package main

import (
	"github.com/gin-gonic/gin"
)

func CORSMiddleware() gin.HandlerFunc {
	return func(c *gin.Context) {
		c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
		c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
		c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type, Authorization")
		c.Writer.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE")

		if c.Request.Method == "OPTIONS" {
			c.AbortWithStatus(204)
			return
		}

		c.Next()
	}
}

func main() {
	r := gin.Default()

	r.Use(CORSMiddleware())

	r.GET("/api/data", func(c *gin.Context) {
		c.JSON(200, gin.H{"message": "Custom CORS enabled"})
	})

	r.Run(":9999")
}
