/// <summary>
/// This method gets called by the runtime. Use this method to add services to the container.
/// </summary>
/// <param name="services">The <see cref="IServiceCollection"/> specifies the contract for a collection of service descriptors.</param>
/// <seealso cref="IStatePropertyAccessor{T}"/>
/// <seealso cref="https://docs.microsoft.com/en-us/aspnet/web-api/overview/advanced/dependency-injection"/>
/// <seealso cref="https://docs.microsoft.com/en-us/azure/bot-service/bot-service-manage-channels?view=azure-bot-service-4.0"/>
public void ConfigureServices(IServiceCollection services)
{
// The Memory Storage used here is for local bot debugging only. When the bot
// is restarted, everything stored in memory will be gone.
IStorage dataStore = new MemoryStorage();
// For production bots use the Azure Blob or
// Azure CosmosDB storage providers. For the Azure
// based storage providers, add the Microsoft.Bot.Builder.Azure
// Nuget package to your solution. That package is found at:
// https://www.nuget.org/packages/Microsoft.Bot.Builder.Azure/
// Uncomment the following lines to use Azure Blob Storage
// //Storage configuration name or ID from the .bot file.
// const string StorageConfigurationId = "<STORAGE-NAME-OR-ID-FROM-BOT-FILE>";
// var blobConfig = botConfig.FindServiceByNameOrId(StorageConfigurationId);
// if (!(blobConfig is BlobStorageService blobStorageConfig))
// {
// throw new InvalidOperationException($"The .bot file does not contain an blob storage with name '{StorageConfigurationId}'.");
// }
// // Default container name.
// const string DefaultBotContainer = "<DEFAULT-CONTAINER>";
// var storageContainer = string.IsNullOrWhiteSpace(blobStorageConfig.Container) ? DefaultBotContainer : blobStorageConfig.Container;
// IStorage dataStore = new Microsoft.Bot.Builder.Azure.AzureBlobStorage(blobStorageConfig.ConnectionString, storageContainer);
// Create Conversation State object.
// The Conversation State object is where we persist anything at the conversation-scope.
var conversationState = new ConversationState(dataStore);
services.AddSingleton(conversationState);
var userState = new UserState(dataStore);
services.AddSingleton(userState);
services.AddSingleton <StateAccessor>(sp =>
{
// Create Custom State Property accessors
// State Property Accessors enable components to read and write individual properties, without having to
// pass the entire state object.
var accessors = new StateAccessor
{
ConversationDialogState = conversationState.CreateProperty <DialogState>(StateAccessor.DialogStateName),
};
return(accessors);
});
services.AddBot <Bot>(options =>
{
var secretKey = Configuration.GetSection("botFileSecret")?.Value;
var botFilePath = Configuration.GetSection("botFilePath")?.Value;
// Loads .bot configuration file and adds a singleton that your Bot can access through dependency injection.
var botConfig = BotConfiguration.Load(botFilePath ?? @".\BotConfiguration.bot", secretKey);
services.AddSingleton(sp => botConfig ?? throw new InvalidOperationException($"The .bot config file could not be loaded. ({botConfig})"));
// Retrieve current endpoint.
var environment = _isProduction ? "production" : "development";
var service = botConfig.Services.Where(s => s.Type == "endpoint" && s.Name == environment).FirstOrDefault();
if (!(service is EndpointService endpointService))
{
throw new InvalidOperationException($"The .bot file does not contain an endpoint with name '{environment}'.");
}
options.CredentialProvider = new SimpleCredentialProvider(endpointService.AppId, endpointService.AppPassword);
// Creates a logger for the application to use.
ILogger logger = _loggerFactory.CreateLogger <Bot>();
// Catches any errors that occur during a conversation turn and logs them.
options.OnTurnError = async(context, exception) =>
{
logger.LogError($"Exception caught : {exception}");
await context.SendActivityAsync("Sorry, it looks like something went wrong.");
};
});
}
