Add parsing JSON for State Sensor PDR

According to spec DSP0248_1.2.0: 28.6 and sensor_pdr.json, parse JSON
and generate PDR structure.

Tested with JSON file:
https://gist.github.com/lxwinspur/6a40abea7330c25e4d49826e890c4be9

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: I654913b6fa07f34f405f7dd41a5f1ac0ae2706fb
diff --git a/libpldmresponder/platform.hpp b/libpldmresponder/platform.hpp
index 5cf2534..06496dc 100644
--- a/libpldmresponder/platform.hpp
+++ b/libpldmresponder/platform.hpp
@@ -137,33 +137,42 @@
     }
 
     /** @brief Add D-Bus mapping and value mapping(stateId to D-Bus) for the
-     *         effecterId. If the same id is added, the previous dbusObjs will
+     *         Id. If the same id is added, the previous dbusObjs will
      *         be "over-written".
      *
-     *  @param[in] effecterId - effecter id
+     *  @param[in] Id - effecter/sensor id
      *  @param[in] dbusObj - list of D-Bus object structure and list of D-Bus
      *                       property value to attribute value
+     *  @param[in] typeId - the type id of enum
      */
     void addDbusObjMaps(
-        uint16_t effecterId,
-        std::tuple<pdr_utils::DbusMappings, pdr_utils::DbusValMaps> dbusObj);
+        uint16_t id,
+        std::tuple<pdr_utils::DbusMappings, pdr_utils::DbusValMaps> dbusObj,
+        TypeId typeId = TypeId::PLDM_EFFECTER_ID);
 
-    /** @brief Retrieve an effecter id -> D-Bus objects mapping
+    /** @brief Retrieve an id -> D-Bus objects mapping
      *
-     *  @param[in] effecterId - effecter id
+     *  @param[in] Id - id
+     *  @param[in] typeId - the type id of enum
      *
      *  @return std::tuple<pdr_utils::DbusMappings, pdr_utils::DbusValMaps> -
      *          list of D-Bus object structure and list of D-Bus property value
      *          to attribute value
      */
     const std::tuple<pdr_utils::DbusMappings, pdr_utils::DbusValMaps>&
-        getDbusObjMaps(uint16_t effecterId) const;
+        getDbusObjMaps(uint16_t id,
+                       TypeId typeId = TypeId::PLDM_EFFECTER_ID) const;
 
     uint16_t getNextEffecterId()
     {
         return ++nextEffecterId;
     }
 
+    uint16_t getNextSensorId()
+    {
+        return ++nextSensorId;
+    }
+
     /** @brief Parse PDR JSONs and build PDR repository
      *
      *  @param[in] dBusIntf - The interface object
@@ -340,7 +349,7 @@
         try
         {
             const auto& [dbusMappings, dbusValMaps] =
-                dbusObjMaps.at(effecterId);
+                effecterDbusObjMaps.at(effecterId);
             for (uint8_t currState = 0; currState < compEffecterCnt;
                  ++currState)
             {
@@ -412,7 +421,9 @@
   private:
     pdr_utils::Repo pdrRepo;
     uint16_t nextEffecterId{};
-    DbusObjMaps dbusObjMaps{};
+    uint16_t nextSensorId{};
+    DbusObjMaps effecterDbusObjMaps{};
+    DbusObjMaps sensorDbusObjMaps{};
     HostPDRHandler* hostPDRHandler;
     events::StateSensorHandler stateSensorHandler;
     fru::Handler* fruHandler;