Pancakeswap Technology: development principle of gripper robot system

Pancake.php The development package is suitable for PHP The application increases rapidly to PancakeSwap The support capability of the protocol . It supports the use of own deployment BSC Application scenarios of blockchain nodes , Lightweight deployment scenarios using third-party nodes are also supported .

1、 Development package Overview

Pancake.php The development package mainly includes the following features ：

One key deployment PancakeSwap agreement , Facilitate rapid development and testing

Support PancakeSwap All interfaces to the protocol , And provide developer friendly API

Support BEP20/BEP20、BNB/BEP20 And so on 、 Remove and exchange transactions

Support automatic market making price calculation and sliding point calculation

Support BSC transaction gas Dosage and gas Automatic estimation and manual setting of price

Support EIP712 Signature Authorization , Liquidity maintenance within a single transaction

Pancake.php The development package runs in Php 7.1+ In the environment , current version 1.0.0, Main categories / The interface and relationship are shown in the figure below ：

Pancake.php The main code files of the development package are listed below ：

2、 Use sample code 2.1 Compile contract Enter the project directory at the terminal , Execute the following command to compile PancakeSwap And the test provided by the development package Token contract ：

Log in and copy ~$ cd ~/pancake.php ~/pancake.php$ bin/build-contracts

The results are as follows ：

2.2 Deployment contract

First, start the development private chain at another terminal ：

~$ ganache-cli -d

Then enter the project demo Catalog , Execute the following command to deploy the contract ：

Log in and copy

~$ cd ~/pancake.php/demo

~/pancake.php/demo$ php deploy-contracts.php

The results are as follows ：

Be careful ： If you need to BSC The test chain or main chain deploys the above contract , Or use other parameters start-up ganache-cli, Need modification demo/config.php Account configuration in