Freaks City

Given the widespread adoption of WeChat, the client side of this platform is developed as a WeChat Mini Program to align with real-world usage scenarios. 1. Implementing WeChat Login (Controller Layer) @PostMapping("/wechat-login") @ApiOperation("WeChat user authentication") public Result<AuthResponseVO> authenticate(@ ...

To send template messages in WeChat Mini Programs, developers need a specific token known as a formId. This credential serves as permission for the backend server to dispatch notifications to users. However, this token is ephemeral, expiring after seven days. This mechanism is designed by WeChat to curb spam and ensure notifications are strictl ...

Hiding the Native NavigationBar To customize the navigation bar, first hide the native one. There are two approaches: Global Customization In the global configuration (e.g., manifest.json), set navigationStyle to custom: "globalStyle": { "navigationStyle": "custom" } Page-Specific Customization For individua ...

System Overview This student attendance system integrates a Spring Boot backend, a Vue-based web management interface, and a UniApp-powered WeChat Mini Program for mobile check-ins. The architecture supports real-time location verification, optional facial recognition, and role-based access control for administrators, teachers, and students. Te ...

Running Mechanisms Mini programs can be launched in two different ways: cold start and hot start. A hot start occurs when a user has previously opaned a mini program and reopens it within a certain time frame (typically five minutes). In this case, the mini program doesn't need to reload—it simply transitions from background to foreground. A co ...

Implementing a reusable HTTP client with request and response interception improves maintainability and centralizes common logic such as authentication and error handling. The following approach uses wx.request wrapped in promises and provides a modular structure for different HTTP methods. Core Request Factory A factory function standardizes t ...

Core Concepts Bind a unique identifier to list items using data-id during list rendering. Trigger navigation to the detail view using bindtap. Extract the identifier within the target page's onLoad lifecycle hook to query the cloud database. Render the fetched document within the detail view. Implementation Steps In the parent list component ...

Start by choosing the desired message template from the WeChat public platform. Invoking the subscription on the client Use wx.requestSubscribeMessage to prompt the user for permission. Pass the template ID(s) in side tmplIds. const templateIds = ['7UezzOrfJg_NIYdE1p*******'] wx.requestSubscribeMessage({ tmplIds: templateIds, success(resp) ...

To implement a dynamic form where users can manage multiple phone numbers, distinguish between existing backend data and new user inputs using a flag within the data structure. This approach alllows conditional rendering in the view layer while maintaining a single source of truth in the JavaScript logic. Data Structure Design Define an array w ...

Technology Stack ArchitectureBackend Framework: Spring BootSpring Boot serves as the core backend framework, leveraging its embedded servlet containers (Tomcat, Jetty) to eliminate the need for external server deployment. Its convention-over-configuration paradigm significantly accelerates development velocity. Through auto-configuration, the f ...