INSTINCT Code Coverage Report

Directory: src/
File: internal/FlowManager.cpp
Date: 2025-07-19 10:51:51
Exec Total Coverage
Lines: 146 256 57.0%
Functions: 9 16 56.2%
Branches: 206 744 27.7%
Line Branch Exec Source
1 // This file is part of INSTINCT, the INS Toolkit for Integrated
2 // Navigation Concepts and Training by the Institute of Navigation of
3 // the University of Stuttgart, Germany.
4 //
5 // This Source Code Form is subject to the terms of the Mozilla Public
6 // License, v. 2.0. If a copy of the MPL was not distributed with this
7 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
8
9 #include "internal/FlowManager.hpp"
10
11 #include "util/Json.hpp"
12
13 #include "internal/NodeManager.hpp"
14 namespace nm = NAV::NodeManager;
15
16 #include <implot.h>
17 #include <imgui_node_editor.h>
18 namespace ed = ax::NodeEditor;
19
20 #include "NodeRegistry.hpp"
21
22 #include "internal/Node/Node.hpp"
23 #include "internal/Node/Pin.hpp"
24 #include "internal/ConfigManager.hpp"
25 #include "internal/FlowExecutor.hpp"
26
27 #include "internal/gui/windows/ImPlotStyleEditor.hpp"
28 #include "internal/gui/NodeEditorApplication.hpp"
29 #include "internal/gui/windows/NodeEditorStyleEditor.hpp"
30 #include "util/Plot/Colormap.hpp"
31 #include "util/Logger/CommonLog.hpp"
32
33 #include <fstream>
34 #include <set>
35 #include <iomanip>
36 #include <string>
37 #include <memory>
38
39 #include <iostream>
40
41 namespace NAV::flow
42 {
43 namespace
44 {
45
46 bool unsavedChanges = false;
47
48 constexpr int loadingFramesToWait = 2;
49
50 std::string currentFilename;
51 std::filesystem::path programRootPath;
52
53 // The current number for the rotated parent folder
54 size_t currentRotatedParentFolderNumber;
55
56 } // namespace
57
58 bool saveLastActions = true;
59 int loadingFrameCount = 0;
60
61 } // namespace NAV::flow
62
63 ✗ void NAV::flow::SaveFlow(GlobalActions& globalAction)
64 {
65 ✗ if (currentFilename.empty())
66 {
67 ✗ globalAction = GlobalActions::SaveAs;
68 }
69 else
70 {
71 ✗ SaveFlowAs(currentFilename);
72 }
73 ✗ }
74
75 ✗ void NAV::flow::SaveFlowAs(const std::string& filepath)
76 {
77 ✗ std::ofstream filestream(filepath);
78
79 ✗ if (!filestream.good())
80 {
81 ✗ std::cerr << "Save Flow error: Could not open file: " << filepath;
82 ✗ return;
83 }
84
85 ✗ json j;
86 ✗ for (const auto& node : nm::m_Nodes())
87 {
88 ✗ j["nodes"]["node-" + std::to_string(size_t(node->id))] = *node;
89 ✗ j["nodes"]["node-" + std::to_string(size_t(node->id))]["data"] = node->save();
90
91 ✗ for (const auto& outputPin : node->outputPins)
92 {
93 ✗ for (const auto& link : outputPin.links)
94 {
95 ✗ auto& jLink = j["links"]["link-" + std::to_string(size_t(link.linkId))];
96 ✗ jLink["id"] = size_t(link.linkId);
97 ✗ jLink["startPinId"] = size_t(outputPin.id);
98 ✗ jLink["endPinId"] = size_t(link.connectedPinId);
99 }
100 }
101 }
102 ✗ if (gui::windows::saveConfigInFlow)
103 {
104 ✗ j["implot"]["style"] = ImPlot::GetStyle();
105 ✗ j["implot"]["prefereFlowOverGlobal"] = gui::windows::prefereFlowOverGlobal;
106 }
107
108 ✗ j["fonts"]["useBigDefaultFont"] = gui::NodeEditorApplication::isUsingBigDefaultFont();
109 ✗ j["fonts"]["useBigWindowFont"] = gui::NodeEditorApplication::isUsingBigWindowFont();
110 ✗ j["fonts"]["useBigPanelFont"] = gui::NodeEditorApplication::isUsingBigPanelFont();
111 ✗ j["fonts"]["useBigMonoFont"] = gui::NodeEditorApplication::isUsingBigMonoFont();
112 ✗ j["leftPane"]["hide"] = gui::NodeEditorApplication::hideLeftPane;
113 ✗ j["leftPane"]["leftWidth"] = gui::NodeEditorApplication::leftPaneWidth;
114 ✗ j["leftPane"]["rightWidth"] = gui::NodeEditorApplication::rightPaneWidth;
115 ✗ j["bottomViewHeight"] = gui::NodeEditorApplication::bottomViewHeight;
116 ✗ j["hideFPS"] = gui::NodeEditorApplication::hideFPS;
117 ✗ j["lightMode"] = gui::windows::nodeEditorLightMode;
118 ✗ j["gridLinesEnabled"] = ed::GetStyle().Colors[ed::StyleColor_Grid].w;
119 ✗ j["transparentWindows"] = ImGui::GetStyle().Colors[ImGuiCol_WindowBg].w;
120
121 // if (ImGui::Checkbox("Light mode", &nodeEditorLightMode))
122 // {
123 // ApplyDarkLightMode(NodeEditorApplication::m_colors);
124 // flow::ApplyChanges();
125 // }
