transfer from private server/git server

web/services/block_service.py

@@ -0,0 +1,25 @@
+"""block_service.py — Logique métier du tableau de bord (widgets)."""
+
+from models import block_model
+
+
+def list_blocks(db):
+    return block_model.fetch_all(db)
+
+
+def add_block(db, block_type, column, data):
+    if block_type not in {"iframe", "buttons", "html"}:
+        raise ValueError(f"Type de bloc inconnu : {block_type}")
+    if column not in {"left", "center", "right"}:
+        raise ValueError(f"Colonne inconnue : {column}")
+    return block_model.insert(db, block_type, column, data)
+
+
+def save_layout(db, layout):
+    """layout : liste de {id, column, position} après un drag & drop."""
+    for item in layout:
+        block_model.update_position(db, item["id"], item["column"], item["position"])
+
+
+def delete_block(db, block_id):
+    return block_model.delete(db, block_id)