Fix #18024: Confusing error message on loading incompatible .park files (#18837)

Now shows the version the current build supports, and doesn’t mention the minimum version if it’s equal to the target version.

data/language/en-GB.txt

@@ -3593,9 +3593,9 @@ STR_6487    :Hide staff toggle
 STR_6488    :{RED}Guests are complaining about the length of the queues in your park.{NEWLINE}Consider shortening problematic queues, or increasing the rides’ throughput.
 STR_6489    :Error: Incompatible Park Version
 STR_6490    :Warning: Semi-compatible Park Version
-STR_6491    :This park was saved in a later version of OpenRCT2. Park is v{INT32} and requires at least v{INT32}.
+STR_6491    :This park was saved in a later version of OpenRCT2. The park was saved in v{INT32} and requires at least v{INT32}. You are currently on v{INT32}.
 STR_6492    :This park was saved in an old version of OpenRCT2, and can not be opened with this version of OpenRCT2. Park is v{INT32}.
-STR_6493    :This park was saved in a later version of OpenRCT2, some data may be lost. Park is v{INT32} and requires at least v{INT32}.
+STR_6493    :This park was saved in a later version of OpenRCT2, some data may be lost. The park was saved in v{INT32}. You are currently on v{INT32}.
 STR_6494    :Group by ride type
 STR_6495    :Group rides by ride types instead of showing each vehicle separately.
 STR_6496    :{WINDOW_COLOUR_2}{STRINGID}
@@ -3638,6 +3638,7 @@ STR_6532    :Katy’s Dreamworld
 STR_6533    :{WINDOW_COLOUR_2}Excitement Factor: {BLACK}-{COMMA16}%
 STR_6534    :{WINDOW_COLOUR_2}Intensity Factor: {BLACK}-{COMMA16}%
 STR_6535    :{WINDOW_COLOUR_2}Nausea Factor: {BLACK}-{COMMA16}%
+STR_6536    :This park was saved in a later version of OpenRCT2. The park was saved in v{INT32}, you are currently on v{INT32}.
 
 #############
 # Scenarios #

distribution/changelog.txt

@@ -9,6 +9,7 @@
 - Feature: [objects#225] Add log cabin roofs.
 - Feature: [OpenMusic#14, OpenMusic#15, OpenMusic#18] Added Galaxy, Acid and Dodgems ride music styles.
 - Improved: [#18013, #18016, #18018, #18019, #18514, objects#224] Added colour presets to Spiral Slide, Dodgems, Boat Hire, Flying Saucers, and Car Ride.
+- Improved: [#18024] Clearer error messages when loading incompatible .park files.
 - Improved: [#18192] Tycoon Park has been added to the Extras tab.
 - Improved: [#18214] Competition scenarios have received their own section.
 - Improved: [#18250] Added modern style file and folder pickers on Windows.

src/openrct2/Context.cpp

@@ -708,8 +708,8 @@ namespace OpenRCT2
                 {
                     auto windowManager = _uiContext->GetWindowManager();
                     auto ft = Formatter();
-                    ft.Add<uint32_t>(result.MinVersion);
                     ft.Add<uint32_t>(result.TargetVersion);
+                    ft.Add<uint32_t>(OpenRCT2::PARK_FILE_CURRENT_VERSION);
                     windowManager->ShowError(STR_WARNING_PARK_VERSION_TITLE, STR_WARNING_PARK_VERSION_MESSAGE, ft);
                 }
                 else if (HasObjectsThatUseFallbackImages())
@@ -769,9 +769,19 @@ namespace OpenRCT2
                 }
                 else*/
                 {
-                    ft.Add<uint32_t>(e.MinVersion);
-                    ft.Add<uint32_t>(e.TargetVersion);
-                    windowManager->ShowError(STR_ERROR_PARK_VERSION_TITLE, STR_ERROR_PARK_VERSION_TOO_NEW_MESSAGE, ft);
+                    if (e.MinVersion == e.TargetVersion)
+                    {
+                        ft.Add<uint32_t>(e.TargetVersion);
+                        ft.Add<uint32_t>(OpenRCT2::PARK_FILE_CURRENT_VERSION);
+                        windowManager->ShowError(STR_ERROR_PARK_VERSION_TITLE, STR_ERROR_PARK_VERSION_TOO_NEW_MESSAGE_2, ft);
+                    }
+                    else
+                    {
+                        ft.Add<uint32_t>(e.TargetVersion);
+                        ft.Add<uint32_t>(e.MinVersion);
+                        ft.Add<uint32_t>(OpenRCT2::PARK_FILE_CURRENT_VERSION);
+                        windowManager->ShowError(STR_ERROR_PARK_VERSION_TITLE, STR_ERROR_PARK_VERSION_TOO_NEW_MESSAGE, ft);
+                    }
                 }
             }
             catch (const std::exception& e)

src/openrct2/localisation/StringIds.h

@@ -3926,6 +3926,8 @@ enum : uint16_t
     STR_INTENSITY_FACTOR_NEGATIVE = 6534,
     STR_NAUSEA_FACTOR_NEGATIVE = 6535,
 
+    STR_ERROR_PARK_VERSION_TOO_NEW_MESSAGE_2 = 6536,
+
     // Have to include resource strings (from scenarios and objects) for the time being now that language is partially working
     /* MAX_STR_COUNT = 32768 */ // MAX_STR_COUNT - upper limit for number of strings, not the current count strings
 };