diff --git a/app/main.py b/app/main.py
index 3bf3ea8..715025f 100644
--- a/app/main.py
+++ b/app/main.py
@@ -49,6 +49,101 @@ UPLOAD_DIR.mkdir(parents=True, exist_ok=True)
 OUTPUT_DIR.mkdir(parents=True, exist_ok=True)
 JOBS_DIR.mkdir(parents=True, exist_ok=True)
 
+# Dedup DB — sledi že obdelanim/naloženim komadom
+DEDUP_DB = DATA_DIR / "processed.db"
+
+
+def _normalize_filename(filename: str) -> str:
+    """Normaliziraj filename za dedup primerjavo.
+    
+    'BRAJDE (Official Video).mp4' → 'brajde'
+    'Brajde (HD).mxf' → 'brajde'
+    """
+    import re
+    name = Path(filename).stem.lower()
+    # Odstrani pogoste suffix-e
+    name = re.sub(r'\b(official|video|hd|4k|lyric|audio|music|mv|live|cover|version|remix)\b', '', name)
+    # Odstrani parentheses content
+    name = re.sub(r'\([^)]*\)', '', name)
+    name = re.sub(r'\[[^\]]*\]', '', name)
+    # Whitespace normalize
+    name = re.sub(r'\s+', ' ', name).strip()
+    # Odstrani pogoste ločila
+    name = re.sub(r'[-_.]+', ' ', name).strip()
+    return name
+
+
+def _dedup_init():
+    """Ustvari SQLite tabelo če ne obstaja."""
+    import sqlite3
+    conn = sqlite3.connect(str(DEDUP_DB))
+    conn.execute("""
+        CREATE TABLE IF NOT EXISTS processed_videos (
+            normalized_name TEXT NOT NULL,
+            tv_station TEXT NOT NULL,
+            filename_orig TEXT NOT NULL,
+            job_id TEXT NOT NULL,
+            nextcloud_url TEXT,
+            file_size_mb REAL,
+            uploaded_at REAL NOT NULL,
+            PRIMARY KEY (normalized_name, tv_station)
+        )
+    """)
+    conn.execute("CREATE INDEX IF NOT EXISTS idx_norm ON processed_videos(normalized_name)")
+    conn.commit()
+    conn.close()
+
+
+def dedup_check(filename: str, tv_station: str) -> Optional[dict]:
+    """Vrne dict z info o že obdelanem komadu, ali None."""
+    import sqlite3
+    _dedup_init()
+    norm = _normalize_filename(filename)
+    if not norm:
+        return None
+    conn = sqlite3.connect(str(DEDUP_DB))
+    conn.row_factory = sqlite3.Row
+    row = conn.execute(
+        "SELECT * FROM processed_videos WHERE normalized_name = ? AND tv_station = ?",
+        (norm, tv_station)
+    ).fetchone()
+    conn.close()
+    if row:
+        return dict(row)
+    return None
+
+
+def dedup_record(filename: str, tv_station: str, job_id: str, nextcloud_url: str = None, file_size_mb: float = None):
+    """Zabeleži uspešno obdelan + naložen komad."""
+    import sqlite3
+    _dedup_init()
+    norm = _normalize_filename(filename)
+    if not norm:
+        return
+    conn = sqlite3.connect(str(DEDUP_DB))
+    conn.execute("""
+        INSERT OR REPLACE INTO processed_videos
+        (normalized_name, tv_station, filename_orig, job_id, nextcloud_url, file_size_mb, uploaded_at)
+        VALUES (?, ?, ?, ?, ?, ?, ?)
+    """, (norm, tv_station, filename, job_id, nextcloud_url, file_size_mb, time.time()))
+    conn.commit()
+    conn.close()
+    print(f"📒 Dedup: zabeležen {norm} → {tv_station} (job {job_id})", flush=True)
+
+
+def dedup_remove(filename: str, tv_station: str):
+    """Izbriši zapis (npr. če uporabnik želi re-narediti)."""
+    import sqlite3
+    _dedup_init()
+    norm = _normalize_filename(filename)
+    if not norm:
+        return
+    conn = sqlite3.connect(str(DEDUP_DB))
+    conn.execute("DELETE FROM processed_videos WHERE normalized_name = ? AND tv_station = ?", (norm, tv_station))
+    conn.commit()
+    conn.close()
+
+
 AUTH_USER = os.environ.get("AUTH_USER", "sebastjan")
 AUTH_PASS = os.environ.get("AUTH_PASS", "change-me-in-coolify-env")
 
