昔念
cd7583ba05
- 在 sqrt_test.go 中添加了 fastSqr1 测试函数，用于测试事件驱动模型 - 新增了 Event 和 Uint32AsyncEvent 类型用于测试 - 更新了 go.work、go.mod 和
48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
package cart
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import (
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"context"
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"fmt"
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"strings"
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"github.com/badu/bus"
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"github.com/badu/bus/test_scenarios/factory-request-reply/events"
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"github.com/badu/bus/test_scenarios/factory-request-reply/inventory"
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"github.com/badu/bus/test_scenarios/factory-request-reply/prices"
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)
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type ServiceImpl struct {
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sb *strings.Builder
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}
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func NewService(sb *strings.Builder) ServiceImpl {
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result := ServiceImpl{sb: sb}
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return result
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}
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func (s *ServiceImpl) AddProductToCart(ctx context.Context, productID string) error {
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inventoryClientRequest := events.NewInventoryGRPCClientRequestEvent()
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bus.Pub(inventoryClientRequest)
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inventoryClientRequest.WaitReply()
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pricesClientRequest := events.NewPricesGRPCClientRequestEvent()
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bus.Pub(pricesClientRequest)
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pricesClientRequest.WaitReply()
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defer inventoryClientRequest.Conn.Close() // close GRPC connection when done
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stockResponse, err := inventoryClientRequest.Client.GetStockForProduct(ctx, &inventory.ProductIDRequest{ID: productID})
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if err != nil {
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return err
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}
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defer pricesClientRequest.Conn.Close() // close GRPC connection when done
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priceResponse, err := pricesClientRequest.Client.GetPricesForProduct(ctx, &prices.ProductIDRequest{ID: productID})
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if err != nil {
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return err
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}
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s.sb.WriteString(fmt.Sprintf("stock %0.2fpcs @ price %0.2f$\n", stockResponse.Stock, priceResponse.Price))
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return nil
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}
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