Added the Dictionary utility class to handle key value pairs

src/app/CFGDictionary.cpp

@@ -0,0 +1,16 @@
+#include "CFGDictionary.h"
+
+CFGDictionary::CFGDictionary()
+{
+
+}
+
+CFGDictionary::CFGDictionary(const char *parameter, const char *value) : Dictionary(parameter, value)
+{
+
+}
+
+CFGDictionary::~CFGDictionary()
+{
+
+}

src/app/CFGDictionary.h

@@ -0,0 +1,16 @@
+#ifndef CFGDICTIONARY_H
+#define CFGDICTIONARY_H
+
+#include "Dictionary.h"
+
+class CFGDictionary : public Dictionary
+{
+public:
+    CFGDictionary();
+    ~CFGDictionary();
+protected:
+private:
+    CFGDictionary(const char *parameter, const char *value);
+};
+
+#endif //CFGDICTIONARY_H

src/app/Dictionary.cpp

@@ -0,0 +1,199 @@
+#include "Dictionary.h"
+
+Dictionary::Dictionary() :_parameter(NULL), _value(NULL), _next(NULL), _head(NULL)
+{
+  
+}
+
+Dictionary::Dictionary(const char *parameter, const char *value) : Dictionary()
+{
+    //We copy  the parameter and the value
+    _parameter = (char *) malloc((strlen(parameter) * sizeof(char)) + 1); //+1 for the string terminating character
+    _value = (char *) malloc((strlen(value) * sizeof(char)) + 1);
+
+    strcpy(_parameter, parameter);
+    strcpy(_value, value);
+}
+
+Dictionary::Dictionary(Dictionary const& dictionaryToCopy) //Copy constructor needed because of pointers
+{
+    _head = NULL;
+    _next = NULL;
+
+    _parameter = (char *) malloc((strlen(dictionaryToCopy._parameter) * sizeof(char)) + 1); //+1 for the string terminating character
+    _value = (char *) malloc((strlen(dictionaryToCopy._value) * sizeof(char)) + 1);
+    
+    strcpy(_parameter, dictionaryToCopy._parameter);
+    strcpy(_value, dictionaryToCopy._value);
+}
+
+Dictionary::~Dictionary()
+{
+    free(_parameter);
+    _parameter = NULL;
+    free(_value);
+    _value = NULL;
+}
+
+boolean Dictionary::addParameter(const char *parameter, const char *value)
+{
+    Dictionary *dictionaryNode = new Dictionary(parameter, value);
+    return addNewNodeAtTheEnd(dictionaryNode);
+}
+
+Dictionary Dictionary::get(const char *parameter)
+{
+    if(isListEmpty(_head))return Dictionary();
+
+    Dictionary *cursor = _head;
+
+    while(!isListEmpty(cursor))
+    {
+        if(strcmp(cursor->_parameter,parameter) == 0)
+            return *cursor;
+        cursor = cursor->_next;
+    }
+
+    return Dictionary();
+}
+
+Dictionary Dictionary::operator()(const char *parameter)
+{
+    if(isListEmpty(_head))return Dictionary();
+
+    Dictionary *cursor = _head;
+
+    while(!isListEmpty(cursor))
+    {
+        if(strcmp(cursor->_parameter,parameter) == 0)
+            return *cursor;
+        cursor = cursor->_next;
+    }
+
+    return Dictionary();
+}
+
+unsigned int Dictionary::count()
+{
+    unsigned int counter = 0;
+    if(isListEmpty(_head))return counter;
+
+    if(_head->_parameter == NULL && _head->_value == NULL) return 0;
+
+    Dictionary *cursor = _head;
+
+    while(!isListEmpty(cursor))
+    {
+        counter++;
+        cursor = cursor->_next;
+    }
+    return counter;
+}
+
+boolean Dictionary::addNewNodeAtTheEnd(Dictionary *node)
+{
+    if(node == NULL) return false;
+
+    node->_head = _head; //Every node should point to the first node
+    
+    if(_parameter == NULL && _value == NULL)
+    {
+        _parameter = (char *) malloc((strlen(node->_parameter) * sizeof(char)) + 1); //+1 for the string terminating character
+        if(_parameter == NULL)return false;
+        
+        _value = (char *) malloc((strlen(node->_value) * sizeof(char)) + 1);
+        if(_value == NULL)return false;
+        
+        strcpy(_parameter, node->_parameter);
+        strcpy(_value, node->_value);
+
+        delete node;
+        _head = this;
+        
+        return true;
+    }
+
+    if(_next == NULL)
+    {
+        if(strcmp(_parameter, node->_parameter) == 0)//If the same, we replace it
+        {
+            free(_value);
+            _value = (char *) malloc((strlen(node->_value) * sizeof(char)) + 1);
+            if(_value == NULL)return false;
+            strcpy(_value, node->_value);
+            delete node;
+
+            return true;
+        }
+        else //If not the same, we add the new node to the end of the list
+        {
+            _next = node;
+        }
+        return true;
+    }
+    else
+    {
+        if(strcmp(_parameter, node->_parameter) == 0)//If the same, we replace it
+        {
+            free(_value);
+            _value = (char *) malloc((strlen(node->_value) * sizeof(char)) + 1);
+            if(_value == NULL)return false;
+            strcpy(_value, node->_value);
+            delete node;
+
+            return true;
+        }
+    }
+
+    Dictionary *cursor = _head;
+    while(!isListEmpty(cursor->_next))
+    {
+        if(strcmp(cursor->_next->_parameter, node->_parameter) == 0)//If we find the same parameter name, we replace it
+        {
+            free(cursor->_next->_value);
+            cursor->_next->_value = (char *) malloc((strlen(node->_value) * sizeof(char)) + 1);
+            if(cursor->_next->_value == NULL)return false;
+            strcpy(cursor->_next->_value, node->_value);
+            delete node;
+
+            return true;
+        }
+        cursor = cursor->_next;
+    }
+    cursor->_next = node;
+
+    return true;
+}
+
+boolean Dictionary::removeNode(Dictionary *node)
+{
+    if(node == NULL) return false;
+    return true;
+}
+
+void Dictionary::dispose()
+{
+    if(isListEmpty(_head))return;
+
+    Dictionary *cursor = _head, *toDelete(NULL);
+
+    while(!isListEmpty(cursor))
+    {
+        toDelete = cursor;
+        cursor = cursor->_next;
+        if(toDelete != this)
+        {
+            delete toDelete;
+        }
+        else //If its the statically allocated object, just free the strings
+        {
+            free(_parameter);
+            free(_value);
+            
+            _parameter = NULL;
+            _value = NULL;
+        }
+    }
+    _head = NULL;
+    _next = NULL;
+}

