Docker Vite HMR Setup

services:
app:
build:
context: .
dockerfile: Dockerfile
container_name: laravel_app
volumes:
– ./shareyourthoughts:/var/www/html
networks:
– laravel_network
depends_on:
– db
ports:
– "8080:80" # Change this to the desired host port

db:
image: mysql:8.0
container_name: laravel_db
restart: always
environment:
MYSQL_DATABASE: laravel
MYSQL_USER: laravel
MYSQL_PASSWORD: password
MYSQL_ROOT_PASSWORD: rootpassword
volumes:
– db_data:/var/lib/mysql
– ./init-scripts:/docker-entrypoint-initdb.d
networks:
– laravel_network

adminer:
image: adminer
container_name: adminer
restart: always
ports:
– "8081:8080" # Change this to the desired host port for Adminer
networks:
– laravel_network

node:
image: node:latest
container_name: node
working_dir: /var/www/html/resources/js # Set working directory to the root of your Laravel app
volumes:
– ./shareyourthoughts:/var/www/html # Mount the entire Laravel project
command: ["npm", "run", "dev"] # Keep the container running
ports:
– "5173:5173" # Expose Vite's port
networks:
– laravel_network
environment:
– VITE_HOST=0.0.0.0

networks:
laravel_network:
driver: bridge

volumes:
db_data:

import { defineConfig } from 'vite';
import laravel from 'laravel-vite-plugin';
import vue from '@vitejs/plugin-vue';

export default defineConfig({
plugins: [
laravel({
input: ['resources/js/app.js', 'resources/js/app-backend.js'],
refresh: true,
}),
vue({
template: {
transformAssetUrls: {
base: null,
includeAbsolute: false,
},
},
}),
],
server: {
host: true, // Allows external access for Docker
strictPort: true,
port: 5173,
hmr: {
clientPort: 5173, // Port for the client to connect to
host: 'localhost', // You can also try 'host.docker.internal' if on Mac/Windows
},
},
});
HMR not working in laravel vue breeze

### Suggested Updates

1. **Docker Compose**:
Ensure that the Vite server (`node` service) is configured to expose ports and communicate correctly within the Docker network.

services:
     node:
       image: node:latest
       container_name: node
       working_dir: /var/www/html/resources/js
       volumes:
         - ./shareyourthoughts:/var/www/html
       command: ["npm", "run", "dev"]
       ports:
         - "5173:5173"
       networks:
         - laravel_network  
       environment:
         - VITE_HOST=0.0.0.0  
         - VITE_PORT=5173

2. **Vite Configuration**:
Update the Vite config file to ensure HMR connects properly through Docker. Adjust the HMR settings so that the server correctly recognizes the port and host.

import { defineConfig } from 'vite';
   import laravel from 'laravel-vite-plugin';
   import vue from '@vitejs/plugin-vue';

   export default defineConfig({
       plugins: [
           laravel({
               input: ['resources/js/app.js', 'resources/js/app-backend.js'],
               refresh: true,
           }),
           vue({
               template: {
                   transformAssetUrls: {
                       base: null,
                       includeAbsolute: false,
                   },
               },
           }),
       ],
       server: {
           host: '0.0.0.0',  // Allows access from the Docker container
           port: 5173,       // Port Vite listens on
           strictPort: true,
           hmr: {
               host: 'localhost',  // For Windows/Mac, use 'host.docker.internal'
               port: 5173,
           },
       },
   });

3. **Hosts File (For Windows/Mac)**:
If `host.docker.internal` doesn’t work, you may need to update the `hosts` file on your development machine to map `localhost` to `127.0.0.1`.

4. **Run Docker Compose**:
After making these changes, restart Docker:

docker-compose down
   docker-compose up --build

This should help with establishing the HMR connection between Vite and Docker. Let me know if it’s working, or if there’s any unexpected behavior.

1. **Open Notepad as Administrator**:
– Click the **Start** menu, type `Notepad`, right-click on it, and select **Run as administrator**.

2. **Open the hosts File**:
– In Notepad, go to **File > Open**.
– Navigate to the following path:

C:WindowsSystem32driversetc

– Select `All Files` from the dropdown to see the `hosts` file, then open it.

