controllers

javascript
const express = require('express');
const controller = require('../controllers/userController');

const router = express.Router();

router.use((req, res, next) => {

Versioning an Express API with Router-per-Version Mounts and a Shared Controller Module

express api-versioning rest
by codesnips 4 tabs
php
<?php

use App\Http\Controllers\DocumentsController;
use Illuminate\Support\Facades\Route;

Route::middleware('auth')->group(function () {

Soft Deletes with a Trash View and Restore Route in Laravel

laravel eloquent soft-deletes
by codesnips 4 tabs
ruby
class CommentsController < ApplicationController
  before_action :set_post

  def create
    @comment = @post.comments.build(comment_params)

Turbo Streams fallback to HTML for older clients

rails hotwire turbo-streams
by codesnips 4 tabs
ruby
class CreateIdempotencyKeys < ActiveRecord::Migration[7.1]
  def change
    create_table :idempotency_keys do |t|
      t.string :key, null: false
      t.string :request_path, null: false
      t.datetime :locked_at

Idempotent Form Submissions in Rails with an Idempotency-Key Column and before_action Guard

rails idempotency postgres
by codesnips 4 tabs
ruby
class Order < ApplicationRecord
  has_many :line_items, dependent: :destroy, inverse_of: :order

  accepts_nested_attributes_for :line_items,
    reject_if: :all_blank,
    allow_destroy: true

Transactionally Create Parent + Children with accepts_nested_attributes_for

rails activerecord nested-attributes
by codesnips 3 tabs
ruby
module Cacheable
  extend ActiveSupport::Concern

  def cache_query(prefix, scope, expires_in: 15.minutes)
    key = [prefix, cache_version_token(scope)].join("/")

Targeted Query Caching for Expensive Endpoints

rails activerecord performance
by codesnips 3 tabs
typescript
import { RequestHandler } from 'express';
import { ZodTypeAny, ZodError } from 'zod';

export class ValidationError extends Error {
  status = 422;
  constructor(public issues: unknown) {

Composable Express Request Validation with Zod Schema Middleware

express validation zod
by codesnips 3 tabs
ruby
Rails.application.routes.draw do
  resources :articles do
    resources :comments, shallow: true, only: %i[index new create show edit update destroy]
  end

  root "articles#index"

Nested Comments on Articles with Shallow Routing and Scoped Lookups in Rails

rails routing controllers
by codesnips 3 tabs
ruby
class DownloadsController < ApplicationController
  before_action :authenticate_user!, only: :create
  skip_before_action :verify_authenticity_token, only: :show

  def create
    document = current_user.documents.find(params[:document_id])

Signed, Expiring Download URLs With HMAC Verification in Rails

rails hmac security
by codesnips 3 tabs
php
<?php

namespace App\Controller;

use App\Entity\Tenant;
use App\Repository\InvoiceRepository;

Resolve the Current Tenant from the Request Host with a Symfony Argument Resolver

symfony multi-tenancy value-resolver
by codesnips 4 tabs
ruby
class SubscriptionsController < ApplicationController
  before_action :set_subscription, only: %i[show destroy]

  def new
    @subscription = Subscription.new
  end

Use 303 See Other after POST in Turbo flows

rails hotwire turbo
by codesnips 3 tabs
php
<?php

namespace App\Http\Resources\V1;

use Illuminate\Http\Request;
use Illuminate\Http\Resources\Json\ResourceCollection;

Versioning a Laravel API with Route Groups and Resource Transformers

laravel api versioning
by codesnips 4 tabs