1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
/***************************************************************************************************
Copyright (C) 2024 The Qt Company Ltd.
SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
***************************************************************************************************/
using System;
using System.Collections;
using System.Collections.Generic;
namespace QtVsTools.Qml.Debug.AD7
{
class InfoHelper<TDerived>
where TDerived : InfoHelper<TDerived>
{
public class Ref<TStruct>
{
public TStruct s = default;
}
public abstract class MapField<TStruct, TFieldMask>
{
public TFieldMask FieldMaskBitCheck { get; set; }
public TFieldMask FieldMaskBitUpdate { get; set; }
public abstract void Map(TDerived infoObj, Ref<TStruct> infoStruct);
}
protected class MapField<TStruct, TFieldMask, T1, T2> : MapField<TStruct, TFieldMask>
{
public Func<TDerived, T1> FieldValue { get; set; }
public Func<T1, T2> Convert { get; set; }
public Func<T1, bool> IsNull { get; set; }
public Action<Ref<TStruct>, T2> MapToStruct { get; set; }
public override void Map(TDerived infoObj, Ref<TStruct> infoStruct)
{
if (FieldValue == null || MapToStruct == null)
return;
T1 fieldValue = FieldValue(infoObj);
if (IsNull(fieldValue))
return;
MapToStruct(infoStruct, Convert(fieldValue));
}
}
public abstract class Mapping
{ }
public class Mapping<TStruct, TFieldMask> : Mapping,
IEnumerable<MapField<TStruct, TFieldMask>>
{
readonly List<MapField<TStruct, TFieldMask>> fieldMaps;
private static Action<Ref<TStruct>, TFieldMask> UpdateMask { get; set; }
public Mapping(Action<Ref<TStruct>, TFieldMask> updateMask)
{
fieldMaps = new List<MapField<TStruct, TFieldMask>>();
UpdateMask = updateMask;
}
public void Add<T>(
TFieldMask fieldMaskBit,
Action<Ref<TStruct>, T> mapToStruct,
Func<TDerived, T> fieldValue)
where T : class
{
Add(fieldMaskBit, fieldMaskBit, mapToStruct, fieldValue);
}
public void Add<T>(
TFieldMask fieldMaskBitCheck,
TFieldMask fieldMaskBitUpdate,
Action<Ref<TStruct>, T> mapToStruct,
Func<TDerived, T> fieldValue)
where T : class
{
fieldMaps.Add(new MapField<TStruct, TFieldMask, T, T>
{
FieldMaskBitCheck = fieldMaskBitCheck,
FieldMaskBitUpdate = fieldMaskBitUpdate,
FieldValue = fieldValue,
MapToStruct = mapToStruct,
IsNull = x => x == null,
Convert = x => x
});
}
public void Add<T>(
TFieldMask fieldMaskBit,
Action<Ref<TStruct>, T> mapToStruct,
Func<TDerived, T?> fieldValue)
where T : struct
{
Add(fieldMaskBit, fieldMaskBit, mapToStruct, fieldValue);
}
public void Add<T>(
TFieldMask fieldMaskBitCheck,
TFieldMask fieldMaskBitUpdate,
Action<Ref<TStruct>, T> mapToStruct,
Func<TDerived, T?> fieldValue)
where T : struct
{
fieldMaps.Add(new MapField<TStruct, TFieldMask, T?, T>
{
FieldMaskBitCheck = fieldMaskBitCheck,
FieldMaskBitUpdate = fieldMaskBitUpdate,
FieldValue = fieldValue,
MapToStruct = mapToStruct,
IsNull = x => x == null,
Convert = x => x ?? default
});
}
public IEnumerator<MapField<TStruct, TFieldMask>> GetEnumerator()
{
return fieldMaps.GetEnumerator();
}
IEnumerator IEnumerable.GetEnumerator()
{
return GetEnumerator();
}
public void Map(TDerived infoObj, TFieldMask fieldMask, out TStruct infoStruct)
{
infoStruct = default;
var r = new Ref<TStruct>();
foreach (var mapping in this) {
if (!MaskHasValue(fieldMask, mapping.FieldMaskBitCheck))
continue;
mapping.Map(infoObj, r);
UpdateMask(r, mapping.FieldMaskBitUpdate);
}
infoStruct = r.s;
}
protected virtual bool MaskHasValue(TFieldMask fieldMask, TFieldMask fieldMaskBit)
{
if (typeof(TFieldMask).IsEnum) {
var enumFieldMask = fieldMask as Enum;
var enumFieldMaskBit = fieldMaskBit as Enum;
return enumFieldMask.HasFlag(enumFieldMaskBit);
}
try {
var intFieldMask = Convert.ToUInt64(fieldMask);
var intFieldMaskBit = Convert.ToUInt64(fieldMaskBit);
return (intFieldMask & intFieldMaskBit) != 0;
} catch {
return false;
}
}
}
public void Map<TStruct, TFieldMask>(
Mapping mapping,
TFieldMask fieldMask,
out TStruct infoStruct)
{
if (mapping is Mapping<TStruct, TFieldMask> mappingToStruct)
mappingToStruct.Map(this as TDerived, fieldMask, out infoStruct);
else
infoStruct = default;
}
}
}
|
