feat: add publication scheduling to Remotion video generator

- New POST /api/remotion/publish endpoint: uploads MP4 to Cloudinary,
  creates post/media records, publishes or schedules per-page as a Reel
- Desktop and mobile pages show page selector + DateTimePicker + description
  after video generation, matching the Reels publication workflow

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

client/src/pages/mobile/remotion-video.tsx

@@ -8,12 +8,14 @@ import { Textarea } from "@/components/ui/textarea";
 import { Label } from "@/components/ui/label";
 import { Switch } from "@/components/ui/switch";
 import { Slider } from "@/components/ui/slider";
-import { UploadCloud, Video, Loader2, Menu, Check, Sparkles, Mic, Volume2, Music, Play, Pause } from "lucide-react";
+import { UploadCloud, Video, Loader2, Menu, Check, Sparkles, Mic, Volume2, Music, Play, Pause, Send } from "lucide-react";
 import { Sheet, SheetContent, SheetTrigger } from "@/components/ui/sheet";
 import Sidebar from "@/components/sidebar";
+import { Checkbox } from "@/components/ui/checkbox";
+import { DateTimePicker } from "@/components/datetime-picker";
 import { useQuery, useMutation } from "@tanstack/react-query";
 import { apiRequest } from "@/lib/queryClient";
-import type { Media } from "@shared/schema";
+import type { Media, SocialPage } from "@shared/schema";
 
 interface AudioTrack { id: string; title: string; fileName: string; url: string; duration: number; }
 
@@ -56,18 +58,23 @@ export default function MobileRemotionVideoPage() {
   const [isPlaying, setIsPlaying] = useState<string | null>(null);
   const [isRendering, setIsRendering] = useState(false);
   const [videoUrl, setVideoUrl] = useState<string | null>(null);
+  const [selectedPageIds, setSelectedPageIds] = useState<string[]>([]);
+  const [scheduledDate, setScheduledDate] = useState<Date | undefined>(undefined);
+  const [publishDescription, setPublishDescription] = useState("");
+  const [isPublishing, setIsPublishing] = useState(false);
   const audioRef = useRef<HTMLAudioElement>(null);
   const { toast } = useToast();
 
   const { data: allMedia = [] } = useQuery<Media[]>({ queryKey: ['/api/media'] });
   const { data: audioTracks = [], isLoading: tracksLoading } = useQuery<AudioTrack[]>({ queryKey: ['/api/audio-tracks'] });
   const { data: cloudinaryConfig } = useQuery<{ cloudName?: string; logoPublicId?: string } | null>({ queryKey: ['/api/cloudinary/config'] });
-  const { data: socialPages = [] } = useQuery<{ pageName: string }[]>({ queryKey: ['/api/pages'] });
+  const { data: socialPages = [] } = useQuery<SocialPage[]>({ queryKey: ['/api/pages'] });
 
   const previewLogoUrl = cloudinaryConfig?.cloudName && cloudinaryConfig?.logoPublicId
     ? `https://res.cloudinary.com/${cloudinaryConfig.cloudName}/image/upload/${cloudinaryConfig.logoPublicId}`
     : undefined;
-  const previewStoreName = (socialPages[0] as any)?.pageName as string | undefined;
+  const previewStoreName = socialPages[0]?.pageName as string | undefined;
+  const facebookPages = socialPages.filter(p => p.platform === 'facebook');
   const imageMediaList = allMedia.filter(m => m.type === 'image').slice(0, 20);
 
   const generateTextMutation = useMutation({
@@ -143,6 +150,27 @@ export default function MobileRemotionVideoPage() {
     } finally { setIsRendering(false); }
   };
 
