password - check solving problem

homework/password-check/validation.cpp

@@ -1,2 +1,60 @@
 #include "validation.hpp"
-// TODO: Put implementations here
+#include <algorithm>
+
+bool doPasswordsMatch(const std::string& pass1, const std::string& pass2){
+    if (pass1 == pass2){
+        return true;
+    }
+    else{
+      return false;
+    }
+}
+
+bool checkSpecialChar(const std::string& pass) {
+    static const std::string special_chars = "!@#$%^&*()_-+=`~:;<,>.|";
+    return pass.find_first_of(special_chars) != std::string::npos;
+}
+
+ErrorCode checkPasswordRules(const std::string& pass) {
+    if (std::none_of(pass.begin(), pass.end(), ::isupper)) {
+        return ErrorCode::PasswordNeedsAtLeastOneUppercaseLetter;
+    } else if (std::none_of(pass.begin(), pass.end(), ::isdigit)) {
+        return ErrorCode::PasswordNeedsAtLeastOneNumber;
+    } else if (!checkSpecialChar(pass)) {
+        return ErrorCode::PasswordNeedsAtLeastOneSpecialCharacter;
+    } else if (pass.length() < 9) {
+        return ErrorCode::PasswordNeedsAtLeastNineCharacters;
+    }
+    else {
+        return ErrorCode::Ok;
+    }
+}
+
+
+ErrorCode checkPassword(const std::string& pass, const std::string& repPass){
+    if (doPasswordsMatch(pass, repPass)){
+        return checkPasswordRules(pass);
+    }
+    else{
+        return ErrorCode::PasswordsDoNotMatch;
+    }
+}
+
+std::string getErrorMessage(const ErrorCode& errorNum){
+    switch(errorNum){
+        case ErrorCode::Ok:
+            return "Ok";
+        case ErrorCode::PasswordNeedsAtLeastNineCharacters:
+            return "Password needs to have at least nine characters";
+        case ErrorCode::PasswordNeedsAtLeastOneNumber:
+            return "Password needs to have at least one number";
+        case ErrorCode::PasswordNeedsAtLeastOneSpecialCharacter:
+            return "Password needs to have at least one special character";
+        case ErrorCode::PasswordNeedsAtLeastOneUppercaseLetter:
+            return "Password needs to have at least one uppercase letter";
+        case ErrorCode::PasswordsDoNotMatch:
+            return "Passwords do not match";
+        default:
+            return "Unknown error";
+    }
+}

homework/password-check/validation.hpp

@@ -1,2 +1,20 @@
 // TODO: I'm empty :) Put enum and function headers here.
-// Don't forget the header guard - #pragma once
+// Don't forget the header guard - #pragma once
+
+#pragma once
+#include <string>
+
+enum class ErrorCode{
+    Ok,
+    PasswordNeedsAtLeastNineCharacters,
+    PasswordNeedsAtLeastOneNumber,
+    PasswordNeedsAtLeastOneSpecialCharacter,
+    PasswordNeedsAtLeastOneUppercaseLetter,
+    PasswordsDoNotMatch
+};
+
+std::string getErrorMessage(const ErrorCode& EnumCode);
+bool doPasswordsMatch(const std::string& pass1, const std::string& pass2);
+ErrorCode checkPasswordRules(const std::string& pass);
+ErrorCode checkPassword(const std::string& pass, const std::string& repPass);
+bool checkSpecialChar(const std::string& pass);