import { tool } from '@strands-agents/sdk'
import { z } from 'zod'

export const getLocationTool = tool({
  name: 'get_location',
  description: 'Get current device geolocation (lat/lng). Requires user permission.',
  inputSchema: z.object({
    highAccuracy: z.boolean().optional(),
    timeout: z.number().optional().describe('ms, default 10000'),
  }),
  callback: async (input) => {
    try {
      if (!navigator.geolocation) return JSON.stringify({ status: 'error', error: 'Geolocation unsupported' })
      return await new Promise<string>((resolve) => {
        navigator.geolocation.getCurrentPosition(
          (pos) => resolve(JSON.stringify({
            status: 'success',
            latitude: pos.coords.latitude,
            longitude: pos.coords.longitude,
            accuracy: pos.coords.accuracy,
            altitude: pos.coords.altitude,
            speed: pos.coords.speed,
            timestamp: pos.timestamp,
          })),
          (err: GeolocationPositionError) => resolve(JSON.stringify({ status: 'error', error: err.message, code: err.code })),
          { enableHighAccuracy: input.highAccuracy, timeout: input.timeout || 10000 }
        )
      })
    } catch (err: unknown) { return JSON.stringify({ status: 'error', error: (err as Error).message }) }
  },
})

export const GEOLOCATION_TOOLS = [getLocationTool]