| | | 1 | | namespace TeleFlow.Telegram.Internal.Handlers; |
| | | 2 | | |
| | | 3 | | /// <summary> |
| | | 4 | | /// Builds immutable state-indexed handler candidate buckets used by message, command, chat-member, and |
| | | 5 | | /// callback route plans during Telegram update selection. |
| | | 6 | | /// </summary> |
| | | 7 | | internal static class TelegramHandlerCandidateStateIndex |
| | | 8 | | { |
| | 1 | 9 | | public static readonly IReadOnlyList<TelegramHandlerCandidate> EmptyCandidates = []; |
| | | 10 | | |
| | | 11 | | public static void Add( |
| | | 12 | | Dictionary<string, List<TelegramHandlerCandidate>> stateful, |
| | | 13 | | IReadOnlyList<string> states, |
| | | 14 | | TelegramHandlerCandidate candidate) |
| | | 15 | | { |
| | 250 | 16 | | for (var index = 0; index < states.Count; index++) |
| | | 17 | | { |
| | 63 | 18 | | var state = states[index]; |
| | | 19 | | |
| | 63 | 20 | | if (!stateful.TryGetValue(state, out var candidates)) |
| | | 21 | | { |
| | 63 | 22 | | candidates = []; |
| | 63 | 23 | | stateful.Add(state, candidates); |
| | | 24 | | } |
| | | 25 | | |
| | 63 | 26 | | candidates.Add(candidate); |
| | | 27 | | } |
| | 62 | 28 | | } |
| | | 29 | | |
| | | 30 | | public static IReadOnlyDictionary<string, IReadOnlyList<TelegramHandlerCandidate>> Freeze( |
| | | 31 | | Dictionary<string, List<TelegramHandlerCandidate>> stateful) |
| | | 32 | | { |
| | 1010 | 33 | | var frozen = new Dictionary<string, IReadOnlyList<TelegramHandlerCandidate>>( |
| | 1010 | 34 | | stateful.Count, |
| | 1010 | 35 | | StringComparer.Ordinal); |
| | | 36 | | |
| | 2146 | 37 | | foreach (var item in stateful) |
| | | 38 | | { |
| | 63 | 39 | | frozen.Add(item.Key, item.Value.ToArray()); |
| | | 40 | | } |
| | | 41 | | |
| | 1010 | 42 | | return frozen; |
| | | 43 | | } |
| | | 44 | | } |