main.go

package main

import (
	"log"
	"os"

	"github.com/nireo/upfi/web"

	"github.com/joho/godotenv"
	"github.com/nireo/upfi/models"
)

func main() {
	// Load all of the environment variables listed in the .env file, in the project root directory
	if err := godotenv.Load(); err != nil {
		// Stop the execution, since we need all of the environment varialbes
		log.Fatal("Could not load the env file")
	}

	// Store most of the environment varialbes into normal variables, so that the database connection
	// line becomes more easier to read.
	databaseConfig := &models.DatabaseConfig{
		User: os.Getenv("DB_USER"),
		Port: os.Getenv("DB_PORT"),
		Host: os.Getenv("DB_HOST"),
		Name: os.Getenv("DB_NAME"),
	}

	// Use a library function to setup the database connection. Also migrates the models
	// and sets a global database varialbe in the lib package.
	if err := models.ConnectToDatabase(databaseConfig); err != nil {
		log.Fatal(err)
	}

	// Use the optimized version of the api, which uses the fasthttp package to improve performance
	// Is its own function, since before there was a older implementation which used net/http.
	serverPort := os.Getenv("port")

	web.StartServer(serverPort)
}