feat: parse docx blocks during upload

backend/app/services/template_service.py

@@ -6,6 +6,7 @@ from uuid import uuid4
 from fastapi import UploadFile
 from sqlalchemy.orm import Session
 from ..models.template import Template
+from ..models.template_block import TemplateBlock
 from .storage import upload_file
 
 
@@ -52,3 +53,26 @@ def create_template_record(db: Session, name: str, file_path: str, type: str = "
     db.commit()
     db.refresh(tmpl)
     return tmpl
+
+
+def save_template_blocks(db: Session, template_id: int, blocks: list[dict]) -> list[TemplateBlock]:
+    """批量保存解析出的模板区域。"""
+    records = [
+        TemplateBlock(
+            template_id=template_id,
+            block_id=block["block_id"],
+            parent_block_id=block.get("parent_block_id"),
+            block_type=block["type"],
+            block_name=block.get("text", "")[:200] or None,
+            text_preview=block.get("text", "")[:500] or None,
+            level=block.get("level", 0),
+            sort_order=block.get("sort_order", index),
+            table_rows=block.get("rows"),
+            table_cols=block.get("cols"),
+        )
+        for index, block in enumerate(blocks, start=1)
+    ]
+
+    db.add_all(records)
+    db.commit()
+    return records