import z from "zod/v4"

import { Tool } from "./tool"

import path from "path"

import { LSP } from "../lsp"

import DESCRIPTION from "./lsp-hover.txt"

import { Instance } from "../project/instance"

export const LspHoverTool = Tool.define("lsp_hover", {

description: DESCRIPTION,

parameters: z.object({

file: z.string().describe("The path to the file to get diagnostics."),

line: z.number().describe("The line number to get diagnostics."),

character: z.number().describe("The character number to get diagnostics."),

}),

execute: async (args) => {

const file = path.isAbsolute(args.file) ? args.file : path.join(Instance.directory, args.file)

await LSP.touchFile(file, true)

const result = await LSP.hover({

...args,

file,

})

return {

title: path.relative(Instance.worktree, file) + ":" + args.line + ":" + args.character,

metadata: {

result,

},

output: JSON.stringify(result, null, 2),

}

},

})