summaryrefslogtreecommitdiffstats
path: root/api/logic/meta/Index.cpp
blob: 4dbc0a8633186eef9179671356eca7cdd4126f5a (plain)
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
/* Copyright 2015-2018 MultiMC Contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "Index.h"

#include "VersionList.h"
#include "JsonFormat.h"

namespace Meta
{
Index::Index(QObject *parent)
    : QAbstractListModel(parent)
{
}
Index::Index(const QVector<VersionListPtr> &lists, QObject *parent)
    : QAbstractListModel(parent), m_lists(lists)
{
    for (int i = 0; i < m_lists.size(); ++i)
    {
        m_uids.insert(m_lists.at(i)->uid(), m_lists.at(i));
        connectVersionList(i, m_lists.at(i));
    }
}

QVariant Index::data(const QModelIndex &index, int role) const
{
    if (index.parent().isValid() || index.row() < 0 || index.row() >= m_lists.size())
    {
        return QVariant();
    }

    VersionListPtr list = m_lists.at(index.row());
    switch (role)
    {
    case Qt::DisplayRole:
        switch (index.column())
        {
        case 0: return list->humanReadable();
        default: break;
        }
    case UidRole: return list->uid();
    case NameRole: return list->name();
    case ListPtrRole: return QVariant::fromValue(list);
    }
    return QVariant();
}
int Index::rowCount(const QModelIndex &parent) const
{
    return m_lists.size();
}
int Index::columnCount(const QModelIndex &parent) const
{
    return 1;
}
QVariant Index::headerData(int section, Qt::Orientation orientation, int role) const
{
    if (orientation == Qt::Horizontal && role == Qt::DisplayRole && section == 0)
    {
        return tr("Name");
    }
    else
    {
        return QVariant();
    }
}

bool Index::hasUid(const QString &uid) const
{
    return m_uids.contains(uid);
}

VersionListPtr Index::get(const QString &uid)
{
    VersionListPtr out = m_uids.value(uid, nullptr);
    if(!out)
    {
        out = std::make_shared<VersionList>(uid);
        m_uids[uid] = out;
    }
    return out;
}

VersionPtr Index::get(const QString &uid, const QString &version)
{
    auto list = get(uid);
    return list->getVersion(version);
}

void Index::parse(const QJsonObject& obj)
{
    parseIndex(obj, this);
}

void Index::merge(const std::shared_ptr<Index> &other)
{
    const QVector<VersionListPtr> lists = std::dynamic_pointer_cast<Index>(other)->m_lists;
    // initial load, no need to merge
    if (m_lists.isEmpty())
    {
        beginResetModel();
        m_lists = lists;
        for (int i = 0; i < lists.size(); ++i)
        {
            m_uids.insert(lists.at(i)->uid(), lists.at(i));
            connectVersionList(i, lists.at(i));
        }
        endResetModel();
    }
    else
    {
        for (const VersionListPtr &list : lists)
        {
            if (m_uids.contains(list->uid()))
            {
                m_uids[list->uid()]->mergeFromIndex(list);
            }
            else
            {
                beginInsertRows(QModelIndex(), m_lists.size(), m_lists.size());
                connectVersionList(m_lists.size(), list);
                m_lists.append(list);
                m_uids.insert(list->uid(), list);
                endInsertRows();
            }
        }
    }
}

void Index::connectVersionList(const int row, const VersionListPtr &list)
{
    connect(list.get(), &VersionList::nameChanged, this, [this, row]()
    {
        emit dataChanged(index(row), index(row), QVector<int>() << Qt::DisplayRole);
    });
}
}