| | | 1 | | using Chronicis.Api.Data; |
| | | 2 | | using Chronicis.Api.Models; |
| | | 3 | | using Chronicis.Shared.DTOs; |
| | | 4 | | using Chronicis.Shared.Enums; |
| | | 5 | | using Chronicis.Shared.Models; |
| | | 6 | | using Chronicis.Shared.Utilities; |
| | | 7 | | using Microsoft.EntityFrameworkCore; |
| | | 8 | | |
| | | 9 | | namespace Chronicis.Api.Services; |
| | | 10 | | |
| | | 11 | | /// <summary> |
| | | 12 | | /// Service for core world management (CRUD, lookup, creation) |
| | | 13 | | /// </summary> |
| | | 14 | | public sealed class WorldService : IWorldService |
| | | 15 | | { |
| | | 16 | | private readonly ChronicisDbContext _context; |
| | | 17 | | private readonly IWorldMembershipService _membershipService; |
| | | 18 | | private readonly IReservedSlugProvider _reservedSlugProvider; |
| | | 19 | | private readonly ILogger<WorldService> _logger; |
| | | 20 | | |
| | | 21 | | public WorldService( |
| | | 22 | | ChronicisDbContext context, |
| | | 23 | | IWorldMembershipService membershipService, |
| | | 24 | | IReservedSlugProvider reservedSlugProvider, |
| | | 25 | | ILogger<WorldService> logger) |
| | | 26 | | { |
| | 34 | 27 | | _context = context; |
| | 34 | 28 | | _membershipService = membershipService; |
| | 34 | 29 | | _reservedSlugProvider = reservedSlugProvider; |
| | 34 | 30 | | _logger = logger; |
| | 34 | 31 | | } |
| | | 32 | | |
| | | 33 | | public async Task<List<WorldDto>> GetUserWorldsAsync(Guid userId) |
| | | 34 | | { |
| | | 35 | | var worlds = await _context.Worlds |
| | | 36 | | .Where(w => w.Members.Any(m => m.UserId == userId)) |
| | | 37 | | .Include(w => w.Owner) |
| | | 38 | | .Include(w => w.Campaigns) |
| | | 39 | | .Include(w => w.Members) |
| | | 40 | | .ToListAsync(); |
| | | 41 | | |
| | | 42 | | return worlds.Select(MapToDto).ToList(); |
| | | 43 | | } |
| | | 44 | | |
| | | 45 | | public async Task<WorldDetailDto?> GetWorldAsync(Guid worldId, Guid userId) |
| | | 46 | | { |
| | | 47 | | var world = await _context.Worlds |
| | | 48 | | .Include(w => w.Owner) |
| | | 49 | | .Include(w => w.Campaigns) |
| | | 50 | | .ThenInclude(c => c.Owner) |
| | | 51 | | .Include(w => w.Members) |
| | | 52 | | .ThenInclude(m => m.User) |
| | | 53 | | .FirstOrDefaultAsync(w => w.Id == worldId); |
| | | 54 | | |
| | | 55 | | if (world == null) |
| | | 56 | | return null; |
| | | 57 | | |
| | | 58 | | // Check access via membership service |
| | | 59 | | if (!await _membershipService.UserHasAccessAsync(worldId, userId)) |
| | | 60 | | return null; |
| | | 61 | | |
| | | 62 | | var canViewPrivateNotes = world.OwnerId == userId |
| | | 63 | | || world.Members.Any(m => m.UserId == userId && m.Role == WorldRole.GM); |
| | | 64 | | |
| | | 65 | | var dto = MapToDetailDto(world); |
| | | 66 | | if (!canViewPrivateNotes) |
| | | 67 | | { |
| | | 68 | | dto.PrivateNotes = null; |
| | | 69 | | } |
| | | 70 | | |
| | | 71 | | return dto; |
| | | 72 | | } |
| | | 73 | | |
| | | 74 | | public async Task<WorldDto> CreateWorldAsync(WorldCreateDto dto, Guid userId) |
| | | 75 | | { |
| | | 76 | | var user = await _context.Users.FindAsync(userId); |
| | | 77 | | if (user == null) |
| | | 78 | | throw new InvalidOperationException("User not found"); |
| | | 79 | | |
| | | 80 | | _logger.LogTraceSanitized("Creating world '{Name}' for user {UserId}", dto.Name, userId); |
