Inventory reimplementation (from MonsterShop). Top panel is temporarily broken

2026-01-20 22:47:58 +03:00
parent a9fb1864a5
commit 29899842e4
33 changed files with 913 additions and 129 deletions
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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+[System.Serializable]
+public class GameData
+{
+    public long lastUpdated;
+
+    public PlayerData player = new PlayerData();
+
+    public StorageData storage = new StorageData();
+
+    public List<ShelfData> shelves = new List<ShelfData>();
+}
@@ -0,0 +1,11 @@
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@@ -0,0 +1,12 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+[System.Serializable]
+public class InventoryData
+{
+    public float capacity = 0;
+
+    public SerializableDictionary<string, float> items =
+        new SerializableDictionary<string, float>();
+}
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@@ -0,0 +1,7 @@
+using System;
+
+[System.Serializable]
+public class PlayerData
+{
+    public InventoryData inventory = new InventoryData();
+}
@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: ff587676af26ad344af1761388bb9016
@@ -0,0 +1,11 @@
+
+using UnityEngine;
+
+[System.Serializable]
+public class ShelfData
+{
+    public string type = "shelf";
+    public Vector2 location = Vector2.zero;
+    public float angle = 0;
+    public InventoryData inventory = new InventoryData();
+}
@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: e220bc2634b66924c99448f4bd3a824c
@@ -0,0 +1,7 @@
+using System;
+
+[System.Serializable]
+public class StorageData
+{
+    public InventoryData inventory = new InventoryData();
+}
@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 9691713479005104ea634e90c3338df3
@@ -0,0 +1,169 @@
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+
+public class DataPersistenceManager : MonoBehaviour
+{
+    // [Header("Debugging")]
+    // [SerializeField] private bool initializeDataIfNull = false;
+
+    [Header("File Storage Config")]
+    [SerializeField]
+    private string fileName;
+
+    [SerializeField]
+    private bool useEncryption;
+
+    [Header("Auto Saving Configuration")]
+    [SerializeField]
+    private float autoSaveTimeSeconds = 60f;
+
+    private GameData gameData = new GameData();
+    private List<IDataPersistence<GameData>> dataPersistenceObjects;
+    private FileDataHandler dataHandler;
+
+    private Coroutine autoSaveCoroutine;
+
+    public static DataPersistenceManager instance { get; private set; }
+
+    private void Awake()
+    {
+        if (instance != null)
+        {
+            Debug.Log(
+                "Found more than one Data Persistence Manager in the scene. Destroying the newest one."
+            );
+            Destroy(this.gameObject);
+            return;
+        }
+        instance = this;
+        DontDestroyOnLoad(this.gameObject);
+
+        this.dataHandler = new FileDataHandler(
+            Application.persistentDataPath,
+            fileName,
+            useEncryption
+        );
+    }
+
+    private void OnEnable()
+    {
+        SceneManager.sceneLoaded += OnSceneLoaded;
+
+        Initialize();
+    }
+
+    private void OnDisable()
+    {
+        SceneManager.sceneLoaded -= OnSceneLoaded;
+    }
+
+    public void OnSceneLoaded(Scene scene, LoadSceneMode mode)
+    {
+        // Start();
+    }
+
+    private void Initialize()
+    {
+        LoadGame();
+
+        // start up the auto saving coroutine
+        if (autoSaveCoroutine != null)
+        {
+            StopCoroutine(autoSaveCoroutine);
+        }
+        autoSaveCoroutine = StartCoroutine(AutoSave());
+    }
+
+    public void NewGame()
+    {
+        Debug.Log("new game");
+        this.gameData = new GameData();
+    }
+
+    public void LoadGame()
+    {
+        Debug.Log("Loading game");
+
+        this.dataPersistenceObjects = FindAllDataPersistenceObjects();
+
+        // load any saved data from a file using the data handler
+        this.gameData = dataHandler.Load();
+
+        // start a new game if the data is null and we're configured to initialize data for debugging purposes
+        if (this.gameData == null)
+        {
+            NewGame();
+            return;
+        }
+
+        // if no data can be loaded, don't continue
+        // if (this.gameData == null)
+        // {
+        //     Debug.Log("No data was found. A New Game needs to be started before data can be loaded.");
+        //     return;
+        // }
+
+        // push the loaded data to all other scripts that need it
+        foreach (IDataPersistence<GameData> dataPersistenceObj in dataPersistenceObjects)
+        {
+            dataPersistenceObj.LoadData(gameData);
+        }
+    }
+
+    public void SaveGame()
+    {
+        Debug.Log("Saving game");
+
+        this.dataPersistenceObjects = FindAllDataPersistenceObjects();
+
+        // if we don't have any data to save, log a warning here
+        if (this.gameData == null)
+        {
+            Debug.LogWarning(
+                "No data was found. A New Game needs to be started before data can be saved."
