934 lines
36 KiB
C#
934 lines
36 KiB
C#
using AnotherReplayReader.ReplayFile;
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using System;
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using System.Collections.Generic;
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using System.Collections.Immutable;
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using System.Globalization;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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namespace AnotherReplayReader.Utils
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{
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/// <summary>一段操作记录（一个时间分块）在全文中的位置与规模。</summary>
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internal sealed record EventSpan(TimeSpan Time, int StartIndex, int Length, int EstimatedTokens);
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/// <summary>机械分段得到的操作记录切片。</summary>
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internal sealed record ReplaySlice(
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int Index,
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TimeSpan Start,
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TimeSpan End,
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int StartIndex,
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int Length,
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int EventCount,
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int EstimatedTokens)
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{
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public string GetText(string fullText) => fullText.Substring(StartIndex, Length);
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}
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/// <summary>
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/// 机械分段：按 token 预算切分操作记录，相邻段重叠前一段尾部。
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/// </summary>
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internal static class MechanicalSegmenter
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{
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public const int MinSliceTokens = 2_000;
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public const int MaxSlices = 20;
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public static (ImmutableArray<ReplaySlice> Slices, ImmutableArray<string> Warnings) Slice(
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string fullText,
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ImmutableArray<EventSpan> spans,
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int sliceTokenBudget,
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int overlapTokenBudget)
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{
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var warnings = ImmutableArray.CreateBuilder<string>();
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if (string.IsNullOrWhiteSpace(fullText) || spans.IsEmpty)
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{
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return (ImmutableArray<ReplaySlice>.Empty, warnings.ToImmutable());
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}
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var budget = Math.Max(sliceTokenBudget, MinSliceTokens);
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var overlap = Math.Max(overlapTokenBudget, 200);
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var slices = SliceCore(fullText, spans, budget, overlap);
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if (slices.Count > MaxSlices)
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{
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// 先尝试压缩噪声事件块（纯选择/编队类），避免一超限就放宽预算。
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var compressedSpans = CompressNoiseSpans(fullText, spans);
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if (compressedSpans.Length < spans.Length && !compressedSpans.IsEmpty)
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{
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var compressedSlices = SliceCore(fullText, compressedSpans, budget, overlap);
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if (compressedSlices.Count <= MaxSlices)
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{
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warnings.Add($"分段数超过上限 {MaxSlices}，已过滤纯选择/编队事件块，压缩到 {compressedSlices.Count} 段。");
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return (compressedSlices.ToImmutableArray(), warnings.ToImmutable());
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}
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var compressedTokens = compressedSpans.Sum(s => s.EstimatedTokens);
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var raisedBudget = Math.Max(budget, (int)Math.Ceiling(compressedTokens / (double)MaxSlices));
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slices = SliceCore(fullText, compressedSpans, raisedBudget, Math.Max(overlap, raisedBudget / 12));
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warnings.Add($"分段数仍超过上限 {MaxSlices}，已过滤噪声并放宽单段预算到 {raisedBudget:N0} token。");
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}
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else
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{
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var totalTokens = spans.Sum(s => s.EstimatedTokens);
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var raisedBudget = Math.Max(budget, (int)Math.Ceiling(totalTokens / (double)MaxSlices));
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slices = SliceCore(fullText, spans, raisedBudget, Math.Max(overlap, raisedBudget / 12));
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warnings.Add($"分段数超过上限 {MaxSlices}，已放宽单段预算到 {raisedBudget:N0} token。");
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}
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}
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return (slices.ToImmutableArray(), warnings.ToImmutable());
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}
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private static ImmutableArray<EventSpan> CompressNoiseSpans(
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string fullText,
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ImmutableArray<EventSpan> spans)
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{
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var result = ImmutableArray.CreateBuilder<EventSpan>();
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foreach (var span in spans)
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{
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if (!IsNoiseEventBlock(fullText.Substring(span.StartIndex, span.Length)))
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{
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result.Add(span);
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}
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}
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return result.ToImmutable();
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}
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private static bool IsNoiseEventBlock(string text)
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{
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var hasCommand = false;
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foreach (var rawLine in text.Replace("\r", "").Split('\n'))
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{
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var line = rawLine.Trim();
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if (string.IsNullOrWhiteSpace(line) || line.StartsWith("[", StringComparison.Ordinal))
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{
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continue;
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}
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// 命令行通常形如 "PlayerA: 选择单位"；测试/简写文本把非空行也视作命令。
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hasCommand = true;
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if (line.IndexOf("选择", StringComparison.Ordinal) < 0
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&& line.IndexOf("编队", StringComparison.Ordinal) < 0
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&& line.IndexOf("取消选择", StringComparison.Ordinal) < 0)
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{
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return false;
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}
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}
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return hasCommand;
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}
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private static List<ReplaySlice> SliceCore(
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string fullText,
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ImmutableArray<EventSpan> spans,
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int budget,
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int overlap)
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{
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var slices = new List<ReplaySlice>();
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var segStart = 0;
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var i = 0;
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var acc = 0;
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while (i < spans.Length)
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{
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var span = spans[i];
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if (acc > 0 && acc + span.EstimatedTokens > budget && acc >= MinSliceTokens)
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{
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slices.Add(CreateSlice(slices.Count, fullText, spans, segStart, i));
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// 下一段起点：重叠前一段尾部（重叠总 token ≤ overlap）
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var overlapStart = i;
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var overlapTokens = 0;
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for (var j = i - 1; j >= segStart; --j)
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{
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if (overlapTokens + spans[j].EstimatedTokens > overlap)
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{
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break;
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}
