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CangjieMagic-Cjoy大模型问答Web应用示例

news 2026/5/31 14:16:46

代码示例gitcode地址

https://gitcode.com/yunting/CangjieMagic-WebDemo.git

cjpm.toml

[package]cjc-version = "1.0.0"name = "magicwebdemo"description = "nothing here"version = "1.0.0"target-dir = ""src-dir = ""output-type = "executable"compile-option = ""override-compile-option = ""link-option = ""package-configuration = {}[dependencies]cjoy = { git = "https://gitcode.com/Cangjie-SIG/cjoy.git", branch = "main" }magic = { path = "./CangjieMagic" }

代码示例

package magicwebdemoimport magic.dsl.*
import magic.prelude.*
import magic.config.Config
import cjoy.*
import std.env.*@agent[ model: "dashscope:qwen-plus",executor: "naive",rag: {source: "./docs/tutorial.md",  // 静态知识库支持mode: "static"}
]
class QABot {@prompt[pattern: ERA] (expectation: "代码块被标签 ```cangjie 和 ```包裹",role: "简单问答助手",action: "搜索文档获取知识并回答问题")
}func chat(q: String, emitter: JoySseEmitter, agent: QABot): Unit {let result = agent.chat(q)emitter.sendEvent(JoyServerEventBuilder().data("${result}\n\n"))emitter.sendEvent(JoyServerEventBuilder().data("done\n\n"))emitter.end()
}main(): Int64 {//获取环境变量match (getVariable("DASHSCOPE_API_KEY")) {case Some(key) => Config.env["DASHSCOPE_API_KEY"] = keycase None =>println("ERROR: 请设置环境变量 DASHSCOPE_API_KEY")return 1}Config.defaultEmbeddingModel = ModelManager.createEmbeddingModel("dashscope:text-embedding-v2")//创建对话Agent实例let agent = QABot()//配置服务var cfg = JoyConfig()cfg.enableDebugLog = true// 创建joy实例let joy = Joy.create(cfg)//启动页面joy.router.staticFile("/index", "./frontend/index.html")//对话接口joy.router.get("/chat", { ctx: JoyContext =>//跨源ctx.header("Access-Control-Allow-Origin", "*")let emitter = ctx.eventEmitter()let q = ctx.getQuery("q").getOrDefault({ =>"你好" })println("q: ${q}")chat(q, emitter, agent)})//启动服务joy.run("0.0.0.0", 18881)return 0
}