| | | 1 | | using Chronicis.Shared.DTOs; |
| | | 2 | | |
| | | 3 | | namespace Chronicis.Client.Services; |
| | | 4 | | |
| | | 5 | | public class WikiLinkAutocompleteService : IWikiLinkAutocompleteService |
| | | 6 | | { |
| | | 7 | | private readonly ILinkApiService _linkApiService; |
| | | 8 | | private readonly IExternalLinkApiService _externalLinkApiService; |
| | | 9 | | private readonly IResourceProviderApiService _resourceProviderApiService; |
| | | 10 | | private readonly ILogger<WikiLinkAutocompleteService> _logger; |
| | 17 | 11 | | private readonly Dictionary<Guid, IReadOnlyList<WorldResourceProviderDto>> _worldProviderCache = new(); |
| | | 12 | | |
| | | 13 | | public event Action? OnShow; |
| | | 14 | | public event Action? OnHide; |
| | | 15 | | public event Action? OnSuggestionsUpdated; |
| | | 16 | | |
| | | 17 | | public (double X, double Y) Position { get; private set; } |
| | | 18 | | public bool IsVisible { get; private set; } |
| | | 19 | | public string Query { get; private set; } = string.Empty; |
| | | 20 | | public bool IsExternalQuery { get; private set; } |
| | | 21 | | public string? ExternalSourceKey { get; private set; } |
| | | 22 | | public List<WikiLinkAutocompleteItem> Suggestions { get; private set; } = new(); |
| | | 23 | | public int SelectedIndex { get; private set; } |
| | | 24 | | public bool IsLoading { get; private set; } |
| | | 25 | | |
| | | 26 | | public WikiLinkAutocompleteService( |
| | | 27 | | ILinkApiService linkApiService, |
| | | 28 | | IExternalLinkApiService externalLinkApiService, |
| | | 29 | | IResourceProviderApiService resourceProviderApiService, |
| | | 30 | | ILogger<WikiLinkAutocompleteService> logger) |
| | | 31 | | { |
| | 17 | 32 | | _linkApiService = linkApiService; |
| | 17 | 33 | | _externalLinkApiService = externalLinkApiService; |
| | 17 | 34 | | _resourceProviderApiService = resourceProviderApiService; |
| | 17 | 35 | | _logger = logger; |
| | 17 | 36 | | } |
| | | 37 | | |
| | | 38 | | public async Task ShowAsync(string query, double x, double y, Guid? worldId) |
| | | 39 | | { |
| | | 40 | | Position = (x, y); |
| | | 41 | | IsVisible = true; |
| | | 42 | | SelectedIndex = 0; |
| | | 43 | | |
| | | 44 | | var worldProviders = await GetWorldProvidersAsync(worldId); |
| | | 45 | | IsExternalQuery = TryParseExternalQuery(query, worldProviders, out var sourceKey, out var remainder); |
| | | 46 | | ExternalSourceKey = IsExternalQuery ? sourceKey : null; |
| | | 47 | | Query = IsExternalQuery ? remainder : query; |
| | | 48 | | |
| | | 49 | | OnShow?.Invoke(); |
| | | 50 | | |
| | | 51 | | // For external queries: no minimum length (show categories) |
| | | 52 | | // For internal queries: require 3 characters minimum |
| | | 53 | | var minLength = IsExternalQuery ? 0 : 3; |
| | | 54 | | |
| | | 55 | | if (Query.Length < minLength) |
| | | 56 | | { |
| | | 57 | | Suggestions = new(); |
| | | 58 | | OnSuggestionsUpdated?.Invoke(); |
| | | 59 | | return; |
| | | 60 | | } |
| | | 61 | | |
| | | 62 | | IsLoading = true; |
| | | 63 | | OnSuggestionsUpdated?.Invoke(); |
| | | 64 | | |
| | | 65 | | try |
| | | 66 | | { |
| | | 67 | | if (IsExternalQuery) |
| | | 68 | | { |
| | | 69 | | var externalSuggestions = await _externalLinkApiService.GetSuggestionsAsync( |
| | | 70 | | worldId ?? Guid.Empty, |
| | | 71 | | ExternalSourceKey ?? string.Empty, |
| | | 72 | | Query, |
| | | 73 | | CancellationToken.None); |
| | | 74 | | |
| | | 75 | | Suggestions = externalSuggestions |
| | | 76 | | .Select(WikiLinkAutocompleteItem.FromExternal) |
