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session.rs

Draw FBX bodies live and in production; import rigid FBX equipment
timfa Grok Bot · pushed by timfa · 7 days ago
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session.rs 31.2 KiB Download Raw
1//! Project navigation, dirty state and equipment records.
2//!
3//! The screen starts small. A project opens on Bodies. Equipment is one
4//! step down from Body. Chosen files are copied into the project so a later
5//! save stays inside the directory.
6
7use std::fs;
8use std::path::{Path, PathBuf};
9
10use crate::equipment::Preset;
11use serde::{Deserialize, Serialize};
12
13use crate::project::{
14 create_project, portable_relative, save_project, OpenedProject, ProjectError, ProjectFile,
15 MANIFEST_NAME,
16};
17
18const MALE_GLB: &[u8] = include_bytes!("../tests/fixtures/bodies/test-body-male.glb");
19const FEMALE_GLB: &[u8] = include_bytes!("../tests/fixtures/bodies/test-body-female.glb");
20
21pub const MALE_ASSET: &str = "assets/body/test-body-male.glb";
22pub const FEMALE_ASSET: &str = "assets/body/test-body-female.glb";
23
24pub const START_WINDOW: [f32; 2] = [480.0, 280.0];
25pub const PROJECT_WINDOW: [f32; 2] = [1100.0, 720.0];
26
27#[derive(Debug, Clone, Copy, PartialEq, Eq)]
28pub enum Sex {
29 Male,
30 Female,
31}
32
33#[derive(Debug, Clone, Copy, PartialEq, Eq)]
34pub enum Screen {
35 Start,
36 Bodies,
37 Body(Sex),
38 EquipmentList,
39 Equipment(usize),
40 Preview2d,
41}
42
43#[derive(Debug, Clone, Copy, PartialEq, Eq)]
44pub enum Intent {
45 Quit,
46 PickNew,
47 PickLoad,
48}
49
50#[derive(Debug, Clone, Copy, PartialEq, Eq)]
51pub enum Choice {
52 Save,
53 Discard,
54 Cancel,
55}
56
57#[derive(Debug, Clone, PartialEq, Eq)]
58pub enum AfterChoice {
59 Stay,
60 SaveThen(Intent),
61 Go(Intent),
62}
63
64#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
65#[serde(deny_unknown_fields)]
66struct EquipmentFile {
67 name: String,
68 model: Option<String>,
69}
70
71#[derive(Debug, Clone, PartialEq)]
72pub struct EquipmentItem {
73 pub slug: String,
74 pub model: Option<String>,
75 pub legacy_path: Option<String>,
76 pub preset: Option<Preset>,
77 pub error: Option<String>,
78}
79
80#[derive(Debug, Clone, PartialEq)]
81pub struct Session {
82 pub screen: Screen,
83 pub active_body: Option<Sex>,
84 pub opened: Option<OpenedProject>,
85 pub saved_document: Option<ProjectFile>,
86 pub equipment: Vec<EquipmentItem>,
87 pub saved_equipment: Vec<EquipmentItem>,
88 pub confirm: Option<Intent>,
89 pub notice: String,
90 pub notice_ok: bool,
91}
92
93impl Session {
94 pub fn new() -> Self {
95 Self {
96 screen: Screen::Start,
97 active_body: None,
98 opened: None,
99 saved_document: None,
100 equipment: Vec::new(),
101 saved_equipment: Vec::new(),
102 confirm: None,
103 notice: "Laad een project of maak een nieuwe projectmap.".to_string(),
104 notice_ok: true,
105 }
106 }
107
108 pub fn shell_size(&self) -> [f32; 2] {
109 match self.screen {
110 Screen::Start => START_WINDOW,
111 _ => PROJECT_WINDOW,
112 }
113 }
114
115 pub fn is_dirty(&self) -> bool {
116 self.opened.as_ref().map(|opened| &opened.document) != self.saved_document.as_ref()
117 || self.equipment != self.saved_equipment
118 }
119
120 pub fn gate(&mut self, intent: Intent) -> bool {
121 if self.is_dirty() {
122 self.confirm = Some(intent);
123 false
124 } else {
125 true
126 }
127 }
128
129 pub fn resolve(&mut self, choice: Choice) -> AfterChoice {
130 let Some(intent) = self.confirm.take() else {
