Add talk thumbnail rendering for slides and download #75
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| "use client" | ||
| import styled from "styled-components" | ||
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| // | ||
| // Types | ||
| // | ||
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| export type TalkThumbnailData = { | ||
| speakerName: string | ||
| hook: string | ||
| profilePhotoUrl?: string | ||
| } | ||
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| export type TalkThumbnailProps = TalkThumbnailData & { | ||
| /** Width in pixels; height is derived for 16:9 (YouTube thumbnail). */ | ||
| width?: number | ||
| className?: string | ||
| } | ||
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| // | ||
| // Constants | ||
| // | ||
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| const ASPECT_RATIO = 16 / 9 | ||
| const DEFAULT_WIDTH = 640 | ||
| const BG_IMAGE_PATH = "/images/devx-thumbnail-bg.png" | ||
| const LOGO_IMAGE_PATH = "/images/sd-devx-brand.png" | ||
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| // | ||
| // Components | ||
| // | ||
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| /** | ||
| * Renders a DEVx-style talk video thumbnail matching the DEVxYouTubeThumbnail.svg | ||
| * template layout: hook text on the left, circular speaker photo on the right, | ||
| * DEVxSD branding at bottom-left, dark silk texture background. | ||
| * | ||
| * 16:9 aspect ratio (YouTube standard 1280x720). | ||
| */ | ||
| export function TalkThumbnail({ | ||
| speakerName, | ||
| hook, | ||
| profilePhotoUrl, | ||
| width = DEFAULT_WIDTH, | ||
| className | ||
| }: TalkThumbnailProps) { | ||
| const height = Math.round(width / ASPECT_RATIO) | ||
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| // Layout proportions matching the template | ||
| const pad = width * 0.06 | ||
| const photoRadius = Math.round(height * 0.3) | ||
| const photoBackdropRadius = photoRadius + Math.round(width * 0.01) | ||
| const photoCx = width - pad - photoBackdropRadius | ||
| const photoCy = height * 0.44 | ||
| const titleX = pad | ||
| const photoLeftEdge = photoCx - photoBackdropRadius | ||
| const titleGap = width * 0.04 | ||
| const titleMaxWidth = photoLeftEdge - pad - titleGap | ||
| const titleFontSize = Math.round(width * 0.058) | ||
| const titleY = height * 0.38 | ||
| const logoWidth = Math.round(width * 0.18) | ||
| const logoHeight = Math.round(logoWidth * (582 / 2772)) | ||
| const logoX = pad | ||
| const logoY = height - pad - logoHeight | ||
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| const titleLines = wrapText(hook || "Your Hook", titleMaxWidth, titleFontSize) | ||
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| return ( | ||
| <Wrapper className={className} $width={width} $height={height}> | ||
| <svg | ||
| xmlns="http://www.w3.org/2000/svg" | ||
| xmlnsXlink="http://www.w3.org/1999/xlink" | ||
| viewBox={`0 0 ${width} ${height}`} | ||
| width="100%" | ||
| height="100%" | ||
| preserveAspectRatio="xMidYMid meet" | ||
| aria-label={`Talk thumbnail: ${hook} by ${speakerName}`} | ||
| > | ||
| <defs> | ||
| {profilePhotoUrl ? ( | ||
| <clipPath id="thumbPhotoClip"> | ||
| <circle cx={photoCx} cy={photoCy} r={photoRadius} /> | ||
| </clipPath> | ||
|
There was a problem hiding this comment. Hardcoded SVG clipPath ID causes multi-instance collisionMedium Severity The |
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| ) : null} | ||
| </defs> | ||
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| {/* Dark silk texture background */} | ||
| <image | ||
| href={BG_IMAGE_PATH} | ||
| x={0} | ||
| y={0} | ||
| width={width} | ||
| height={height} | ||
| preserveAspectRatio="xMidYMid slice" | ||
| /> | ||
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| {/* Speaker photo circle with light backdrop — right side */} | ||
| {profilePhotoUrl ? ( | ||
| <> | ||
| <circle | ||
| cx={photoCx} | ||
| cy={photoCy} | ||
| r={photoBackdropRadius} | ||
| fill="rgba(200, 200, 200, 0.25)" | ||
| /> | ||
| <image | ||
| href={profilePhotoUrl} | ||
| x={photoCx - photoRadius} | ||
| y={photoCy - photoRadius} | ||
| width={photoRadius * 2} | ||
| height={photoRadius * 2} | ||
| clipPath="url(#thumbPhotoClip)" | ||
| preserveAspectRatio="xMidYMid slice" | ||
| /> | ||
| </> | ||
| ) : ( | ||
| <circle | ||
| cx={photoCx} | ||
| cy={photoCy} | ||
| r={photoRadius} | ||
| fill="rgba(255, 255, 255, 0.06)" | ||
| stroke="rgba(255, 255, 255, 0.1)" | ||
| strokeWidth={2} | ||
| /> | ||
| )} | ||
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| {/* Hook text — large bold white, left side */} | ||
| <text | ||
| x={titleX} | ||
| y={titleY} | ||
| fill="#ffffff" | ||
| fontFamily="'Chivo', 'Helvetica Neue', Helvetica, Arial, sans-serif" | ||
| fontSize={titleFontSize} | ||
| fontWeight="400" | ||
| > | ||
| {titleLines.map((line, i) => ( | ||
| <tspan key={i} x={titleX} dy={i === 0 ? 0 : titleFontSize * 1.15}> | ||
| {line} | ||
| </tspan> | ||
| ))} | ||
| </text> | ||
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| {/* DEVxSD branding — bottom left */} | ||
| <image | ||
| href={LOGO_IMAGE_PATH} | ||
| x={logoX} | ||
| y={logoY} | ||
| width={logoWidth} | ||
| height={logoHeight} | ||
| opacity={0.9} | ||
| /> | ||
| </svg> | ||
| </Wrapper> | ||
| ) | ||
| } | ||
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| const Wrapper = styled.div<{ $width: number; $height: number }>` | ||
| width: ${(p) => p.$width}px; | ||
| max-width: 100%; | ||
| aspect-ratio: 16 / 9; | ||
| overflow: hidden; | ||
| border-radius: 0.5rem; | ||
| border: 1px solid rgba(255, 255, 255, 0.1); | ||
| background: #0a0a0a; | ||
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| svg { | ||
| display: block; | ||
| width: 100%; | ||
| height: auto; | ||
| } | ||
| ` | ||
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| // | ||
| // Functions | ||
| // | ||
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| /** Wrap text into lines that fit within maxWidth, max 3 lines. */ | ||
| function wrapText(text: string, maxWidth: number, fontSize: number): string[] { | ||
| if (!text.trim()) return ["Your Hook"] | ||
| const words = text.trim().split(/\s+/) | ||
| const approxCharWidth = fontSize * 0.52 | ||
| const maxLines = 3 | ||
| const lines: string[] = [] | ||
| let current = "" | ||
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| for (const word of words) { | ||
| const candidate = current ? `${current} ${word}` : word | ||
| if (candidate.length * approxCharWidth <= maxWidth) { | ||
| current = candidate | ||
| } else { | ||
| if (current) lines.push(current) | ||
| if (lines.length >= maxLines) { | ||
| const last = lines[lines.length - 1] | ||
| if (last && word) { | ||
| lines[lines.length - 1] = last + "..." | ||
| } | ||
| return lines | ||
| } | ||
| current = word | ||
| } | ||
| } | ||
| if (current && lines.length < maxLines) lines.push(current) | ||
| return lines | ||
| } | ||
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