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Game saving and loading

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This commit is contained in:
Marco 2025-04-04 10:40:02 +02:00
commit 73b0847948
9 changed files with 83 additions and 26 deletions
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44
Scripts/GlobalState.cs
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@ -1,8 +1,10 @@
using System;
using System.Linq;
using System.Threading.Tasks;
using Cirno.Scripts.Resources;
using Cirno.Scripts.Utils;
using Godot;
using Godot.Collections;
using GTweens.Builders;
using GTweensGodot.Extensions;
@ -201,6 +203,8 @@ public partial class GlobalState : Node
_fader.TweenModulateAlpha(0, 1f).PlayUnpausable();
}
private readonly string SaveNameFile = "user://savegame.save";
public void SaveGame()
{
var items = InventoryManager.Instance.Save();
@ -213,16 +217,52 @@ public partial class GlobalState : Node
{ "Level", SessionSettings.LevelNumber }
};
var saveFile = FileAccess.Open("user://savegame.save", FileAccess.ModeFlags.Write);
var saveFile = FileAccess.Open(SaveNameFile, FileAccess.ModeFlags.Write);
var jsonString = Json.Stringify(serializedSavedata);
saveFile.StoreLine(jsonString);
GD.Print("Saved data successfully");
}
public void LoadGame()
public bool LoadGame()
{
if (!FileAccess.FileExists(SaveNameFile))
{
return false; // Error! We don't have a save to load.
}
using var saveFile = FileAccess.Open(SaveNameFile, FileAccess.ModeFlags.Read);
var jsonString = saveFile.GetLine();
var json = new Json();
var parseResult = json.Parse(jsonString);
if (parseResult != Error.Ok)
{
GD.Print($"JSON Parse Error: {json.GetErrorMessage()} in {jsonString} at line {json.GetErrorLine()}");
return false;
}
var deserializedSaveData = new Dictionary<string, Variant>((Dictionary)json.Data);
Dictionary<string, int> items = (Dictionary<string, int>)deserializedSaveData["Items"];
int levelNumber = (int)deserializedSaveData["Level"];
var levelData = _mapsDatabase.Maps.FirstOrDefault(x => x.LevelId == levelNumber);
if (levelData is null)
{
return false;
}
this.SessionSettings.NewSession();
SessionSettings.LevelNumber = levelNumber;
SessionSettings.Items = items;
this.GotoScene(levelData);
return true;
}
public void ResizeCursor(float scale)

16
Scripts/MainMenu.cs
View file

@ -50,11 +50,19 @@ public partial class MainMenu : CanvasLayer
private void _on_start_button_pressed()
{
if (GameScene != null)
if (GameScene == null) return;
GlobalState.Session.NewSession();
GlobalState.Session.AllowSaving = true;
GlobalState.Instance.GotoScene(GameScene);
//GetTree().ChangeSceneToFile(GameScene);
}
private void OnContinuePressed()
{
if (GameScene == null) return;
if (GlobalState.Instance.LoadGame())
{
GlobalState.Session.NewSession();
GlobalState.Instance.GotoScene(GameScene);
//GetTree().ChangeSceneToFile(GameScene);
GlobalState.Session.AllowSaving = true;
}
}