work

OwnChar/Api/IDataProvider.cs

@@ -12,6 +12,8 @@ public interface IDataProvider
     abstract T? Create<T>() where T : OwnCharObject;
     abstract bool Save<T>(T obj) where T : OwnCharObject;
     abstract bool Delete<T>(T obj) where T : OwnCharObject;
+    virtual IEnumerable<T>? Get<T>() where T : OwnCharObject => Get<T>(null);
+    abstract IEnumerable<T>? Get<T>(OwnCharObject? context) where T : OwnCharObject;
 
     // Hierarchy
     abstract bool SetParent(UserProfile profile, UserAccount parent);
@@ -19,17 +21,18 @@ public interface IDataProvider
     abstract bool SetParent(Property property, Character character);
     abstract bool SetOwner(Group group, UserProfile owner);
     abstract bool SetOwner(Character group, UserProfile owner);
+    abstract UserProfile? GetOwner(Group group);
+    abstract UserProfile? GetOwner(Character character);
+
+    // Collections
+    abstract bool AddMember(Group group, UserProfile user);
+    abstract bool RemoveMember(Group group, UserProfile user);
 
     // Gets
     abstract UserAccount? GetUserAccount(string username, string password);
     abstract UserProfile? GetUserProfile(string username);
+    abstract IEnumerable<UserAccount>? GetUserAccounts();
     abstract IEnumerable<UserProfile>? GetMembers(Group group);
-    abstract UserProfile? GetOwner(Group group);
-    abstract UserProfile? GetOwner(Character character);
     abstract IEnumerable<Character>? GetCharacters(Group group);
     abstract IEnumerable<Character>? GetCharacters(UserProfile jprofile);
-
-    // Sets
-    abstract bool AddMember(Group group, UserProfile user);
-    abstract bool RemoveMember(Group group, UserProfile user);
 }

OwnChar/Data/Managers/DefaultDataManager.cs

@@ -48,7 +48,14 @@ public class DefaultDataManager : IDataManager
         if (e.Is(DataManagerActions.Getter.Character))
         {
             // Get
-            if (e.Is(DataManagerActionType.Set))
+            if (e.Is(DataManagerActionType.Get))
+            {
+                if (e.Is(UserType.User) && e.GetObject(out Group? group))
+                    return e.SetResult(DataProvider.GetCharacters(group));
+            }
+
+            // Create
+            else if (e.Is(DataManagerActionType.Set))
             {
                 if (e.Object is Group group && e.GetParam(0, out string? name))
                     return e.SetResult(CreateCharacter(e.CurrentUser, name, group));
@@ -56,10 +63,17 @@ public class DefaultDataManager : IDataManager
         }
 
         // Group
-        if (e.Is(DataManagerActions.Getter.Group))
+        else if (e.Is(DataManagerActions.Getter.Group))
         {
             // Get
             if (e.Is(DataManagerActionType.Get))
+            {
+                if (e.Object is UserProfile profile)
+                    return e.SetResult(DataProvider.GetGroups(profile));
+            }
+
+            // Create
+            else if (e.Is(DataManagerActionType.Set))
             {
                 if (e.GetParam(0, out string? name))
                     return e.SetResult(CreateGroup(e.CurrentUser, name));
@@ -67,10 +81,17 @@ public class DefaultDataManager : IDataManager
         }
 
         // User
-        if (e.Is(DataManagerActions.Getter.UserAccount))
+        else if (e.Is(DataManagerActions.Getter.UserAccount))
         {
             // Get
             if (e.Is(DataManagerActionType.Get))
+            {
+                if (e.Is(UserType.Admin))
+                    return e.SetResult(DataProvider.GetUserAccounts());
+            }
+
+            // Create
+            if (e.Is(DataManagerActionType.Set))
             {
                 if (e.GetParam(0, out string? username) && e.GetParam(1, out string? password))
                     return e.SetResult(CreateUserAccount(username, password));

OwnChar/Data/Providers/JsonFile/JsonFileDataProvider.cs

@@ -2,6 +2,7 @@
 using OwnChar.Api;
 using OwnChar.Data.Providers.JsonFile.Model;
 using OwnChar.Model;
+using System.Collections;
 
 namespace OwnChar.Data.Providers.JsonFile;
 
@@ -32,7 +33,7 @@ public class JsonFileDataProvider : IDataProvider
         File.WriteAllText(JsonFilePath, JsonConvert.SerializeObject(JsonFile, CreateJsonSerializerSettings()));
     }
 
