moved to pkgs

cmd/dealsbot/api/epic.go

@@ -0,0 +1,140 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"github.com/disgoorg/log"
+	"io"
+	"net/http"
+	"time"
+)
+
+type EpicStruct struct {
+	url      string
+	baseUrl  string
+	idPrefix string
+	headers  map[string]string
+	deals    DealsMap
+}
+
+func NewEpicApi() EpicStruct {
+	epic := EpicStruct{
+		url:      "https://store-site-backend-static-ipv4.ak.epicgames.com/freeGamesPromotions",
+		baseUrl:  "https://store.epicgames.com/p/",
+		idPrefix: "epic-",
+		headers:  make(map[string]string),
+		deals:    make(map[string]Deal),
+	}
+	epic.headers["Accept-Language"] = "en"
+	epic.headers["User-Agent"] = "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:93.0) Gecko/20100101 Firefox/93.0"
+	return epic
+}
+
+type epicApiBody struct {
+	Data struct {
+		Catalog struct {
+			SearchStore struct {
+				Elements []struct {
+					Title                string `json:"title"`
+					Id                   string `json:"id"`
+					Description          string `json:"description"`
+					OfferType            string `json:"offerType"`
+					IsCodeRedemptionOnly bool   `json:"isCodeRedemptionOnly"`
+					ProductSlug          string `json:"productSlug"`
+					OfferMappings        []struct {
+						PageSlug string `json:"pageSlug"`
+						PageType string `json:"pageType"`
+					} `json:"offerMappings"`
+					Price struct {
+						TotalPrice struct {
+							DiscountPrice int    `json:"discountPrice"`
+							OriginalPrice int    `json:"originalPrice"`
+							Discount      int    `json:"discount"`
+							CurrencyCode  string `json:"currencyCode"`
+						} `json:"totalPrice"`
+					} `json:"price"`
+					Promotions *struct {
+						PromotionalOffers []struct {
+							PromotionalOffers []struct {
+								StartDate       time.Time `json:"startDate"`
+								EndDate         time.Time `json:"endDate"`
+								DiscountSetting struct {
+									DiscountType       string `json:"discountType"`
+									DiscountPercentage int    `json:"discountPercentage"`
+								} `json:"discountSetting"`
+							} `json:"promotionalOffers"`
+						} `json:"promotionalOffers"`
+					} `json:"promotions"`
+				} `json:"elements"`
+				Paging struct {
+					Count int `json:"count"`
+					Total int `json:"total"`
+				} `json:"paging"`
+			} `json:"searchStore"`
+		} `json:"Catalog"`
+	} `json:"data"`
+}
+
+func (e EpicStruct) Load() error {
+	client := &http.Client{}
+	req, err := http.NewRequest("GET", e.url, nil)
+	if err != nil {
+		return err
+	}
+
+	for key, value := range e.headers {
+		req.Header.Set(key, value)
+	}
+
+	res, err := client.Do(req)
+	if err != nil {
+		return err
+	}
+	body, err := io.ReadAll(res.Body)
+	if err != nil {
+		return err
+	}
+	var data epicApiBody
+	err = json.Unmarshal(body, &data)
+	if err != nil {
+		return err
+	}
+
+	for _, element := range data.Data.Catalog.SearchStore.Elements {
+		if element.Promotions == nil ||
+			len(element.Promotions.PromotionalOffers) == 0 ||
+			len(element.Promotions.PromotionalOffers[0].PromotionalOffers) == 0 ||
+			element.Promotions.PromotionalOffers[0].PromotionalOffers[0].DiscountSetting.DiscountPercentage != 0 {
+			// no deal
+			continue
+		}
+		productSlug := element.ProductSlug
+		if len(element.OfferMappings) != 0 && productSlug == "" {
+			productSlug = element.OfferMappings[0].PageSlug
+		}
+		if productSlug == "" {
+			log.Errorf("product slug not found for: %v", element.Title)
+			continue
+		}
+
+		id := fmt.Sprintf("%v%v", e.idPrefix, element.Id)
+		title := element.Title
+		url := fmt.Sprintf("%v%v", e.baseUrl, productSlug)
+
+		e.deals[id] = Deal{
+			Id:    id,
+			Title: title,
+			Url:   url,
+		}
+	}
+
+	return nil
+}
+
+func (e EpicStruct) Get() []Deal {
+	var deals []Deal
+	for _, deal := range e.deals {
+		deals = append(deals, deal)
+	}
+	return deals
+}