Files
Sipro-Marketplaces/internal/tasks/wb/wb.go

66 lines
2.1 KiB
Go

package wb
import (
"context"
"encoding/json"
"fmt"
pb "sipro-mps/api/generated/v1/wb/products"
"sipro-mps/internal/marketplace"
"sipro-mps/internal/redis"
"sipro-mps/internal/tasks/types"
"sipro-mps/internal/wb/products"
"sipro-mps/internal/wb/products/mapping/generated"
"github.com/hibiken/asynq"
"github.com/jackc/pgx/v5/pgxpool"
"github.com/samber/lo"
)
type FetchProductsProcessor struct {
Dbpool *pgxpool.Pool
}
func (p *FetchProductsProcessor) ProcessTask(ctx context.Context, task *asynq.Task) error {
var payload types.FetchProductsTask
if err := json.Unmarshal(task.Payload(), &payload); err != nil {
return asynq.RevokeTask
}
marketplaceRepo := marketplace.NewDBRepository(p.Dbpool)
repo := products.NewAPIRepository(marketplaceRepo)
marketplaceById, err := marketplaceRepo.GetMarketplaceByID(ctx, payload.MarketplaceId)
if err != nil {
return fmt.Errorf("failed to get marketplace by ID %d: %w", payload.MarketplaceId, err)
}
sellerId, err := marketplaceById.GetIdentifier()
if err != nil {
return fmt.Errorf("failed to get identifier for marketplace %d: %w", payload.MarketplaceId, err)
}
locker := *redis.Locker
_, cancel, err := locker.TryWithContext(ctx, fmt.Sprintf("wb:products:marketplace:%s:lock", sellerId))
if err != nil {
fmt.Printf("Failed to acquire lock for marketplace %s: %v\n", sellerId, err)
return asynq.RevokeTask
}
fmt.Println("Working on marketplace", payload.MarketplaceId, "with seller ID", sellerId)
defer cancel()
redisKey := fmt.Sprintf("wb:products:%s", sellerId)
productsRaw, err := repo.GetAllProducts(ctx, payload.MarketplaceId)
if err != nil {
return fmt.Errorf("failed to fetch products for marketplace %d: %w", payload.MarketplaceId, err)
}
converter := generated.ConverterImpl{}
productsProto := lo.Map(productsRaw, func(item products.WbProduct, _ int) *pb.Product {
return converter.ToProto(&item)
})
err = redis.WriteProtoMessage(ctx, redisKey, &pb.GetProductsResponse{Products: productsProto})
if err != nil {
fmt.Printf(
"Failed to write products to Redis for marketplace %s: %v\n")
return asynq.RevokeTask
}
return nil
}