| | | 77 | | .ToList(); |
| | | 78 | | } |
| | | 79 | | else |
| | | 80 | | { |
| | | 81 | | var internalSuggestions = await _linkApiService.GetSuggestionsAsync( |
| | | 82 | | worldId ?? Guid.Empty, |
| | | 83 | | Query); |
| | | 84 | | |
| | | 85 | | Suggestions = internalSuggestions |
| | | 86 | | .Select(WikiLinkAutocompleteItem.FromInternal) |
| | | 87 | | .ToList(); |
| | | 88 | | } |
| | | 89 | | } |
| | | 90 | | catch (Exception ex) |
| | | 91 | | { |
| | | 92 | | _logger.LogError(ex, "Error getting autocomplete suggestions for query: {Query}", query); |
| | | 93 | | Suggestions = new(); |
| | | 94 | | } |
| | | 95 | | finally |
| | | 96 | | { |
| | | 97 | | IsLoading = false; |
| | | 98 | | OnSuggestionsUpdated?.Invoke(); |
| | | 99 | | } |
| | | 100 | | } |
| | | 101 | | |
| | | 102 | | public void Hide() |
| | | 103 | | { |
| | 2 | 104 | | IsVisible = false; |
| | 2 | 105 | | Suggestions = new(); |
| | 2 | 106 | | IsExternalQuery = false; |
| | 2 | 107 | | ExternalSourceKey = null; |
| | 2 | 108 | | Query = string.Empty; |
| | 2 | 109 | | SelectedIndex = 0; |
| | | 110 | | |
| | 2 | 111 | | OnHide?.Invoke(); |
| | 1 | 112 | | } |
| | | 113 | | |
| | | 114 | | public void SelectNext() |
| | | 115 | | { |
| | 4 | 116 | | if (Suggestions.Any()) |
| | | 117 | | { |
| | 3 | 118 | | SelectedIndex = (SelectedIndex + 1) % Suggestions.Count; |
| | 3 | 119 | | OnSuggestionsUpdated?.Invoke(); |
| | | 120 | | } |
| | 2 | 121 | | } |
| | | 122 | | |
| | | 123 | | public void SelectPrevious() |
| | | 124 | | { |
| | 3 | 125 | | if (Suggestions.Any()) |
| | | 126 | | { |
| | 2 | 127 | | SelectedIndex = (SelectedIndex - 1 + Suggestions.Count) % Suggestions.Count; |
| | 2 | 128 | | OnSuggestionsUpdated?.Invoke(); |
| | | 129 | | } |
| | 2 | 130 | | } |
| | | 131 | | |
| | | 132 | | public void SetSelectedIndex(int index) |
| | | 133 | | { |
| | 5 | 134 | | if (index >= 0 && index < Suggestions.Count) |
| | | 135 | | { |
| | 2 | 136 | | SelectedIndex = index; |
| | 2 | 137 | | OnSuggestionsUpdated?.Invoke(); |
| | | 138 | | } |
| | 4 | 139 | | } |
| | | 140 | | |
| | | 141 | | public WikiLinkAutocompleteItem? GetSelectedSuggestion() |
| | | 142 | | { |
| | 3 | 143 | | if (Suggestions.Any() && SelectedIndex >= 0 && SelectedIndex < Suggestions.Count) |
| | | 144 | | { |
| | 1 | 145 | | return Suggestions[SelectedIndex]; |
| | | 146 | | } |
| | 2 | 147 | | return null; |
| | | 148 | | } |
| | | 149 | | |
| | | 150 | | private async Task<IReadOnlyList<WorldResourceProviderDto>> GetWorldProvidersAsync(Guid? worldId) |
| | | 151 | | { |
| | | 152 | | if (!worldId.HasValue || worldId.Value == Guid.Empty) |
| | | 153 | | { |
| | | 154 | | return Array.Empty<WorldResourceProviderDto>(); |
| | | 155 | | } |
| | | 156 | | |
| | | 157 | | if (_worldProviderCache.TryGetValue(worldId.Value, out var cached)) |
| | | 158 | | { |
| | | 159 | | return cached; |
| | | 160 | | } |
| | | 161 | | |
| | | 162 | | var providers = await _resourceProviderApiService.GetWorldProvidersAsync(worldId.Value) |
| | | 163 | | ?? new List<WorldResourceProviderDto>(); |
| | | 164 | | |
| | | 165 | | foreach (var provider in providers) |
| | | 166 | | { |
| | | 167 | | if (string.IsNullOrWhiteSpace(provider.LookupKey)) |
| | | 168 | | { |
| | | 169 | | provider.LookupKey = provider.Provider.Code; |
| | | 170 | | } |
| | | 171 | | } |
| | | 172 | | |
| | | 173 | | _worldProviderCache[worldId.Value] = providers; |
| | | 174 | | return providers; |
| | | 175 | | } |
| | | 176 | | |
| | | 177 | | private static bool TryParseExternalQuery( |