+  const handlePublish = async () => {
+    if (!videoUrl) return;
+    if (selectedPageIds.length === 0) { toast({ title: "Sélectionnez au moins une page.", variant: "destructive" }); return; }
+    setIsPublishing(true);
+    try {
+      const response = await apiRequest('POST', '/api/remotion/publish', {
+        videoUrl, pageIds: selectedPageIds,
+        scheduledFor: scheduledDate?.toISOString(),
+        description: publishDescription || undefined,
+      });
+      const data = await response.json();
+      if (!data.success) throw new Error(data.results?.find((r: any) => r.error)?.error || "Erreur");
+      toast({
+        title: scheduledDate ? "Publication planifiée !" : "Vidéo publiée !",
+        description: scheduledDate ? `Sera publiée le ${scheduledDate.toLocaleString('fr-FR')}` : "Publiée sur Facebook.",
+      });
+    } catch (err: any) {
+      toast({ title: "Erreur de publication", description: err.message, variant: "destructive" });
+    } finally { setIsPublishing(false); }
+  };
+
   return (
     <div className="min-h-screen bg-background pb-24">
       <audio ref={audioRef} onEnded={() => setIsPlaying(null)} />
@@ -340,12 +368,54 @@ export default function MobileRemotionVideoPage() {
         )}
 
         {videoUrl && (
-          <div className="space-y-2">
+          <div className="space-y-3">
             <p className="font-semibold text-sm text-green-600">Vidéo prête :</p>
             <video src={videoUrl} controls className="w-full rounded-md shadow bg-black" />
             <Button variant="outline" className="w-full" asChild>
               <a href={videoUrl} download="remotion-video.mp4">Télécharger</a>
             </Button>
+
+            <Card className="border-primary/40">
+              <CardHeader className="pb-2">
+                <CardTitle className="flex items-center gap-2 text-sm">
+                  <Send className="w-4 h-4" /> Publier sur Facebook
+                </CardTitle>
+              </CardHeader>
+              <CardContent className="space-y-3">
+                {facebookPages.length === 0 ? (
+                  <p className="text-xs text-muted-foreground">Aucune page Facebook connectée.</p>
+                ) : (
+                  <div className="space-y-2">
+                    {facebookPages.map(page => (
+                      <div key={page.id} className="flex items-center gap-3">
+                        <Checkbox
+                          id={`mpub-${page.id}`}
+                          checked={selectedPageIds.includes(page.id)}
+                          onCheckedChange={checked =>
+                            setSelectedPageIds(prev =>
+                              checked ? [...prev, page.id] : prev.filter(id => id !== page.id)
+                            )
+                          }
+                        />
+                        <label htmlFor={`mpub-${page.id}`} className="text-sm font-medium cursor-pointer">
+                          {page.pageName}
+                        </label>
+                      </div>
+                    ))}
+                  </div>
+                )}
+                <Textarea rows={2} placeholder="Description (optionnel)" value={publishDescription}
+                  onChange={e => setPublishDescription(e.target.value)} />
+                <DateTimePicker value={scheduledDate} onChange={setScheduledDate}
+                  occupiedDates={[]} placeholder="Publier immédiatement" />
+                <Button className="w-full" onClick={handlePublish}
+                  disabled={isPublishing || selectedPageIds.length === 0}>
+                  {isPublishing
+                    ? <><Loader2 className="mr-2 w-4 h-4 animate-spin" /> Publication...</>
+                    : <><Send className="mr-2 w-4 h-4" /> {scheduledDate ? "Planifier" : "Publier maintenant"}</>}
+                </Button>
+              </CardContent>
+            </Card>
           </div>
         )}
 

