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待辦事項追蹤提供了一種結構化的方式來管理任務並向用戶顯示進度。Claude Agent SDK 包含內建的待辦事項功能,有助於組織複雜的工作流程並讓用戶了解任務進展。
待辦事項遵循可預測的生命週期:
pending 狀態,當任務被識別時in_progress 狀態,當工作開始時SDK 會自動為以下情況建立待辦事項:
import { query } from "@anthropic-ai/claude-agent-sdk";
for await (const message of query({
prompt: "優化我的 React 應用程式效能並使用待辦事項追蹤進度",
options: { maxTurns: 15 }
})) {
// 待辦事項更新會反映在訊息串流中
if (message.type === "tool_use" && message.name === "TodoWrite") {
const todos = message.input.todos;
console.log("待辦事項狀態更新:");
todos.forEach((todo, index) => {
const status = todo.status === "completed" ? "✅" :
todo.status === "in_progress" ? "🔧" : "❌";
console.log(`${index + 1}. ${status} ${todo.content}`);
});
}
}import { query } from "@anthropic-ai/claude-agent-sdk";
class TodoTracker {
private todos: any[] = [];
displayProgress() {
if (this.todos.length === 0) return;
const completed = this.todos.filter(t => t.status === "completed").length;
const inProgress = this.todos.filter(t => t.status === "in_progress").length;
const total = this.todos.length;
console.log(`\n進度:${completed}/${total} 已完成`);
console.log(`目前正在處理:${inProgress} 個任務\n`);
this.todos.forEach((todo, index) => {
const icon = todo.status === "completed" ? "✅" :
todo.status === "in_progress" ? "🔧" : "❌";
const text = todo.status === "in_progress" ? todo.activeForm : todo.content;
console.log(`${index + 1}. ${icon} ${text}`);
});
}
async trackQuery(prompt: string) {
for await (const message of query({
prompt,
options: { maxTurns: 20 }
})) {
if (message.type === "tool_use" && message.name === "TodoWrite") {
this.todos = message.input.todos;
this.displayProgress();
}
}
}
}
// 使用方式
const tracker = new TodoTracker();
await tracker.trackQuery("建立完整的身份驗證系統並使用待辦事項");