126
127 ✗ j["colormaps"] = ColormapsFlow;
128 ✗ j["commonLog"] = CommonLog::save();
129
130 ✗ filestream << std::setw(4) << j << std::endl; // NOLINT(performance-avoid-endl)
131
132 ✗ unsavedChanges = false;
133 ✗ }
134
135 114 bool NAV::flow::LoadFlow(const std::string& filepath)
136 {
137 LOG_TRACE("called for path {}", filepath);
138 114 bool loadSuccessful = true;
139
140 try
141 {
142
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 114 std::ifstream filestream(filepath);
143
144
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 114 if (!filestream.good())
145 {
146 ✗ LOG_ERROR("Load Flow error: Could not open file: {}", filepath);
147 ✗ return false;
148 }
149
150
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 114 if (FlowExecutor::isRunning()) { FlowExecutor::stop(); }
151
152 114 json j;
153
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 114 filestream >> j;
154
155 114 saveLastActions = false;
156
157
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 114 nm::DeleteAllNodes();
158
159
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 114 if (!j.contains("commonLog")) { CommonLog::restore(json{}); }
160
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 114 LoadJson(j);
161
162 #ifdef TESTING
163
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 114 nm::CallPreInitCallback();
164 #endif
165
166
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 228 if (!ConfigManager::Get<bool>("noinit"))
167 {
168
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 228 if (ConfigManager::Get<bool>("nogui"))
169 {
170
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 114 if (!nm::InitializeAllNodes())
171 {
172 1 loadSuccessful = false;
173 }
174 }
175 else
176 {
177 ✗ nm::InitializeAllNodesAsync();
178 }
179 }
180
181
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 228 if (!ConfigManager::Get<bool>("nogui"))
182 {
183 ✗ loadingFrameCount = ImGui::GetFrameCount();
184 }
185 114 unsavedChanges = false;
186 114 saveLastActions = true;
187
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 114 currentFilename = filepath;
188
189
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 228 if (!ConfigManager::Get<bool>("nogui"))
190 {
191 ✗ gui::clearLastActionList();
192 ✗ gui::saveLastAction();
193 }
194
195
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 114 std::string path = filepath;
196
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 114 if (path.find(GetProgramRootPath().string()) != std::string::npos)
197 {
198 ✗ path = path.substr(GetProgramRootPath().string().size());
199 ✗ if (path.starts_with('\\') || path.starts_with('/')) { path = path.substr(1); }
200 }
201
202
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 114 LOG_INFO("Loaded flow file: {}", path);
203 114 }
204 ✗ catch (const std::exception& e)
205 {
206 ✗ LOG_ERROR("Loading flow file failed with error: {}", e.what());
207 ✗ loadSuccessful = false;
208 ✗ }
209
210 114 return loadSuccessful;
211 }
212
213 114 bool NAV::flow::LoadJson(const json& j, bool requestNewIds)
214 {
215 114 bool loadSuccessful = true;
216
217
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 114 if (j.contains("implot"))
218 {
219 1 gui::windows::saveConfigInFlow = true;
220
221
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 1 if (j.at("implot").contains("prefereFlowOverGlobal"))
222 {
223
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 1 j.at("implot").at("prefereFlowOverGlobal").get_to(gui::windows::prefereFlowOverGlobal);
224 }
225
226
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 1 std::filesystem::path filepath = flow::GetProgramRootPath();
227
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 2 if (std::filesystem::path inputPath{ ConfigManager::Get<std::string>("implot-config") };
228 1 inputPath.is_relative())
229 {
230
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 1 filepath /= inputPath;
231 }
232 else
233 {
234 ✗ filepath = inputPath;
235 1 }
236
237
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 1 if (gui::windows::prefereFlowOverGlobal || !std::filesystem::exists(filepath))
238 {
239