+            );
+            return;
+        }
+
+        // pass the data to other scripts so they can update it
+        foreach (IDataPersistence<GameData> dataPersistenceObj in dataPersistenceObjects)
+        {
+            dataPersistenceObj.SaveData(gameData);
+        }
+
+        // timestamp the data so we know when it was last saved
+        gameData.lastUpdated = System.DateTime.Now.ToBinary();
+
+        // save that data to a file using the data handler
+        dataHandler.Save(gameData);
+    }
+
+    private void OnApplicationQuit()
+    {
+        SaveGame();
+    }
+
+    private List<IDataPersistence<GameData>> FindAllDataPersistenceObjects()
+    {
+        // FindObjectsofType takes in an optional boolean to include inactive gameobjects
+        IEnumerable<IDataPersistence<GameData>> dataPersistenceObjects =
+            FindObjectsByType<MonoBehaviour>(FindObjectsSortMode.None)
+                .OfType<IDataPersistence<GameData>>();
+
+        var list = new List<IDataPersistence<GameData>>(dataPersistenceObjects);
+        return list;
+    }
+
+    private IEnumerator AutoSave()
+    {
+        while (true)
+        {
+            yield return new WaitForSeconds(autoSaveTimeSeconds);
+            SaveGame();
+            Debug.Log("Auto Saved Game");
+        }
+    }
+}
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@@ -0,0 +1,185 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using System;
+using System.IO;
+
+public class FileDataHandler
+{
+    private string dataDirPath = "";
+    private string dataFileName = "";
+    private bool useEncryption = false;
+    private readonly string encryptionCodeWord = "word";
+    private readonly string backupExtension = ".bak";
+
+    public FileDataHandler(string dataDirPath, string dataFileName, bool useEncryption) 
+    {
+        this.dataDirPath = dataDirPath;
+        this.dataFileName = dataFileName;
+        this.useEncryption = useEncryption;
+    }
+
+    public GameData Load(bool allowRestoreFromBackup = true) 
+    {
+        // use Path.Combine to account for different OS's having different path separators
+        string fullPath = Path.Combine(dataDirPath, dataFileName);
+        GameData loadedData = null;
+        if (File.Exists(fullPath)) 
+        {
+            try 
+            {
+                // load the serialized data from the file
+                string dataToLoad = "";
+                using (FileStream stream = new FileStream(fullPath, FileMode.Open))
+                {
+                    using (StreamReader reader = new StreamReader(stream))
+                    {
+                        dataToLoad = reader.ReadToEnd();
+                    }
+                }
+
+                // optionally decrypt the data
+                if (useEncryption) 
+                {
+                    dataToLoad = EncryptDecrypt(dataToLoad);
+                }
+
+                // deserialize the data from Json back into the C# object
+                loadedData = JsonUtility.FromJson<GameData>(dataToLoad);
+            }
+            catch (Exception e) 
+            {
+                // since we're calling Load(..) recursively, we need to account for the case where
+                // the rollback succeeds, but data is still failing to load for some other reason,
+                // which without this check may cause an infinite recursion loop.