131 return AfterChoice::Stay;
132 };
133 match choice {
134 Choice::Cancel => {
135 self.confirm = None;
136 AfterChoice::Stay
137 }
138 Choice::Discard => AfterChoice::Go(intent),
139 Choice::Save => {
140 self.confirm = Some(intent);
141 AfterChoice::SaveThen(intent)
142 }
143 }
144 }
145
146 pub fn note_saved(&mut self) {
147 if let Some(opened) = &self.opened {
148 self.saved_document = Some(opened.document.clone());
149 }
150 self.saved_equipment = self.equipment.clone();
151 self.confirm = None;
152 }
153
154 pub fn show_bodies(&mut self) {
155 if self.opened.is_some() {
156 self.screen = Screen::Bodies;
157 }
158 }
159
160 pub fn show_body(&mut self, sex: Sex) {
161 if self.opened.is_some() {
162 self.active_body = Some(sex);
163 self.screen = Screen::Body(sex);
164 }
165 }
166
167 pub fn show_equipment_list(&mut self) {
168 if self.opened.is_some() {
169 self.screen = Screen::EquipmentList;
170 }
171 }
172
173 pub fn show_equipment(&mut self, index: usize) {
174 if index < self.equipment.len() {
175 self.screen = Screen::Equipment(index);
176 }
177 }
178
179 pub fn show_preview2d(&mut self) {
180 if self.opened.is_some() {
181 self.screen = Screen::Preview2d;
182 }
183 }
184
185 pub fn back(&mut self) {
186 self.screen = match self.screen {
187 Screen::Body(_) => Screen::Bodies,
188 Screen::EquipmentList => self.active_body.map(Screen::Body).unwrap_or(Screen::Bodies),
189 Screen::Equipment(_) => Screen::EquipmentList,
190 Screen::Preview2d => Screen::Bodies,
191 other => other,
192 };
193 }
194
195 pub fn set_name(&mut self, name: String) {
196 if let Some(opened) = &mut self.opened {
197 opened.document.name = name;
198 }
199 }
200
201 pub fn set_render(&mut self, width: u32, height: u32, fps: u32) {
202 if let Some(opened) = &mut self.opened {
203 opened.document.render.target_width = width;
204 opened.document.render.target_height = height;
205 opened.document.render.fps = fps;
206 }
207 }
208
209 pub fn body_path(&self, sex: Sex) -> Option<&str> {
210 let document = &self.opened.as_ref()?.document;
211 match sex {
212 Sex::Male => document.male_model.as_deref(),
213 Sex::Female => document.female_model.as_deref(),
214 }
215 }
216
217 pub fn set_body_path(&mut self, sex: Sex, relative: String) {
218 let Some(opened) = &mut self.opened else {
219 return;
220 };
221 let slot = match sex {
222 Sex::Male => &mut opened.document.male_model,
223 Sex::Female => &mut opened.document.female_model,
224 };
225 *slot = Some(relative);
226 }
227
228 pub fn add_equipment(&mut self) -> usize {
229 let slug = next_slug(&self.equipment);
230 self.equipment.push(EquipmentItem {
231 preset: Some(Preset::new(slug.clone())),
232 error: None,
233 slug,
234 model: None,
235 legacy_path: None,
236 });
237 let index = self.equipment.len() - 1;
238 self.screen = Screen::Equipment(index);
239 index
240 }
241
242 pub fn ensure_preset_budget(
243 &self,
244 replacement: Option<usize>,
245 candidate: &Preset,
246 ) -> Result<(), String> {
247 if replacement.is_none() && self.equipment.len() >= crate::project::MAX_PROJECT_PRESETS {
248 return Err("maximaal 64 equipmentpresets per project".into());
249 }
250 let mut budget = MAX_PROJECT_PRESET_BYTES
251 .checked_sub(candidate.encoded_len()?)
252 .ok_or("equipmentpresets samen groter dan 64 MiB")?;
253 for (i, item) in self.equipment.iter().enumerate() {
254 if Some(i) != replacement {
255 if let Some(p) = &item.preset {
256 budget = budget
257 .checked_sub(p.encoded_len()?)