| | | 178 | | string query, |
| | | 179 | | IReadOnlyList<WorldResourceProviderDto> worldProviders, |
| | | 180 | | out string sourceKey, |
| | | 181 | | out string remainder) |
| | | 182 | | { |
| | 17 | 183 | | sourceKey = string.Empty; |
| | 17 | 184 | | remainder = string.Empty; |
| | | 185 | | |
| | 17 | 186 | | if (string.IsNullOrWhiteSpace(query)) |
| | 1 | 187 | | return false; |
| | | 188 | | |
| | 16 | 189 | | var slashIndex = query.IndexOf('/'); |
| | 16 | 190 | | if (slashIndex < 0) |
| | | 191 | | { |
| | 12 | 192 | | var lowerQuery = query.ToLowerInvariant(); |
| | | 193 | | |
| | 12 | 194 | | var exactMatch = worldProviders |
| | 12 | 195 | | .Select(p => new |
| | 12 | 196 | | { |
| | 12 | 197 | | ProviderCode = p.Provider.Code.ToLowerInvariant(), |
| | 12 | 198 | | LookupKey = NormalizeLookupKey(p.LookupKey, p.Provider.Code), |
| | 12 | 199 | | }) |
| | 12 | 200 | | .FirstOrDefault(p => |
| | 12 | 201 | | p.ProviderCode.Equals(lowerQuery, StringComparison.OrdinalIgnoreCase) |
| | 12 | 202 | | || p.LookupKey.Equals(lowerQuery, StringComparison.OrdinalIgnoreCase)); |
| | | 203 | | |
| | 12 | 204 | | if (exactMatch != null) |
| | | 205 | | { |
| | 2 | 206 | | sourceKey = exactMatch.ProviderCode; |
| | 2 | 207 | | remainder = string.Empty; |
| | 2 | 208 | | return true; |
| | | 209 | | } |
| | | 210 | | |
| | 10 | 211 | | var startsWithMatch = worldProviders |
| | 10 | 212 | | .Select(p => new |
| | 10 | 213 | | { |
| | 10 | 214 | | ProviderCode = p.Provider.Code.ToLowerInvariant(), |
| | 10 | 215 | | LookupKey = NormalizeLookupKey(p.LookupKey, p.Provider.Code), |
| | 10 | 216 | | }) |
| | 10 | 217 | | .Where(p => |
| | 10 | 218 | | lowerQuery.StartsWith(p.ProviderCode, StringComparison.OrdinalIgnoreCase) |
| | 10 | 219 | | || lowerQuery.StartsWith(p.LookupKey, StringComparison.OrdinalIgnoreCase)) |
| | 10 | 220 | | .OrderByDescending(p => p.LookupKey.Length) |
| | 10 | 221 | | .ThenByDescending(p => p.ProviderCode.Length) |
| | 10 | 222 | | .FirstOrDefault(); |
| | | 223 | | |
| | 10 | 224 | | if (startsWithMatch != null) |
| | | 225 | | { |
| | 1 | 226 | | sourceKey = startsWithMatch.ProviderCode; |
| | 1 | 227 | | remainder = string.Empty; |
| | 1 | 228 | | return true; |
| | | 229 | | } |
| | | 230 | | |
| | 9 | 231 | | return false; |
| | | 232 | | } |
| | | 233 | | |
| | 4 | 234 | | var sourcePrefix = query.Substring(0, slashIndex).Trim().ToLowerInvariant(); |
| | 4 | 235 | | remainder = query.Substring(slashIndex + 1); |
| | | 236 | | |
| | 4 | 237 | | var providerMatch = worldProviders |
| | 4 | 238 | | .Select(p => new |
| | 4 | 239 | | { |
| | 4 | 240 | | ProviderCode = p.Provider.Code.ToLowerInvariant(), |
| | 4 | 241 | | LookupKey = NormalizeLookupKey(p.LookupKey, p.Provider.Code), |
| | 4 | 242 | | }) |
| | 4 | 243 | | .FirstOrDefault(p => |
| | 4 | 244 | | p.ProviderCode.Equals(sourcePrefix, StringComparison.OrdinalIgnoreCase) |
| | 4 | 245 | | || p.LookupKey.Equals(sourcePrefix, StringComparison.OrdinalIgnoreCase)); |
| | | 246 | | |
| | 4 | 247 | | sourceKey = providerMatch?.ProviderCode ?? sourcePrefix; |
| | 4 | 248 | | return true; |
| | | 249 | | } |
| | | 250 | | |
| | | 251 | | private static string NormalizeLookupKey(string? lookupKey, string providerCode) |
| | | 252 | | { |
| | 6 | 253 | | if (string.IsNullOrWhiteSpace(lookupKey)) |
| | | 254 | | { |
| | 1 | 255 | | return providerCode.ToLowerInvariant(); |
| | | 256 | | } |
| | | 257 | | |
| | 5 | 258 | | return lookupKey.Trim().ToLowerInvariant(); |
| | | 259 | | } |
| | | 260 | | } |