| | | 81 | | |
| | | 82 | | var now = DateTime.UtcNow; |
| | | 83 | | |
| | | 84 | | // Generate globally unique slug (avoids reserved slugs automatically) |
| | | 85 | | var slug = await GenerateUniqueWorldSlugAsync(dto.Name); |
| | | 86 | | |
| | | 87 | | // Create the World entity |
| | | 88 | | var world = new World |
| | | 89 | | { |
| | | 90 | | Id = Guid.NewGuid(), |
| | | 91 | | Name = dto.Name, |
| | | 92 | | Slug = slug, |
| | | 93 | | Description = dto.Description, |
| | | 94 | | OwnerId = userId, |
| | | 95 | | CreatedAt = now, |
| | | 96 | | IsPublic = false |
| | | 97 | | }; |
| | | 98 | | _context.Worlds.Add(world); |
| | | 99 | | |
| | | 100 | | // Create default Wiki articles |
| | | 101 | | var wikiArticles = new[] |
| | | 102 | | { |
| | | 103 | | new Article |
| | | 104 | | { |
| | | 105 | | Id = Guid.NewGuid(), |
| | | 106 | | Title = "Bestiary", |
| | | 107 | | Slug = "bestiary", |
| | | 108 | | Body = "# Bestiary\n\nA collection of creatures and monsters encountered in your adventures.", |
| | | 109 | | Type = ArticleType.WikiArticle, |
| | | 110 | | Visibility = ArticleVisibility.Public, |
| | | 111 | | WorldId = world.Id, |
| | | 112 | | CreatedBy = userId, |
| | | 113 | | CreatedAt = now, |
| | | 114 | | EffectiveDate = now, |
| | | 115 | | IconEmoji = "🐉" |
| | | 116 | | }, |
| | | 117 | | new Article |
| | | 118 | | { |
| | | 119 | | Id = Guid.NewGuid(), |
| | | 120 | | Title = "Characters", |
| | | 121 | | Slug = "characters", |
| | | 122 | | Body = "# Characters\n\nNPCs and notable figures in your world.", |
| | | 123 | | Type = ArticleType.WikiArticle, |
| | | 124 | | Visibility = ArticleVisibility.Public, |
| | | 125 | | WorldId = world.Id, |
| | | 126 | | CreatedBy = userId, |
| | | 127 | | CreatedAt = now, |
| | | 128 | | EffectiveDate = now, |
| | | 129 | | IconEmoji = "👤" |
| | | 130 | | }, |
| | | 131 | | new Article |
| | | 132 | | { |
| | | 133 | | Id = Guid.NewGuid(), |
| | | 134 | | Title = "Factions", |
| | | 135 | | Slug = "factions", |
| | | 136 | | Body = "# Factions\n\nOrganizations, guilds, and groups that shape your world.", |
| | | 137 | | Type = ArticleType.WikiArticle, |
| | | 138 | | Visibility = ArticleVisibility.Public, |
| | | 139 | | WorldId = world.Id, |
| | | 140 | | CreatedBy = userId, |
| | | 141 | | CreatedAt = now, |
| | | 142 | | EffectiveDate = now, |
| | | 143 | | IconEmoji = "⚔️" |
| | | 144 | | }, |
| | | 145 | | new Article |
| | | 146 | | { |
| | | 147 | | Id = Guid.NewGuid(), |
| | | 148 | | Title = "Locations", |
| | | 149 | | Slug = "locations", |
| | | 150 | | Body = "# Locations\n\nPlaces of interest, cities, dungeons, and landmarks.", |
| | | 151 | | Type = ArticleType.WikiArticle, |
| | | 152 | | Visibility = ArticleVisibility.Public, |
| | | 153 | | WorldId = world.Id, |
| | | 154 | | CreatedBy = userId, |
| | | 155 | | CreatedAt = now, |
| | | 156 | | EffectiveDate = now, |
| | | 157 | | IconEmoji = "🗺️" |
| | | 158 | | } |
| | | 159 | | }; |
| | | 160 | | _context.Articles.AddRange(wikiArticles); |
| | | 161 | | |
| | | 162 | | // Create default Player Character |
| | | 163 | | var newCharacter = new Article |
| | | 164 | | { |
| | | 165 | | Id = Guid.NewGuid(), |
| | | 166 | | Title = "New Character", |
| | | 167 | | Slug = "new-character", |