-    protected JsonSerializerSettings CreateJsonSerializerSettings()
+    protected virtual JsonSerializerSettings CreateJsonSerializerSettings()
     {
         return new JsonSerializerSettings
         {
@@ -42,7 +43,18 @@ public class JsonFileDataProvider : IDataProvider
             Formatting = Formatting.Indented,
         };
     }
-    public T? Create<T>() where T : class, OwnCharObject
+
+    public bool IsInitialized()
+    {
+        return JsonFile.IsInitialized;
+    }
+
+    public void SetInitialized()
+    {
+        JsonFile.IsInitialized = true;
+    }
+
+    public T? Create<T>() where T : OwnCharObject
     {
         var t = typeof(T);
         OwnCharObject? obj;
@@ -65,7 +77,7 @@ public class JsonFileDataProvider : IDataProvider
         return obj as T;
     }
 
-    public bool Save<T>(T obj) where T : class, OwnCharObject
+    public bool Save<T>(T obj) where T : OwnCharObject
     {
         if (obj is JsonCharacter character)
         {
@@ -86,17 +98,7 @@ public class JsonFileDataProvider : IDataProvider
         return true;
     }
 
-    public bool IsInitialized()
+    public bool Delete<T>(T obj) where T : OwnCharObject
-    {
-        return JsonFile.IsInitialized;
-    }
-
-    public void SetInitialized()
-    {
-        JsonFile.IsInitialized = true;
-    }
-
-    public bool Delete<T>(T obj) where T : class, OwnCharObject
     {
         if (obj is JsonCharacter character)
         {
@@ -138,6 +140,39 @@ public class JsonFileDataProvider : IDataProvider
         return false;
     }
 
+    public IEnumerable<T>? Get<T>(OwnCharObject? context) where T : OwnCharObject
+    {
+        var t = typeof(T);
+
+        static IEnumerable<T>? asList(IList list) => list as IEnumerable<T>;
+
+        if (t == typeof(Property))
+        {
+            // ...
+        }
+        else if (t == typeof(PropertyCategory))
+        {
+            // ...
+        }
+        else if (t == typeof(Character))
+        {
+            if (context is JsonGroup group)
+                return (IEnumerable<T>)group.Characters;
+            if (context is UserProfile profile)
+                return (IEnumerable<T>)JsonFile.Characters.Where(n => n.Owner == profile);
+            return (IEnumerable<T>)JsonFile.Characters;
+        }
+        else if (t == typeof(Group))
+        {
+            if (context is UserProfile profile)
+                return (IEnumerable<T>)JsonFile.Groups.Where(g => g.Owner == profile);
+            return (IEnumerable<T>)JsonFile.Groups;
+        }
+        else if (t == typeof(UserAccount))
+            return (IEnumerable<T>)JsonFile.UserAccounts;
+        return null;
+    }
+
     public bool SetParent(UserProfile profile, UserAccount parent)
     {
         if (parent is JsonUserAccount jaccount && profile is JsonUserProfile jprofile)

OwnChar/Extensions.cs

@@ -41,9 +41,15 @@ public static class Extensions
         return @this.Parameters.GetAt(index, out result);
     }
 
-    public static bool Is(this OnActionEventArgs @this, UserType minLevel)
+    public static bool GetObject<T>(this OnActionEventArgs @this, [NotNullWhen(true)] out T? result)
     {
-        return @this.CurrentUser.HasPermission(minLevel);
+        if (@this.Object is T t)
+        {
+            result = t;
+            return true;
+        }
+        result = default;
+        return false;
     }
 
     public static bool Is(this OnActionEventArgs @this, DataManagerActionType actionType)
@@ -56,5 +62,15 @@ public static class Extensions
         return @this.Action == action;
     }
 
+    public static bool Is(this OnActionEventArgs @this, UserType minLevel)
+    {
+        return @this.CurrentUser.HasPermission(minLevel);
+    }
+
+    public static bool Is(this OnActionEventArgs @this, UserType maxLevel, UserType minLevel, Func<OnActionEventArgs, bool> isOwner)
+    {
+        return @this.Is(maxLevel) || (@this.Is(minLevel) && isOwner(@this));
+    }
+
     #endregion
 }

OwnChar/Model/UserType.cs

@@ -2,6 +2,7 @@
 
 public enum UserType
 {
+    None,
     Guest,
     User,
     Admin