perbaikan excel writer

opensipkd/tools/report.py

@@ -254,21 +254,44 @@ def csv_response(request, value, filename=None):
     return response
 
 
-def xls_response(request, value, filename=None):
+def xls_response(request, value, filename=None, header_format=None):
     if not filename:
         filename = get_random_string(20)+".xls"
     response = request.response
     response.content_type = 'application/xls'
     response.content_disposition = 'filename=' + filename
-    from pandas import DataFrame
-    df = DataFrame(value.get('rows', []), columns=value.get('header', []))
-    df.to_excel(filename, index=False)
+    import pandas as pd
+    df = pd.DataFrame(value.get('rows', []), columns=value.get('header', []))
+
+    writer = pd.ExcelWriter(filename, engine='xlsxwriter')
+    # Get the xlsxwriter workbook and worksheet objects.
+    workbook = writer.book
+    # Use this if creating multiple sheets, but here we just need one for simplicity
+    worksheet = writer.sheets
+
+    # Add a header format. You can customize properties like fg_color (fill color),
+    # bold, text_wrap, border, etc.
+    if header_format is None:
+        header_format = {
+            'bold': True,
+            'text_wrap': True,
+            'valign': 'top',
+            'fg_color': '#D7E4BC',  # Example color (light green)
+            'border': 1
+        }
+    hformat = workbook.add_format(header_format)
+    df.to_excel(writer, sheet_name='Sheet1', startrow=1, header=False, index=False)
+
+    # Write the column headers with the defined format.
+    for col_num, value in enumerate(df.columns.values):
+        writer.sheets['Sheet1'].write(0, col_num, value, hformat)
+    writer.close()
+    # writer.save()
     with open(filename, 'rb') as f:
         response.write(f.read())
     return response
 
 
-
 def terbilang(bil):
     angka = ["", "Satu", "Dua", "Tiga", "Empat", "Lima", "Enam",
              "Tujuh", "Delapan", "Sembilan", "Sepuluh", "Sebelas"]