| | | 168 | | Body = "# New Character\n\nDescribe your character here. Add their backstory, personality, and goals.", |
| | | 169 | | Type = ArticleType.Character, |
| | | 170 | | Visibility = ArticleVisibility.Public, |
| | | 171 | | WorldId = world.Id, |
| | | 172 | | CreatedBy = userId, |
| | | 173 | | PlayerId = userId, |
| | | 174 | | CreatedAt = now, |
| | | 175 | | EffectiveDate = now, |
| | | 176 | | IconEmoji = "🧙" |
| | | 177 | | }; |
| | | 178 | | _context.Articles.Add(newCharacter); |
| | | 179 | | |
| | | 180 | | // Create default Campaign |
| | | 181 | | var campaign = new Campaign |
| | | 182 | | { |
| | | 183 | | Id = Guid.NewGuid(), |
| | | 184 | | Name = "Campaign 1", |
| | | 185 | | Slug = "campaign-1", |
| | | 186 | | Description = "Your first campaign adventure begins here.", |
| | | 187 | | WorldId = world.Id, |
| | | 188 | | OwnerId = userId, |
| | | 189 | | CreatedAt = now |
| | | 190 | | }; |
| | | 191 | | _context.Campaigns.Add(campaign); |
| | | 192 | | |
| | | 193 | | // Create default Arc under the campaign |
| | | 194 | | var arc = new Arc |
| | | 195 | | { |
| | | 196 | | Id = Guid.NewGuid(), |
| | | 197 | | Name = "Arc 1", |
| | | 198 | | Slug = "arc-1", |
| | | 199 | | Description = "The first chapter of your adventure.", |
| | | 200 | | CampaignId = campaign.Id, |
| | | 201 | | SortOrder = 1, |
| | | 202 | | CreatedBy = userId, |
| | | 203 | | CreatedAt = now |
| | | 204 | | }; |
| | | 205 | | _context.Arcs.Add(arc); |
| | | 206 | | |
| | | 207 | | // Add the creator as a GM member of their new world |
| | | 208 | | var ownerMembership = new WorldMember |
| | | 209 | | { |
| | | 210 | | Id = Guid.NewGuid(), |
| | | 211 | | WorldId = world.Id, |
| | | 212 | | UserId = userId, |
| | | 213 | | Role = WorldRole.GM, |
| | | 214 | | JoinedAt = now, |
| | | 215 | | InvitedBy = null |
| | | 216 | | }; |
| | | 217 | | _context.WorldMembers.Add(ownerMembership); |
| | | 218 | | |
| | | 219 | | await _context.SaveChangesAsync(); |
| | | 220 | | |
| | | 221 | | _logger.LogTraceSanitized("Created world {WorldId} with default content for user {UserId}", world.Id, userId); |
| | | 222 | | |
| | | 223 | | world.Owner = user; |
| | | 224 | | return MapToDto(world); |
| | | 225 | | } |
| | | 226 | | |
| | | 227 | | public async Task<WorldDto?> UpdateWorldAsync(Guid worldId, WorldUpdateDto dto, Guid userId) |
| | | 228 | | { |
| | | 229 | | var world = await _context.Worlds |
| | | 230 | | .Include(w => w.Owner) |
| | | 231 | | .Include(w => w.Campaigns) |
| | | 232 | | .FirstOrDefaultAsync(w => w.Id == worldId); |
| | | 233 | | |
| | | 234 | | if (world == null) |
| | | 235 | | return null; |
| | | 236 | | |
| | | 237 | | var isOwner = world.OwnerId == userId; |
| | | 238 | | var isGM = await _context.WorldMembers.AnyAsync(m => |
| | | 239 | | m.WorldId == worldId && |
| | | 240 | | m.UserId == userId && |
| | | 241 | | m.Role == WorldRole.GM); |
| | | 242 | | |
| | | 243 | | // Only the world owner or a GM can update |
| | | 244 | | if (!isOwner && !isGM) |
| | | 245 | | return null; |
| | | 246 | | |
| | | 247 | | // If name changed, regenerate slug (globally unique, avoids reserved slugs) |
| | | 248 | | if (world.Name != dto.Name) |
| | | 249 | | { |
| | | 250 | | world.Slug = await GenerateUniqueWorldSlugAsync(dto.Name, world.Id); |
