utils.ts

import consola from "consola"

import { getModels } from "~/services/copilot/get-models"
import { getVSCodeVersion } from "~/services/get-vscode-version"

import { state } from "./state"

export const sleep = (ms: number) =>
  new Promise((resolve) => {
    setTimeout(resolve, ms)
  })

export const isNullish = (value: unknown): value is null | undefined =>
  value === null || value === undefined

export async function cacheModels(): Promise<void> {
  const models = await getModels()
  state.models = models
}

export const cacheVSCodeVersion = async () => {
  const response = await getVSCodeVersion()
  state.vsCodeVersion = response

  consola.info(`Using VSCode version: ${response}`)
}

export const constantTimeEqual = (a: string, b: string): boolean => {
  if (a.length !== b.length) {
    return false
  }
  let result = 0
  for (let i = 0; i < a.length; i++) {
    result |= (a.codePointAt(i) ?? 0) ^ (b.codePointAt(i) ?? 0)
  }
  return result === 0
}