258 .ok_or("equipmentpresets samen groter dan 64 MiB")?;
259 }
260 }
261 }
262 Ok(())
263 }
264 pub fn available_equipment_name(&self, base: &str) -> Result<String, String> {
265 if !valid_slug(base) {
266 return Err("ongeldige equipmentnaam".into());
267 }
268 let mut name = base.to_string();
269 let mut n = 2;
270 while self.equipment.iter().any(|i| i.slug == name) {
271 let suffix = format!("-{n}");
272 name = format!("{}{}", &base[..base.len().min(64 - suffix.len())], suffix);
273 n += 1;
274 }
275 Ok(name)
276 }
277
278 pub fn set_equipment_slug(&mut self, index: usize, slug: String) -> Result<(), String> {
279 let slug = slug.trim().to_string();
280 if !valid_slug(&slug) {
281 return Err(
282 "de naam gebruikt kleine letters, cijfers, '-' of '_', en is niet 'body'"
283 .to_string(),
284 );
285 }
286 if self
287 .equipment
288 .iter()
289 .enumerate()
290 .any(|(other, item)| other != index && item.slug == slug)
291 {
292 return Err("die equipmentnaam bestaat al".to_string());
293 }
294 if let Some(item) = self.equipment.get_mut(index) {
295 item.slug = slug;
296 item.legacy_path = None;
297 }
298 Ok(())
299 }
300
301 pub fn set_equipment_model(&mut self, index: usize, relative: String) {
302 if let Some(item) = self.equipment.get_mut(index) {
303 item.model = Some(relative);
304 item.legacy_path = None;
305 item.preset = None;
306 item.error = None;
307 }
308 }
309
310 pub fn delete_equipment(&mut self, index: usize) {
311 if index < self.equipment.len() {
312 self.equipment.remove(index);
313 self.screen = Screen::EquipmentList;
314 }
315 }
316
317 pub fn install_new_project(&mut self, root: &Path) -> Result<(), ProjectError> {
318 let opened = create_seeded_project(root)?;
319 self.install_opened(opened);
320 self.ok("Projectmap aangemaakt, met de testlichamen in assets/body.");
321 Ok(())
322 }
323
324 pub fn install_loaded(&mut self, opened: OpenedProject) {
325 let root = opened
326 .manifest_path
327 .parent()
328 .map(Path::to_path_buf)
329 .unwrap_or_default();
330 let equipment = read_equipment(&root, &opened.document.equipment_presets);
331 self.equipment = equipment.clone();
332 self.saved_equipment = equipment;
333 self.saved_document = Some(opened.document.clone());
334 self.opened = Some(opened);
335 self.screen = Screen::Bodies;
336 self.active_body = None;
337 self.confirm = None;
338 self.ok("Project geopend.");
339 }
340
341 fn install_opened(&mut self, opened: OpenedProject) {
342 self.equipment.clear();
343 self.saved_equipment.clear();
344 self.saved_document = Some(opened.document.clone());
345 self.opened = Some(opened);
346 self.screen = Screen::Bodies;
347 self.active_body = None;
348 self.confirm = None;
349 }
350
351 pub fn save(&mut self) -> Result<(), ProjectError> {
352 let Some(opened) = self.opened.clone() else {
353 return Err(ProjectError::Validation(vec![
354 "er is geen project om op te slaan".to_string(),
355 ]));
356 };
357 let root = opened
358 .manifest_path
359 .parent()
360 .ok_or_else(|| ProjectError::Io {
361 path: opened.manifest_path.display().to_string(),
362 message: "het .ppd-bestand heeft geen projectmap".to_string(),
363 })?;
364 opened.document.validate_shape()?;
365 let presets = write_equipment(root, &self.equipment)
366 .map_err(|message| ProjectError::Validation(vec![message]))?;
367 let mut document = opened.document.clone();
368 document.equipment_presets = presets;
369 document.validate_shape()?;
370 let candidate = OpenedProject {
371 manifest_path: opened.manifest_path.clone(),
372 document,
373 disk_issues: Vec::new(),
374 };
375 save_project(&candidate)?;
376 for item in &mut self.equipment {
377 if let Some(preset) = &mut item.preset {
378 preset.name = item.slug.clone();
379 }
380 }
381 self.opened = Some(candidate);
382 self.note_saved();
383 self.ok("Opgeslagen.");
384 Ok(())
385 }
386
387 pub fn project_root(&self) -> Option<PathBuf> {
388 self.opened
389 .as_ref()?