| | | 251 | | } |
| | | 252 | | |
| | | 253 | | world.Name = dto.Name; |
| | | 254 | | world.Description = dto.Description; |
| | | 255 | | world.PrivateNotes = string.IsNullOrWhiteSpace(dto.PrivateNotes) ? null : dto.PrivateNotes; |
| | | 256 | | |
| | | 257 | | // Handle public visibility changes if specified |
| | | 258 | | if (dto.IsPublic.HasValue) |
| | | 259 | | { |
| | | 260 | | world.IsPublic = dto.IsPublic.Value; |
| | | 261 | | _logger.LogTraceSanitized("World {WorldId} IsPublic set to {IsPublic}", worldId, dto.IsPublic.Value); |
| | | 262 | | } |
| | | 263 | | |
| | | 264 | | await _context.SaveChangesAsync(); |
| | | 265 | | |
| | | 266 | | _logger.LogTraceSanitized("Updated world {WorldId}", worldId); |
| | | 267 | | |
| | | 268 | | return MapToDto(world); |
| | | 269 | | } |
| | | 270 | | |
| | | 271 | | public async Task<WorldDto?> GetWorldBySlugAsync(string slug, Guid userId) |
| | | 272 | | { |
| | | 273 | | var world = await _context.Worlds |
| | | 274 | | .AsNoTracking() |
| | | 275 | | .Include(w => w.Owner) |
| | | 276 | | .Include(w => w.Campaigns) |
| | | 277 | | .Include(w => w.Members) |
| | | 278 | | .FirstOrDefaultAsync(w => w.Slug == slug && w.Members.Any(m => m.UserId == userId)); |
| | | 279 | | |
| | | 280 | | if (world == null) |
| | | 281 | | return null; |
| | | 282 | | |
| | | 283 | | return MapToDto(world); |
| | | 284 | | } |
| | | 285 | | |
| | | 286 | | public async Task<(Guid Id, bool IsPublic, string Name)?> GetIdBySlugAsync(string slug) |
| | | 287 | | { |
| | | 288 | | var row = await _context.Worlds.AsNoTracking() |
| | | 289 | | .Where(w => w.Slug == slug) |
| | | 290 | | .Select(w => new { w.Id, w.IsPublic, w.Name }) |
| | | 291 | | .FirstOrDefaultAsync(); |
| | | 292 | | |
| | | 293 | | return row == null ? null : (row.Id, row.IsPublic, row.Name); |
| | | 294 | | } |
| | | 295 | | |
| | | 296 | | public async Task<ServiceResult<string>> UpdateSlugAsync(Guid worldId, string slug, Guid userId) |
| | | 297 | | { |
| | | 298 | | var world = await _context.Worlds.FirstOrDefaultAsync(w => w.Id == worldId); |
| | | 299 | | if (world == null) |
| | | 300 | | return ServiceResult<string>.NotFound("World not found"); |
| | | 301 | | |
| | | 302 | | if (world.OwnerId != userId) |
| | | 303 | | return ServiceResult<string>.Forbidden("Only the world owner may update the slug"); |
| | | 304 | | |
| | | 305 | | if (!SlugGenerator.IsValidSlug(slug)) |
| | | 306 | | return ServiceResult<string>.ValidationError("SLUG_INVALID"); |
| | | 307 | | |
| | | 308 | | if (_reservedSlugProvider.IsReserved(slug)) |
| | | 309 | | return ServiceResult<string>.ValidationError("SLUG_RESERVED"); |
| | | 310 | | |
| | | 311 | | var finalSlug = await GenerateUniqueWorldSlugAsync(slug, worldId); |
| | | 312 | | world.Slug = finalSlug; |
| | | 313 | | await _context.SaveChangesAsync(); |
| | | 314 | | |
| | | 315 | | return ServiceResult<string>.Success(finalSlug); |
| | | 316 | | } |
| | | 317 | | |
| | | 318 | | /// <summary> |
| | | 319 | | /// Generate a globally unique slug for a world, avoiding reserved slugs. |
| | | 320 | | /// </summary> |
| | | 321 | | private async Task<string> GenerateUniqueWorldSlugAsync(string name, Guid? excludeWorldId = null) |
| | | 322 | | { |
| | | 323 | | var baseSlug = SlugGenerator.GenerateSlug(name); |
| | | 324 | | |
