using System;
using System.IO;
using UnityEngine;
namespace UnityEditor.SettingsManagement
{
/// <inheritdoc />
/// <summary>
/// A settings repository that stores data local to a Unity project.
/// </summary>
[Serializable]
public sealed class PackageSettingsRepository : ISettingsRepository
{
const string k_PackageSettingsDirectory = "ProjectSettings/Packages";
const bool k_PrettyPrintJson = true;
bool m_Initialized;
[SerializeField]
string m_Name;
[SerializeField]
string m_Path;
[SerializeField]
SettingsDictionary m_Dictionary = new SettingsDictionary();
/// <summary>
/// Constructor sets the serialized data path.
/// </summary>
/// <param name="package">
/// The package name.
/// </param>
/// <param name="name">
/// A name for this settings file. Settings are saved in `ProjectSettings/Packages/{package}/{name}.json`.
/// </param>
public PackageSettingsRepository(string package, string name)
{
m_Name = name;
m_Path = GetSettingsPath(package, name);
m_Initialized = false;
AssemblyReloadEvents.beforeAssemblyReload += Save;
EditorApplication.quitting += Save;
}
void Init()
{
if (m_Initialized)
return;
m_Initialized = true;
if (File.Exists(path))
{
m_Dictionary = null;
var json = File.ReadAllText(path);
EditorJsonUtility.FromJsonOverwrite(json, this);
if(m_Dictionary == null)
m_Dictionary = new SettingsDictionary();
}
}
/// <value>
/// This repository implementation is relevant to the Project scope.
/// </value>
/// <inheritdoc cref="ISettingsRepository.scope"/>
public SettingsScope scope
{
get { return SettingsScope.Project; }
}
/// <value>
/// The full path to the settings file.
/// This corresponds to `Unity Project/Project Settings/Packages/com.unity.package/name`.
/// </value>
/// <inheritdoc cref="ISettingsRepository.path"/>
public string path
{
get { return m_Path; }
}
/// <summary>
/// The name of this settings file.
/// </summary>
public string name
{
get { return m_Name; }
}
// Cannot call FindFromAssembly from a constructor or field initializer
// static string CreateSettingsPath(Assembly assembly, string name)
// {
// var info = PackageManager.PackageInfo.FindForAssembly(assembly);
// return string.Format("{0}/{1}/{2}.json", k_PackageSettingsDirectory, info.name, name);
// }
/// <summary>
/// Get a path for a settings file relative to the calling assembly package directory.
/// </summary>
/// <param name="packageName">The name of the package requesting this setting.</param>
/// <param name="name">An optional name for the settings file. Default is "Settings."</param>
/// <returns>A package-scoped path to the settings file within Project Settings.</returns>
public static string GetSettingsPath(string packageName, string name = "Settings")
{
return string.Format("{0}/{1}/{2}.json", k_PackageSettingsDirectory, packageName, name);
}
/// <summary>
/// Save all settings to their serialized state.
/// </summary>
/// <inheritdoc cref="ISettingsRepository.Save"/>
public void Save()
{
Init();
if (!File.Exists(path))
{
var directory = Path.GetDirectoryName(path);
Directory.CreateDirectory(directory);
}
#if UNITY_2019_3_OR_NEWER
if (!AssetDatabase.IsOpenForEdit(path))
{
if (!AssetDatabase.MakeEditable(path))
{
Debug.LogWarning($"Could not save package settings to {path}");
return;
}
}
#endif
try
{
File.WriteAllText(path, EditorJsonUtility.ToJson(this, k_PrettyPrintJson));
}
catch (UnauthorizedAccessException)
{
Debug.LogWarning($"Could not save package settings to {path}");
}
}
/// <summary>
/// Set a value for key of type T.
/// </summary>
/// <param name="key">The settings key.</param>
/// <param name="value">The value to set. Must be serializable.</param>
/// <typeparam name="T">Type of value.</typeparam>
/// <inheritdoc cref="ISettingsRepository.Set{T}"/>
public void Set<T>(string key, T value)
{
Init();
m_Dictionary.Set<T>(key, value);
}
/// <summary>
/// Get a value with key of type T, or return the fallback value if no matching key is found.
/// </summary>
/// <param name="key">The settings key.</param>
/// <param name="fallback">If no key with a value of type T is found, this value is returned.</param>
/// <typeparam name="T">Type of value to search for.</typeparam>
/// <inheritdoc cref="ISettingsRepository.Get{T}"/>
public T Get<T>(string key, T fallback = default(T))
{
Init();
return m_Dictionary.Get<T>(key, fallback);
}
/// <summary>
/// Does the repository contain a setting with key and type.
/// </summary>
/// <param name="key">The settings key.</param>
/// <typeparam name="T">The type of value to search for.</typeparam>
/// <returns>True if a setting matching both key and type is found, false if no entry is found.</returns>
/// <inheritdoc cref="ISettingsRepository.ContainsKey{T}"/>
public bool ContainsKey<T>(string key)
{
Init();
return m_Dictionary.ContainsKey<T>(key);
}
/// <summary>
/// Remove a key value pair from the settings repository.
/// </summary>
/// <param name="key"></param>
/// <typeparam name="T"></typeparam>
/// <inheritdoc cref="ISettingsRepository.Remove{T}"/>
public void Remove<T>(string key)
{
Init();
m_Dictionary.Remove<T>(key);
团结一致，我不断遇到这个不断困扰我的错误，我试图删除软件包以留下这些错误之一，并且这种错误不断发生，我现在正在使用团结开发游戏...