summaryrefslogtreecommitdiffstats
path: root/api/logic/minecraft/Component.cpp
blob: 7c52271e6145dbe22454ce093d682dc9c3d91509 (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
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
#include <meta/VersionList.h>
#include <meta/Index.h>
#include <Env.h>
#include "Component.h"

#include "meta/Version.h"
#include "VersionFile.h"
#include "minecraft/ComponentList.h"
#include <FileSystem.h>
#include <QSaveFile>
#include "OneSixVersionFormat.h"
#include <assert.h>

Component::Component(ComponentList * parent, const QString& uid)
{
	assert(parent);
	m_parent = parent;

	m_uid = uid;
}

Component::Component(ComponentList * parent, std::shared_ptr<Meta::Version> version)
{
	assert(parent);
	m_parent = parent;

	m_metaVersion = version;
	m_uid = version->uid();
	m_version = m_cachedVersion = version->version();
	m_cachedName = version->name();
	m_loaded = version->isLoaded();
}

Component::Component(ComponentList * parent, const QString& uid, std::shared_ptr<VersionFile> file)
{
	assert(parent);
	m_parent = parent;

	m_file = file;
	m_uid = uid;
	m_cachedVersion = m_file->version;
	m_cachedName = m_file->name;
	m_loaded = true;
}

std::shared_ptr<Meta::Version> Component::getMeta()
{
	return m_metaVersion;
}

void Component::applyTo(LaunchProfile* profile)
{
	// do not apply disabled components
	if(!isEnabled())
	{
		return;
	}
	auto vfile = getVersionFile();
	if(vfile)
	{
		vfile->applyTo(profile);
	}
	else
	{
		profile->applyProblemSeverity(getProblemSeverity());
	}
}

std::shared_ptr<class VersionFile> Component::getVersionFile() const
{
	if(m_metaVersion)
	{
		if(!m_metaVersion->isLoaded())
		{
			m_metaVersion->load(Net::Mode::Online);
		}
		return m_metaVersion->data();
	}
	else
	{
		return m_file;
	}
}

std::shared_ptr<class Meta::VersionList> Component::getVersionList() const
{
	// FIXME: what if the metadata index isn't loaded yet?
	if(ENV.metadataIndex()->hasUid(m_uid))
	{
		return ENV.metadataIndex()->get(m_uid);
	}
	return nullptr;
}

int Component::getOrder()
{
	if(m_orderOverride)
		return m_order;

	auto vfile = getVersionFile();
	if(vfile)
	{
		return vfile->order;
	}
	return 0;
}
void Component::setOrder(int order)
{
	m_orderOverride = true;
	m_order = order;
}
QString Component::getID()
{
	return m_uid;
}
QString Component::getName()
{
	if (!m_cachedName.isEmpty())
		return m_cachedName;
	return m_uid;
}
QString Component::getVersion()
{
	return m_cachedVersion;
}
QString Component::getFilename()
{
	return m_parent->patchFilePathForUid(m_uid);
}
QDateTime Component::getReleaseDateTime()
{
	if(m_metaVersion)
	{
		return m_metaVersion->time();
	}
	auto vfile = getVersionFile();
	if(vfile)
	{
		return vfile->releaseTime;
	}
	// FIXME: fake
	return QDateTime::currentDateTime();
}

bool Component::isEnabled()
{
	return !canBeDisabled() || !m_disabled;
}

bool Component::canBeDisabled()
{
	return isRemovable() && !m_dependencyOnly;
}

bool Component::setEnabled(bool state)
{
	bool intendedDisabled = !state;
	if (!canBeDisabled())
	{
		intendedDisabled = false;
	}
	if(intendedDisabled != m_disabled)
	{
		m_disabled = intendedDisabled;
		emit dataChanged();
		return true;
	}
	return false;
}

bool Component::isCustom()
{
	return m_file != nullptr;
}

bool Component::isCustomizable()
{
	if(m_metaVersion)
	{
		if(getVersionFile())
		{
			return true;
		}
	}
	return false;
}
bool Component::isRemovable()
{
	return !m_important;
}
bool Component::isRevertible()
{
	if (isCustom())
	{
		if(ENV.metadataIndex()->hasUid(m_uid))
		{
			return true;
		}
	}
	return false;
}
bool Component::isMoveable()
{
	// HACK, FIXME: this was too dumb and wouldn't follow dependency constraints anyway. For now hardcoded to 'true'.
	return true;
}
bool Component::isVersionChangeable()
{
	auto list = getVersionList();
	if(list)
	{
		if(!list->isLoaded())
		{
			list->load(Net::Mode::Online);
		}
		return list->count() != 0;
	}
	return false;
}

void Component::setImportant(bool state)
{
	if(m_important != state)
	{
		m_important = state;
		emit dataChanged();
	}
}

