/**
 * [info description]
 * @param  {[type]} lnd [description]
 * @return {[type]}     [description]
 */
export function getInfo(lnd) {
  return new Promise((resolve, reject) => {
    lnd.getInfo({}, (err, data) => {
      if (err) {
        reject(err)
      }

      resolve(data)
    })
  })
}

/**
 * Returns general information concerning the lightning node
 * @param  {[type]} lnd    [description]
 * @param  {[type]} pubkey [description]
 * @return {[type]}        [description]
 */
export function getNodeInfo(lnd, { pubkey }) {
  return new Promise((resolve, reject) => {
    lnd.getNodeInfo({ pub_key: pubkey }, (err, data) => {
      if (err) {
        reject(err)
      }

      resolve(data)
    })
  })
}

/**
 * Returns a description of the latest graph state from the point of view of the node
 * @param  {[type]} lnd [description]
 * @return {[type]}     [description]
 */
export function describeGraph(lnd) {
  return new Promise((resolve, reject) => {
    lnd.describeGraph({}, (err, data) => {
      if (err) {
        reject(err)
      }

      resolve(data)
    })
  })
}

/**
 * Attempts to query the daemon’s Channel Router for a possible route to a
 * target destination capable of carrying a specific amount of satoshis
 * @param  {[type]} lnd    [description]
 * @param  {[type]} pubkey [description]
 * @param  {[type]} amount [description]
 * @return {[type]}        [description]
 */
export function queryRoutes(lnd, { pubkey, amount }) {
  return new Promise((resolve, reject) => {
    lnd.queryRoutes({ pub_key: pubkey, amt: amount }, (err, data) => {
      if (err) {
        reject(err)
      }

      resolve(data)
    })
  })
}

/**
 * Returns some basic stats about the known channel graph from the point of view of the node
 * @param  {[type]} lnd [description]
 * @return {[type]}     [description]
 */
export function getNetworkInfo(lnd) {
  return new Promise((resolve, reject) => {
    lnd.getNetworkInfo({}, (err, data) => {
      if (err) {
        reject(err)
      }

      resolve(data)
    })
  })
}