390 .manifest_path
391 .parent()
392 .map(PathBuf::from)
393 }
394
395 fn ok(&mut self, message: &str) {
396 self.notice = message.to_string();
397 self.notice_ok = true;
398 }
399
400 pub fn fail(&mut self, message: impl Into<String>) {
401 self.notice = message.into();
402 self.notice_ok = false;
403 }
404}
405
406impl Default for Session {
407 fn default() -> Self {
408 Self::new()
409 }
410}
411
412pub fn create_seeded_project(root: &Path) -> Result<OpenedProject, ProjectError> {
413 let mut opened = create_project(root, "Nieuw project")?;
414 for (relative, bytes) in [
415 (MALE_ASSET, MALE_GLB),
416 (FEMALE_ASSET, FEMALE_GLB),
417 (
418 "assets/body/test-bodies-LICENSE.txt",
419 include_bytes!("../tests/fixtures/bodies/LICENSE").as_slice(),
420 ),
421 ] {
422 let path = checked_project_path(root, relative)
423 .map_err(|error| ProjectError::Validation(vec![error]))?;
424 if !path.exists() {
425 write_bytes(&path, bytes)?;
426 }
427 }
428 opened.document.male_model = Some(MALE_ASSET.to_string());
429 opened.document.female_model = Some(FEMALE_ASSET.to_string());
430 save_project(&opened)?;
431 Ok(opened)
432}
433
434pub fn adopt_file(root: &Path, source: &Path, folder: &str) -> Result<String, String> {
435 if !source.is_file() {
436 return Err("kies een bestand".to_string());
437 }
438 let name = source
439 .file_name()
440 .and_then(|name| name.to_str())
441 .filter(|name| {
442 !name.is_empty() && !name.contains('/') && !name.contains('\\') && !name.contains('\0')
443 })
444 .ok_or_else(|| "de bestandsnaam is niet bruikbaar".to_string())?;
445 if let (Ok(source_full), Ok(root_full)) = (source.canonicalize(), root.canonicalize()) {
446 if let Ok(inside) = source_full.strip_prefix(&root_full) {
447 let relative = inside.to_string_lossy().replace('\\', "/");
448 portable_relative(&relative)?;
449 return Ok(relative);
450 }
451 }
452 let mut relative = format!("{folder}/{name}");
453 let stem = Path::new(name).file_stem().unwrap().to_string_lossy();
454 let ext = Path::new(name)
455 .extension()
456 .map(|x| format!(".{}", x.to_string_lossy()))
457 .unwrap_or_default();
458 let mut n = 2;
459 while root.join(&relative).exists() {
460 relative = format!("{folder}/{stem}-{n}{ext}");
461 n += 1;
462 }
463 portable_relative(&relative)?;
464 let dest = checked_project_path(root, &relative)?;
465 if let Some(parent) = dest.parent() {
466 fs::create_dir_all(parent).map_err(|err| err.to_string())?;
467 }
468 fs::copy(source, &dest).map_err(|err| err.to_string())?;
469 Ok(relative)
470}
471
472fn checked_project_path(root: &Path, relative: &str) -> Result<PathBuf, String> {
473 portable_relative(relative)?;
474 let root_full = root.canonicalize().map_err(|e| e.to_string())?;
475 let path = root.join(relative);
476 let mut ancestor = path.as_path();
477 while std::fs::symlink_metadata(ancestor).is_err() {
478 ancestor = ancestor.parent().ok_or("ongeldig projectpad")?;
479 }
480 let canonical = ancestor.canonicalize().map_err(|e| e.to_string())?;
481 if !canonical.starts_with(&root_full) {
482 return Err("het bestand ligt buiten de projectmap".into());
483 }
484 Ok(path)
485}
486
487fn write_bytes(path: &Path, bytes: &[u8]) -> Result<(), ProjectError> {
488 if let Some(parent) = path.parent() {
489 fs::create_dir_all(parent).map_err(|err| io_at(path, &err.to_string()))?;
490 }
491 fs::write(path, bytes).map_err(|err| io_at(path, &err.to_string()))
492}
493