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 2 if (!ConfigManager::Get<bool>("nogui"))
240 {
241 ✗ if (j.at("implot").contains("style"))
242 {
243 ✗ j.at("implot").at("style").get_to(ImPlot::GetStyle());
244 }
245 }
246 }
247 1 }
248 else
249 {
250 113 gui::windows::saveConfigInFlow = false;
251 }
252
253
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 114 if (j.contains("colormaps"))
254 {
255
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 70 j.at("colormaps").get_to(ColormapsFlow);
256 }
257 else
258 {
259 44 ColormapsFlow.clear();
260 }
261
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 114 if (j.contains("commonLog")) { CommonLog::restore(j.at("commonLog")); }
262
263
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 228 if (!ConfigManager::Get<bool>("nogui"))
264 {
265 ✗ if (j.contains("fonts"))
266 {
267 ✗ if (j.at("fonts").contains("useBigDefaultFont"))
268 {
269 ✗ gui::NodeEditorApplication::swapDefaultFont(j.at("fonts").at("useBigDefaultFont").get<bool>());
270 }
271 ✗ if (j.at("fonts").contains("useBigWindowFont"))
272 {
273 ✗ gui::NodeEditorApplication::swapWindowFont(j.at("fonts").at("useBigWindowFont").get<bool>());
274 }
275 ✗ if (j.at("fonts").contains("useBigPanelFont"))
276 {
277 ✗ gui::NodeEditorApplication::swapPanelFont(j.at("fonts").at("useBigPanelFont").get<bool>());
278 }
279 ✗ if (j.at("fonts").contains("useBigMonoFont"))
280 {
281 ✗ gui::NodeEditorApplication::swapMonoFont(j.at("fonts").at("useBigMonoFont").get<bool>());
282 }
283 }
284 ✗ if (j.contains("leftPane"))
285 {
286 ✗ j.at("leftPane").at("hide").get_to(gui::NodeEditorApplication::hideLeftPane);
287 ✗ j.at("leftPane").at("leftWidth").get_to(gui::NodeEditorApplication::leftPaneWidth);
288 ✗ j.at("leftPane").at("rightWidth").get_to(gui::NodeEditorApplication::rightPaneWidth);
289 }
290 ✗ if (j.contains("bottomViewHeight")) { j.at("bottomViewHeight").get_to(gui::NodeEditorApplication::bottomViewHeight); }
291 ✗ if (j.contains("hideFPS")) { j.at("hideFPS").get_to(gui::NodeEditorApplication::hideFPS); }
292 ✗ if (j.contains("lightMode"))
293 {
294 ✗ j.at("lightMode").get_to(gui::windows::nodeEditorLightMode);
295 ✗ gui::windows::ApplyDarkLightMode(gui::NodeEditorApplication::m_colors);
296 }
297 ✗ if (j.contains("gridLinesEnabled")) { j.at("gridLinesEnabled").get_to(ed::GetStyle().Colors[ed::StyleColor_Grid].w); }
298 ✗ if (j.contains("transparentWindows")) { j.at("transparentWindows").get_to(ImGui::GetStyle().Colors[ImGuiCol_WindowBg].w); }
299 }
300
301
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 114 if (j.contains("nodes"))
302 {
303
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 471 for (const auto& nodeJson : j.at("nodes"))
304 {
305
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 357 if (!nodeJson.contains("type"))
306 {
307 ✗ LOG_ERROR("Node does not contain a type");
308 ✗ continue;
309 }
310 357 Node* node = nullptr;
311
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 1918 for (const auto& registeredNode : NAV::NodeRegistry::RegisteredNodes())
312 {
313
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 22366 for (const auto& nodeInfo : registeredNode.second)
314 {
315
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 20805 if (nodeInfo.type == nodeJson.at("type").get<std::string>())
316 {
317
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 357 node = nodeInfo.constructor();
318 357 break;
319 }
320 }
321
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 1918 if (node != nullptr)
322 {
323 357 break;
324 }
325 }
326
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 357 if (node == nullptr)
327 {
328 ✗ LOG_ERROR("Node type ({}) is not a valid type.", nodeJson.at("type").get<std::string>());
329 ✗ loadSuccessful = false;
330 ✗ continue;
331 }
332
333
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 357 nm::AddNode(node);
334 357 auto newNodeId = node->id;
335
336
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 357 nodeJson.get_to<Node>(*node);
337
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 357 if (nodeJson.contains("data"))
338 {
339
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 357 node->restore(nodeJson.at("data"));
340 }
