Mico.Demo/MicoService.Demo2/Consumers/CheckInventoryConsumer.cs

using MassTransit;
using MassTransit.Message;

namespace MicoService.Demo2.Consumers
{
    public class CheckInventoryConsumer : IConsumer<CheckInventoryRequest>
    {
        //private readonly IInventoryService _inventoryService;

        public CheckInventoryConsumer(/*IInventoryService inventoryService*/)
        {
            //_inventoryService = inventoryService;
        }

        public async Task Consume(ConsumeContext<CheckInventoryRequest> context)
        {
            // 此处查询数据库，获取库存信息
            //var inventory = await _inventoryService.GetByProductIdAsync(context.Message.ProductId);

            // 模拟库存数据
            var inventory = new
            {
                ProductId = context.Message.ProductId,
                Quantity = 100 // 假设库存数量为100
            };

            var response = new CheckInventoryResponse(
                inventory != null && inventory.Quantity >= context.Message.Quantity,
                inventory?.Quantity ?? 0
            );

            await context.RespondAsync(response);
        }
    }
}