494fn io_at(path: &Path, message: &str) -> ProjectError {
495 ProjectError::Io {
496 path: path.display().to_string(),
497 message: message.to_string(),
498 }
499}
500
501pub const MAX_PROJECT_PRESET_BYTES: usize = 64 * 1024 * 1024;
502const MAX_LEGACY_PRESET_BYTES: usize = 64 * 1024;
503
504fn read_limited(path: &Path, limit: usize) -> Result<Vec<u8>, String> {
505 use std::io::Read;
506 if !path.is_file() {
507 return Err("kies een regulier bestand".into());
508 }
509 let mut bytes = Vec::new();
510 fs::File::open(path)
511 .and_then(|file| file.take((limit + 1) as u64).read_to_end(&mut bytes))
512 .map_err(|e| e.to_string())?;
513 if bytes.len() > limit {
514 return Err("presetbestand overschrijdt het bestands-/projectbudget".into());
515 }
516 Ok(bytes)
517}
518fn read_equipment(root: &Path, presets: &[String]) -> Vec<EquipmentItem> {
519 read_equipment_with_budget(root, presets, MAX_PROJECT_PRESET_BYTES)
520}
521fn read_equipment_with_budget(
522 root: &Path,
523 presets: &[String],
524 mut budget: usize,
525) -> Vec<EquipmentItem> {
526 presets
527 .iter()
528 .map(|path| {
529 let failure = |error: String| EquipmentItem {
530 preset: None,
531 error: Some(error),
532 slug: Path::new(path)
533 .file_stem()
534 .unwrap_or_default()
535 .to_string_lossy()
536 .into(),
537 model: None,
538 legacy_path: Some(path.clone()),
539 };
540 let file = match checked_project_path(root, path) {
541 Ok(path) => path,
542 Err(error) => return failure(error),
543 };
544 let binary = file.extension().and_then(|e| e.to_str()) == Some("ppe");
545 let limit = budget.min(if binary {
546 crate::equipment::MAX_FILE
547 } else {
548 MAX_LEGACY_PRESET_BYTES
549 });
550 let bytes = match read_limited(&file, limit) {
551 Ok(bytes) => bytes,
552 Err(error) => return failure(error),
553 };
554 budget -= bytes.len();
555 if binary {
556 return match Preset::decode(&bytes) {
557 Ok(preset) => EquipmentItem {
558 slug: preset.name.clone(),
559 model: preset.attachments.first().map(|a| a.label.clone()),
560 preset: Some(preset),
561 error: None,
562 legacy_path: None,
563 },
564 Err(error) => failure(error),
565 };
566 }
567 if let Ok(parsed) = serde_json::from_slice::<EquipmentFile>(&bytes) {
568 if valid_slug(&parsed.name) {
569 return EquipmentItem {
570 preset: None,
571 error: None,
572 slug: parsed.name,
573 model: parsed.model,
574 legacy_path: None,
575 };
576 }
577 }
578 failure("legacy preset; kies een OBJ- of FBX-model om te configureren".into())
579 })
580 .collect()
581}
582
583fn write_equipment(root: &Path, items: &[EquipmentItem]) -> Result<Vec<String>, String> {
584 if items.len() > crate::project::MAX_PROJECT_PRESETS {
585 return Err("maximaal 64 equipmentpresets per project".into());
586 }
587 let mut budget = MAX_PROJECT_PRESET_BYTES;
588 let mut paths = Vec::new();
589 let mut names = std::collections::BTreeSet::new();
590 // Validate every record before writing. Config files are immutable snapshots:
591 // a failed manifest save leaves its previous equipment bytes intact.
592 for item in items {
593 if !names.insert(&item.slug) {
594 return Err("dubbele equipmentnaam".into());
595 }
596 if let Some(legacy) = item.legacy_path.as_ref().filter(|_| item.model.is_none()) {
597 let path = checked_project_path(root, legacy)?;
598 let length = fs::metadata(path).map(|meta| meta.len()).unwrap_or(0);
599 budget = budget
600 .checked_sub(usize::try_from(length).map_err(|_| "preset te groot")?)
