public void DeclareDependencies(IServiceCollection services)
{
services.AddSingleton <IForroAppConfig>(x =>
{
var result = new ForroAppConfig
{
AWSForroBucketName = _forroAppConfig.AWSForroBucketName,
AWSRegionEndpoint = _forroAppConfig.AWSRegionEndpoint,
ForroLevelSNSTopicArn = _forroAppConfig.ForroLevelSNSTopicArn
};
return(result);
});
services.AddScoped <ILoggerManager>(x =>
{
var forroAppConfig = x.GetService <IForroAppConfig>();
var regionObject = RegionEndpoint.GetBySystemName(forroAppConfig.AWSRegionEndpoint);
var cloudWatchLogger = new CloudWatchLogger(regionObject);
return(cloudWatchLogger);
});
services.AddScoped <IForroLevelService>(x =>
{
var forroAppConfig = x.GetService <IForroAppConfig>();
var regionObject = RegionEndpoint.GetBySystemName(forroAppConfig.AWSRegionEndpoint);
var config = new AmazonDynamoDBConfig
{
RegionEndpoint = regionObject,
Timeout = new System.TimeSpan(0, 1, 0)
};
var client = new AmazonDynamoDBClient(config);
var forroLevelRepository = new ForroLevelRepository(client);
var s3Client = new AmazonS3Client(regionObject);
var loggerManager = new CloudWatchLogger(regionObject);
var forroLevelMessage = x.GetRequiredService <IForroLevelMessage>();
var forroLevelService = new ForroLevelService(forroLevelRepository, s3Client, loggerManager,
forroLevelMessage,
forroAppConfig);
return(forroLevelService);
});
services.AddScoped <IForroLevelMessage>(x =>
{
var forroAppConfig = x.GetService <IForroAppConfig>();
var regionObject = RegionEndpoint.GetBySystemName(forroAppConfig.AWSRegionEndpoint);
//I will leave it hard-coded - maybe not optimum but suits my immediate needs.
var forroLevelQueueName = "Paulo-Forro-SQS";
var forroLevelMessage = new ForroLevelMessage(forroLevelQueueName, regionObject);
return(forroLevelMessage);
});
}
/// <summary>
/// Default constructor. This constructor is used by Lambda to construct the instance. When invoked in a Lambda environment
/// the AWS credentials will come from the IAM role associated with the function and the AWS region will be set to the
/// region the Lambda function is executed in.
/// </summary>
public ForroLevelLambda()
{
var forroAppConfig = new ForroAppConfig
{
AWSForroBucketName = Environment.GetEnvironmentVariable("AWSForroBucketName"),
AWSRegionEndpoint = Environment.GetEnvironmentVariable("AWSRegionEndpoint"),
ForroLevelSNSTopicArn = Environment.GetEnvironmentVariable("ForroLevelSNSTopicArn")
};
//Create Dependency Injection Container. Ideally I would use AutoFac, but this for now meets my expectations.
_serviceCollection = new ServiceCollection();
//_serviceCollection.
var forroDependencyInjectionService = new ForroDependencyInjectionService(forroAppConfig);
forroDependencyInjectionService.DeclareDependencies(_serviceCollection);
var serviceProvider = _serviceCollection.BuildServiceProvider();
_forroLevelService = serviceProvider.GetService <IForroLevelService>();
}
// This method gets called by the runtime. Use this method to add services to the container.
public void ConfigureServices(IServiceCollection services)
{
services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1);
var forroAppConfig = new ForroAppConfig();
Configuration.GetSection("ForroAppConfig").Bind(forroAppConfig);
var forroDependencyInjectionService = new ForroDependencyInjectionService(forroAppConfig);
forroDependencyInjectionService.DeclareDependencies(services);
var serviceProvider = services.BuildServiceProvider();
var nLogConfig = new NLogConfig(serviceProvider);
nLogConfig.ConfigNLogToUseAWSCloudWatch();
EnsureSQSForroLevelCreation(serviceProvider);
// In production, the Angular files will be served from this directory
services.AddSpaStaticFiles(configuration =>
{
configuration.RootPath = "ClientApp/dist";
});
}