client/src/pages/remotion-video.tsx

@@ -5,13 +5,15 @@ import { useToast } from "@/hooks/use-toast";
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card";
 import { Button } from "@/components/ui/button";
 import { Textarea } from "@/components/ui/textarea";
-import { UploadCloud, Video, Loader2, Check, Sparkles, Mic, Volume2, Music, Play, Pause } from "lucide-react";
+import { UploadCloud, Video, Loader2, Check, Sparkles, Mic, Volume2, Music, Play, Pause, Send } from "lucide-react";
 import { Slider } from "@/components/ui/slider";
 import { useQuery, useMutation } from "@tanstack/react-query";
 import { apiRequest } from "@/lib/queryClient";
 import { Label } from "@/components/ui/label";
 import { Switch } from "@/components/ui/switch";
-import type { Media } from "@shared/schema";
+import { Checkbox } from "@/components/ui/checkbox";
+import { DateTimePicker } from "@/components/datetime-picker";
+import type { Media, SocialPage } from "@shared/schema";
 
 const TTS_VOICES = [
   { id: "fr-FR-VivienneMultilingualNeural", label: "Vivienne", type: "Femme" },
@@ -65,6 +67,10 @@ export default function RemotionVideoPage() {
   const [isPlaying, setIsPlaying] = useState<string | null>(null);
   const [isRendering, setIsRendering] = useState(false);
   const [videoUrl, setVideoUrl] = useState<string | null>(null);
+  const [selectedPageIds, setSelectedPageIds] = useState<string[]>([]);
+  const [scheduledDate, setScheduledDate] = useState<Date | undefined>(undefined);
+  const [publishDescription, setPublishDescription] = useState("");
+  const [isPublishing, setIsPublishing] = useState(false);
   const audioRef = useRef<HTMLAudioElement>(null);
   const { toast } = useToast();
 
@@ -75,14 +81,15 @@ export default function RemotionVideoPage() {
   const { data: cloudinaryConfig } = useQuery<{ cloudName?: string; logoPublicId?: string } | null>({
     queryKey: ['/api/cloudinary/config'],
   });
-  const { data: socialPages = [] } = useQuery<{ pageName: string }[]>({
+  const { data: socialPages = [] } = useQuery<SocialPage[]>({
     queryKey: ['/api/pages'],
   });
 
   const previewLogoUrl = cloudinaryConfig?.cloudName && cloudinaryConfig?.logoPublicId
     ? `https://res.cloudinary.com/${cloudinaryConfig.cloudName}/image/upload/${cloudinaryConfig.logoPublicId}`
     : undefined;
-  const previewStoreName = (socialPages[0] as any)?.pageName as string | undefined;
+  const previewStoreName = socialPages[0]?.pageName as string | undefined;
+  const facebookPages = socialPages.filter(p => p.platform === 'facebook');
   const imageMediaList = allMedia.filter(m => m.type === 'image').slice(0, 20);
 
   const generateTextMutation = useMutation({
@@ -184,6 +191,32 @@ export default function RemotionVideoPage() {
     }
   };
 
+  const handlePublish = async () => {
+    if (!videoUrl) return;
+    if (selectedPageIds.length === 0) { toast({ title: "Sélectionnez au moins une page.", variant: "destructive" }); return; }
+    setIsPublishing(true);
+    try {
+      const response = await apiRequest('POST', '/api/remotion/publish', {
+        videoUrl,
+        pageIds: selectedPageIds,
+        scheduledFor: scheduledDate?.toISOString(),
+        description: publishDescription || undefined,
+      });
+      const data = await response.json();
+      if (!data.success) throw new Error(data.results?.find((r: any) => r.error)?.error || "Erreur");
+      toast({
+        title: scheduledDate ? "Publication planifiée !" : "Vidéo publiée !",
+        description: scheduledDate
+          ? `Sera publiée le ${scheduledDate.toLocaleString('fr-FR')}`
+          : "Votre vidéo a été publiée sur Facebook.",
+      });
+    } catch (err: any) {
+      toast({ title: "Erreur de publication", description: err.message, variant: "destructive" });
+    } finally {
+      setIsPublishing(false);
+    }
+  };
+
   return (
     <div className="container mx-auto p-6 space-y-8">
       <h1 className="text-3xl font-bold tracking-tight">Générateur Remotion</h1>
@@ -362,12 +395,76 @@ export default function RemotionVideoPage() {
           )}
 