@@ -787,6 +882,13 @@ def process_job(job_id):
                             auto_upload_to_nextcloud=False,  # disable da se ne ponovi
                             hidden_after_upload=True,  # signal za UI da ga skrije
                         )
+                        # Zabeleži v dedup
+                        try:
+                            orig_filename = final_job.get("filename") or download_name
+                            file_mb = final_job.get("output_size_mb") or final_job.get("size_mb")
+                            dedup_record(orig_filename, tv_station, job_id, nextcloud_url=result, file_size_mb=file_mb)
+                        except Exception as e:
+                            print(f"⚠️ Dedup record failed: {e}", flush=True)
                         print(f"☁️ Auto-upload OK: /{target_subdir}/{download_name}", flush=True)
                     else:
                         update_job(job_id, nextcloud_status="error", nextcloud_error=result)
@@ -1062,6 +1164,55 @@ class StartJobIn(BaseModel):
     tv_station: str = "FOLX SLOVENIJA"
 
 
+# ────────────────────────────────────────────────────────────────
+# Dedup check
+# ────────────────────────────────────────────────────────────────
+class DedupCheckRequest(BaseModel):
+    filenames: list[str]
+    tv_station: str = "FOLX SLOVENIJA"
+
+
+@app.post("/api/dedup/check")
+async def dedup_check_endpoint(payload: DedupCheckRequest, user: str = Depends(check_auth)):
+    """Preveri katere filename so že obdelane (na isti TV postaji).
+    
+    Vrne dict { filename: {match} | null }
+    """
+    result = {}
+    for fn in payload.filenames:
+        match = dedup_check(fn, payload.tv_station)
+        result[fn] = match
+    return {"results": result, "tv_station": payload.tv_station}
+
+
+@app.post("/api/dedup/remove")
+async def dedup_remove_endpoint(payload: DedupCheckRequest, user: str = Depends(check_auth)):
+    """Izbriši dedup zapise — uporabnik želi re-narediti komad."""
+    for fn in payload.filenames:
+        dedup_remove(fn, payload.tv_station)
+    return {"ok": True, "removed": payload.filenames}
+
+
+@app.get("/api/dedup/list")
+async def dedup_list(tv_station: Optional[str] = None, user: str = Depends(check_auth)):
+    """Seznam vseh obdelanih komadov (opcijsko filtrirano po TV postaji)."""
+    import sqlite3
+    _dedup_init()
+    conn = sqlite3.connect(str(DEDUP_DB))
+    conn.row_factory = sqlite3.Row
+    if tv_station:
+        rows = conn.execute(
+            "SELECT * FROM processed_videos WHERE tv_station = ? ORDER BY uploaded_at DESC",
+            (tv_station,)
+        ).fetchall()
+    else:
+        rows = conn.execute(
+            "SELECT * FROM processed_videos ORDER BY uploaded_at DESC"
+        ).fetchall()
+    conn.close()
+    return {"count": len(rows), "items": [dict(r) for r in rows]}
+
+
 # ────────────────────────────────────────────────────────────────
 # Upload (file)
 # ────────────────────────────────────────────────────────────────
@@ -1654,6 +1805,13 @@ async def upload_nextcloud(job_id: str, user: str = Depends(check_auth)):
     if success:
         update_job(job_id, nextcloud_status="uploaded", nextcloud_url=result, nextcloud_error=None)
         print(f"☁️ Upload OK: /{target_subdir}/{download_name}", flush=True)
+        # Zabeleži v dedup
+        try:
+            orig_filename = job.get("filename") or download_name
+            file_mb = job.get("output_size_mb") or job.get("size_mb")
+            dedup_record(orig_filename, tv_station, job_id, nextcloud_url=result, file_size_mb=file_mb)
+        except Exception as e:
+            print(f"⚠️ Dedup record failed: {e}", flush=True)
         return {"ok": True, "url": result, "filename": download_name, "tv_station": tv_station}
     else:
         update_job(job_id, nextcloud_status="error", nextcloud_error=result)
diff --git a/templates/index.html b/templates/index.html
index a6374a0..3effa19 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -547,11 +547,35 @@
       return [null, null];
     }
     