3. **Edit the hosts File**:
– At the end of the file, add this line:

127.0.0.1 localhost

– If you need to add an alias, you can also add something like:

127.0.0.1 myapp.local

4. **Save the File**:
– Save and close Notepad. Since it was opened as an administrator, it should save without issues.

5. **Flush DNS (Optional)**:
– To ensure changes take effect, open **Command Prompt** as Administrator and run:

ipconfig /flushdns

After these steps, `localhost` and any added aliases should map to `127.0.0.1`, which can help with the `host.docker.internal` issue in Docker. Let me know if this works for you!

# localhost name resolution is handled within DNS itself.
# 127.0.0.1 localhost
# ::1 localhost

127.0.0.1 12753 #Samsung Analytics
# Added by Docker Desktop
192.168.1.4 host.docker.internal
192.168.1.4 gateway.docker.internal
# To allow the same kube context to work on the host and the container:
127.0.0.1 kubernetes.docker.internal
# End of section

If HMR still isn’t working with these configurations, try the following steps:

1. **Uncomment the `localhost` Entry**:
Uncomment the existing `localhost` line to ensure it’s mapped correctly by removing the `#` in front of it:

127.0.0.1       localhost

2. **Add Alias for Testing (Optional)**:
If you’re accessing the application via an alias, you can add an additional line. For example:

127.0.0.1 myapp.local

3. **Save and Test**:
Save the file, then flush the DNS cache by opening **Command Prompt** as Administrator and running:

ipconfig /flushdns

Once these changes are made, restart Docker Desktop and try accessing HMR again. Let me know if the issue persists!

1. **Save the `hosts` File**:
– Make sure to save the changes in Notepad (or whichever editor you used as Administrator).

2. **Flush DNS Cache**:
– Open **Command Prompt** as Administrator.
– Run the following command to flush the DNS cache, which clears any cached mappings and ensures the system recognizes the updated `hosts` file:

ipconfig /flushdns

3. **Restart Docker Desktop** (optional, but recommended):
– Restarting Docker Desktop can help apply network configuration changes, especially if you’re testing HMR and `host.docker.internal`.

4. **Test the Connection**:
– Try accessing your Laravel application and verify if HMR (Hot Module Replacement) is working with the Vite server.

After completing these steps, your system should recognize `localhost` as `127.0.0.1`, which can help with HMR connectivity issues. Let me know if it works!

### 1. **Verify Vite HMR Settings in `vite.config.js`**
Make sure your `vite.config.js` file has these settings to allow Docker to access the Vite server:

import { defineConfig } from 'vite';
   import laravel from 'laravel-vite-plugin';
   import vue from '@vitejs/plugin-vue';

   export default defineConfig({
       plugins: [
           laravel({
               input: ['resources/js/app.js', 'resources/js/app-backend.js'],
               refresh: true,
           }),
           vue(),
       ],
       server: {
           host: '0.0.0.0',  // Allows external access for Docker
           port: 5173,
           strictPort: true,
           hmr: {
               host: 'localhost',  // Or 'host.docker.internal' if you’re on Windows/Mac
               port: 5173,
           },
       },
   });

### 2. **Docker Compose Config for Vite (Node Service)**
Ensure your Docker Compose file’s `node` service has environment variables for Vite and that ports are exposed correctly:

services:
     node:
       image: node:latest
       container_name: node
       working_dir: /var/www/html/resources/js
       volumes:
         - ./shareyourthoughts:/var/www/html
       command: ["npm", "run", "dev"]
       ports:
         - "5173:5173"  # Expose Vite's port
       networks:
         - laravel_network  
       environment:
         - VITE_HOST=0.0.0.0
         - VITE_PORT=5173

### 3. **Add File Watching Compatibility**
Sometimes, Docker struggles to detect file changes because it uses a virtualized file system. Try adding polling to `vite.config.js` so that Vite actively checks for changes:

export default defineConfig({
       // ... your existing config
       server: {
           host: '0.0.0.0',
           port: 5173,
           strictPort: true,
           watch: {
               usePolling: true,   // Add polling
           },
           hmr: {
               host: 'localhost',
               port: 5173,
           },
       },
   });

### 4. **Restart Docker Containers**
After making these changes, restart the Docker containers to apply the new configuration:

docker-compose down
   docker-compose up --build

### 5. **Verify Network Connection**
Finally, ensure that `localhost:5173` (or `host.docker.internal:5173`) is accessible from your web browser to confirm that the Vite server is running properly.