341 // Load second time in case restore changed the amount of pins
342
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 357 nodeJson.get_to<Node>(*node);
343
344
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 357 if (requestNewIds)
345 {
346 ✗ node->id = newNodeId;
347 ✗ for (auto& pin : node->inputPins)
348 {
349 ✗ pin.id = nm::GetNextPinId();
350 }
351 ✗ for (auto& pin : node->outputPins)
352 {
353 ✗ pin.id = nm::GetNextPinId();
354 }
355 }
356
357
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 357 nm::UpdateNode(node);
358
359
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 714 if (!ConfigManager::Get<bool>("nogui"))
360 {
361 ✗ ed::SetNodePosition(node->id, nodeJson.at("pos").get<ImVec2>());
362
363 ✗ if (node->getSize().x > 0 && node->getSize().y > 0)
364 {
365 ✗ ed::SetGroupSize(node->id, node->getSize());
366 }
367 }
368 }
369 }
370
371 // Collect the node ids which get new links to call the restoreAfterLinks function on them
372 114 std::set<Node*> newlyLinkedNodes;
373
374
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 114 if (j.contains("links"))
375 {
376
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 231 for (size_t i = 0; i < 2; i++) // Run twice because pins can change type depending on other links
377 {
378
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 734 for (const auto& linkJson : j.at("links"))
379 {
380
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 580 auto linkId = linkJson.at("id").get<size_t>();
381
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 580 auto startPinId = linkJson.at("startPinId").get<size_t>();
382
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 580 auto endPinId = linkJson.at("endPinId").get<size_t>();
383
384 580 InputPin* endPin = nullptr;
385 580 OutputPin* startPin = nullptr;
386
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 2776 for (auto* node : nm::m_Nodes())
387 {
388
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 2776 if (!endPin)
389 {
390
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 5274 for (auto& inputPin : node->inputPins)
391 {
392
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 3124 if (endPinId == size_t(inputPin.id)) { endPin = &inputPin; }
393 }
394 }
395
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 2776 if (!startPin)
396 {
397
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 4142 for (auto& outputPin : node->outputPins)
398 {
399
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 2208 if (startPinId == size_t(outputPin.id)) { startPin = &outputPin; }
400 }
401 }
402
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 2776 if (startPin && endPin) { break; }
403 }
404
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 580 if (startPin && endPin)
405 {
406
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 580 if (!startPin->createLink(*endPin, linkId))
407 {
408 2 loadSuccessful = false;
409 2 continue;
410 }
411
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 578 newlyLinkedNodes.insert(startPin->parentNode);
412
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 578 newlyLinkedNodes.insert(endPin->parentNode);
413 }
414 }
415 }
416 }
417
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 114 if (j.contains("nodes"))
418 {
419
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 429 for (auto* node : newlyLinkedNodes)
420 {
421
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 315 if (j.at("nodes").contains("node-" + std::to_string(size_t(node->id))))
422 {
423
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 315 LOG_DEBUG("Calling restoreAtferLink() for new node '{}'", node->nameId());
424
425
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 315 const auto& nodeJson = j.at("nodes").at("node-" + std::to_string(size_t(node->id)));
426
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 315 if (nodeJson.contains("data"))
427 {
428
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 315 node->restoreAtferLink(nodeJson.at("data"));
429 }
430 }
431 }
432 }
433
434 114 return loadSuccessful;
435 114 }
436
437 ✗ bool NAV::flow::HasUnsavedChanges()
438 {
439 ✗ return unsavedChanges;
440 }
441
