId != null && ( |
| 33 | <input |
| 34 | type="hidden" |
| 35 | name="comment_id" |
| 36 | value={String(commentId)} |
| 37 | /> |
| 38 | )} |
| 39 | <input type="hidden" name="emoji" value={r.emoji} /> |
| 40 | <button |
| 41 | type="submit" |
| 42 | class={`reaction-btn${r.userReacted ? " reacted" : ""}`} |
| 43 | disabled={!user} |
| 44 | safe |
| 45 | > |
| 46 | {`${unsafeEmoji} ${r.count}`} |
| 47 | </button> |
| 48 | </form> |
| 49 | ); |
| 50 | })} |
| 51 | {!!user && ( |
| 52 | <details class="reaction-picker"> |
| 53 | <summary class="reaction-add-btn">+</summary> |
| 54 | <div class="reaction-picker-dropdown"> |
| 55 | {all |
| 56 | .filter((e) => !existing.has(e)) |
| 57 | .map((e) => ( |
| 58 | <form |
| 59 | method="POST" |
| 60 | action={postUrl} |
| 61 | class="reaction-form" |
| 62 | > |
| 63 | {commentId != null && ( |
| 64 | <input |
| 65 | type="hidden" |
| 66 | name="comment_id" |
| 67 | value={String(commentId)} |
| 68 | /> |
| 69 | )} |
| 70 | <input |
| 71 | type="hidden" |
| 72 | name="emoji" |
| 73 | value={e} |
| 74 | /> |
| 75 | <button |
| 76 | type="submit" |
| 77 | class="reaction-picker-btn" |
| 78 | safe |
| 79 | > |
| 80 | {e} |
| 81 | </button> |
| 82 | </form> |
| 83 | ))} |
| 84 | </div> |
| 85 | </details> |
| 86 | )} |
| 87 | </div> |
| 88 | ); |
| 89 | } |
| 90 |