LedDisplay/vscode/OmobiLEDdisplayBluetooth/src/OmobiLedDisplay.cpp

#include "OmobiLedDisplay.h"

OmobiLedDisplay::OmobiLedDisplay(String deviceName, const byte ledPin)
{
    this->ledDisplayController = new LedDisplayController(ledPin);

    this->ledDisplayController->setTexts(LedDisplayController::sets_t{
        {// TEXT , SHOWTIME, COLOR, ALIGNMENT, SCROLL, SCROLLNR, ACTIVE
         {"itsblue", 5000, ledDisplayController->Color(0, 0, 255), LedDisplayController::TEXTCENTER, false, 1, true},
         {"", 0, ledDisplayController->Color(0, 0, 255), LedDisplayController::TEXTCENTER, false, 4, false}
        },
        "OK"});

    this->bleServer = new BluetoothLeUartServer(deviceName, "6e400001-b5a3-f393-e0a9-e50e24dcca9e", "6e400002-b5a3-f393-e0a9-e50e24dcca9e", "6e400003-b5a3-f393-e0a9-e50e24dcca9e");
    this->bleServer->setCallbacks(this);
}

void OmobiLedDisplay::onDeviceConnectedChanged(bool deviceConnected)
{
    if (deviceConnected)
        Serial.println("Device connected");
}

void OmobiLedDisplay::onDataReceived(String data)
{
    if (data.startsWith("GET_TEXTS"))
    {
        const size_t capacity = JSON_ARRAY_SIZE(LedDisplayController::text_nr_sets) + LedDisplayController::text_nr_sets * (JSON_OBJECT_SIZE(3) + JSON_OBJECT_SIZE(8));
        DynamicJsonDocument doc(capacity);

        for (int i = 0; i < LedDisplayController::text_nr_sets; i++)
        {
            LedDisplayController::text_set_t textSet = this->ledDisplayController->getTexts().sets[i];
            JsonObject doc_0 = doc.createNestedObject();
            doc_0["active"] = textSet.active;
            doc_0["alignment"] = textSet.align;

            JsonObject doc_0_color = doc_0.createNestedObject("color");
            doc_0_color["r"] = 0;
            doc_0_color["g"] = 0;
            doc_0_color["b"] = 0;

            doc_0["runtime"] = textSet.time_ms;
            doc_0["scroll"] = textSet.text_scroll;
            doc_0["scrollCount"] = textSet.text_scroll_pass;
            doc_0["scrollSpeed"] = 5;
            doc_0["text"] = textSet.text;
        }

        String json;
        serializeJson(doc, json);
        this->bleServer->sendData("GET_TEXTS:" + json);
    }
    else if (data.startsWith("SET_TEXTS:"))
    {
        const size_t capacity = JSON_ARRAY_SIZE(LedDisplayController::text_nr_sets) + LedDisplayController::text_nr_sets * JSON_OBJECT_SIZE(8) + 270;
        DynamicJsonDocument doc(capacity);

        data.replace("SET_TEXTS:", "");
        Serial.println("Got new SET TEXT:" + data);
        // TODO: handle Error!
        DeserializationError err = deserializeJson(doc, data);

        Serial.println("deserialization result: " + String(err.c_str()));

        if(err != DeserializationError::Ok)
            return;

        JsonArray textsArray = doc.as<JsonArray>();

        LedDisplayController::sets_t textSets;
        strncpy(textSets.valid, "OK", sizeof(textSets.valid));

        for (int i = 0; i < textsArray.size(); i++)
        {
            Serial.println(" | Processing index " + String(i));

            if (i >= LedDisplayController::text_nr_sets)
                break;

            JsonObject textObject = textsArray[i].as<JsonObject>();

            if(
                !textObject.containsKey("text") || 
                !textObject.containsKey("runtime") || 
                //!textObject.containsKey("color") ||
                !textObject.containsKey("scroll") ||
                !textObject.containsKey("scrollCount") ||
                !textObject.containsKey("active") ||
                !textObject.containsKey("alignment")
                )
                continue;

            LedDisplayController::text_set_t textSet;

            const char* text = textObject["text"];
            strncpy(textSet.text, text, sizeof(textSet.text));

            uint16_t runtime = textObject["runtime"];
            textSet.time_ms = runtime;

            //JsonObject colorObject = textObject["color"].as<JsonObject>();
            //uint16_t color = this->ledDisplayController->Color(colorObject["r"], colorObject["color"]["g"], colorObject["color"]["b"]);
            //textSet.color = color;

            bool scroll = textObject["scroll"];
            textSet.text_scroll = scroll;

            uint16_t scrollCount = textObject["scrollCount"];
            textSet.text_scroll_pass = scrollCount;

            bool active = textObject["active"];
            textSet.active = active;

            int alignment = textObject["alignment"];
            textSet.align = LedDisplayController::text_align_t(alignment);

            Serial.println(
                " | Got set: text: " + String(textSet.text) + 
                " time: " + String(textSet.time_ms) +
                " color: " + String(textSet.color) + 
                " scroll: " + String(textSet.text_scroll) +
                " scrollCount: " + String(textSet.text_scroll_pass) +
                " active: " + String(textSet.active)
            );
            

            textSets.sets[i] = textSet;
        }

        this->ledDisplayController->setTexts(textSets);

        this->bleServer->sendData("SET_TEXTS:OK");
    }
    else if (data.startsWith("GET_BRIGHTNESS"))
        this->bleServer->sendData("GET_BRIGHTNESS:5");
    else if (data.startsWith("SET_BRIGHTNESS:"))
        this->bleServer->sendData("SET_BRIGHTNESS:OK");
}