朋友圈字数

复制import re

# 模拟微信朋友圈折叠检测：纯文本超过6行或包含重复段落时触发折叠
def detect_folding(text: str) -> dict:
    lines = text.strip().split('\n')
    line_count = len(lines)
    # 检测重复段落（连续3行相同视为重复）
    repeat = any(lines[i] == lines[i+1] == lines[i+2] for i in range(line_count-2))
    folded = line_count > 6 or repeat
    return {
        "line_count": line_count,
        "will_fold": folded,
        "reason": "超过6行" if line_count > 6 else ("重复段落" if repeat else "正常")
    }

# 示例
text = "第一行\n第二行\n第三行\n第四行\n第五行\n第六行\n第七行"
print(detect_folding(text))  # {'line_count': 7, 'will_fold': True, 'reason': '超过6行'}

复制package main

import (
	"fmt"
	"strings"
)

// 检测朋友圈折叠：纯文本超过6行或连续3行相同
type FoldResult struct {
	LineCount int
	WillFold  bool
	Reason    string
}

func detectFolding(text string) FoldResult {
	lines := strings.Split(strings.TrimSpace(text), "\n")
	lineCount := len(lines)
	willFold := false
	reason := "正常"

	if lineCount > 6 {
		willFold = true
		reason = "超过6行"
	} else {
		// 检查连续3行重复
		for i := 0; i < lineCount-2; i++ {
			if lines[i] == lines[i+1] && lines[i+1] == lines[i+2] {
				willFold = true
				reason = "重复段落"
				break
			}
		}
	}
	return FoldResult{LineCount: lineCount, WillFold: willFold, Reason: reason}
}

func main() {
	text := "第一行\n第二行\n第三行\n第四行\n第五行\n第六行\n第七行"
	result := detectFolding(text)
	fmt.Printf("%+v\n", result) // {LineCount:7 WillFold:true Reason:超过6行}
}

复制// 模拟各平台字数限制检测
const platformLimits = {
  wechat_moment: { max: 2000, foldLine: 6 },
  weibo: { max: 140 },
  twitter: { max: 280 },
  douyin: { max: 1000 }
};

function checkText(text, platform = 'wechat_moment') {
  const limit = platformLimits[platform];
  if (!limit) throw new Error('未知平台');
  
  const charCount = text.length;
  const lines = text.split('\n').length;
  const willFold = platform === 'wechat_moment' && lines > limit.foldLine;
  
  return {
    platform,
    charCount,
    maxChars: limit.max,
    willFold,
    withinLimit: charCount <= limit.max
  };
}

// 示例
const text = '朋友圈测试内容，共200字...'.repeat(10);
console.log(checkText(text, 'wechat_moment'));
// { platform: 'wechat_moment', charCount: 200, maxChars: 2000, willFold: false, withinLimit: true }