get-epic-giveaway-links.go

package main

import (
	"encoding/json"
	"fmt"
	"net/http"
	"strings"
	"time"
)

func main() {
	jsonContent, err := http.Get("https://api.egdata.app/free-games?country=US")
	if err != nil {
		fmt.Println("Error fetching JSON:", err)
		return
	}
	defer jsonContent.Body.Close()
	parsedJson := AutoGenerated{}
	decoder := json.NewDecoder(jsonContent.Body)
	if err := decoder.Decode(&parsedJson); err != nil {
		fmt.Println("Error decoding JSON:", err)
		return
	}

	offers := []Offer{}
	for _, item := range parsedJson {
		if item.Giveaway.StartDate.Before(time.Now()) {
			offer := Offer{
				Title:     item.Title,
				Namespace: item.Namespace,
				OfferId:   item.ID,
			}
			for _, tag := range item.Tags {
				switch tag.Name {
				case "Windows":
					offer.System = "PC"
					offers = append(offers, offer)
				case "iOS":
					offer.System = "iOS"
					offers = append(offers, offer)
				case "Android":
					offer.System = "Android"
					offers = append(offers, offer)
				}
			}
		}
	}

	allOffers := ""
	for _, offer := range offers {
		fmt.Printf("%s (%s): %s\n", offer.Title, offer.System, toOfferUrl(offer.ToOffer()))
		allOffers += offer.ToOffer() + "&"
	}
	allOffers = strings.TrimSuffix(allOffers, "&")
	fmt.Printf("All Offers: %s\n", toOfferUrl(allOffers))
}

func toOfferUrl(offerString string) string {
	return fmt.Sprintf("https://store.epicgames.com/purchase?%s#/purchase/payment-methods", offerString)
}

type Offer struct {
	Title     string
	System    string
	Namespace string
	OfferId   string
}

func (o Offer) ToOffer() string {
	return fmt.Sprintf("offers=1-%s-%s", o.Namespace, o.OfferId)
}

type AutoGenerated []struct {
	ID        string `json:"id"`
	Namespace string `json:"namespace"`
	Title     string `json:"title"`
	Tags      []struct {
		ID   string `json:"id"`
		Name string `json:"name"`
	} `json:"tags"`
	Giveaway struct {
		ID        string    `json:"id"`
		Namespace string    `json:"namespace"`
		StartDate time.Time `json:"startDate"`
		EndDate   time.Time `json:"endDate"`
		Title     string    `json:"title"`
	} `json:"giveaway"`
}