refactor: move modeltypes to own folder, move IDs to file of respective type

PluralKit.Core/Utils/Partial.cs

@@ -1,89 +0,0 @@
-#nullable enable
-using System;
-using System.Collections;
-using System.Collections.Generic;
-
-using Dapper;
-
-using Newtonsoft.Json;
-
-namespace PluralKit.Core
-{
-    [JsonConverter(typeof(PartialConverter))]
-    public struct Partial<T>: IEnumerable<T>, IPartial
-    {
-        public bool IsPresent { get; }
-        public T Value { get; }
-        public object? RawValue => Value;
-
-        private Partial(bool isPresent, T value)
-        {
-            IsPresent = isPresent;
-            Value = value;
-        }
-
-        public static Partial<T> Null() => new Partial<T>(true, default!);
-        public static Partial<T> Present(T obj) => new Partial<T>(true, obj);
-        public static Partial<T> Absent = new Partial<T>(false, default!);
-
-        public IEnumerable<T> ToArray() => IsPresent ? new[] {Value} : new T[0];
-
-        public IEnumerator<T> GetEnumerator() => ToArray().GetEnumerator();
-
-        IEnumerator IEnumerable.GetEnumerator() => ToArray().GetEnumerator();
-
-        public static implicit operator Partial<T>(T val) => Present(val);
-    }
-
-    public interface IPartial
-    {
-        public bool IsPresent { get; }
-        public object? RawValue { get; }
-    }
-
-    public class PartialConverter: JsonConverter
-    {
-        public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue,
-                                         JsonSerializer serializer)
-        {
-            var innerType = objectType.GenericTypeArguments[0];
-            var innerValue = serializer.Deserialize(reader, innerType);
-
-            return typeof(Partial<>)
-                    .MakeGenericType(innerType)
-                    .GetMethod(nameof(Partial<object>.Present))!
-                .Invoke(null, new[] {innerValue});
-        }
-
-        public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer) =>
-            throw new NotImplementedException();
-
-        public override bool CanConvert(Type objectType) => true;
-
-        public override bool CanRead => true;
-        public override bool CanWrite => false;
-    }
-
-    public static class PartialExt
-    {
-        public static bool TryGet<T>(this Partial<T> pt, out T value)
-        {
-            value = pt.IsPresent ? pt.Value : default!;
-            return pt.IsPresent;
-        }
-
-        public static T Or<T>(this Partial<T> pt, T fallback) => pt.IsPresent ? pt.Value : fallback;
-        public static T Or<T>(this Partial<T> pt, Func<T> fallback) => pt.IsPresent ? pt.Value : fallback.Invoke();
-
-        public static Partial<TOut> Map<TIn, TOut>(this Partial<TIn> pt, Func<TIn, TOut> fn) =>
-            pt.IsPresent ? Partial<TOut>.Present(fn.Invoke(pt.Value)) : Partial<TOut>.Absent;
-
-        public static void Apply<T>(this Partial<T> pt, DynamicParameters bag, QueryBuilder qb, string fieldName)
-        {
-            if (!pt.IsPresent) return;
-
-            bag.Add(fieldName, pt.Value);
-            qb.Variable(fieldName, $"@{fieldName}");
-        }
-    }
-}