replace unordered_map with map, less heap

src/core/command.h

@@ -19,7 +19,7 @@
 #ifndef EMSESP_COMMAND_H_
 #define EMSESP_COMMAND_H_
 
-#include <unordered_map>
+#include <map>
 
 #include "console.h"
 #include <esp32-psram.h>
@@ -153,7 +153,7 @@ class Command {
 
 class SUrlParser {
   private:
-    std::unordered_map<std::string, std::string> m_keysvalues;
+    std::map<std::string, std::string> m_keysvalues;
     std::vector<std::string>           m_folders;
 
   public:
@@ -166,7 +166,7 @@ class SUrlParser {
         return m_folders;
     };
 
-    std::unordered_map<std::string, std::string> & params() {
+    std::map<std::string, std::string> & params() {
         return m_keysvalues;
     };
 

src/core/emsdevice.cpp

@@ -1721,7 +1721,7 @@ void EMSdevice::get_value_json(JsonObject json, DeviceValue & dv) {
 // generate Prometheus metrics format from device values
 std::string EMSdevice::get_metrics_prometheus(const int8_t tag) {
     std::string                 result;
-    std::unordered_map<std::string, bool> seen_metrics;
+    std::map<std::string, bool> seen_metrics;
 
     // Helper function to check if a device value type is supported for Prometheus metrics
     auto is_supported_type = [](uint8_t type) -> bool {

src/core/emsdevice.h

@@ -26,7 +26,7 @@
 #include "emsdevicevalue.h"
 
 #include <esp32-psram.h>
-#include <unordered_map>
+#include <map>
 
 namespace emsesp {
 

src/core/emsesp.h

@@ -24,7 +24,7 @@
 #include <string>
 #include <functional>
 #include <deque>
-#include <unordered_map>
+#include <map>
 #include <list>
 
 #include <ArduinoJson.h>

src/core/emsfactory.h

@@ -20,7 +20,7 @@
 #define EMSESP_EMSFACTORY_H_
 
 #include <memory> // for unique_ptr
-#include <unordered_map>
+#include <map>
 
 // Forward declaration
 namespace emsesp {
@@ -45,7 +45,7 @@ class EMSFactory {
         reg[device_type] = factory;
     }
 
-    using FactoryMap = std::unordered_map<uint8_t, EMSFactory *>;
+    using FactoryMap = std::map<uint8_t, EMSFactory *>;
 
     // returns all registered classes (really only for debugging)
     static auto device_handlers() -> const FactoryMap & {

src/core/system.cpp

@@ -1762,7 +1762,7 @@ void System::get_value_json(JsonObject output, const std::string & circuit, cons
 // generate Prometheus metrics format from system values
 std::string System::get_metrics_prometheus() {
     std::string                 result;
-    std::unordered_map<std::string, bool> seen_metrics;
+    std::map<std::string, bool> seen_metrics;
 
     result.reserve(16000);
 

src/devices/connect.h

@@ -68,7 +68,7 @@ class Connect : public EMSdevice {
     bool set_childlock(const char * value, const int8_t id);
     bool set_icon(const char * value, const int8_t id);
 
-    std::vector<std::shared_ptr<Connect::RoomCircuit>> room_circuits_;
+    std::vector<std::shared_ptr<Connect::RoomCircuit>, AllocatorPSRAM<std::shared_ptr<Connect::RoomCircuit>>> room_circuits_;
 
     void    process_OutdoorTemp(std::shared_ptr<const Telegram> telegram);
     void    process_RCTime(std::shared_ptr<const Telegram> telegram);