remove Rx queue. Now all incoming Rx telegrams are processed immediately

src/emsesp.cpp

@@ -219,19 +219,6 @@ void EMSESP::show_ems(uuid::console::Shell & shell) {
 
     shell.println();
 
-    // Rx queue
-    auto rx_telegrams = rxservice_.queue();
-    if (rx_telegrams.empty()) {
-        shell.printfln(F("Rx Queue is empty"));
-    } else {
-        shell.printfln(F("Rx Queue (%ld telegram%s):"), rx_telegrams.size(), rx_telegrams.size() == 1 ? "" : "s");
-        for (const auto & it : rx_telegrams) {
-            shell.printfln(F(" [%02d] %s"), it.id_, pretty_telegram(it.telegram_).c_str());
-        }
-    }
-
-    shell.println();
-
     // Tx queue
     auto tx_telegrams = txservice_.queue();
     if (tx_telegrams.empty()) {
@@ -830,7 +817,6 @@ void EMSESP::loop() {
     }
 
     system_.loop();  // does LED and checks system health, and syslog service
-    rxservice_.loop(); // process what ever is in the rx queue
     shower_.loop();  // check for shower on/off
     sensors_.loop(); // this will also send out via MQTT
     mqtt_.loop();    // sends out anything in the queue via MQTT

src/telegram.cpp

@@ -127,23 +127,6 @@ std::string Telegram::to_string_message() const {
     return Helpers::data_to_hex(this->message_data, this->message_length);
 }
 
-// empty queue, don't process them
-void RxService::flush_rx_queue() {
-    rx_telegrams_.clear();
-    rx_telegram_id_ = 0;
-}
-
-// Rx loop, run as many times as you can
-// processes all telegrams on the queue. Assumes there are valid (i.e. CRC checked)
-void RxService::loop() {
-    while (!rx_telegrams_.empty()) {
-        auto telegram = rx_telegrams_.front().telegram_;
-        (void)EMSESP::process_telegram(telegram); // further process the telegram
-        increment_telegram_count();               // increase count
-        rx_telegrams_.pop_front();                // remove it from the queue
-    }
-}
-
 // add a new rx telegram object
 // data is the whole telegram, assuming last byte holds the CRC
 // length includes the CRC
@@ -225,14 +208,11 @@ void RxService::add(uint8_t * data, uint8_t length) {
     src = EMSESP::check_master_device(src, type_id, true);
 
     // create the telegram
-    auto telegram = std::make_shared<Telegram>(Telegram::Operation::RX, src, dest, type_id, offset, message_data, message_length);
+    rx_telegram = std::make_shared<Telegram>(Telegram::Operation::RX, src, dest, type_id, offset, message_data, message_length);
 
-    // check if queue is full, if so remove top item to make space
+    // process it immediately
-    if (rx_telegrams_.size() >= MAX_RX_TELEGRAMS) {
+    EMSESP::process_telegram(rx_telegram); // further process the telegram
-        rx_telegrams_.pop_front();
+    increment_telegram_count();            // increase count
-    }
-
-    rx_telegrams_.emplace_back(rx_telegram_id_++, std::move(telegram)); // add to queue
 }
 
 //
@@ -280,7 +260,6 @@ void TxService::send() {
     }
 
     // if there's nothing in the queue to transmit, send back a poll and quit
-    // unless tx_mode is 0
     if (tx_telegrams_.empty()) {
         send_poll();
         return;

src/telegram.h

@@ -195,64 +195,39 @@ class EMSbus {
 
 class RxService : public EMSbus {
   public:
-    static constexpr size_t MAX_RX_TELEGRAMS = 10;
-
     RxService()  = default;
     ~RxService() = default;
 
-    void loop();
-
     void add(uint8_t * data, uint8_t length);
 
-    void flush_rx_queue();
-
     uint16_t telegram_count() const {
         return telegram_count_;
     }
 
-    uint16_t telegram_error_count() const {
-        return telegram_error_count_;
-    }
-
     void increment_telegram_count() {
         telegram_count_++;
     }
 
+    uint16_t telegram_error_count() const {
+        return telegram_error_count_;
+    }
+
     void increment_telegram_error_count() {
         telegram_error_count_++;
     }
 
-    class QueuedRxTelegram {
-      public:
-        const uint16_t                        id_;
-        const std::shared_ptr<const Telegram> telegram_;
-
-        ~QueuedRxTelegram() = default;
-        QueuedRxTelegram(uint16_t id, std::shared_ptr<Telegram> && telegram)
-            : id_(id)
-            , telegram_(std::move(telegram)) {
-        }
-    };
-
-    const std::list<QueuedRxTelegram> queue() const {
-        return rx_telegrams_;
-    }
-
   private:
-    uint32_t last_rx_check_        = 0;
-    uint8_t  rx_telegram_id_       = 0; // queue counter
     uint16_t                        telegram_count_       = 0; // # Rx received
     uint16_t                        telegram_error_count_ = 0; // # Rx CRC errors
-
+    std::shared_ptr<const Telegram> rx_telegram;               // the incoming Rx telegram
-    std::list<QueuedRxTelegram> rx_telegrams_;
 };
 
 class TxService : public EMSbus {
   public:
     static constexpr size_t MAX_TX_TELEGRAMS = 20; // size of Tx queue
 
-    static constexpr uint8_t TX_WRITE_FAIL    = 4;
+    static constexpr uint8_t TX_WRITE_FAIL    = 4; // EMS return code for fail
-    static constexpr uint8_t TX_WRITE_SUCCESS = 1;
+    static constexpr uint8_t TX_WRITE_SUCCESS = 1; // EMS return code for success
 
     TxService()  = default;
     ~TxService() = default;
@@ -358,10 +333,7 @@ class TxService : public EMSbus {
 #endif
 
   private:
-    uint8_t  tx_telegram_id_ = 0; // queue counter
+    std::list<QueuedTxTelegram> tx_telegrams_; // the Tx queue
-    uint32_t last_tx_check_  = 0;
-
-    std::list<QueuedTxTelegram> tx_telegrams_;
 
     uint16_t telegram_read_count_  = 0; // # Tx successful reads
     uint16_t telegram_write_count_ = 0; // # Tx successful writes
@@ -371,6 +343,8 @@ class TxService : public EMSbus {
     uint16_t                  telegram_last_post_send_query_; // which type ID to query after a successful send, to read back the values just written
     uint8_t                   retry_count_    = 0;            // count for # Tx retries
 
+    uint8_t                   tx_telegram_id_ = 0;            // queue counter
+
     void send_telegram(const QueuedTxTelegram & tx_telegram);
     void send_telegram(const uint8_t * data, const uint8_t length);
 };

src/version.h

@@ -1 +1 @@
-#define EMSESP_APP_VERSION "2.0.0b12-4"
+#define EMSESP_APP_VERSION "2.0.0b12-5"