# -*- coding: utf-8 -*-
import io
path = r'C:\Users\jcxiong\Documents\Codex\MyProject\trafficAudit\traffic-audit-server\src\main\java\com\trafficaudit\reportexport\service\ReportExportService.java'
with io.open(path, encoding='utf-8') as f:
    content = f.read()
has_crlf = '\r\n' in content
lines = content.split('\n')
fixed = 0
for i, l in enumerate(lines):
    if 'rowIdx = writeRankHead(' in l and i+1 < len(lines) and lines[i+1].strip() == 'int rowIdx = 3;':
        lines[i], lines[i+1] = lines[i+1], lines[i]
        fixed += 1
print('swapped pairs:', fixed)
assert fixed == 2
new_content = '\n'.join(lines)
if has_crlf:
    new_content = new_content.replace('\n', '\r\n')
with io.open(path, 'w', encoding='utf-8', newline='') as f:
    f.write(new_content)
print('saved')