These steps should help Vite pick up changes to Vue files without needing a Docker restart. Let me know if this resolves the issue or if further tweaks are needed!

### Steps to Enable Automatic Updates

1. **Double-Check HMR Settings in `vite.config.js`**:
Confirm that the HMR settings are set to connect through Docker’s host:

export default defineConfig({
       server: {
           host: '0.0.0.0',
           port: 5173,
           strictPort: true,
           hmr: {
               host: 'localhost',  // Or 'host.docker.internal' for Windows/Mac
               port: 5173,
           },
       },
   });

2. **Testing HMR Without Full Refresh**:
– Modify any small part of a component (like changing text) to check if it auto-updates without a full page reload.
– Vite should hot-swap the updated component without affecting the state of the page, so no full refresh should occur.

3. **Enable Development Mode**:
Make sure you're in development mode by running:

npm run dev

If HMR still isn’t handling this fully, let me know! We can adjust some additional settings to make sure it’s seamless.

Here’s how you can configure your Docker Compose service for Vite in development mode:

### Docker Compose Configuration for Development Mode

In your `docker-compose.yml`, update the `node` service with the following:

services:
  node:
    image: node:latest
    container_name: node
    working_dir: /var/www/html  # Set to the Laravel project root
    volumes:
      - ./shareyourthoughts:/var/www/html
    command: ["npm", "run", "dev"]  # Run Vite in development mode
    ports:
      - "5173:5173"  # Expose Vite's HMR port
    networks:
      - laravel_network  
    environment:
      - NODE_ENV=development  # Set environment to development
      - VITE_HOST=0.0.0.0  
      - VITE_PORT=5173

### Explanation of Key Parts

– **`command: ["npm", "run", "dev"]`**: This keeps the `npm run dev` command running, which is Vite’s development mode and enables HMR (Hot Module Replacement).
– **Environment Variable `NODE_ENV=development`**: Ensures Vite and any other dev dependencies behave as expected for a development setup.
– **Host and Port**: `VITE_HOST=0.0.0.0` and `VITE_PORT=5173` allow the Vite dev server to be accessed by your Docker setup.

### Apply the Configuration

After updating your `docker-compose.yml` file, restart the Docker containers:

docker-compose down
docker-compose up --build

With this setup, Vite should run in development mode, enabling HMR and letting changes appear without needing to refresh the browser. Let me know if this setup works!

1. **Check Dockerfile Syntax**:
Ensure that each command in your Dockerfile is correct and that `RUN` commands are correctly formatted. Specifically, check the following command:

RUN mkdir -p /var/log && touch /var/log/php_errors.log && chmod 777 /var/log/php_errors.log

If possible, split this into multiple `RUN` commands to make debugging easier:

RUN mkdir -p /var/log
   RUN touch /var/log/php_errors.log
   RUN chmod 777 /var/log/php_errors.log

2. **Confirm File System Permissions**:
Sometimes permission issues arise due to the Docker user context. You might need to use `USER root` before this command to ensure permissions can be modified.

3. **Clear Docker Cache**:
Cached layers may cause issues during the export phase. Try clearing the cache with:

docker builder prune

4. **Review Disk Space**:
Occasionally, Docker’s export errors can occur due to low disk space. Check your disk space and ensure there’s enough space for Docker to export the image.

5. **Rebuild Docker Image**:
After applying any changes, rebuild the image:

docker-compose down
   docker-compose up --build

If this doesn’t resolve the issue, please share any additional error details you see, and I can provide further troubleshooting steps.