src/app/Dictionary.h

@@ -0,0 +1,48 @@
+#ifndef DICTIONARY_H
+#define DICTIONARY_H
+
+#include <stdlib.h>
+#include <string.h>
+#include <Arduino.h>
+
+class Dictionary
+{
+public:
+    ~Dictionary();
+    
+    boolean addParameter(const char *parameter, const char *value);
+    boolean deleteParameter(const char *parameter);
+    Dictionary get(const char *parameter);
+    Dictionary operator()(const char *parameter);
+    unsigned int count();
+    void dispose();
+
+    long longValue() const {return _value == NULL ? 0 : strtol(_value, NULL, 10);}
+    int intValue() const {return (int) (_value == NULL ? 0 : strtol(_value, NULL, 10));}
+    unsigned long uintValue() const {return _value == NULL ? 0 : strtoul(_value, NULL, 10);}
+    const char *stringValue() const {return _value == NULL ? "" : _value;}
+    double doubleValue() const {return _value == NULL ? 0 : strtod(_value, NULL);}
+    float floatValue() const {return _value == NULL ? 0 : strtof(_value, NULL);}
+    boolean booleanValue() const
+    {
+        if(_value == NULL)
+            return false;
+        return strcmp(_value,"true") == false ? true : false;
+    }
+protected:
+    Dictionary();
+    Dictionary(const char *parameter, const char *value);
+    Dictionary(Dictionary const& dictionaryToCopy); //Copy constructor
+
+    boolean addNewNodeAtTheEnd(Dictionary *node);
+    boolean removeNode(Dictionary *node);
+    boolean isListEmpty(Dictionary *node) {return node == NULL;}
+
+    char *_parameter;
+    char *_value;
+    Dictionary *_next;
+    Dictionary *_head;
+private:
+};
+
+#endif //DICTIONARY_H

src/app/app.ino

@@ -2,14 +2,15 @@
 #include "PinMapping.h"
 #include "SAB.h"
 #include "views.h"
+#include "CFGDictionary.h"
 
 SAB sab;
 
 unsigned long currentMs = 0, batteryMs = 0, buttonMs = 0;
-int mySize = 0;
-unsigned char curView = 0;
+int mySize = 3;
 View1Packet v1p = {sab.getRtcManager().getDateTime(), sab.getSdCardManager().getSize(GBYTE), sab.getPowerInfo(),0};
 ViewAPPacket vap = {sab.getConnectivityManager().softAPmacAddress(), sab.getConnectivityManager().softAPSSID(), sab.getConnectivityManager().softAPIP(), sab.getConnectivityManager().softAPgetStationNum()};
+CFGDictionary dico;
 
 void setup() 
 {
@@ -19,7 +20,7 @@ void setup()
   sab.getScreenManager().addView(&(view_1), &v1p, 0);
   sab.getScreenManager().addView(&(view_2), &vap, 1);
   sab.getScreenManager().addView(&(view_3), NULL, 2);
-  sab.getScreenManager().displayView(curView);
+  sab.getScreenManager().displayView(0);
   if(sab.getRtcManager().hasLostPower())
   {
     Serial.println("Clock lost power");
@@ -42,12 +43,22 @@ void loop()
     vap.nbOfCon = sab.getConnectivityManager().softAPgetStationNum();
     
     sab.getScreenManager().displayView();
+    Serial.print(F("View count : "));Serial.println(sab.getScreenManager().getViewCount());
+    
+    //Dico test
+    dico.addParameter("SSID", "ESP8266SwissArmyBoard");
+    dico.addParameter("PASSWORD", "APassWord");
+    Serial.print(F("SSID "));Serial.println(dico("SSID").stringValue());
+    Serial.print(F("PASSWORD "));Serial.println(dico("PASSWORD").stringValue());
+    Serial.print(F("Dico count : "));Serial.println(dico.count());
   }
 
   if(millis() - batteryMs > 10000)
   {
     batteryMs = millis();
     v1p.powerInfo = sab.getPowerInfo();
+    //Dico test
+    dico.dispose();
   }
     
 
@@ -56,9 +67,7 @@ void loop()
     buttonMs = millis();
     Serial.println("Changing view");
     Serial.print("Selected view is : ");Serial.println(sab.getScreenManager().getCurrentViewUID());
-    /*curView++;
-    curView %= 3;*/
+    
     sab.getScreenManager().displayNextView();
   }
-    
 }