before using User lib

.vscode/settings.json

@@ -49,7 +49,38 @@
         "stdexcept": "cpp",
         "streambuf": "cpp",
         "cinttypes": "cpp",
-        "typeinfo": "cpp"
+        "typeinfo": "cpp",
+        "any": "cpp",
+        "bitset": "cpp",
+        "cfenv": "cpp",
+        "charconv": "cpp",
+        "chrono": "cpp",
+        "codecvt": "cpp",
+        "complex": "cpp",
+        "condition_variable": "cpp",
+        "coroutine": "cpp",
+        "csetjmp": "cpp",
+        "csignal": "cpp",
+        "ctime": "cpp",
+        "cuchar": "cpp",
+        "forward_list": "cpp",
+        "unordered_set": "cpp",
+        "ratio": "cpp",
+        "regex": "cpp",
+        "fstream": "cpp",
+        "future": "cpp",
+        "iomanip": "cpp",
+        "iostream": "cpp",
+        "mutex": "cpp",
+        "numbers": "cpp",
+        "scoped_allocator": "cpp",
+        "shared_mutex": "cpp",
+        "span": "cpp",
+        "stop_token": "cpp",
+        "thread": "cpp",
+        "typeindex": "cpp",
+        "valarray": "cpp",
+        "variant": "cpp"
     },
     "C_Cpp.errorSquiggles": "Disabled"
 }

platformio.ini

@@ -16,3 +16,5 @@ lib_deps =
 	xreef/PCF8574 library@^2.2.1
 	marcoschwartz/LiquidCrystal_I2C@^1.1.4
 	miguelbalboa/MFRC522@^1.4.9
+	me-no-dev/ESP Async WebServer@^1.2.3
+	bblanchon/ArduinoJson@^6.18.5

src/Interface.cpp

@@ -92,7 +92,7 @@ void Interface::render()
             this->_lcd.clear();
             this->_lcd.print("Please enter Pin");
             this->_lcd.setCursor(0, 1);
-            this->_pin_number.concat(this->_keyboard->getString());
+            this->_pin_number = this->_keyboard->getString();
             this->_lcd.print("Pin: " + _pin_number);
             this->_display_state = 2;
             this->_displayUpdate = false;

src/Users.cpp

@@ -0,0 +1,24 @@
+#include "Users.h"
+
+Users::Users(/* args */)
+{
+    this->userdb.insert(user_account{.uid = 012345, .first_name = "John", .last_name = "Doe", .rfid_uid = "8C 75 6C 17", .user_pin = "2424"});
+    this->userdb.insert(user_account{.uid = 010202, .first_name = "Max", .last_name = "Mustermann and Sons", .rfid_uid = "D3 4E 03 0B", .user_pin = "1212"});
+}
+
+Users::~Users()
+{
+}
+bool Users::checkPin(String pin_code, std::vector<Users::User> *logon_users)
+{
+    std::copy_if(this->userdb.begin(), this->userdb.end(), inserter(*logon_users,logon_users->end()), [=](user_account user)
+                 { return pin_code == user.user_pin; });
+    return (logon_users->size()>0);
+}
+
+bool Users::checkRfid(String rfid_code, std::vector<Users::User> *logon_users)
+{
+    std::copy_if(this->userdb.begin(), this->userdb.end(), inserter(*logon_users,logon_users->end()), [=](user_account user)
+                 { return rfid_code == user.rfid_uid; });
+    return (logon_users->size()>0);
+}

src/Users.h

@@ -0,0 +1,27 @@
+#pragma once
+#include <Arduino.h>
+#include <set>
+#include <vector>
+class Users
+{
+typedef struct User
+{
+    unsigned long uid;
+    String first_name;
+    String last_name;
+    String rfid_uid;
+    String user_pin;
+    bool operator < (const User &o) const { return uid <o.uid; }
+    bool operator == (const User &o) const { return uid ==o.uid; }
+} user_account;
+
+private:
+    std::set<User> userdb;
+
+    /* data */
+public:
+    Users(/* args */);
+    ~Users();
+    bool checkRfid(String rfid_code, std::vector<Users::User> *logon_users);
+    bool checkPin(String pin_code, std::vector<Users::User> *logon_users);
+};

src/main.cpp

@@ -4,8 +4,9 @@
 #include "Keyboard.h"
 #include "Rfid.h"
 #include "Interface.h"
+#include <ESP8266WiFi.h>
 #include <vector>
-
+#include "Users.h"
 // Rfid
 Rfid rfid;
 // i2C Bus
@@ -14,6 +15,10 @@ Rfid rfid;
 
 Keyboard keyboard(200);
 Interface iface;
+// Wifi control
+IPAddress local_IP(192,168,4,22);
+IPAddress gateway(192,168,4,9);
+IPAddress subnet(255,255,255,0);
 
 // User DB
 
@@ -30,7 +35,9 @@ void setup()
 {
 	Serial.begin(9600);
 	Serial.print("Starting");
-	delay(500);
+	Serial.println(WiFi.softAPConfig(local_IP, gateway, subnet) ? "Ready" : "Failed!");
+	Serial.println(WiFi.softAP("Doorlock") ? "Ready" : "Failed!");
+	//delay(500);
 	keyboard.begin(&Wire);
 	rfid.begin();
 	iface.begin(&keyboard);
@@ -42,28 +49,27 @@ void loop()
 {
 	keyboard.scanAsync();
 	rfid.scan();
+	std::vector<user_account> logon_users;
 	if (iface.pinAvailable())
 	{
 		String entered_pin = iface.getPin();
-		std::for_each(userdb.begin(), userdb.end(), [=](user_account user)
+		std::copy_if(userdb.begin(), userdb.end(), std::back_inserter(logon_users), [=](user_account user)
-					  {
+					 { return entered_pin == user.user_pin; });
-						  if (entered_pin == user.user_pin)
+		if (logon_users.size() == 0)
-						  {
+			iface.showMessage("Login failed!", "-> Pin incorrect",3000);
-							  iface.greetUser(user.first_name + " " + user.last_name);
 	}
-					  });
-	}
-	std::cop
 	else if (rfid.available())
 	{
 		String rfid_card_uid = rfid.getID();
-		std::for_each(userdb.begin(), userdb.end(), [=](user_account user)
+		std::copy_if(userdb.begin(), userdb.end(), std::back_inserter(logon_users), [=](user_account user)
-					  {
+					 { return rfid_card_uid == user.rfid_uid; });
-						  if (rfid_card_uid == user.rfid_uid)
+		if (logon_users.size() == 0)
-						  {
+			iface.showMessage("Login failed!", "-> Unkown Card",3000);
-							  iface.greetUser(user.first_name + " " + user.last_name);
 	}
-					  });
+	if (logon_users.size() > 0)
+	{
+		iface.greetUser(logon_users[0].first_name + " " + logon_users[0].last_name);
+		logon_users.clear();
 	}
 	iface.render();
 }