| | | 325 | | var existingSlugsQuery = _context.Worlds.AsNoTracking(); |
| | | 326 | | |
| | | 327 | | if (excludeWorldId.HasValue) |
| | | 328 | | { |
| | | 329 | | existingSlugsQuery = existingSlugsQuery.Where(w => w.Id != excludeWorldId.Value); |
| | | 330 | | } |
| | | 331 | | |
| | | 332 | | var existingSlugs = await existingSlugsQuery |
| | | 333 | | .Select(w => w.Slug) |
| | | 334 | | .ToHashSetAsync(); |
| | | 335 | | |
| | | 336 | | return SlugGenerator.GenerateUniqueSiblingSlug(baseSlug, existingSlugs, _reservedSlugProvider.All); |
| | | 337 | | } |
| | | 338 | | |
| | | 339 | | internal static WorldDto MapToDto(World world) |
| | | 340 | | { |
| | 16 | 341 | | return new WorldDto |
| | 16 | 342 | | { |
| | 16 | 343 | | Id = world.Id, |
| | 16 | 344 | | Name = world.Name, |
| | 16 | 345 | | Slug = world.Slug, |
| | 16 | 346 | | Description = world.Description, |
| | 16 | 347 | | OwnerId = world.OwnerId, |
| | 16 | 348 | | OwnerName = world.Owner?.DisplayName ?? "Unknown", |
| | 16 | 349 | | CreatedAt = world.CreatedAt, |
| | 16 | 350 | | CampaignCount = world.Campaigns?.Count ?? 0, |
| | 16 | 351 | | MemberCount = world.Members?.Count ?? 0, |
| | 16 | 352 | | IsPublic = world.IsPublic, |
| | 16 | 353 | | IsTutorial = world.IsTutorial, |
| | 16 | 354 | | }; |
| | | 355 | | } |
| | | 356 | | |
| | | 357 | | internal static WorldDetailDto MapToDetailDto(World world) |
| | | 358 | | { |
| | 3 | 359 | | return new WorldDetailDto |
| | 3 | 360 | | { |
| | 3 | 361 | | Id = world.Id, |
| | 3 | 362 | | Name = world.Name, |
| | 3 | 363 | | Slug = world.Slug, |
| | 3 | 364 | | Description = world.Description, |
| | 3 | 365 | | OwnerId = world.OwnerId, |
| | 3 | 366 | | OwnerName = world.Owner?.DisplayName ?? "Unknown", |
| | 3 | 367 | | CreatedAt = world.CreatedAt, |
| | 3 | 368 | | CampaignCount = world.Campaigns?.Count ?? 0, |
| | 3 | 369 | | MemberCount = world.Members?.Count ?? 0, |
| | 3 | 370 | | IsPublic = world.IsPublic, |
| | 3 | 371 | | IsTutorial = world.IsTutorial, |
| | 3 | 372 | | PrivateNotes = world.PrivateNotes, |
| | 3 | 373 | | Campaigns = world.Campaigns?.Select(c => new CampaignDto |
| | 3 | 374 | | { |
| | 3 | 375 | | Id = c.Id, |
| | 3 | 376 | | WorldId = c.WorldId, |
| | 3 | 377 | | Name = c.Name, |
| | 3 | 378 | | Description = c.Description, |
| | 3 | 379 | | OwnerId = c.OwnerId, |
| | 3 | 380 | | OwnerName = c.Owner?.DisplayName ?? "Unknown", |
| | 3 | 381 | | CreatedAt = c.CreatedAt, |
| | 3 | 382 | | StartedAt = c.StartedAt, |
| | 3 | 383 | | EndedAt = c.EndedAt, |
| | 3 | 384 | | IsActive = c.IsActive, |
| | 3 | 385 | | ArcCount = c.Arcs?.Count ?? 0, |
| | 3 | 386 | | Slug = c.Slug, |
| | 3 | 387 | | WorldSlug = world.Slug |
| | 3 | 388 | | }).ToList() ?? new List<CampaignDto>(), |
| | 3 | 389 | | Members = world.Members?.Select(m => new WorldMemberDto |
| | 3 | 390 | | { |
| | 3 | 391 | | Id = m.Id, |
| | 3 | 392 | | UserId = m.UserId, |
| | 3 | 393 | | DisplayName = m.User?.DisplayName ?? "Unknown", |
| | 3 | 394 | | Email = m.User?.Email ?? "", |
| | 3 | 395 | | AvatarUrl = m.User?.AvatarUrl, |
| | 3 | 396 | | Role = m.Role, |
| | 3 | 397 | | JoinedAt = m.JoinedAt, |
| | 3 | 398 | | InvitedBy = m.InvitedBy |
| | 3 | 399 | | }).ToList() ?? new List<WorldMemberDto>() |
| | 3 | 400 | | }; |
| | | 401 | | } |
| | | 402 | | } |