Add interactive layout review editor with mobile UI and font controls

app/routes/documents.py

@@ -1820,6 +1820,8 @@ def _layout_review_group_words_into_lines(words, y_tol: float = 12.0):
             "id": word.get("id"),
             "text": (word.get("text") or "").strip(),
             "bbox": [x1, y1, x2, y2],
+            "font_size_guess": float(word.get("font_size_guess") or max(6.0, (y2 - y1) * 0.75)),
+            "font_family_guess": (word.get("font_family_guess") or "Helvetica"),
         })
 
     normalized.sort(key=lambda w: (w["bbox"][1], w["bbox"][0]))
@@ -1845,12 +1847,14 @@ def _layout_review_group_words_into_lines(words, y_tol: float = 12.0):
         top = min(item["bbox"][1] for item in group)
         right = max(item["bbox"][2] for item in group)
         bottom = max(item["bbox"][3] for item in group)
+        line_font_sizes = [float(item.get("font_size_guess") or max(6.0, (item["bbox"][3] - item["bbox"][1]) * 0.75)) for item in group]
+        line_font_family = next((item.get("font_family_guess") for item in group if item.get("font_family_guess")), "Helvetica")
         lines.append({
             "text": line_text,
             "bbox": [left, top, right, bottom],
             "confidence": None,
-            "font_family_guess": "Helvetica",
-            "font_size_guess": max(6.0, (bottom - top) * 0.75),
+            "font_family_guess": line_font_family,
+            "font_size_guess": round(sum(line_font_sizes) / len(line_font_sizes), 2),
             "text_color_guess": "#000000",
             "words": group,
         })
@@ -1898,6 +1902,7 @@ async def save_layout_review(document_id: str, request: Request, db: Session = D
         ),
         None,
     )
+
     source_version = reviewed_ocr or raw_ocr or current_text_version
     if source_version is None:
         return RedirectResponse(
@@ -1933,13 +1938,27 @@ async def save_layout_review(document_id: str, request: Request, db: Session = D
             except Exception:
                 continue
 
+            x_left = min(x1, x2)
+            x_right = max(x1, x2)
+            y_top = min(y1, y2)
+            y_bottom = max(y1, y2)
+
+            if abs(x_right - x_left) < 1.0 or abs(y_bottom - y_top) < 1.0:
+                continue
+
+            font_size_guess = float(word.get("font_size_guess") or max(6.0, (y_bottom - y_top) * 0.75))
+            font_family_guess = (word.get("font_family_guess") or "Helvetica")
+
             words.append({
                 "id": int(word.get("id") or word_idx),
                 "text": (word.get("text") or "").strip(),
-                "bbox": [x1, y1, x2, y2],
+                "bbox": [x_left, y_top, x_right, y_bottom],
                 "confidence": None,
+                "font_size_guess": font_size_guess,
+                "font_family_guess": font_family_guess,
             })
 
+        words.sort(key=lambda w: (w["bbox"][1], w["bbox"][0]))
         lines = _layout_review_group_words_into_lines(words)
         rebuilt_text_lines.extend((line.get("text") or "") for line in lines)
 
@@ -2001,6 +2020,8 @@ async def save_layout_review(document_id: str, request: Request, db: Session = D
         url=f"/documents/{document_id}?tab=layout-review&success=saved_layout_review",
         status_code=303,
     )
+
+
 # --- layout review save helpers end ---
 
 @router.get("/{document_id}", response_class=HTMLResponse)
@@ -2078,6 +2099,8 @@ def document_detail(document_id: str, request: Request, queue: str | None = None
                     "id": idx,
                     "text": (word.get("text") or "").strip(),
                     "bbox": [float(bbox[0]), float(bbox[1]), float(bbox[2]), float(bbox[3])],
+                    "font_size_guess": float(word.get("font_size_guess") or max(6.0, (float(bbox[3]) - float(bbox[1])) * 0.75)),
+                    "font_family_guess": (word.get("font_family_guess") or "Helvetica"),
                 }
                 words.append(word_row)