#pragma once

#include <AsyncMqttClient.h>
#include <ArduinoJson.h>
#include "devices.h"


#define MQTT_HOST IPAddress(192, 168, 5, 11)
#define MQTT_PORT 1883

namespace Mqtt {

    AsyncMqttClient client;

    Task tReConnect(5 * TASK_MINUTE, TASK_FOREVER, []{
        Serial.println("Connecting to MQTT...");
        client.connect();
    }, &ts);
    void publishInit();
    Task tPublishInit(TASK_IMMEDIATE, TASK_ONCE, publishInit, &ts);

    const char* mainTopic = "homeassistant/+/rc-gateway/#";

    void disconnect() {
        client.unsubscribe(mainTopic);
        client.disconnect();
    }

    uint16_t publish(const char* topic, const char* message) {
        return client.publish(topic, 0, true, message);
    }

    void publishInit() {
        Ha::publisher = publish;
        Component::components.forEach([](Component* c) { c->publishConfig(); });
        AbstractBuilder::deleteAll();
        ts.deleteTask(tPublishInit);
    }

    void publishCleanupConfig() {
        Component::components.forEach([](Component* c) { c->publishCleanupConfig(); });
    }

    void onMessage(char* topic, char* payload, AsyncMqttClientMessageProperties properties, size_t len, size_t index, size_t total) {
        char msg[len + 1];
        memcpy(msg, payload, len);
        msg[len] = 0;
        Command* cmd = Command::mapCommands[string{ topic }];
        if (cmd) cmd->onCommand(msg);
    }

    void setup() {
        client.onConnect([](bool sessionPresent) {
            tPublishInit.enable();
            client.subscribe(mainTopic, 0);
            tReConnect.disable();
            Serial.println("Connected to MQTT");
            turnLed(BLUE_LED, false);
            });
        client.onDisconnect([](AsyncMqttClientDisconnectReason reason) {
            tReConnect.enableDelayed();
            Serial.println("Disconnected from MQTT");
            turnLed(BLUE_LED);
            });
        client.onMessage(onMessage);
        client.setServer(MQTT_HOST, MQTT_PORT);
    }
}