-    function addFilesToQueue(files) {
+    async function addFilesToQueue(files) {
+      const newItems = [];
       for (const f of files) {
         const [artist, title] = parseArtistTitle(f.name);
-        pendingFiles.push({ file: f, artist, title });
+        newItems.push({ file: f, artist, title, dedup: null });
       }
+      
+      // Dedup check pred dodanjem v queue
+      const tvStation = $("#tv-station-input").value || "FOLX SLOVENIJA";
+      try {
+        const r = await fetch("/api/dedup/check", {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({ filenames: newItems.map(i => i.file.name), tv_station: tvStation }),
+        });
+        if (r.ok) {
+          const data = await r.json();
+          newItems.forEach(item => {
+            const match = data.results[item.file.name];
+            if (match) {
+              item.dedup = match;  // {normalized_name, tv_station, filename_orig, job_id, nextcloud_url, file_size_mb, uploaded_at}
+            }
+          });
+        }
+      } catch (e) {
+        console.warn("Dedup check failed:", e);
+      }
+      
+      pendingFiles.push(...newItems);
       renderFileQueue();
     }
     
@@ -560,6 +584,26 @@
       renderFileQueue();
     }
     
+    // Uporabnik želi vseeno re-process komada ki je bil že naložen
+    window.forceReprocess = async function(idx) {
+      const item = pendingFiles[idx];
+      if (!item || !item.dedup) return;
+      const tvStation = item.dedup.tv_station;
+      // Izbriši dedup zapis
+      try {
+        await fetch("/api/dedup/remove", {
+          method: "POST",
+          headers: { "Content-Type": "application/json" },
+          body: JSON.stringify({ filenames: [item.file.name], tv_station: tvStation }),
+        });
+      } catch (e) {
+        console.warn("Dedup remove failed:", e);
+      }
+      item.dedup = null;
+      item.forceReprocess = true;
+      renderFileQueue();
+    };
+    
     function renderFileQueue() {
       const q = $("#file-queue");
       if (!q) return;
@@ -589,11 +633,23 @@
           nameHtml = `${escapeHtml(item.file.name)}` +
                      `<div class="warn">⚠ Brez razvidnega imena — ACR bo poskusil prepoznati</div>`;
         }
+        // Dedup warning
+        if (item.dedup) {
+          const date = new Date(item.dedup.uploaded_at * 1000).toLocaleDateString("sl-SI");
+          nameHtml += `<div style="margin-top:4px; padding:4px 6px; background:rgba(239,68,68,0.15); border-left:3px solid #ef4444; border-radius:3px; font-size:11px; color:#fca5a5;">
+            ⚠ <b>Že naložen na ${escapeHtml(item.dedup.tv_station)}</b> (${date}) — <a href="#" onclick="forceReprocess(${idx}); return false;" style="color:#ffd700; text-decoration:underline;">Re-process</a>
+          </div>`;
+        }
         div.innerHTML = `
           <div class="name">${nameHtml}</div>
           <div class="size">${sizeMB} MB</div>
           <button class="remove" data-idx="${idx}" title="Odstrani">×</button>
         `;
+        if (item.dedup && !item.forceReprocess) {
+          div.style.opacity = "0.6";
+        }
+        q.appendChild(div);
+      });
         q.appendChild(div);
       });
       
@@ -769,11 +825,23 @@
           
           // Generate batch ID za skupinsko sledenje (Telegram summary)
           const batchId = "batch-" + Date.now().toString(36) + "-" + Math.random().toString(36).slice(2, 8);
-          const totalFiles = pendingFiles.length;
+          
+          // Filtriraj ven dedup-ed items (uporabnik mora kliknili Re-process)
+          const filesToProcess = pendingFiles.filter(item => !item.dedup);
+          if (filesToProcess.length === 0) {
+            alert("Vsi izbrani komadi so že naloženi. Klikni 'Re-process' za ponovno obdelavo.");
+            $("#submit-btn").disabled = false;
+            return;
+          }
+          if (filesToProcess.length < pendingFiles.length) {
+            const skipped = pendingFiles.length - filesToProcess.length;
+            console.log(`Preskočil ${skipped} že obdelanih komadov`);
+          }
+          const totalFiles = filesToProcess.length;
           
           // Upload + queue all files SEQUENTIALLY (1 hkrati za stabilnost)
-          for (let i = 0; i < pendingFiles.length; i++) {
-            const item = pendingFiles[i];
+          for (let i = 0; i < filesToProcess.length; i++) {
+            const item = filesToProcess[i];
             const f = item.file;
             const sizeMB = (f.size / 1024 / 1024).toFixed(1);