           {videoUrl && (
-            <div>
-              <p className="font-semibold mb-2 text-green-600">Vidéo prête :</p>
+            <div className="space-y-4">
+              <p className="font-semibold text-green-600">Vidéo prête :</p>
               <video src={videoUrl} controls className="w-full rounded-md shadow" />
-              <Button variant="outline" className="w-full mt-2" asChild>
+              <Button variant="outline" className="w-full" asChild>
                 <a href={videoUrl} download="remotion-video.mp4">Télécharger</a>
               </Button>
+
+              {/* Publication */}
+              <Card className="border-primary/40">
+                <CardHeader className="pb-3">
+                  <CardTitle className="flex items-center gap-2 text-base">
+                    <Send className="w-4 h-4" /> Publier sur Facebook
+                  </CardTitle>
+                  <CardDescription>Choisissez la page et programmez (optionnel).</CardDescription>
+                </CardHeader>
+                <CardContent className="space-y-4">
+                  {facebookPages.length === 0 ? (
+                    <p className="text-sm text-muted-foreground">Aucune page Facebook connectée.</p>
+                  ) : (
+                    <div className="space-y-2">
+                      {facebookPages.map(page => (
+                        <div key={page.id} className="flex items-center gap-3">
+                          <Checkbox
+                            id={`pub-page-${page.id}`}
+                            checked={selectedPageIds.includes(page.id)}
+                            onCheckedChange={checked =>
+                              setSelectedPageIds(prev =>
+                                checked ? [...prev, page.id] : prev.filter(id => id !== page.id)
+                              )
+                            }
+                          />
+                          <label htmlFor={`pub-page-${page.id}`} className="text-sm font-medium cursor-pointer">
+                            {page.pageName}
+                          </label>
+                        </div>
+                      ))}
+                    </div>
+                  )}
+
+                  <div className="space-y-1">
+                    <Label className="text-sm">Description (optionnel)</Label>
+                    <Textarea
+                      rows={2}
+                      placeholder="Texte de la publication..."
+                      value={publishDescription}
+                      onChange={e => setPublishDescription(e.target.value)}
+                    />
+                  </div>
+
+                  <div className="space-y-1">
+                    <Label className="text-sm">Planifier (optionnel)</Label>
+                    <DateTimePicker
+                      value={scheduledDate}
+                      onChange={setScheduledDate}
+                      occupiedDates={[]}
+                      placeholder="Publier immédiatement"
+                    />
+                  </div>
+
+                  <Button
+                    className="w-full"
+                    onClick={handlePublish}
+                    disabled={isPublishing || selectedPageIds.length === 0}
+                  >
+                    {isPublishing
+                      ? <><Loader2 className="mr-2 w-4 h-4 animate-spin" /> Publication...</>
+                      : <><Send className="mr-2 w-4 h-4" /> {scheduledDate ? "Planifier" : "Publier maintenant"}</>}
+                  </Button>
+                </CardContent>
+              </Card>
             </div>
           )}
         </div>

server/routes/remotion.ts

@@ -6,6 +6,8 @@ import { bundle } from "@remotion/bundler";
 import { renderMedia, selectComposition } from "@remotion/renderer";
 import { ffmpegService } from "../services/ffmpeg";
 import { storage as dbStorage } from "../storage";
+import { cloudinaryService } from "../services/cloudinary";
+import { facebookService } from "../services/facebook";
 import * as musicMetadata from "music-metadata";
 
