Solving the FormData Issue in Vue.js: Sending Complex Objects to Your API

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The Challenge

You have a form that collects multiple data points for a guide, including:

A main post title

Multiple section titles

Text areas for various content

An image upload

Here’s the structure of the data you want to send:

[[See Video to Reveal this Text or Code Snippet]]

Understanding the Solution

The key issue here is that FormData cannot handle complex JavaScript objects directly. Instead, you need to convert your JavaScript object into a format that can be easily processed. Fortunately, the solution is quite simple: use JSON.stringify() to transform your object into a JSON string before appending it to your FormData.

Steps to Implement the Solution

Modify the handleFormSubmit Method: Update your method to stringify the blog object when appending it to FormData.

Here’s how you do it:

[[See Video to Reveal this Text or Code Snippet]]

Adjust Your Laravel Handler: After sending the data, you’ll also need to decode it on your Laravel backend to use it effectively:

[[See Video to Reveal this Text or Code Snippet]]

By making these changes, you ensure that the complex JavaScript object is transmitted correctly to your API.

Conclusion

And that’s it! You are now equipped with the knowledge to tackle similar issues in your projects.