public void ConfigureCommands(IMqttApplicationBuilder mqttApplicationBuilder)
{
var topicHandlers = EntityConfigurations
.SelectMany(x => x.EntityConfiguration.CommandHandlers.Select(y => (configuration: x, commandHandler: y)))
.GroupBy(x => (topicPattern: x.commandHandler.GetTopicPattern(x.configuration.EntityConfiguration.EntityDefinition), qualityOfServiceLevel: x.configuration.EntityConfiguration.DiscoveryMessageQualityOfServiceLevel))
.ToDictionary(x => x.Key, x => x.ToArray());
foreach (var topicHandler in topicHandlers)
{
var topicPattern = topicHandler.Key.topicPattern;
var qualityOfServiceLevel = topicHandler.Key.qualityOfServiceLevel;
mqttApplicationBuilder.Map(
topicPattern,
async ctx =>
{
var payload = ctx.GetPayloadAsString();
// Logger.LogInformation("> [{topic}] {payload}", ctx.Topic, payload);
foreach (var(cfg, handler) in topicHandler.Value)
{
var commandContext = new MqttCommandContext <TEntity, TEntityDefinition>(ctx, cfg.EntityConfiguration.Entity, cfg.EntityConfiguration.EntityDefinition);
var result = await handler.ProcessCommand(commandContext, payload);
if (result)
{
return(true);
}
}
return(false);
},
qualityOfServiceLevel);
}
}
public void ConfigureMqttApplication(IMqttApplicationBuilder mqttApplicationBuilder)
{
foreach (var ebm in this.EntityBindingManagers)
{
ebm.ConfigureCommands(mqttApplicationBuilder);
}
}
public static IMqttApplicationBuilder UseProcessor <TProcessor>(
this IMqttApplicationBuilder mqttApplicationBuilder
)
where TProcessor : IMqttRequestProcessor
{
mqttApplicationBuilder.Use(async context =>
{
var processor = context.ServiceProvider.GetRequiredService <TProcessor>();
return(await processor.ProcessRequest(context));
});
return(mqttApplicationBuilder);
}
public static IMqttApplicationBuilder MapProcessor <TProcessor, TTopicParameters>(
this IMqttApplicationBuilder mqttApplicationBuilder,
string topicPattern,
Func <TTopicParameters, bool> parametersPredicate = null,
Action <ITopicBinderFactoryBuilder <TTopicParameters> > topicBinderFactoryBuilderConfigurator = null,
MqttQualityOfServiceLevel?qualityOfServiceLevel = null,
bool?noLocal = null,
bool?retainAsPublished = null,
MqttRetainHandling?retainHandling = null)
where TProcessor : IMqttRequestProcessor <TTopicParameters>
where TTopicParameters : class, new()
{
var topicBinder = CreateTopicBinder(topicPattern, topicBinderFactoryBuilderConfigurator);
return(mqttApplicationBuilder.Map(
topicPattern,
async context =>
{
if (topicBinder.IsMatch(context.Topic))
{
TTopicParameters parameters;
try
{
parameters = topicBinder.Bind(context.Topic);
}
catch
{
return false;
}
if (parametersPredicate?.Invoke(parameters) ?? true)
{
var parameterizedContext = new MqttRequestContext <TTopicParameters>(context, parameters);
var processor = context.ServiceProvider.GetRequiredService <TProcessor>();
return await processor.ProcessRequest(parameterizedContext);
}
}
return false;
},
qualityOfServiceLevel,
noLocal,
retainAsPublished,
retainHandling));
}
public static IMqttApplicationBuilder Map <TTopicParameters>(
this IMqttApplicationBuilder mqttApplicationBuilder,
string topicPattern,
MqttRequestDelegate <TTopicParameters> middleware,
Func <TTopicParameters, bool> parametersPredicate = null,
Action <ITopicBinderFactoryBuilder <TTopicParameters> > topicBinderFactoryBuilderConfigurator = null,
MqttQualityOfServiceLevel?qualityOfServiceLevel = null,
bool?noLocal = null,
bool?retainAsPublished = null,
MqttRetainHandling?retainHandling = null)
where TTopicParameters : class, new()
{
var topicBinder = CreateTopicBinder(topicPattern, topicBinderFactoryBuilderConfigurator);
return(mqttApplicationBuilder.Map(
topicPattern,
async context =>
{
if (topicBinder.IsMatch(context.Topic))
{
TTopicParameters parameters;
try
{
parameters = topicBinder.Bind(context.Topic);
}
catch
{
return false;
}
if (parametersPredicate?.Invoke(parameters) ?? true)
{
var ctx = new MqttRequestContext <TTopicParameters>(context, parameters);
return await middleware.Invoke(ctx);
}
}
return false;
},
qualityOfServiceLevel,
noLocal,
retainAsPublished,
retainHandling));
}
public static IMqttApplicationBuilder MapProcessor <TProcessor>(
this IMqttApplicationBuilder mqttApplicationBuilder,
string topicPattern,
TProcessor processor,
MqttQualityOfServiceLevel?qualityOfServiceLevel = null,
bool?noLocal = null,
bool?retainAsPublished = null,
MqttRetainHandling?retainHandling = null
)
where TProcessor : IMqttRequestProcessor
{
return(mqttApplicationBuilder.Map(
topicPattern,
async context => await processor.ProcessRequest(context),
qualityOfServiceLevel,
noLocal,
retainAsPublished,
retainHandling));
}
public static IMqttApplicationBuilder UseDefault(this IMqttApplicationBuilder mqttApplicationBuilder)
{
mqttApplicationBuilder.Use(_ => Task.FromResult(true));
return(mqttApplicationBuilder);
}
public void ConfigureMqttApplication(IMqttApplicationBuilder mqttApplicationBuilder)
{
mqttApplicationBuilder.Map(
$"test/builder_{BuilderNumber}/build_{BuildCount++}",
MqttRequestDelegateHelper.Throws(() => new Exception($"{InvocationCount++}")));
}
public void Configure(IMqttApplicationBuilder mqttApplicationBuilder)
{
ConfigureCommands(DeviceTriggerConfigurations, mqttApplicationBuilder);
ConfigureCommands(LockConfigurations, mqttApplicationBuilder);
ConfigureCommands(SwitchConfigurations, mqttApplicationBuilder);
}
public void ConfigureMqttApplication(IMqttApplicationBuilder mqttApplicationBuilder)
{
Configurator?.Invoke(mqttApplicationBuilder);
}
