o2o-infinith-demo/supabase/functions/_shared/visionAnalysis.ts

282 lines
11 KiB
TypeScript

/**
* Vision Analysis — Gemini 2.0 Flash for screenshot analysis.
*
* Captures screenshots of clinic website pages and social channel landings,
* then uses Gemini Vision to extract structured data (founding year, doctors,
* certifications, social icons, brand colors, etc.).
*/
const FIRECRAWL_BASE = "https://api.firecrawl.dev/v1";
export interface ScreenshotResult {
id: string;
url: string; // Supabase Storage signed URL or data URI
channel: string; // 'website', 'youtube', 'instagram', 'gangnamUnni', etc.
capturedAt: string;
caption: string;
sourceUrl: string; // Original page URL
base64?: string; // Raw base64 (for Vision analysis, not stored in report)
}
export interface VisionAnalysisResult {
foundingYear?: string;
operationYears?: number;
doctors?: { name: string; specialty: string; position?: string }[];
certifications?: string[];
serviceCategories?: string[];
socialIcons?: { platform: string; visible: boolean }[];
floatingButtons?: string[];
brandColors?: { primary?: string; accent?: string };
slogans?: string[];
youtubeStats?: { subscribers?: string; videos?: string; recentUpload?: string };
instagramStats?: { followers?: string; posts?: string; bio?: string };
gangnamUnniStats?: { rating?: string; reviews?: string; doctors?: number };
}
/**
* Capture screenshot of a URL via Firecrawl.
* Returns base64 image data.
*/
async function captureScreenshot(
url: string,
firecrawlKey: string,
): Promise<string | null> {
try {
const res = await fetch(`${FIRECRAWL_BASE}/scrape`, {
method: "POST",
headers: {
"Content-Type": "application/json",
Authorization: `Bearer ${firecrawlKey}`,
},
body: JSON.stringify({
url,
formats: ["screenshot"],
waitFor: 5000,
screenshotOptions: {
fullPage: false,
quality: 80,
},
}),
});
if (!res.ok) return null;
const data = await res.json();
return data.data?.screenshot || null; // base64 string
} catch {
return null;
}
}
/**
* Find relevant sub-pages from siteMap for additional screenshots.
*/
export function findRelevantPages(
siteMap: string[],
baseUrl: string,
): { doctorPage?: string; surgeryPage?: string; aboutPage?: string } {
const result: { doctorPage?: string; surgeryPage?: string; aboutPage?: string } = {};
for (const url of siteMap) {
const lower = url.toLowerCase();
if (!result.doctorPage && (
lower.includes('/doctor') || lower.includes('/team') || lower.includes('/staff') ||
lower.includes('/specialist') || lower.includes('/professor') ||
lower.includes('/의료진') || lower.includes('/원장')
)) {
result.doctorPage = url;
}
if (!result.surgeryPage && (
lower.includes('/surgery') || lower.includes('/service') || lower.includes('/procedure') ||
lower.includes('/treatment') || lower.includes('/시술') || lower.includes('/수술')
)) {
result.surgeryPage = url;
}
if (!result.aboutPage && (
lower.includes('/about') || lower.includes('/intro') || lower.includes('/소개') ||
lower.includes('/greeting')
)) {
result.aboutPage = url;
}
}
return result;
}
/**
* Capture all relevant screenshots for a clinic.
*/
export async function captureAllScreenshots(
mainUrl: string,
siteMap: string[],
verifiedChannels: Record<string, unknown>,
firecrawlKey: string,
): Promise<ScreenshotResult[]> {
const results: ScreenshotResult[] = [];
const pages = findRelevantPages(siteMap, mainUrl);
const now = new Date().toISOString();
// Build capture list
const captureTargets: { id: string; url: string; channel: string; caption: string }[] = [
{ id: 'website-main', url: mainUrl, channel: '웹사이트', caption: '병원 메인 페이지' },
];
if (pages.doctorPage) {
captureTargets.push({ id: 'website-doctors', url: pages.doctorPage, channel: '웹사이트', caption: '의료진 소개 페이지' });
}
if (pages.surgeryPage) {
captureTargets.push({ id: 'website-surgery', url: pages.surgeryPage, channel: '웹사이트', caption: '시술 안내 페이지' });
}
// YouTube channel landing
const yt = verifiedChannels.youtube as Record<string, unknown> | null;
if (yt?.verified || yt?.verified === 'unverifiable') {
const handle = yt.handle as string;
const ytUrl = handle?.startsWith('UC')
? `https://www.youtube.com/channel/${handle}`
: `https://www.youtube.com/${handle?.startsWith('@') ? handle : `@${handle}`}`;
captureTargets.push({ id: 'youtube-landing', url: ytUrl, channel: 'YouTube', caption: 'YouTube 채널 랜딩' });
}
// Instagram profile
const igList = (verifiedChannels.instagram || []) as Record<string, unknown>[];
if (igList.length > 0) {
const ig = igList[0];
const handle = (ig.handle as string || '').replace(/^@/, '');
if (handle) {
captureTargets.push({ id: 'instagram-landing', url: `https://www.instagram.com/${handle}/`, channel: 'Instagram', caption: `Instagram @${handle} 프로필` });
}
}
// 강남언니
const gu = verifiedChannels.gangnamUnni as Record<string, unknown> | null;
if (gu?.url) {
captureTargets.push({ id: 'gangnamunni-page', url: gu.url as string, channel: '강남언니', caption: '강남언니 병원 페이지' });
}
// Capture all in parallel (max 6 concurrent)
const capturePromises = captureTargets.map(async (target) => {
const base64 = await captureScreenshot(target.url, firecrawlKey);
if (base64) {
results.push({
id: target.id,
url: `data:image/png;base64,${base64.slice(0, 100)}...`, // Placeholder — will be replaced with Storage URL
channel: target.channel,
capturedAt: now,
caption: target.caption,
sourceUrl: target.url,
base64,
});
}
});
await Promise.allSettled(capturePromises);
return results;
}
/**
* Analyze a screenshot with Gemini Vision.
