ai-water-front

ai-water-front is a skill for Claude Code, Codex from znlgis/opengis-skills. It costs 80 tokens per session (4,840 once invoked), scanned A, original, MIT.

A Vue 3 water-management map demo that connects OpenLayers to a Dify AI chat service. It turns GeoJSON, a format for geographic shapes and locations, found in chat replies into highlighted map features and manages layers through GeoServer.

In plain words
What is it for?
Use it to build a map with AI chat, stream or cancel chat replies, render GeoJSON highlights, load WMS layers from GeoServer, and save resizable panel layouts.
Why use it?
A map application normally requires separate code for chat, geographic data, layer services, and layout. This example shows how those parts can exchange data through a single frontend.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Needs its repository: it reads a path above its own folder, which exists only inside the repository. The line is import { setMap } from '../mapInstance.js'.

Good fit Use it to build a map with AI chat, stream or cancel chat replies, render GeoJSON highlights, load WMS layers from GeoServer, and save resizable panel layouts.

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Install

Getting it into your agent

It runs from inside its repository, so the clone comes first — what it calls does not travel with the file alone.

Clone the repo
git clone --depth 1 https://github.com/znlgis/opengis-skills
agentmods
npx agentmods add skills/znlgis/opengis-skills/ai-water-front

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for ai-water-front

README.md
[![agentmods](https://agentmods.dev/badge/skills/znlgis/opengis-skills/ai-water-front/github.svg)](https://agentmods.dev/skills/znlgis/opengis-skills/ai-water-front)
Your own site
<a href="https://agentmods.dev/skills/znlgis/opengis-skills/ai-water-front"><img src="https://agentmods.dev/badge/skills/znlgis/opengis-skills/ai-water-front/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for ai-water-front

Your own site · 80×15
<a href="https://agentmods.dev/skills/znlgis/opengis-skills/ai-water-front"><img src="https://agentmods.dev/badge/skills/znlgis/opengis-skills/ai-water-front.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 80 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 4,840 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00080 $0.04840
Opus 5.5 $0.00032 $0.01936
Sonnet 5.5 $0.00016 $0.00968
Haiku 4.5 $0.00008 $0.00484

Measured yesterday against content hash 2c62ca4c4dcd, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

ai-water-front scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured yesterday.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

const response = await axios.get('/geoserver/rest/layers') // 图层列表
demos/ai-water-front/SKILL.md · 362 lines

How it starts

The opening of the file, as written. The whole thing — 362 lines — stays where its author put it; the contents beside it link to each section on GitHub.

项目地址: https://github.com/znlgis/ai-water-front

教程: https://znlgis.github.io/demos/ai-water-front/

许可证: LGPL-2.1(以仓库为准)

概述

AI 水务前端(ai-water-front)是一个基于 Vue 3 + OpenLayers + Dify AI 的智能水务地理信息系统演示项目。地图部分使用 OpenLayers 原生 API 加载 OpenStreetMap 底图(默认北京视图)。AI 助手对接 Dify Chat Messages 接口,以 SSE 流式输出回复,回复中的 GeoJSON 会被自动提取、转换投影后渲染并高亮闪烁。图层管理通过 Vite 开发代理调用 GeoServer REST API,凭据只在代理层注入。项目同时演示可拖拽面板布局与 localStorage 状态持久化。

核心特性

特性 说明
地图展示 ol 8 + OSM 底图,默认中心北京 [116.4074, 39.9042],zoom 10
AI 助手 Dify /v1/chat-messages,支持 streaming / blocking 两种模式,可取消生成
GeoJSON 渲染 从回复中提取几何数据,自动贴合视图并红框闪烁高亮约 5 秒
图层管理 拉取 GeoServer /rest/layers,按几何类型排序(面 / 线 / 点)加载 WMS
GeoServer 代理 Vite 代理 /geoserver → 127.0.0.1:8765,Basic 认证在代理层注入
面板布局 左右 / 上下可拖拽分隔条,尺寸保存到 localStorage
调试工具 DEV 模式注入 window.testGeoJson / window.clearGeoJsonLayers

环境准备 / 快速开始

环境要求

  • Node.js >= 16.0.0,npm >= 7.0.0(可用 nvm-windows 管理多版本)
  • 可选:Docker Desktop(本地运行 GeoServer + PostGIS)
  • 可选:Dify 账号或自建 Dify 服务(用于获取 API Key)

安装与启动

# 1. 克隆并安装依赖
git clone https://github.com/znlgis/ai-water-front.git
cd ai-water-front
npm install

# 2. 新建 .env.local(优先于 .env 读取,且不会被提交),配置 Dify
# VITE_DIFY_API_KEY=app-xxxxxxxxxxxx
# VITE_DIFY_BASE_URL=https://api.dify.ai   # 自建 Dify 改为自己的服务地址

# 3. 启动开发服务器(默认 http://localhost:3000,自动打开浏览器)
npm run dev

# 4. 生产构建与本地预览
npm run build
npm run preview

验证

  • 打开页面后地图中心应为北京,可拖拽平移、滚轮缩放。
  • AI 助手面板若提示「未配置 VITE_DIFY_API_KEY」,说明环境变量未生效,需检查 .env.local 并重启 dev server。
  • 图层面板能列出 GeoServer 图层(要求 GeoServer 已在 127.0.0.1:8765 运行)。

可选:Docker 启动 GeoServer + PostGIS

docker pull postgis/postgis
docker run -d -p 5432:5432 --name postgis \
  -e POSTGRES_PASSWORD=postgres -e PGDATA=/var/lib/postgresql/data/pgdata \
  -v //d/docker/data/postgis:/var/lib/postgresql/data postgis/postgis

docker pull kartoza/geoserver
docker run -d -p 8765:8080 --name geoserver --link postgis:postgis \
  -e SAMPLE_DATA=true -e GEOSERVER_ADMIN_PASSWORD=geoserver \
  -e GEOSERVER_DATA_DIR=/data/geoserver/data_dir \
  -v //d/docker/data/geoserver:/data/geoserver/data_dir kartoza/geoserver

Read the full file on GitHub · 362 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. yesterday Changed · +9 lines 2c62ca4c4dcd
  2. 2d ago First seen · 353 lines · 80 tokens per session scan A d37cfbba4128

Subscribe to this mod's changes

ai-water-front is a skill published in the GitHub repository znlgis/opengis-skills (65 stars, last pushed 2d ago), licensed MIT. It adds 80 tokens to every session and 4,840 once invoked, about $0.0003 per session on Opus 5.5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-10-15.

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