601 .ok_or("equipmentpresets samen groter dan 64 MiB")?;
602 continue;
603 }
604 if !valid_slug(&item.slug) {
605 return Err(format!("equipment '{}' heeft geen geldige naam", item.slug));
606 }
607 if let Some(preset) = &item.preset {
608 let mut preset = preset.clone();
609 preset.name = item.slug.clone();
610 let length = preset.encode()?.len();
611 budget = budget
612 .checked_sub(length)
613 .ok_or("equipmentpresets samen groter dan 64 MiB")?;
614 } else {
615 if let Some(model) = &item.model {
616 portable_relative(model)?;
617 }
618 let text = serde_json::to_vec_pretty(&EquipmentFile {
619 name: item.slug.clone(),
620 model: item.model.clone(),
621 })
622 .map_err(|e| e.to_string())?;
623 if text.len() > MAX_LEGACY_PRESET_BYTES {
624 return Err("legacy preset groter dan 64 KiB".into());
625 }
626 budget = budget
627 .checked_sub(text.len())
628 .ok_or("equipmentpresets samen groter dan 64 MiB")?;
629 }
630 }
631 for item in items {
632 if let Some(preset) = &item.preset {
633 let mut preset = preset.clone();
634 preset.name = item.slug.clone();
635 let bytes = preset.encode()?;
636 let relative = format!(
637 "presets/{}-{:08x}-{}.ppe",
638 item.slug,
639 crate::equipment::checksum(&bytes),
640 bytes.len()
641 );
642 let path = checked_project_path(root, &relative)?;
643 fs::create_dir_all(path.parent().unwrap()).map_err(|e| e.to_string())?;
644 crate::equipment::write_snapshot(&path, &bytes)?;
645 paths.push(relative);
646 continue;
647 }
648 if item.model.is_none() {
649 if let Some(legacy) = &item.legacy_path {
650 paths.push(legacy.clone());
651 continue;
652 }
653 }
654 let file = EquipmentFile {
655 name: item.slug.clone(),
656 model: item.model.clone(),
657 };
658 let text = serde_json::to_string_pretty(&file).map_err(|err| err.to_string())?;
659 let mut number = 1;
660 loop {
661 let relative = format!("presets/{}-{number}.json", item.slug);
662 let path = checked_project_path(root, &relative)?;
663 if let Ok(existing) = read_limited(&path, MAX_LEGACY_PRESET_BYTES) {
664 if existing == text.as_bytes() {
665 paths.push(relative);
666 break;
667 }
668 } else if !path.exists() {
669 fs::create_dir_all(path.parent().unwrap()).map_err(|err| err.to_string())?;
670 use std::io::Write;
671 let mut out = fs::OpenOptions::new()
672 .write(true)
673 .create_new(true)
674 .open(&path)
675 .map_err(|err| err.to_string())?;
676 out.write_all(text.as_bytes())
677 .map_err(|err| err.to_string())?;
678 out.sync_all().map_err(|err| err.to_string())?;
679 paths.push(relative);
680 break;
681 }
682 number += 1;
683 }
684 }
685 Ok(paths)
686}
687
688fn next_slug(items: &[EquipmentItem]) -> String {
689 let mut number = 1u32;
690 loop {
691 let slug = if number == 1 {
692 "nieuw".to_string()
693 } else {
694 format!("nieuw-{number}")
695 };
696 if !items.iter().any(|item| item.slug == slug) {
697 return slug;
698 }
699 number += 1;
700 }
701}
702
703fn valid_slug(slug: &str) -> bool {
704 crate::equipment::valid_name(slug)
705}
706
707pub fn manifest_in(root: &Path) -> PathBuf {
708 root.join(MANIFEST_NAME)
709}
710
711#[cfg(test)]
712mod tests {
713 use super::*;
714 use std::time::{SystemTime, UNIX_EPOCH};
715
716 fn scratch() -> PathBuf {
717 let nanos = SystemTime::now()
718 .duration_since(UNIX_EPOCH)
719 .unwrap()
720 .as_nanos();
721 let path = std::env::temp_dir().join(format!("paperdoll-session-{nanos}"));
722 let _ = fs::remove_dir_all(&path);
723 path
724 }
725
726 #[test]
727 fn editing_budget_and_import_names_are_bounded_before_install() {
728 let mut session = Session::new();
729 let mut p = Preset::new("sword".into());
730 for i in 0..3 {
