Golang: Intro to REST APIs with Go programming lang (Golang)

Description

In this course, you will :

• Create a model from Golang's struct type and a slice to add records to
• Create a router and register to it api endpoints and handler functions
• Build handler functions to do CRUD operations
• Create a Postgres database instance and a table to save records
• Establish a connection to the database and query the table for records as well as insert, update and delete individual records
• Build the handler functions to make queries to the database and perform CRUD operations on persistent data
• Make use of packages such as gorilla/mux, strconv, reflect and etc

Syllabus :

1. REST, creating the model and registering the routes

• Introduction to REST
• Create the Book model and books slice
• Install third party packages
• Create the router and register api-endpoints and handler

 

2. Implementing CRUD apis with data in memory

• Add static data and implement 'getBooks'
• Implement 'getBook' handler to get a single book
• Implement 'addBook' and use Postman for http requests
• Implement 'updateBook'
• Implement 'removeBook'

 

3. Persisting the data

• Refactor code to include database interaction
• Set and load environment variables
• Connect to the database instance
• Implement 'getBooks' to get all book records from the table
• Implement 'getBook' to get a book record from the table by its id
• Implement 'addBook' to add a book record to the table
• Implement 'updateBook' to update a book record on the table
• Implement 'removeBook' to remove a book record from the table by its id

 

4. Refactor

• Go modules
• Create book and error models
• Refactor driver and book model
• Create utils methods
• Create Getbooks Controller method
• Create GetBooks Repository method
• Refactor the GetBook handler
• Refactor addBook, updateBook and removeBook handlers

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