 export const remotionRouter = Router();
@@ -240,3 +242,104 @@ remotionRouter.post("/render", upload.fields([{ name: "images", maxCount: 4 }, {
     res.status(500).json({ error: "Erreur lors du rendu: " + err.message });
   }
 });
+
+/**
+ * POST /api/remotion/publish
+ * Uploads the rendered MP4 to Cloudinary and publishes (or schedules) it as a Reel.
+ */
+remotionRouter.post("/publish", async (req, res) => {
+  try {
+    const user = req.user as any;
+    if (!user?.id) return res.status(401).json({ error: "Non authentifié" });
+
+    const { videoUrl, pageIds, scheduledFor, description } = req.body as {
+      videoUrl: string;
+      pageIds: string[];
+      scheduledFor?: string;
+      description?: string;
+    };
+
+    if (!videoUrl) return res.status(400).json({ error: "videoUrl requis" });
+    if (!pageIds?.length) return res.status(400).json({ error: "Au moins une page requise" });
+
+    // Resolve the local file path from the temp URL
+    const filename = path.basename(videoUrl.split("?")[0]);
+    const localPath = path.join(uploadDir, filename);
+    if (!fs.existsSync(localPath)) {
+      return res.status(400).json({ error: "Fichier vidéo introuvable (expiré ?)" });
+    }
+
+    console.log("☁️ Uploading Remotion video to Cloudinary...");
+    const cloudinaryResult = await cloudinaryService.uploadMedia(
+      localPath,
+      filename,
+      user.id,
+      "video/mp4"
+    );
+    console.log("✅ Cloudinary upload:", cloudinaryResult.originalUrl);
+
+    // Create a Post record to track this publication
+    const post = await dbStorage.createPost({
+      userId: user.id,
+      content: description || "",
+      aiGenerated: "false",
+      status: scheduledFor ? "scheduled" : "published",
+      scheduledFor: scheduledFor ? new Date(scheduledFor) : undefined,
+    });
+
+    // Create a Media record for the processed video
+    const mediaRecord = await dbStorage.createMedia({
+      userId: user.id,
+      type: "video",
+      cloudinaryPublicId: cloudinaryResult.publicId,
+      originalUrl: cloudinaryResult.originalUrl,
+      facebookFeedUrl: null,
+      instagramFeedUrl: null,
+      instagramStoryUrl: null,
+      fileName: filename,
+      fileSize: fs.statSync(localPath).size,
+    });
+
+    await dbStorage.updatePostMedia(post.id, [mediaRecord.id]);
+
+    const results: { pageId: string; success: boolean; reelId?: string; error?: string }[] = [];
+
+    for (const pageId of pageIds) {
+      try {
+        const page = await dbStorage.getSocialPage(pageId);
+        if (!page) { results.push({ pageId, success: false, error: "Page introuvable" }); continue; }
+        if (page.platform !== "facebook") { results.push({ pageId, success: false, error: "Seules les pages Facebook sont supportées" }); continue; }
+
+        const scheduledPost = await dbStorage.createScheduledPost({
+          postId: post.id,
+          pageId: page.id,
+          postType: "reel",
+          scheduledAt: scheduledFor ? new Date(scheduledFor) : new Date(),
+        });
+
+        if (!scheduledFor) {
+          console.log(`🚀 Publishing to ${page.pageName}...`);
+          const reelId = await facebookService.publishReel(page, cloudinaryResult.originalUrl, description || "");
+          await dbStorage.updateScheduledPost(scheduledPost.id, { publishedAt: new Date(), externalPostId: reelId });
+          results.push({ pageId, success: true, reelId });
+        } else {
+          results.push({ pageId, success: true, reelId: "scheduled" });
+        }
+      } catch (pageErr: any) {
+        console.error(`❌ Error publishing to page ${pageId}:`, pageErr);
+        results.push({ pageId, success: false, error: pageErr.message });
+      }
+    }
+
+    const anySuccess = results.some(r => r.success);
+    if (!anySuccess) {
+      await dbStorage.updatePost(post.id, { status: "failed" });
+    }
+
+    res.json({ success: anySuccess, results, postId: post.id });
+
+  } catch (err: any) {
+    console.error("❌ Remotion publish error:", err);
+    res.status(500).json({ error: "Erreur lors de la publication: " + err.message });
+  }
+});