[Bug]: Large number of series break tooltip names
- Dominant language
- TypeScript
- Stars
- 12.6k
- Forks
- 1.7k
- PR merge metrics
- No merged PRs in 30d
Description
### Describe the bug / 问题描述
When there is a large number of series the tooltip is showing wrong name of series.
In the following image Arsenal and Real Madrid has the same color and this break the England tooltip showing Real Madrid instead of Arsnenal.

### Reproduction link / 复现链接
https://stackblitz.com/edit/vitejs-vite-x32nzinc?file=src%2FApp.tsx
### Steps to Reproduce the Bug or Issue / 重现步骤
Just go over the chart with the mouse to see the broken tooltip.
### Version / 版本
🆕 5.x
### OS / 操作系统
- [x] macOS
- [ ] Windows
- [ ] Linux
- [ ] Others / 其他
### Browser / 浏览器
- [x] Chrome
- [ ] Edge
- [ ] Firefox
- [ ] Safari (Limited support / 有限支持)
- [ ] IE (Nonsupport / 不支持)
- [ ] Others / 其他
Contributor guide
Research direction
Start with src/App.tsx in the linked StackBlitz reproduction and inspect the chart tooltip with the large set of series. Reproduce the incorrect name mapping, then verify that hovering each series displays its own name, including Arsenal, Real Madrid, and England.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- typescript
- Domain
- data-visualization
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100