ProblemSeverity Component::getProblemSeverity() const
{
	auto file = getVersionFile();
	if(file)
	{
		return file->getProblemSeverity();
	}
	return ProblemSeverity::Error;
}

const QList<PatchProblem> Component::getProblems() const
{
	auto file = getVersionFile();
	if(file)
	{
		return file->getProblems();
	}
	return {{ProblemSeverity::Error, QObject::tr("Patch is not loaded yet.")}};
}

void Component::setVersion(const QString& version)
{
	if(version == m_version)
	{
		return;
	}
	m_version = version;
	if(m_loaded)
	{
		// we are loaded and potentially have state to invalidate
		if(m_file)
		{
			// we have a file... explicit version has been changed and there is nothing else to do.
		}
		else
		{
			// we don't have a file, therefore we are loaded with metadata
			m_cachedVersion = version;
			// see if the meta version is loaded
			auto metaVersion = ENV.metadataIndex()->get(m_uid, version);
			if(metaVersion->isLoaded())
			{
				// if yes, we can continue with that.
				m_metaVersion = metaVersion;
			}
			else
			{
				// if not, we need loading
				m_metaVersion.reset();
				m_loaded = false;
			}
			updateCachedData();
		}
	}
	else
	{
		// not loaded... assume it will be sorted out later by the update task
	}
	emit dataChanged();
}

bool Component::customize()
{
	if(isCustom())
	{
		return false;
	}

	auto filename = getFilename();
	if(!FS::ensureFilePathExists(filename))
	{
		return false;
	}
	// FIXME: get rid of this try-catch.
	try
	{
		QSaveFile jsonFile(filename);
		if(!jsonFile.open(QIODevice::WriteOnly))
		{
			return false;
		}
		auto vfile = getVersionFile();
		if(!vfile)
		{
			return false;
		}
		auto document = OneSixVersionFormat::versionFileToJson(vfile);
		jsonFile.write(document.toJson());
		if(!jsonFile.commit())
		{
			return false;
		}
		m_file = vfile;
		m_metaVersion.reset();
		emit dataChanged();
	}
	catch (const Exception &error)
	{
		qWarning() << "Version could not be loaded:" << error.cause();
	}
	return true;
}

bool Component::revert()
{
	if(!isCustom())
	{
		// already not custom
		return true;
	}
	auto filename = getFilename();
	bool result = true;
	// just kill the file and reload
	if(QFile::exists(filename))
	{
		result = QFile::remove(filename);
	}
	if(result)
	{
		// file gone...
		m_file.reset();

		// check local cache for metadata...
		auto version = ENV.metadataIndex()->get(m_uid, m_version);
		if(version->isLoaded())
		{
			m_metaVersion = version;
		}
		else
		{
			m_metaVersion.reset();
			m_loaded = false;
		}
		emit dataChanged();
	}
	return result;
}

/**
 * deep inspecting compare for requirement sets
 * By default, only uids are compared for set operations.
 * This compares all fields of the Require structs in the sets.
 */
static bool deepCompare(const std::set<Meta::Require> & a, const std::set<Meta::Require> & b)
{
	// NOTE: this needs to be rewritten if the type of Meta::RequireSet changes
	if(a.size() != b.size())
	{
		return false;
	}
	for(const auto & reqA :a)
	{
		const auto &iter2 = b.find(reqA);
		if(iter2 == b.cend())
		{
			return false;
		}
		const auto & reqB = *iter2;
		if(!reqA.deepEquals(reqB))
		{
			return false;
		}
	}
	return true;
}

void Component::updateCachedData()
{
	auto file = getVersionFile();
	if(file)
	{
		bool changed = false;
		if(m_cachedName != file->name)
		{
			m_cachedName = file->name;
			changed = true;
		}
		if(m_cachedVersion != file->version)
		{
			m_cachedVersion = file->version;
			changed = true;
		}
		if(m_cachedVolatile != file->m_volatile)
		{
			m_cachedVolatile = file->m_volatile;
			changed = true;
		}
		if(!deepCompare(m_cachedRequires, file->requires))
		{
			m_cachedRequires = file->requires;
			changed = true;
		}
		if(!deepCompare(m_cachedConflicts, file->conflicts))
		{
			m_cachedConflicts = file->conflicts;
			changed = true;
		}
		if(changed)
		{
			emit dataChanged();
		}
	}
	else
	{
		// in case we removed all the metadata
		m_cachedRequires.clear();
		m_cachedConflicts.clear();
		emit dataChanged();
	}
}