### 1. **Optimize Volume Mounts**
– Docker volumes can sometimes slow down performance, especially when mounting large directories or numerous files between the host and container.
– Try using `cached` or `delegated` options for your volume mounts in `docker-compose.yml`:

volumes:
       - ./shareyourthoughts:/var/www/html:cached

– This can improve performance by reducing the number of file sync operations.

### 2. **Limit the Watcher Scope in Vite**
If Vite is watching a large number of files, it can slow down considerably. Adjust Vite’s configuration to limit what it watches:

export default defineConfig({
       server: {
           watch: {
               usePolling: true,
               ignored: ['**/node_modules/**', '**/.git/**'],  // Exclude unnecessary folders
           },
       },
   });

### 3. **Increase Docker Resources**
If Docker Desktop is configured with limited resources, this can cause slowdowns:
– Open **Docker Desktop** > **Settings** > **Resources** and increase the memory and CPU allocation.
– Typically, 4GB of memory and 2 CPUs work well for local development, but adjust based on your system specs.

### 4. **Optimize MySQL Performance**
– If your database is in a container (`mysql` service), add environment variables to improve performance:

environment:
       - MYSQL_INITDB_SKIP_TZINFO=1  # Skip loading timezone info
       - innodb_buffer_pool_size=256M  # Reduce buffer size for faster local performance

### 5. **Disable Debugging in Development**
If Laravel debugging is enabled (`APP_DEBUG=true`), it may slow down page loads. You can disable it or use `APP_ENV=local` with minimal debugging during development.

### 6. **Browser Cache Settings**
– Clear your browser cache or open in **Incognito mode** to avoid caching issues during frequent changes.

### 7. **Use `.dockerignore`**
Exclude files that aren’t needed in your Docker container. A `.dockerignore` file in your project root with entries like this can speed up builds:

node_modules
   .git
   vendor
   storage

After making these adjustments, restart Docker to see if performance improves. Let me know if it’s still running slow or if there’s specific behavior that needs optimizing.

### 1. **Limit the Scope of Polling**
Polling all files can be resource-intensive, especially in large projects. Try to target only specific directories that frequently change (like your Vue components or specific assets):

watch: {
       usePolling: true,
       ignored: ['**/node_modules/**', '**/.git/**', '**/storage/**', '**/vendor/**', '**/public/**'],
   },

**Alternative:** You could also remove `usePolling: true` entirely if your Docker setup can detect file changes without polling.

### 2. **Increase Polling Interval**
If you must use polling, increasing the interval can reduce the load. Set the polling interval to a higher value (default is typically 100ms). In Vite, you can add a polling interval by setting `chokidar` options directly in your `vite.config.js`:

watch: {
       usePolling: true,
       interval: 1000,  // Poll every second to reduce CPU load
       ignored: ['**/node_modules/**', '**/.git/**'],
   },

### 3. **Reduce Docker Volumes or Use Bind Mounts Carefully**
Sometimes, high file sync rates on Docker bind mounts can cause slowdowns. If possible, reduce the number of mounted folders and ensure they are necessary for your development.

### 4. **Try a Development-Specific Configuration**
Consider setting up a separate `vite.config.dev.js` file for development, where you include polling only if needed. Then, in your `package.json`, you could specify different Vite configs for development and production:

// package.json
   "scripts": {
     "dev": "vite --config vite.config.dev.js",
     "build": "vite --config vite.config.js"
   }

These adjustments should help reduce the CPU load and make the site more responsive. Let me know if this improves the performance!

### 1. **Ensure Correct HMR Configuration**
Make sure your `vite.config.js` file has the correct HMR settings. Here's a sample configuration:

import { defineConfig } from 'vite';
import laravel from 'laravel-vite-plugin';
import vue from '@vitejs/plugin-vue';

export default defineConfig({
    plugins: [
        laravel({
            input: ['resources/js/app.js', 'resources/js/app-backend.js'],
            refresh: true,
        }),
        vue(),
    ],
    server: {
        host: '0.0.0.0',  // Allow external access for Docker
        port: 5173,
        strictPort: true,
        hmr: {
            host: 'localhost',  // Change to 'host.docker.internal' for Windows/Mac
            port: 5173,
        },
    },
});

### 2. **Use Correct Ports and Addresses**
– Make sure that you are accessing the correct address in your browser. For HMR to work properly, access the Vite server via:
– `http://localhost:5173` (if you are on the host machine).
– `http://:5173` (if you are accessing from a different device).

