#!/usr/bin/env python3
import sys
p = "/data/ai/audio/server/src/modules/book-generator/nodes/rich-outline.node.ts"
src = open(p).read()

old = """    // 移除 markdown 代码块标记
    cleaned = cleaned.replace(/```json\\s*/gi, '').replace(/```\\s*/g, '');

    // 策略1：jsonrepair 修复后直接解析"""

new = """    // 移除 markdown 代码块标记
    cleaned = cleaned.replace(/```json\\s*/gi, '').replace(/```\\s*/g, '');

    // 策略0：手工清理已知瑕疵（jsonrepair 偶尔漏掉的情况）
    // 1. 修复 `,""` 这种空 key/空 value 残留（volcengine 等模型常见瑕疵）
    cleaned = cleaned.replace(/,\\s*""\\s*([,\\}])/g, '$1');
    // 2. 修复 `:""` 这种空 value（改成 null）
    cleaned = cleaned.replace(/:\\s*""\\s*([,\\}])/g, ':null$1');
    // 3. 修复连续逗号
    cleaned = cleaned.replace(/,\\s*,/g, ',');

    // 策略1：jsonrepair 修复后直接解析"""

if old not in src:
    print("ERROR: old block not found")
    sys.exit(1)

src = src.replace(old, new, 1)
open(p, 'w').write(src)
print("patched rich-outline.node.ts OK")