✨ 新增 atri_cf_query skill - CF查询+可视化图表
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ATRI My Dear Moments/skills/atri_cf_query.md
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ATRI My Dear Moments/skills/atri_cf_query.md
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name: atri_cf_query
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description: 查询Codeforces用户信息、Rating变化、刷题记录和难度分布,支持生成数据可视化图表(柱状图+饼图)。通过CF公开API获取数据。
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---
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# 📊 ATRI Codeforces Query Skill
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**Skill名称**:`atri_cf_query`
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**版本**:v1.0
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**创建时间**:2026-07-08
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**适用角色**:ATRI
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---
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## 🎯 Purpose
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快速查询Codeforces用户的竞赛数据和刷题记录,支持:
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- 用户基本信息(Rating、排名、头衔)
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- Rating变化历史与柱状图
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- 刷题统计(AC数、通过率、不同难度解题数)
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- 难度分布柱状图 + 标签分布饼图
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---
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## ⚡ Triggers
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- 用户指令:`查CF @用户名`、`cf query @handle`、`查rating`
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- 群内@ATRI并提及CF相关查询时
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- 需要分析CF账号刷题情况时
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---
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## 🛠️ Dependencies
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| 依赖 | 说明 |
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|:---|:---|
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| **Codeforces API** | `https://codeforces.com/api/` 公开REST API |
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| **matplotlib** | Python数据可视化库,用于生成柱状图和饼图 |
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| **send_message_to_user** | 发送图片到QQ |
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| **astrbot_execute_shell** | 执行curl命令获取CF API数据 |
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---
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## 📋 Procedure
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### Step 1: 获取用户输入
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从用户消息中提取CF handle(用户名)。
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### Step 2: 查询用户基本信息
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```bash
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curl -s "https://codeforces.com/api/user.info?handles={handle}"
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```
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返回数据包括:当前Rating、最高Rating、排名(rank)、头像、注册时间等。
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### Step 3: 查询Rating变化历史
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```bash
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curl -s "https://codeforces.com/api/user.rating?handle={handle}"
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```
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返回所有参赛记录,包括:比赛ID、时间、旧Rating、新Rating、排名。
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### Step 4: 查询提交记录
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```bash
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curl -s "https://codeforces.com/api/user.status?handle={handle}&from=1&count=200"
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```
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筛选 `verdict == "OK"` 的提交,按 `problem.rating` 去重统计各难度解题数。
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### Step 5: 根据数据生成图表
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支持三种模式:
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#### 模式A:Rating变化柱状图
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- X轴:比赛场次(编号+日期)
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- Y轴:Rating值
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- 绿色柱:涨分,红色柱:掉分
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- 标注每场的Rating变化量
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#### 模式B:解题难度分布柱状图
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- X轴:Rating分值(800/1200/1300/1400/1500/1600等)
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- Y轴:解题数
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- 渐变色区分不同难度区间
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#### 模式C:标签分布饼图
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- 环形饼图
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- 展示解题涉及的主要算法标签(贪心、DP、二分等)
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### Step 6: 合并图表(可选)
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将柱状图和饼图合并为一张大图,便于分享。
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### Step 7: 发送到QQ
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```python
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send_message_to_user(messages=[{
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"type": "image",
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"path": "图片路径"
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}])
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```
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---
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## 💡 示例
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**用户**:`萝卜子,查一下 CF Otmsc`
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**ATRI输出**:
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```
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📊 Otmsc · CF Profile
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Rating: 653 (Newbie) | Max: 653
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参赛: 2场 | 全涨📈 | 最佳排名: #9233
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解题: 23道 | AC率: 35.6%
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难度分布: 1500段8题最多
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```
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(附带合并图表图片)
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---
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## 📝 注意事项
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- CF API限制每秒最多1次请求
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- handle不存在时API返回FAILED状态
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- 未参赛的新用户rating为0,rank为newbie
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- 部分题目可能没有rating值(记为Unrated)
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- 生成图表时建议用英文标签避免字体渲染问题
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