+                if (allowRestoreFromBackup) 
+                {
+                    Debug.LogWarning("Failed to load data file. Attempting to roll back.\n" + e);
+                    bool rollbackSuccess = AttemptRollback(fullPath);
+                    if (rollbackSuccess)
+                    {
+                        // try to load again recursively
+                        loadedData = Load(false);
+                    }
+                }
+                // if we hit this else block, one possibility is that the backup file is also corrupt
+                else 
+                {
+                    Debug.LogError("Error occured when trying to load file at path: " 
+                        + fullPath  + " and backup did not work.\n" + e);
+                }
+            }
+        }
+        return loadedData;
+    }
+
+    public void Save(GameData data) 
+    {
+        // use Path.Combine to account for different OS's having different path separators
+        string fullPath = Path.Combine(dataDirPath, dataFileName);
+        Debug.Log("Saving to " + fullPath);
+        string backupFilePath = fullPath + backupExtension;
+        try 
+        {
+            // create the directory the file will be written to if it doesn't already exist
+            Directory.CreateDirectory(Path.GetDirectoryName(fullPath));
+
+            // serialize the C# game data object into Json
+            string dataToStore = JsonUtility.ToJson(data, true);
+
+            // optionally encrypt the data
+            if (useEncryption) 
+            {
+                dataToStore = EncryptDecrypt(dataToStore);
+            }
+
+            // write the serialized data to the file
+            using (FileStream stream = new FileStream(fullPath, FileMode.Create))
+            {
+                using (StreamWriter writer = new StreamWriter(stream)) 
+                {
+                    writer.Write(dataToStore);
+                }
+            }
+
+            // verify the newly saved file can be loaded successfully
+            GameData verifiedGameData = Load();
+            // if the data can be verified, back it up
+            if (verifiedGameData != null) 
+            {
+                File.Copy(fullPath, backupFilePath, true);
+            }
+            // otherwise, something went wrong and we should throw an exception
+            else 
+            {
+                throw new Exception("Save file could not be verified and backup could not be created.");
+            }
+
+        }
+        catch (Exception e) 
+        {
+            Debug.LogError("Error occured when trying to save data to file: " + fullPath + "\n" + e);
+        }
+    }
+
+    public void Delete() 
+    {
+        string fullPath = Path.Combine(dataDirPath, dataFileName);
+        try 
+        {
+            // ensure the data file exists at this path before deleting the directory
+            if (File.Exists(fullPath)) 
+            {
+                // delete the profile folder and everything within it
+                Directory.Delete(Path.GetDirectoryName(fullPath), true);
+            }
+            else 
+            {
+                Debug.LogWarning("Tried to delete profile data, but data was not found at path: " + fullPath);
+            }
+        }
+        catch (Exception e) 
+        {
+            Debug.LogError("Failed to delete data at path: " + fullPath + "\n" + e);
+        }
+    }
+
+    // the below is a simple implementation of XOR encryption
+    private string EncryptDecrypt(string data) 
+    {
+        string modifiedData = "";
+        for (int i = 0; i < data.Length; i++) 
+        {
+            modifiedData += (char) (data[i] ^ encryptionCodeWord[i % encryptionCodeWord.Length]);
+        }
+        return modifiedData;
+    }
+
+    private bool AttemptRollback(string fullPath) 
+    {
+        bool success = false;
+        string backupFilePath = fullPath + backupExtension;
+        try 
+        {
+            // if the file exists, attempt to roll back to it by overwriting the original file
+            if (File.Exists(backupFilePath))
+            {
+                File.Copy(backupFilePath, fullPath, true);
+                success = true;
+                Debug.LogWarning("Had to roll back to backup file at: " + backupFilePath);
+            }
+            // otherwise, we don't yet have a backup file - so there's nothing to roll back to
+            else 
+            {
+                throw new Exception("Tried to roll back, but no backup file exists to roll back to.");
+            }
+        }
+        catch (Exception e) 
+        {
+            Debug.LogError("Error occured when trying to roll back to backup file at: " 
+                + backupFilePath + "\n" + e);
+        }
+
+        return success;
+    }
+}
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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public interface IDataPersistenceBase { }
+
+public interface IDataPersistence<TData> : IDataPersistenceBase
+{
+    void LoadData(TData data);
+
+    // The 'ref' keyword was removed from here as it is not needed.
+    // In C#, non-primitive types are automatically passed by reference.
+    void SaveData(TData data);
+}
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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using Unity.Collections;
+using UnityEngine;
+
+[System.Serializable]
+public class SerializableDictionaryEntry<TKey, TValue>
+{
+    public TKey key;
+    public TValue value;
+}
+
+[System.Serializable]
+public class SerializableDictionary<TKey, TValue>
+    : Dictionary<TKey, TValue>,
+        ISerializationCallbackReceiver
+{
+    [SerializeField]
+    private List<SerializableDictionaryEntry<TKey, TValue>> entries =
+        new List<SerializableDictionaryEntry<TKey, TValue>>();
+
+    public SerializableDictionary() { }
+
+    public SerializableDictionary(Dictionary<TKey, TValue> source)
+    {
+        foreach (var item in source)
+            Add(item.Key, item.Value);
+    }
+
+    public void OnBeforeSerialize()
+    {
+        entries.Clear();
+        foreach (KeyValuePair<TKey, TValue> pair in this)
+        {
+            entries.Add(
+                new SerializableDictionaryEntry<TKey, TValue>()
+                {
+                    key = pair.Key,
+                    value = pair.Value,
+                }
+            );
+        }
+    }
+
+    // load the dictionary from lists
+    public void OnAfterDeserialize()
+    {
+        this.Clear();
+
+        foreach (SerializableDictionaryEntry<TKey, TValue> entry in entries)
+        {
+            this.Add(entry.key, entry.value);
+        }
+    }
+}
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