442 13644 void NAV::flow::ApplyChanges()
443 {
444 // This prevents the newly loaded gui elements from triggering the unsaved changes
445
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 13644 if (ImGui::GetCurrentContext() && ImGui::GetFrameCount() - loadingFrameCount >= loadingFramesToWait)
446 {
447 ✗ unsavedChanges = true;
448 ✗ if (saveLastActions)
449 {
450 ✗ gui::saveLastAction();
451 }
452 }
453 13644 }
454
455 ✗ void NAV::flow::DiscardChanges()
456 {
457 ✗ unsavedChanges = false;
458 ✗ }
459
460 ✗ std::string NAV::flow::GetCurrentFilename()
461 {
462 ✗ return currentFilename;
463 }
464
465 ✗ void NAV::flow::SetCurrentFilename(const std::string& newFilename)
466 {
467 ✗ currentFilename = newFilename;
468 ✗ }
469
470 828 std::filesystem::path NAV::flow::GetProgramRootPath()
471 {
472 828 return programRootPath;
473 }
474
475 118 void NAV::flow::SetProgramRootPath(const std::filesystem::path& newRootPath)
476 {
477
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 118 LOG_DEBUG("Program root path set to {}", newRootPath);
478 118 programRootPath = newRootPath;
479 118 }
480
481 261 std::filesystem::path NAV::flow::GetOutputPath()
482 {
483 261 std::filesystem::path filepath = flow::GetProgramRootPath();
484
485
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 524 if (std::filesystem::path outputPath{ ConfigManager::Get<std::string>("output-path") };
486 262 outputPath.is_relative())
487 {
488
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 262 filepath /= outputPath;
489 }
490 else
491 {
492 ✗ filepath = outputPath;
493 262 }
494
495
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 524 if (ConfigManager::Get<bool>("rotate-output"))
496 {
497
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 30 filepath /= fmt::format("{:04d}", currentRotatedParentFolderNumber);
498 }
499
500 262 return filepath;
501 ✗ }
502
503 127 void NAV::flow::SetOutputPath()
504 {
505 127 currentRotatedParentFolderNumber = 0;
506
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 1270199 for (int i = 10000; i >= 0; --i)
507 {
508
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 1270082 std::filesystem::path outputDir{ programRootPath };
509
510
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 2540164 if (std::filesystem::path outputPath{ ConfigManager::Get<std::string>("output-path") };
511 1270082 outputPath.is_relative())
512 {
513
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 1270082 outputDir /= outputPath;
514 }
515 else
516 {
517 ✗ outputDir = outputPath;
518 1270082 }
519
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 1270082 outputDir /= fmt::format("{:04d}", i);
520
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 1270082 if (std::filesystem::exists(outputDir))
521 {
522 10 currentRotatedParentFolderNumber = static_cast<size_t>(i + 1); // NOLINT(bugprone-misplaced-widening-cast)
523 10 break;
524 }
525 1270082 }
526
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 127 LOG_DEBUG("Output directory set to {}", GetOutputPath());
527 127 }
528
529 332 std::filesystem::path NAV::flow::GetInputPath()
530 {
531 332 std::filesystem::path filepath = flow::GetProgramRootPath();
532
533
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 662 if (std::filesystem::path inputPath{ ConfigManager::Get<std::string>("input-path") };
534 330 inputPath.is_relative())
535 {
536
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 330 filepath /= inputPath;
537 }
538 else
539 {
540 ✗ filepath = inputPath;
541 331 }
542
543 331 return filepath;
544 ✗ }
545
546 3 std::filesystem::path NAV::flow::GetFlowPath()
547 {
548 3 std::filesystem::path filepath = flow::GetProgramRootPath();
549
550
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 6 if (std::filesystem::path inputPath{ ConfigManager::Get<std::string>("flow-path") };
551 3 inputPath.is_relative())
552 {
553
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 3 filepath /= inputPath;
554 }
555 else
556 {
557 ✗ filepath = inputPath;
558 3 }
559
560 3 return filepath;
561 ✗ }
562
563 ✗ std::filesystem::path NAV::flow::GetConfigPath()
564 {
565 ✗ return flow::GetProgramRootPath() / "config";
566 }
567