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CodeSignal

Building the Recipe API: Retrieval, Search, and Filter

via CodeSignal

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Overview

Build essential API endpoints to make your app interactive and data-driven. Retrieve single, random, or popular recipes, browse with pagination, and filter by ingredients. Add serialization, error handling, and a script to remove duplicates, turning your backend into a dynamic, queryable service.

Syllabus

  • Unit 1: Recipe Retrieval Endpoints
    • Setting Up Recipe Route Handler
    • Implementing Single Recipe Endpoint Logic
    • Adding Recipe Rating Calculations
    • Setting Up Paginated Recipe Endpoints
    • Implementing Paginated Recipe List Logic
    • Completing Paginated Recipe Response Structure
  • Unit 2: Recipe Search and Steps
    • Adding Your First Steps Endpoint
    • Converting Steps to Array Format
    • Building Ingredient Search Endpoint Foundation
    • Implementing Ingredient Lookup Logic
    • Building Advanced Database Subqueries
    • Completing Recipe Search with Perfect Matches
  • Unit 3: Random and Popular Recipes
    • Complete the Random Recipe Endpoint
    • Handle Random Recipe Response Logic
    • Stub Out Popular Recipe Endpoint
    • Build the Popular Recipes Subquery
    • Complete the Popular Recipes Query
    • Format Popular Recipe Response Data
  • Unit 4: Removing Duplicate Recipes
    • Implement the Name Normalizer Function
    • Build Recipe Grouping Logic
    • Complete the Duplicate Detection Logic
    • Add Safe Duplicate Deletion Logic

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