*/
export async function analyzeScreenshot(
base64: string,
pageType: string,
geminiKey: string,
): Promise<VisionAnalysisResult> {
const prompts: Record<string, string> = {
'website-main': `이 한국 성형외과 병원 메인 페이지 스크린샷을 분석해줘. 다음 정보를 JSON으로 추출해줘:
- foundingYear: 개원 연도 (배너에 "SINCE 2004", "21년 무사고" 등이 있으면)
- certifications: 인증 마크 (JCI, 보건복지부, 의료관광 등)
- socialIcons: 보이는 소셜 미디어 아이콘 (Instagram, YouTube, Facebook, Blog, KakaoTalk 등)
- floatingButtons: 플로팅 상담 버튼 (카카오톡, LINE, WhatsApp 등)
- brandColors: 메인 컬러와 액센트 컬러 (hex)
- slogans: 배너 텍스트나 슬로건
- serviceCategories: 네비게이션 메뉴에 보이는 시술 카테고리`,
'website-doctors': `이 성형외과 의료진 페이지 스크린샷을 분석해줘. JSON으로 추출:
- doctors: [{name: "이름", specialty: "전문 분야", position: "대표원장/원장 등"}]
프로필 사진 옆에 적힌 이름과 전문 분야를 모두 읽어줘.`,
'website-surgery': `이 성형외과 시술 안내 페이지를 분석해줘. JSON으로 추출:
- serviceCategories: 보이는 시술 카테고리 목록 (눈성형, 코성형, 가슴성형, 안면윤곽 등)
- certifications: 보이는 인증/수상 마크`,
'youtube-landing': `이 YouTube 채널 랜딩 페이지를 분석해줘. JSON으로 추출:
- youtubeStats: {subscribers: "구독자 수 텍스트", videos: "영상 수 텍스트", recentUpload: "최근 업로드 제목"}`,
'instagram-landing': `이 Instagram 프로필 페이지를 분석해줘. JSON으로 추출:
- instagramStats: {followers: "팔로워 수 텍스트", posts: "게시물 수 텍스트", bio: "바이오 텍스트"}`,
'gangnamunni-page': `이 강남언니 병원 페이지를 분석해줘. JSON으로 추출:
- gangnamUnniStats: {rating: "평점 텍스트", reviews: "리뷰 수 텍스트", doctors: 의사 수(숫자)}
- doctors: [{name: "이름", specialty: "전문 분야"}] (보이는 의사 정보)`,
};
const prompt = prompts[pageType] || `이 웹페이지 스크린샷을 분석해줘. 보이는 모든 텍스트와 정보를 JSON으로 추출해줘.`;
try {
const res = await fetch(
`https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash:generateContent?key=${geminiKey}`,
{
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
contents: [{
parts: [
{ text: `${prompt}\n\nJSON만 반환해줘, 설명 없이.` },
{ inlineData: { mimeType: "image/png", data: base64 } },
],
}],
generationConfig: {
temperature: 0.1,
maxOutputTokens: 2048,
},
}),
},
);
if (!res.ok) return {};
const data = await res.json();
const text = data.candidates?.[0]?.content?.parts?.[0]?.text || "";
const jsonMatch = text.match(/\{[\s\S]*\}/);
if (jsonMatch) {
return JSON.parse(jsonMatch[0]);
}
return {};
} catch {
return {};
}
}
/**
* Run full vision analysis on all captured screenshots.
*/
export async function runVisionAnalysis(
screenshots: ScreenshotResult[],
geminiKey: string,
): Promise<{ merged: VisionAnalysisResult; perPage: Record<string, VisionAnalysisResult> }> {
const perPage: Record<string, VisionAnalysisResult> = {};
const merged: VisionAnalysisResult = {};
const tasks = screenshots.map(async (ss) => {
if (!ss.base64) return;
const analysis = await analyzeScreenshot(ss.base64, ss.id, geminiKey);
perPage[ss.id] = analysis;
// Merge into combined result
if (analysis.foundingYear && !merged.foundingYear) merged.foundingYear = analysis.foundingYear;
if (analysis.operationYears && !merged.operationYears) merged.operationYears = analysis.operationYears;
if (analysis.doctors?.length) merged.doctors = [...(merged.doctors || []), ...analysis.doctors];
if (analysis.certifications?.length) merged.certifications = [...new Set([...(merged.certifications || []), ...analysis.certifications])];
if (analysis.serviceCategories?.length) merged.serviceCategories = [...new Set([...(merged.serviceCategories || []), ...analysis.serviceCategories])];
if (analysis.socialIcons?.length) merged.socialIcons = analysis.socialIcons;
if (analysis.floatingButtons?.length) merged.floatingButtons = analysis.floatingButtons;
if (analysis.brandColors) merged.brandColors = analysis.brandColors;
if (analysis.slogans?.length) merged.slogans = [...(merged.slogans || []), ...analysis.slogans];
if (analysis.youtubeStats) merged.youtubeStats = analysis.youtubeStats;
if (analysis.instagramStats) merged.instagramStats = analysis.instagramStats;
if (analysis.gangnamUnniStats) merged.gangnamUnniStats = analysis.gangnamUnniStats;
});
await Promise.allSettled(tasks);
return { merged, perPage };
}