731 p.assets.push(crate::equipment::EmbeddedAsset {
732 path: format!("raw-{i}"),
733 bytes: vec![0; 8 * 1024 * 1024],
734 });
735 }
736 for _ in 0..2 {
737 let i = session.add_equipment();
738 session.equipment[i].preset = Some(p.clone());
739 }
740 assert!(session
741 .ensure_preset_budget(None, &p)
742 .unwrap_err()
743 .contains("64 MiB"));
744 assert!(session.ensure_preset_budget(Some(0), &p).is_ok());
745 assert_eq!(session.equipment.len(), 2);
746 let base = "a".repeat(64);
747 session.equipment[0].slug = base.clone();
748 let unique = session.available_equipment_name(&base).unwrap();
749 assert_eq!(unique.len(), 64);
750 assert_ne!(unique, base);
751 assert!(crate::equipment::valid_name(&unique));
752 }
753
754 #[test]
755 fn preset_read_budget_preserves_unloaded_references() {
756 let root = scratch();
757 fs::create_dir_all(root.join("presets")).unwrap();
758 let bytes = Preset::new("sword".into()).encode().unwrap();
759 for name in ["one", "two"] {
760 fs::write(root.join(format!("presets/{name}.ppe")), &bytes).unwrap();
761 }
762 let refs = vec!["presets/one.ppe".into(), "presets/two.ppe".into()];
763 let items = read_equipment_with_budget(&root, &refs, bytes.len());
764 assert!(items[0].preset.is_some());
765 assert!(items[1].preset.is_none());
766 assert!(items[1].error.as_ref().unwrap().contains("budget"));
767 assert_eq!(items[1].legacy_path.as_ref(), Some(&refs[1]));
768 fs::write(
769 root.join("presets/old.json"),
770 vec![b' '; MAX_LEGACY_PRESET_BYTES + 1],
771 )
772 .unwrap();
773 assert!(read_equipment(&root, &["presets/old.json".into()])[0]
774 .error
775 .is_some());
776 fs::remove_dir_all(root).unwrap();
777 }
778 #[test]
779 fn too_many_presets_do_not_write_snapshots_or_replace_manifest() {
780 let root = scratch();
781 let mut session = Session::new();
782 session.install_new_project(&root).unwrap();
783 let before = fs::read(root.join(MANIFEST_NAME)).unwrap();
784 for _ in 0..=crate::project::MAX_PROJECT_PRESETS {
785 session.add_equipment();
786 }
787 assert!(session.save().unwrap_err().to_string().contains("64"));
788 assert_eq!(fs::read(root.join(MANIFEST_NAME)).unwrap(), before);
789 assert_eq!(fs::read_dir(root.join("presets")).unwrap().count(), 0);
790 assert!(session.is_dirty());
791 fs::remove_dir_all(root).unwrap();
792 }
793
794 #[test]
795 fn new_project_copies_both_test_bodies_and_can_be_overwritten() {
796 let root = scratch();
797 let mut session = Session::new();
798 session.install_new_project(&root).unwrap();
799 assert_eq!(session.screen, Screen::Bodies);
800 assert!(!session.is_dirty());
801 assert_eq!(fs::read(root.join(MALE_ASSET)).unwrap(), MALE_GLB);
802 assert_eq!(fs::read(root.join(FEMALE_ASSET)).unwrap(), FEMALE_GLB);
803 let outside = root
804 .parent()
805 .unwrap()
806 .join(format!("pd-src-{}", std::process::id()));
807 let _ = fs::remove_dir_all(&outside);
808 fs::create_dir_all(&outside).unwrap();
809 let source = outside.join("test-body-male.glb");
810 fs::write(&source, b"replacement-body").unwrap();
811 let relative = adopt_file(&root, &source, "assets/body").unwrap();
812 assert_ne!(relative, MALE_ASSET);
813 assert_eq!(fs::read(root.join(&relative)).unwrap(), b"replacement-body");
814 assert_eq!(fs::read(root.join(MALE_ASSET)).unwrap(), MALE_GLB);
815 let extra = outside.join("extra.glb");
816 fs::write(&extra, b"extra-body").unwrap();
817 let relative = adopt_file(&root, &extra, "assets/body").unwrap();
818 session.set_body_path(Sex::Male, relative);
819 assert!(session.is_dirty());
820 session.save().unwrap();
821 assert!(!session.is_dirty());
822 assert_eq!(
823 fs::read(root.join("assets/body/extra.glb")).unwrap(),
