Go Bootcamp - Fiber

Fiber

BasicAuth

Controls how your API can be accessed from different domains.

Features

Restricts which domains, methods, and headers are allowed.

Helps prevent CORS errors in browsers.

Configurable via allowed origins, headers, and credentials.


// Function signature
    app.Use(cors.New())

routing.go

package main

import (
    "fmt"
    "log"
    "github.com/jeffotoni/quick"
    "github.com/jeffotoni/quick/middleware/cors"
)

func main() {
    // Create a new Quick instance
    app := quick.New()

// Apply CORS middleware to allow all origins, methods, and headers
    app.Use(cors.New(cors.Config{
        AllowedOrigins: []string{"*"}, // Allows requests from any origin
        AllowedMethods: []string{"*"}, // Allows all HTTP methods (GET, POST, PUT, DELETE, etc.)
        AllowedHeaders: []string{"*"}, // Allows all headers
    }))

// Define a POST route for creating a user
    app.Post("/v1/user", func(c *quick.Ctx) error {
        // Set response content type as JSON
        c.Set("Content-Type", "application/json")

// Define a struct to hold incoming JSON data
        type My struct {
            Name string `json:"name"`
            Year int    `json:"year"`
        }

var my My

// Parse the request body into the struct
        err := c.BodyParser(&my)
        fmt.Println("byte:", c.Body()) // Print raw request body

if err != nil {
            // Return a 400 Bad Request if parsing fails
            return c.Status(400).SendString(err.Error())
        }

// Print the request body as a string
        fmt.Println("String:", c.BodyString())

// Return the parsed JSON data with a 200 OK status
        return c.Status(200).JSON(&my)
    })

// Start the server on port 8080
    log.Fatal(app.Listen("0.0.0.0:8080"))
}