| 1 | "use client"; |
| 2 | |
| 3 | import React from "react"; |
| 4 | |
| 5 | import { SlideGenerationProvider } from "@/components/notebook/presentation/editor/context/SlideGenerationContext"; |
| 6 | import PresentationEditor from "@/components/notebook/presentation/editor/presentation-editor"; |
| 7 | import StaticPresentationEditor from "@/components/notebook/presentation/editor/presentation-editor-static"; |
| 8 | import { SlideWrapper } from "@/components/presentation/slides/SlideWrapper"; |
| 9 | import { cn } from "@/lib/utils"; |
| 10 | import { usePresentationState } from "@/states/presentation-state"; |
| 11 | |
| 12 | interface SlideItemProps { |
| 13 | slideId: string; |
| 14 | isGeneratingPresentation: boolean; |
| 15 | slidesCount: number; |
| 16 | isReadOnly?: boolean; |
| 17 | } |
| 18 | |
| 19 | /** |
| 20 | * SlideItem fetches its own slide data from the store. |
| 21 | * This isolates re-renders: only this component re-renders when its slide changes. |
| 22 | */ |
| 23 | export const SlideItem = React.memo(function SlideItem({ |
| 24 | slideId, |
| 25 | isGeneratingPresentation, |
| 26 | slidesCount, |
| 27 | isReadOnly = false, |
| 28 | }: SlideItemProps) { |
| 29 | // Each slide item fetches its own data - stable reference unless THIS slide changes |
| 30 | const slide = usePresentationState((s) => |
| 31 | s.slides.find((slide) => slide.id === slideId), |
| 32 | ); |
| 33 | const isPresenting = usePresentationState((s) => s.isPresenting); |
| 34 | const currentSlideId = usePresentationState((s) => s.currentSlideId); |
| 35 | const setCurrentSlideId = usePresentationState((s) => s.setCurrentSlideId); |
| 36 | |
| 37 | if (!slide) return null; |
| 38 | |
| 39 | return ( |
| 40 | <div className={`slide-wrapper slide-wrapper-${slide.id} w-full`}> |
| 41 | <SlideGenerationProvider> |
| 42 | <SlideWrapper |
| 43 | id={slide.id} |
| 44 | slideWidth={slide.width} |
| 45 | slidesCount={slidesCount} |
| 46 | isReadOnly={isReadOnly} |
| 47 | > |
| 48 | <div |
| 49 | className={cn(`slide-container-${slide.id}`)} |
| 50 | onClickCapture={() => setCurrentSlideId(slide.id)} |
| 51 | > |
| 52 | {isGeneratingPresentation ? ( |
| 53 | <StaticPresentationEditor |
| 54 | initialContent={slide} |
| 55 | className={cn( |
| 56 | "min-h-75 rounded-md border", |
| 57 | !isPresenting && |
| 58 | slide.id === currentSlideId && |
| 59 | "border-primary ring-4! ring-primary ring-offset-2!", |
| 60 | )} |
| 61 | id={slide.id} |
| 62 | /> |
| 63 | ) : ( |
| 64 | <PresentationEditor |
| 65 | initialContent={slide} |
| 66 | className={cn( |
| 67 | "min-h-75 rounded-md border", |
| 68 | !isPresenting && |
| 69 | slide.id === currentSlideId && |
| 70 | "border-primary ring-2! ring-primary", |
| 71 | )} |
| 72 | id={slide.id} |
| 73 | isGenerating={isGeneratingPresentation} |
| 74 | readOnly={isReadOnly || isPresenting} |
| 75 | /> |
| 76 | )} |
| 77 | </div> |
| 78 | </SlideWrapper> |
| 79 | </SlideGenerationProvider> |
| 80 | </div> |
| 81 | ); |
| 82 | }); |
| 83 |