feat (Worker): add a worker to check and adjust the TikTok graph

app/api/tiktok/stats/route.ts

@@ -16,12 +16,14 @@ export async function GET() {
     }
 
     if (process.env.NODE_ENV === "development") {
+        const user = await prisma.user.findUnique({ where: { id: userId } });
         return NextResponse.json({
             followers: 124,
             likes: 856,
             videoCount: 1,
             displayName: "CrowMate studio",
             avatarUrl: "",
+            plan: (user as any)?.plan ?? "free",
         });
     }
 
@@ -36,20 +38,16 @@ export async function GET() {
     if (expiresAt.getTime() - Date.now() < 60_000) {
         try {
             const refreshed = await refreshAccessToken(refreshToken);
-            const newExpiresAt = new Date(Date.now() + refreshed.expires_in * 1000);
-
             await prisma.tikTokToken.update({
                 where: { userId },
                 data: {
                     accessToken: refreshed.access_token,
                     refreshToken: refreshed.refresh_token,
-                    expiresAt: newExpiresAt,
+                    expiresAt: new Date(Date.now() + refreshed.expires_in * 1000),
                 },
             });
 
             accessToken = refreshed.access_token;
-            refreshToken = refreshed.refresh_token;
-            expiresAt = newExpiresAt;
         } catch (err) {
             console.error("[TikTok stats refresh error]", err);
             return NextResponse.json({ error: "Token refresh failed" }, { status: 401 });
@@ -58,7 +56,38 @@ export async function GET() {
 
     try {
         const stats = await fetchUserStats(accessToken, openId);
-        return NextResponse.json(stats);
+
+        // Upsert TrackedAccount + snapshot automatique
+        try {
+            let account = await prisma.trackedAccount.findFirst({
+                where: { userId, platform: "tiktok" },
+            });
+            if (!account) {
+                account = await prisma.trackedAccount.create({
+                    data: {
+                        userId,
+                        platform:  "tiktok",
+                        username:  stats.displayName ?? openId,
+                        accountId: openId,
+                    },
+                });
+            }
+            await prisma.snapshot.create({
+                data: {
+                    accountId:  account.id,
+                    followers:  stats.followers  ?? 0,
+                    likes:      stats.likes      ?? 0,
+                    videoCount: stats.videoCount ?? 0,
+                    views:      0,
+                },
+            });
+        } catch (snapshotErr) {
+            console.error("[TikTok snapshot save error]", snapshotErr);
+        }
+
+        // Inclure le plan dans la réponse
+        const user = await prisma.user.findUnique({ where: { id: userId } });
+        return NextResponse.json({ ...stats, plan: (user as any)?.plan ?? "free" });
     } catch (err) {
         console.error("[TikTok stats fetch error]", err);
         return NextResponse.json({ error: "Failed to fetch stats" }, { status: 500 });