/* istanbul ignore file */
const crypto = require( 'crypto' )

function generateManyObjects( shitTon, noise ) {
  shitTon = shitTon || 10000
  noise = noise || Math.random( ) * 100

  let objs = [ ]

  let base = { name: 'base bastard 2', noise: noise, __closure: {} }
  // objs.push( base )
  let k = 0

  for ( let i = 0; i < shitTon; i++ ) {
    let baby = {
      name: `mr. ${i}`,
      nest: { duck: i % 2 === 0, mallard: 'falsey', arr: [ i + 42, i, i ] },
      test: { value: i, secondValue: 'mallard ' + i % 10 },
      similar: k,
      even: i % 2 === 0,
      objArr: [ { a: i }, { b: i * i }, { c: true } ],
      noise: noise,
      sortValueA: i,
      sortValueB: i * 0.42 * i
    }
    if ( i % 3 === 0 ) k++

    getAnIdForThisOnePlease( baby )

    base.__closure[ baby.id ] = 1

    objs.push( baby )
  }

  getAnIdForThisOnePlease( base )
  return { commit: base, objs: objs }
}


function createManyObjects( num, noise ) {
  num = num || 10000
  noise = noise || Math.random( ) * 100

  let objs = [ ]

  let base = { name: 'base bastard 2', noise: noise, __closure: {} }
  objs.push( base )

  for ( let i = 0; i < num; i++ ) {
    let baby = { name: `mr. ${i}`, nest: { duck: i % 2 === 0, mallard: 'falsey', arr: [ i + 42, i, i ] } }
    getAnIdForThisOnePlease( baby )
    base.__closure[ baby.id ] = 1
    objs.push( baby )
  }
  getAnIdForThisOnePlease( base )
  return objs
}

exports.createManyObjects = createManyObjects

function getAnIdForThisOnePlease( obj ) {
  obj.id = obj.id || crypto.createHash( 'md5' ).update( JSON.stringify( obj ) ).digest( 'hex' )
}

exports.generateManyObjects = generateManyObjects
exports.getAnIdForThisOnePlease = getAnIdForThisOnePlease

exports.sleep = ( ms ) => {
  // console.log( `\t Sleeping ${ms}ms ` )
  return new Promise( ( resolve ) => {
    setTimeout( resolve, ms )
  } )
}


/**
 * Checks the response body for errors. To be used in expect assertions.
 * Will throw an error if 'errors' exist.
 * @param {*} res
 */
function noErrors( res ) {
  if ( 'errors' in res.body ) throw new Error( `Failed GraphQL request: ${res.body.errors[ 0 ].message}` )
}
exports.noErrors = noErrors