824 b"extra-body"
825 );
826 let _ = fs::remove_dir_all(&outside);
827 let _ = fs::remove_dir_all(&root);
828 }
829
830 #[test]
831 fn navigation_and_equipment_crud_roundtrip() {
832 let root = scratch();
833 let mut session = Session::new();
834 session.show_body(Sex::Male);
835 assert_eq!(session.screen, Screen::Start);
836 session.install_new_project(&root).unwrap();
837 session.show_body(Sex::Female);
838 assert_eq!(session.screen, Screen::Body(Sex::Female));
839 session.show_equipment_list();
840 assert_eq!(session.screen, Screen::EquipmentList);
841 let index = session.add_equipment();
842 assert_eq!(index, 0);
843 session.set_equipment_model(0, "assets/equipment/zwaard.glb".to_string());
844 session.save().unwrap();
845 let text = fs::read_to_string(root.join("presets/nieuw-1.json")).unwrap();
846 assert!(text.contains("zwaard.glb"));
847 let mut again = Session::new();
848 let opened = crate::project::open_project(&manifest_in(&root)).unwrap();
849 again.install_loaded(opened);
850 assert_eq!(
851 again.equipment[0].model.as_deref(),
852 Some("assets/equipment/zwaard.glb")
853 );
854 again.delete_equipment(0);
855 again.save().unwrap();
856 assert!(again
857 .opened
858 .as_ref()
859 .unwrap()
860 .document
861 .equipment_presets
862 .is_empty());
863 // Old immutable record stays recoverable if an earlier save is restored.
864 assert!(root.join("presets/nieuw-1.json").exists());
865 let _ = fs::remove_dir_all(&root);
866 }
867
868 #[test]
869 fn failed_save_preserves_previous_equipment_and_manifest_bytes() {
870 let root = scratch();
871 let mut session = Session::new();
872 session.install_new_project(&root).unwrap();
873 session.add_equipment();
874 session.save().unwrap();
875 let manifest = fs::read(manifest_in(&root)).unwrap();
876 let relative = session.opened.as_ref().unwrap().document.equipment_presets[0].clone();
877 let preset = fs::read(root.join(&relative)).unwrap();
878 session.equipment[0].slug = "changed".into();
879 // Missing body fails after immutable equipment snapshots are written.
880 session.set_body_path(Sex::Male, "assets/body/missing.glb".into());
881 assert!(session.save().is_err());
882 assert_eq!(fs::read(manifest_in(&root)).unwrap(), manifest);
883 assert_eq!(fs::read(root.join(&relative)).unwrap(), preset);
884 assert!(session.is_dirty());
885 let _ = fs::remove_dir_all(root);
886 }
887
888 #[test]
889 fn dirty_confirm_save_discard_and_cancel_keep_bytes() {
890 let root = scratch();
891 let mut session = Session::new();
892 session.install_new_project(&root).unwrap();
893 session.set_name("Gewijzigd".to_string());
894 assert!(session.is_dirty());
895 assert!(!session.gate(Intent::Quit));
896 assert_eq!(session.resolve(Choice::Cancel), AfterChoice::Stay);
897 assert_eq!(session.opened.as_ref().unwrap().document.name, "Gewijzigd");
898 assert!(!session.gate(Intent::PickLoad));
899 assert_eq!(
900 session.resolve(Choice::Discard),
901 AfterChoice::Go(Intent::PickLoad)
902 );
903 assert_eq!(session.opened.as_ref().unwrap().document.name, "Gewijzigd");
904 assert!(session.is_dirty()); // canceled file picker must not discard the old project
905 session.set_name("Bewaard".to_string());
906 assert!(!session.gate(Intent::PickNew));
907 assert_eq!(
908 session.resolve(Choice::Save),
909 AfterChoice::SaveThen(Intent::PickNew)
910 );
911 session.save().unwrap();
912 assert_eq!(session.opened.as_ref().unwrap().document.name, "Bewaard");
913 let opened = crate::project::open_project(&manifest_in(&root)).unwrap();
914 assert_eq!(opened.document.name, "Bewaard");
915 let _ = fs::remove_dir_all(&root);
916 }
917}