### 3. **Check Network Configuration**
– Ensure that your Docker containers are on the same network. Your `docker-compose.yml` should have a network configuration like this:

networks:
    laravel_network:
      driver: bridge

### 4. **Browser Configuration**
– Some browsers may cache aggressively. Ensure you are using a browser that supports HMR well and consider using incognito mode or clearing the cache to avoid caching issues.

### 5. **Check for Console Errors**
– Open the developer console in your browser and check for any errors related to HMR. Sometimes, issues with WebSocket connections or permissions can prevent HMR from functioning correctly.

### 6. **Ensure Vite is Running in Development Mode**
– Ensure that the Vite server is running with the development command:

npm run dev

### 7. **Reduce Polling (if needed)**
– If you've enabled `usePolling`, consider disabling it. Polling can create overhead, which may conflict with HMR functionality:

watch: {
      usePolling: false,
      ignored: ['**/node_modules/**', '**/.git/**'],
  },

### 8. **Restart Docker and Clear Cache**
– After making configuration changes, restart your Docker containers to ensure that the new settings take effect:

docker-compose down
  docker-compose up --build

After going through these steps, you should be able to see changes in your Vue components reflected in the browser without needing a full refresh. If you’re still having issues, let me know!

### 1. **Check the Vite and Vue Versions**
Ensure that you are using compatible versions of Vite and Vue. Sometimes, version mismatches can cause HMR issues. You can check your `package.json` and update if necessary:

"devDependencies": {
  "vite": "^4.0.0",
  "@vitejs/plugin-vue": "^4.0.0",
  // other dependencies
}

Run `npm install` after any updates.

### 2. **Adjust HMR Host Configuration**
Sometimes using `localhost` for HMR in a Docker container can lead to issues. You can try setting `host.docker.internal` for HMR:

hmr: {
    host: 'host.docker.internal',  // Use this for Windows/Mac
    port: 5173,
},

### 3. **Check for Firewall or Antivirus Issues**
If you're running on Windows or macOS, sometimes firewall or antivirus settings can block WebSocket connections that HMR relies on. Ensure that Docker and your web browser have the necessary permissions.

### 4. **Network Configuration in Docker**
Make sure that your Docker containers can communicate correctly. If you have defined a network in your `docker-compose.yml`, ensure that all services (like the node service and the app service) are connected to the same network.

### 5. **Use `proxy` for HMR**
If you're still facing issues, you can try configuring a proxy in your Vite configuration. This can help with routing WebSocket connections correctly:

server: {
    host: '0.0.0.0',
    port: 5173,
    proxy: {
        '/ws': {
            target: 'http://localhost:5173', // Change to your Vite server
            ws: true,
            changeOrigin: true,
        },
    },
},

### 6. **Look at the Browser Console**
Check the browser console for errors or warnings related to WebSocket connections. If HMR is failing, you might see relevant errors there that can point to the issue.

### 7. **Check NPM Scripts**
Make sure your `npm run dev` command actually runs Vite with the correct configurations. It should be set in your `package.json`:

"scripts": {
  "dev": "vite",
  "build": "vite build",
}

### 8. **Test Without Docker**
To determine if the issue is specific to the Docker setup, try running Vite directly on your host machine (without Docker) using the same configurations. If HMR works outside of Docker, it indicates an issue with Docker networking or configuration.

### 9. **Use `docker-compose up` Without Rebuild**
Sometimes, doing a `docker-compose up` without `–build` might help if it was stuck in a previous state. You can run:

docker-compose up

### 10. **Clear Browser Cache**
After making these changes, ensure you clear your browser cache or test in incognito mode to avoid caching issues that might prevent HMR from functioning correctly.

### Summary
If HMR is still not functioning as expected after trying these suggestions, it may be useful to look at any error messages or logs that could provide more insight into the issue. Let me know how it goes, and we can explore further solutions if needed!