import json
from openpyxl import Workbook
from openpyxl.styles import Font, Alignment, Border, Side, PatternFill


def json_to_excel(json_file_path, output_excel_path=None):
    with open(json_file_path, 'r', encoding='utf-8') as f:
        data = json.load(f)

    if output_excel_path is None:
        output_excel_path = json_file_path.rsplit('.', 1)[0] + '.xlsx'

    wb = Workbook()
    thin_border = Border(
        left=Side(style='thin'),
        right=Side(style='thin'),
        top=Side(style='thin'),
        bottom=Side(style='thin')
    )

    data_field = data.get('Data', {})
    if isinstance(data_field, str):
        data_field = json.loads(data_field)
    tables_info = data_field.get('prism_tablesInfo', [])

    for idx, table in enumerate(tables_info):
        if idx == 0:
            ws = wb.active
            ws.title = f"Table_{table.get('tableId', idx)}"
        else:
            ws = wb.create_sheet(title=f"Table_{table.get('tableId', idx)}")

        x_cell_size = table.get('xCellSize', 0)
        y_cell_size = table.get('yCellSize', 0)
        cell_infos = table.get('cellInfos', [])

        grid = {}
        for cell in cell_infos:
            xsc = cell.get('xsc', 0)
            ysc = cell.get('ysc', 0)
            xec = cell.get('xec', xsc)
            yec = cell.get('yec', ysc)
            word = str(cell.get('word', ''))

            key = (ysc, xsc)
            grid[key] = {
                'word': word,
                'xsc': xsc,
                'xec': xec,
                'ysc': ysc,
                'yec': yec,
            }

        for cell_info in cell_infos:
            xsc = cell_info.get('xsc', 0)
            ysc = cell_info.get('ysc', 0)
            xec = cell_info.get('xec', xsc)
            yec = cell_info.get('yec', ysc)
            word = str(cell_info.get('word', ''))

            row_start = ysc + 1
            col_start = xsc + 1
            row_end = yec + 1
            col_end = xec + 1

            ws.cell(row=row_start, column=col_start, value=word)

            if xec > xsc or yec > ysc:
                ws.merge_cells(
                    start_row=row_start,
                    start_column=col_start,
                    end_row=row_end,
                    end_column=col_end,
                )

            for r in range(row_start, row_end + 1):
                for c in range(col_start, col_end + 1):
                    cell_obj = ws.cell(row=r, column=c)
                    cell_obj.border = thin_border
                    cell_obj.alignment = Alignment(
                        horizontal='center',
                        vertical='center',
                        wrap_text=True,
                    )
                    cell_obj.font = Font(name='Arial', size=10)

        from openpyxl.utils import get_column_letter
        for c in range(1, x_cell_size + 1):
            ws.column_dimensions[get_column_letter(c)].width = 15

    wb.save(output_excel_path)
    return output_excel_path


if __name__ == '__main__':
    json_path = 'sample.json'
    out_path = '111.xlsx'
    result = json_to_excel(json_path, out_path)
    print(f"Excel saved to: {result}")