Teach you the detailed development process of creating WeChat applet using EasyWeChat and PHP

Teach you a detailed explanation of the development process of creating WeChat mini programs using EasyWeChat and PHP

In recent years, the rise of WeChat mini programs has had a huge impact on the mobile application development industry. Many developers hope to master the development technology of WeChat mini programs to meet the growing market demand. In this article, I will introduce in detail the development process of creating WeChat applet using EasyWeChat and PHP, and provide some code samples for reference.

1. Download and install EasyWeChat

First, we need to download the source code of EasyWeChat from GitHub. You can find the latest version of EasyWeChat at https://github.com/overtrue/wechat. Unzip the downloaded source code into your project directory.

2. Register a WeChat developer account

Before developing WeChat mini programs, you need to register a WeChat developer account. At https://developers.weixin.qq.com, log in to your WeChat account and register a developer account. After completing the registration, you will get an AppID and AppSecret, these two parameters will be used in subsequent development.

3. Create Mini Program Project

Open the WeChat developer tools and select "New Mini Program Project" in the menu bar. During the project creation process, you need to enter an AppID and select a project directory. This AppID is obtained in the second step. After completing the project creation, you will get a project directory.

4. Use EasyWeChat to interact with the mini program server

Now, we need to configure EasyWeChat in the PHP code to interact with the mini program server. In the project directory, create a config.php file and enter the following code:

<?php

return [
    'wechat' => [
        'mini_program' => [
            'default' => [
                'app_id' => 'your mini program app id',
                'secret' => 'your mini program secret',
            ],
        ],
    ],
];

Replace 'your mini program app id' and 'your mini program secret' in the above code with the ones obtained in the second step. AppID and AppSecret.

5. Create the mini program interface

Next, we need to create the mini program interface in the PHP code to facilitate data interaction with the WeChat mini program. Open your PHP code editor and create a MiniProgramController.php file and enter the following code:

<?php
namespace AppHttpControllers;

use EasyWeChatFactory;

class MiniProgramController extends Controller
{
    public function index()
    {
        $config = include 'config.php';

        $app = Factory::miniProgram($config['wechat']['mini_program']['default']);

        $response = $app->server->serve();

        return $response->send();
    }
}

This code will start the PHP server and listen for requests sent by the WeChat applet. When a request arrives, it will be processed through the library provided by EasyWeChat, and the corresponding result will be returned to the applet.

6. Configuring routing

We also need to configure the routing of the application so that the created interface can be accessed. Open the routes/web.php file in the project directory and enter the following code:

<?php
use IlluminateSupportFacadesRoute;

Route::any('/mini_program', 'MiniProgramController@index');

This code will forward all requests sent to /mini_program to the index method of MiniProgramController for processing.

7. Start development

Now, you have completed setting up the development environment for creating WeChat mini programs using EasyWeChat and PHP. You can start to write the specific functions and interface of the mini program according to your own needs. During the development process, you can use the SDK provided by EasyWeChat to quickly build the background logic of the mini program.

To summarize, the development process of using EasyWeChat and PHP to create a WeChat applet is as described above. Through this process, you can quickly start developing WeChat applets and interact with WeChat servers. I hope this article will be helpful for you to learn WeChat applet development.

(The above code examples are for reference only, the specific implementation needs to be adjusted according to your own project needs)

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