API Client Design

API Client Design

When you extensively work with certain APIs, like Shopify’s for example, you will end up with bunch of functions that map to API’s endpoints. One of the approaches I have seen so far is to create an API class ShopifyApi and make those functions class methods. So it looks something like the figure below. I…

Debugging Webhooks
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Debugging Webhooks

A webhook is an HTTP callback, that occurs when something happens (a resource changes its state). Webhooks provide a way to build event-driven apps, because you can be notified about changes. Since webhooks require a publicly accessible URL to function they can be hard to test from your local machine.  There are three main problems…

Replace Funky Characters While Importing CSV

Sometimes uploaded text/csv file may have non-utf8 or other funky characters using the function below. public static function processUploadedBundles($request) { $content = file_get_contents($request->file(’uploadedFile’)->getRealPath());   $lines = explode(PHP_EOL, $content); $array = []; foreach ($lines as $line) { $arrayCsv = str_getcsv($line, ","); $arrayCsv = array_map(function($value){ return preg_replace(’/[\x00-\x1F\x7F-\xFF]/’, ”, $value); }, $arrayCsv); $array[] = $arrayCsv; }   return…

Stream Filter

In php one can use filters with streams.  Sometimes it can become handy.  Let’s say you open a .csv file as a stream, but this file is tab separated.  Your program can can process coma separated csvs, but not tab separated.  This is a good use case for a stream filter, because it can make replacements…

Complex Eloquent Query

A query below selects products that need to be updated in a remote application. It takes quantities of products in host application that are connected to source products application. On top of that it looks at all the orders that are in “Pending” status and reserves quantities for those products. SELECT products.quantity_available, connector_products.stock_id, products.id, connector_products.sku,…