---
title: "Request React Hook Patterns for State Management"
description: "Get proper React hook implementations for complex state logic"
category: "tips-tricks"
tags: ["react", "hooks", "state-management", "useeffect", "usestate"]
tech_stack: ["react", "javascript", "typescript"]
---

To manage complex state effectively in React, you can use specific hook patterns that fit your needs. This approach helps streamline state management and keeps you from running into common issues.

### Here’s how to get started:

1. **Identify the state complexity**: First, figure out if your state logic is simple or complex.
2. **Use `useReducer` for complex state**: If you have intricate state transitions, go for `useReducer`. Here’s a quick example:
   ```javascript
   const [state, dispatch] = useReducer(reducer, initialState);
   ```
3. **Create custom hooks for reusable logic**: Wrap shared logic in custom hooks to make your code cleaner.
   ```javascript
   function useCustomHook() {
       const [value, setValue] = useState(initialValue);
       return [value, setValue];
   }
   ```
4. **Set proper dependencies in `useEffect`**: Always include all necessary dependencies to prevent infinite loops.
   ```javascript
   useEffect(() => {
       // effect logic
   }, [dependency1, dependency2]);
   ```
5. **Test your implementation**: Make sure your hooks work as intended by running tests.

### The result? 

You’ll have a well-structured method for managing state in your React application. This approach simplifies things and enhances reusability.

### Let’s break it down – Why this works:

Using targeted React hook patterns clarifies state management, which makes your code easier to maintain and less likely to have bugs. This is especially helpful when you’re dealing with complex state logic or when you want to share logic between components.

### Quick examples to illustrate:

- **Before**: Using multiple `useState` calls for complex state.
  ```javascript
  const [count, setCount] = useState(0);
  const [isActive, setIsActive] = useState(false);
  ```
- **After**: Switching to `useReducer` for improved state management.
  ```javascript
  const initialState = { count: 0, isActive: false };
  const reducer = (state, action) => { /* reducer logic */ };
  const [state, dispatch] = useReducer(reducer, initialState);
  ```

- **Before**: Incorrect `useEffect` dependencies that cause infinite loops.
  ```javascript
  useEffect(() => { /* logic */ }, []);
  ```
- **After**: Correctly set dependencies to avoid issues.
  ```javascript
  useEffect(() => { /* logic */ }, [state.count]);
  ```

### Watch out for these common mistakes:

- **Using `useState` for complex logic**: Switch to `useReducer` for better clarity and control.
- **Forgetting dependencies in `useEffect`**: Always include every variable you use in the effect.
- **Not encapsulating logic in custom hooks**: Make custom hooks for shared logic to avoid repeating yourself.
- **Overusing state updates**: Batch updates or use functional updates to stop unnecessary renders.

By following these steps and avoiding pitfalls, you can manage state in your React applications more effectively.