60 lines
1.9 KiB
TypeScript
60 lines
1.9 KiB
TypeScript
import z from "zod"
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import { Effect } from "effect"
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import * as Tool from "./tool"
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import DESCRIPTION_WRITE from "./todowrite.txt"
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import { Todo } from "../session/todo"
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// Parameters are kept inline rather than derived from Todo.Info because
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// Tool.define requires z.ZodObject-typed parameters for execute() inference,
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// and zodObject(Todo.Info) returns ZodObject<any> — reaching into .shape would
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// erase field types. Tool schemas migrate to Effect Schema as a separate slice
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// per specs/effect/schema.md.
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const parameters = z.object({
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todos: z
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.array(
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z.object({
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content: z.string().describe("Brief description of the task"),
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status: z.string().describe("Current status of the task: pending, in_progress, completed, cancelled"),
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priority: z.string().describe("Priority level of the task: high, medium, low"),
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}),
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)
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.describe("The updated todo list"),
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})
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type Metadata = {
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todos: Todo.Info[]
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}
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export const TodoWriteTool = Tool.define<typeof parameters, Metadata, Todo.Service>(
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"todowrite",
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Effect.gen(function* () {
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const todo = yield* Todo.Service
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return {
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description: DESCRIPTION_WRITE,
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parameters,
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execute: (params: z.infer<typeof parameters>, ctx: Tool.Context<Metadata>) =>
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Effect.gen(function* () {
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yield* ctx.ask({
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permission: "todowrite",
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patterns: ["*"],
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always: ["*"],
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metadata: {},
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})
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yield* todo.update({
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sessionID: ctx.sessionID,
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todos: params.todos,
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})
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return {
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title: `${params.todos.filter((x) => x.status !== "completed").length} todos`,
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output: JSON.stringify(params.todos, null, 2),
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metadata: {
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todos: params.todos,
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},
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}
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}),
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} satisfies Tool.DefWithoutID<typeof parameters, Metadata>
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}),
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)
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