Create and Edit Forms in Laravel 8: Using a Single Blade Template

Описание: Learn how to use the same form in Laravel 8 for both creating and editing resources with practical examples and straightforward code snippets.
---
This video is based on the question https://stackoverflow.com/q/72785650/ asked by the user 'maxasela' ( https://stackoverflow.com/u/7847906/ ) and on the answer https://stackoverflow.com/a/72785862/ provided by the user 'Saroj Shrestha' ( https://stackoverflow.com/u/4217452/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: Laravel 8 use same form for edit and create ,

Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l...
The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Simplifying Your Laravel Application: Using the Same Form for Create and Edit

When working with Laravel, one common challenge developers face is how to efficiently manage forms for different purposes, particularly for creating and editing data. The problem arises when you want to reuse the same form fields in both scenarios without duplicating code or logic. In this guide, we will explore how to utilize a single Blade template for both creating and editing resources in Laravel 8, ensuring greater efficiency and maintainability in your application.

Understanding the Problem

As a newcomer to Laravel, you might find it challenging to implement forms that serve dual purposes. Specifically, you may want your edit form to reflect existing data while also allowing users to create new entries seamlessly. The confusion usually stems from improperly handling the data being passed to the view or how the form inputs are set up.

The Required Approach

To achieve this, we will create a single Blade template for the form fields that can dynamically adjust based on whether it is being used to create a new record or edit an existing one.

Step-by-Step Solution

1. Passing Data to Views

First, you need to ensure you are passing the correct data to your Blade views for both creating and editing records. This will allow the form fields to populate correctly based on the existing data or remain empty for new entries.

Code Example

Here’s how to set up your controller methods:

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

By using the $warehouse variable, we can access both the existing data when editing and a new instance when creating a new record.

2. Using the Same Form Template

Next, in your Blade template for the form fields (fields.blade.php), you can leverage the $warehouse object. This allows you to fill in existing values for editing or leave them blank for creating:

Form Field Example

Here’s how to implement an input field that conditionally displays the value:

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

The old('email', $warehouse->email) function call tries to fetch the old input value (if validation fails). If there's no old input, it defaults to the value from the $warehouse object.

3. Finalizing the Form in the Create and Edit Views

With your fields set up, you can now include them in both views arbitrarily. Here are snippets showing how the create.blade.php and edit.blade.php files will look:

Example for edit.blade.php

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

Example for create.blade.php

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

Conclusion

By using a single Blade template for your form fields, you simplify your code and enhance the maintainability of your Laravel application. Following the steps outlined in this post will allow you to effectively reuse your form for creating and editing resources without redundancy.

Remember, leveraging Laravel's powerful templating engine can greatly reduce the amount of code you need to write while improving user experience. You’ll find, as you implement this approach, that your development process becomes smoother and more efficient.

Using the same form for both actions not only saves time but also reduces potential errors in your code. Happy coding in Laravel!