'use strict'

	(function () {
		function generateSignatureArbitraryTransactionV3(keyPair, lastReference, service, arbitraryData, fee, timestamp) => {
			const data = generateArbitraryTransactionV3Base(keyPair.publicKey, lastReference, service, arbitraryData, fee, timestamp)
			return nacl.sign.detached(data, keyPair.privateKey)
		}

		function generateArbitraryTransactionV3(keyPair, lastReference, service, arbitraryData, fee, timestamp, signature) => {
			return appendBuffer(generateArbitraryTransactionV3Base(keyPair.publicKey, lastReference, service, arbitraryData, fee, timestamp), signature)
		}

		function generateArbitraryTransactionV3Base(publicKey, lastReference, service, arbitraryData, fee, timestamp) => {
			const txType = TYPES.ARBITRARY_TRANSACTION
			const typeBytes = int32ToBytes(txType)
			const timestampBytes = int64ToBytes(timestamp)
			const feeBytes = int64ToBytes(fee * 100000000)
			const serviceBytes = int32ToBytes(service)
			const dataSizeBytes = int32ToBytes(arbitraryData.length)
			const paymentsLengthBytes = int32ToBytes(0)  // Support payments - not yet.

			var data = new Uint8Array()

			data = appendBuffer(data, typeBytes)
			data = appendBuffer(data, timestampBytes)
			data = appendBuffer(data, lastReference)
			data = appendBuffer(data, publicKey)
			data = appendBuffer(data, paymentsLengthBytes)
			// Here it is necessary to insert the payments, if there are
			data = appendBuffer(data, serviceBytes)
			data = appendBuffer(data, dataSizeBytes)
			data = appendBuffer(data, arbitraryData)
			data = appendBuffer(data, feeBytes)

			return data
		}
	}())