| 1 | import { ArrowDown, ArrowRight } from "lucide-react"; |
| 2 | import { NodeApi, PathApi } from "platejs"; |
| 3 | import { SlateElement, type SlateElementProps } from "platejs/static"; |
| 4 | |
| 5 | import { cn } from "@/lib/utils"; |
| 6 | import { type TBeforeAfterGroupElement } from "../../plugins/before-after-plugin"; |
| 7 | import { getAlignmentClasses, getDefaultColumnSize } from "../../utils"; |
| 8 | |
| 9 | export function BeforeAfterSideStatic(props: SlateElementProps) { |
| 10 | const path = props.editor.api.findPath(props.element) ?? [-1]; |
| 11 | const parentPath = PathApi.parent(path); |
| 12 | const parentElement = NodeApi.get(props.editor, parentPath); |
| 13 | |
| 14 | const { alignment = "center" } = parentElement as { |
| 15 | alignment?: "left" | "center" | "right"; |
| 16 | color?: string; |
| 17 | columnSize?: "sm" | "md" | "lg" | "xl"; |
| 18 | children?: unknown[]; |
| 19 | }; |
| 20 | const index = path.at(-1) ?? 0; |
| 21 | const childCount = |
| 22 | (parentElement as { children?: unknown[] })?.children?.length ?? 0; |
| 23 | const columnSize = |
| 24 | (parentElement as TBeforeAfterGroupElement | undefined)?.columnSize ?? |
| 25 | getDefaultColumnSize(childCount); |
| 26 | const columns = getColumnCount(columnSize); |
| 27 | const isVertical = columnSize === "xl"; |
| 28 | const showSeparator = shouldShowSeparator({ |
| 29 | columns, |
| 30 | index, |
| 31 | itemCount: childCount, |
| 32 | }); |
| 33 | const shouldSpanFullRow = |
| 34 | columns === 2 && childCount % columns === 1 && index === childCount - 1; |
| 35 | const accentColor = |
| 36 | (parentElement?.color as string) || "var(--presentation-primary)"; |
| 37 | |
| 38 | return ( |
| 39 | <div |
| 40 | className={cn( |
| 41 | "relative flex h-full min-w-0 flex-1 items-stretch", |
| 42 | isVertical && "flex-col items-center gap-4", |
| 43 | )} |
| 44 | style={shouldSpanFullRow ? { gridColumn: "1 / -1" } : undefined} |
| 45 | > |
| 46 | <div |
| 47 | data-bg-export="true" |
| 48 | className={cn( |
| 49 | "grid h-full w-full rounded-xl border bg-card p-6 shadow-md", |
| 50 | "border-t-4", |
| 51 | )} |
| 52 | style={{ |
| 53 | backgroundColor: "var(--presentation-background)", |
| 54 | color: "var(--presentation-text)", |
| 55 | borderColor: "hsl(var(--border))", |
| 56 | borderTopColor: |
| 57 | (parentElement?.color as string) || "var(--presentation-primary)", |
| 58 | }} |
| 59 | > |
| 60 | <SlateElement |
| 61 | {...props} |
| 62 | className={cn("h-full", getAlignmentClasses(alignment))} |
| 63 | > |
| 64 | {props.children} |
| 65 | </SlateElement> |
| 66 | </div> |
| 67 | {showSeparator ? ( |
| 68 | <BeforeAfterSeparator |
| 69 | accentColor={accentColor} |
| 70 | isVertical={isVertical} |
| 71 | /> |
| 72 | ) : null} |
| 73 | </div> |
| 74 | ); |
| 75 | } |
| 76 | |
| 77 | function BeforeAfterSeparator({ |
| 78 | accentColor, |
| 79 | isVertical, |
| 80 | }: { |
| 81 | accentColor: string; |
| 82 | isVertical: boolean; |
| 83 | }) { |
| 84 | const ArrowIcon = isVertical ? ArrowDown : ArrowRight; |
| 85 | |
| 86 | return ( |
| 87 | <div |
| 88 | className={cn( |
| 89 | "flex shrink-0 items-center justify-center self-center", |
| 90 | !isVertical && "absolute -right-9 top-1/2 z-10 -translate-y-1/2", |
| 91 | )} |
| 92 | aria-hidden |
| 93 | > |
| 94 | <div |
| 95 | data-shape="ellipse" |
| 96 | data-shape-text={isVertical ? "↓" : "→"} |
| 97 | data-fill-color={accentColor} |
| 98 | data-text-color="var(--presentation-background)" |
| 99 | className="grid size-12 place-items-center rounded-full text-sm font-bold shadow-xs" |
| 100 | style={{ |
| 101 | backgroundColor: accentColor, |
| 102 | color: "var(--presentation-background)", |
| 103 | pointerEvents: "none", |
| 104 | }} |
| 105 | > |
| 106 | <ArrowIcon className="size-5" strokeWidth={2.5} /> |
| 107 | </div> |
| 108 | </div> |
| 109 | ); |
| 110 | } |
| 111 | |
| 112 | function getColumnCount(columnSize: TBeforeAfterGroupElement["columnSize"]) { |
| 113 | const columnSizeToColumns = { |
| 114 | lg: 2, |
| 115 | md: 3, |
| 116 | sm: 4, |
| 117 | xl: 1, |
| 118 | } satisfies Record< |
| 119 | NonNullable<TBeforeAfterGroupElement["columnSize"]>, |
| 120 | number |
| 121 | >; |
| 122 | |
| 123 | return columnSize ? columnSizeToColumns[columnSize] : columnSizeToColumns.md; |
| 124 | } |
| 125 | |
| 126 | function shouldShowSeparator({ |
| 127 | columns, |
| 128 | index, |
| 129 | itemCount, |
| 130 | }: { |
| 131 | columns: number; |
| 132 | index: number; |
| 133 | itemCount: number; |
| 134 | }) { |
| 135 | const isLastItem = index === itemCount - 1; |
| 136 | const isRowEnd = (index + 1) % columns === 0; |
| 137 | |
| 138 | return !isLastItem && (columns === 1 || !isRowEnd); |
| 139 | } |
| 140 |