Update validation.cpp

homework/password-check/validation.cpp

@@ -1,2 +1,56 @@
 #include "validation.hpp"
-// TODO: Put implementations here
+std::string getErrorMessage(ErrorCode error) {
+    switch (error) {
+        default:
+            return "";
+
+        case ErrorCode::Ok:
+            return "Ok";
+
+        case ErrorCode::PasswordNeedsAtLeastNineCharacters:
+            return "PasswordNeedsAtLeastNineCharacters";
+
+        case ErrorCode::PasswordNeedsAtLeastOneNumber:
+            return "PasswordNeedsAtLeastOneNumber";
+
+        case ErrorCode::PasswordNeedsAtLeastOneSpecialCharacter:
+            return "PasswordNeedsAtLeastOneSpecialCharacter";
+
+        case ErrorCode::PasswordNeedsAtLeastOneUppercaseLetter:
+            return "PasswordNeedsAtLeastOneUppercaseLetter";
+
+        case ErrorCode::PasswordsDoNotMatch:
+            return "PasswordsDoNotMatch";
+    }
+}
+
+bool doPasswordsMatch(const std::string &password1, const std::string &password2) {
+    if (password1 == password2) {
+        return true;
+    } else {
+        return false;
+    }
+}
+
+ErrorCode checkPasswordRules(const std::string &password) {
+    //        first i will try to check if theres at least 9 characters
+    if (password.length() < 9) {
+        return ErrorCode::PasswordNeedsAtLeastNineCharacters;
+    }
+    //    if predycate if there is none of the numbers rerturn errorcode
+    else if (std::none_of(password.begin(), password.end(), [](char c) { return std::isdigit(c); })) {
+        return ErrorCode::PasswordNeedsAtLeastOneNumber;
+    } else if (std::none_of(password.begin(), password.end(), [](char c) { return std::isupper(c); })) {
+        return ErrorCode::PasswordNeedsAtLeastOneUppercaseLetter;
+    } else if (std::none_of(password.begin(), password.end(), [](char c) { return std::ispunct(c); })) {
+        return ErrorCode::PasswordNeedsAtLeastOneSpecialCharacter;
+    } else
+        return ErrorCode::Ok;
+}
+
+ErrorCode checkPassword(const std::string &password1, const std::string &password2) {
+    if (doPasswordsMatch(password1, password2))
+        return checkPasswordRules(password1);
+    else
+        return ErrorCode::PasswordsDoNotMatch;
+}