#!/bin/bash
if [ $# -ne 3 ]; then
  echo "Usage: $0 <username> <password> <matrix server domain>"
  exit 1
fi

access_token=$(curl -s -XPOST -d '{"type":"m.login.password", "user":"'"$1"'", "password":"'"$2"'"}' "https://$3/_matrix/client/r0/login" | jq -r '.access_token')

if [ -z "$access_token" ]; then
  echo "Failed to retrieve access token. Please check your username and password."
  exit 1
fi

echo "$access_token"