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overlapTokens += spans[j].EstimatedTokens;
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overlapStart = j;
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}
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segStart = overlapStart;
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acc = 0;
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for (var j = segStart; j < i; ++j)
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{
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acc += spans[j].EstimatedTokens;
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}
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continue;
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}
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acc += span.EstimatedTokens;
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++i;
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}
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if (segStart < spans.Length)
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{
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slices.Add(CreateSlice(slices.Count, fullText, spans, segStart, spans.Length));
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}
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return slices;
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}
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private static ReplaySlice CreateSlice(
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int index,
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string fullText,
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ImmutableArray<EventSpan> spans,
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int start,
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int endExclusive)
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{
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var first = spans[start];
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var last = spans[endExclusive - 1];
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var tokens = 0;
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for (var j = start; j < endExclusive; ++j)
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{
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tokens += spans[j].EstimatedTokens;
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}
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return new ReplaySlice(
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index,
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first.Time,
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last.Time,
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first.StartIndex,
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last.StartIndex + last.Length - first.StartIndex,
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endExclusive - start,
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tokens);
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}
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}
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/// <summary>
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/// 段内的焦点窗口：模型每轮分析的重点时间范围，而不是数据切片的边界。
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/// 数据层仍提供整个机械分段切片（上下文允许时尽量长），焦点窗口只决定“重点分析哪段时间”。
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/// </summary>
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internal sealed record FocusWindow(int Index, TimeSpan Start, TimeSpan End, int EventCount, int EstimatedTokens);
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/// <summary>
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/// 把机械分段切分为多个“焦点窗口”。与 MechanicalSegmenter 不同：
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/// 焦点窗口不改变模型可见的数据范围，只划分每轮分析的重点，用于避免模型一次分析过长的时间段。
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/// </summary>
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internal static class FocusPlanner
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{
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/// <summary>焦点窗口的目标 token 大小（近似）。</summary>
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public const int DefaultWindowTokens = 12_000;
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/// <summary>单个机械分段最多切分的焦点窗口数。</summary>
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public const int MaxWindowsPerSlice = 5;
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/// <summary>小于该 token 数的机械分段不再细分（直接作为单一焦点窗口）。</summary>
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public const int MinSliceForSplitTokens = DefaultWindowTokens * 2;
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public static ImmutableArray<FocusWindow> Plan(
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ReplaySlice slice,
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ImmutableArray<EventSpan> fullSpans)
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{
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if (slice.EventCount <= 0 || fullSpans.IsEmpty)
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{
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return ImmutableArray<FocusWindow>.Empty;
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}
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// 直接用切片自身的字符区间（StartIndex/Length）在 span 索引中定位，
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// 避免按时间范围匹配与机械分段（含重叠）的实际内容不一致。
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var startIndex = 0;
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while (startIndex < fullSpans.Length
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&& fullSpans[startIndex].StartIndex < slice.StartIndex)
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{
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startIndex++;
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}
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var endIndexExclusive = startIndex;
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while (endIndexExclusive < fullSpans.Length
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&& fullSpans[endIndexExclusive].StartIndex < slice.StartIndex + slice.Length)
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{
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endIndexExclusive++;
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}
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if (startIndex >= fullSpans.Length || endIndexExclusive <= startIndex)
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{
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// 回退：用切片自身的长度作为单一窗口（不应发生，防御性处理）。
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return ImmutableArray.Create(
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new FocusWindow(0, slice.Start, slice.End, slice.EventCount, slice.EstimatedTokens));
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}
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// 若切片本身不大，或者时间太短，则单一窗口。
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var totalTokens = 0;
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for (var i = startIndex; i < endIndexExclusive; ++i)
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{
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totalTokens += fullSpans[i].EstimatedTokens;
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}
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if (totalTokens <= MinSliceForSplitTokens
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|| endIndexExclusive - startIndex <= 1)
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{
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return ImmutableArray.Create(
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new FocusWindow(0, slice.Start, slice.End, slice.EventCount, totalTokens));
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}
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var windows = new List<FocusWindow>();
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var acc = 0;
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var winStart = startIndex;
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for (var i = startIndex; i < endIndexExclusive; ++i)
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{
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var span = fullSpans[i];
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if (acc > 0 && acc + span.EstimatedTokens > DefaultWindowTokens
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&& i - winStart >= 1)
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{
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windows.Add(CreateWindow(windows.Count, slice, fullSpans, winStart, i));
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winStart = i;
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acc = 0;
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}
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acc += span.EstimatedTokens;
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}
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if (winStart < endIndexExclusive)
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{
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windows.Add(CreateWindow(windows.Count, slice, fullSpans, winStart, endIndexExclusive));
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}
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// 超过上限时合并尾部窗口（优先合并 token 较小的相邻窗口，保持时间顺序）。
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while (windows.Count > MaxWindowsPerSlice)
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{
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var best = -1;
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var bestTokens = int.MaxValue;
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for (var i = 0; i < windows.Count - 1 && windows.Count > MaxWindowsPerSlice; ++i)
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{
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var merged = windows[i].EstimatedTokens + windows[i + 1].EstimatedTokens;
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if (merged < bestTokens)
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{
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best = i;
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bestTokens = merged;
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}
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}
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if (best < 0)
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{
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break;
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}
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windows[best] = MergeWindows(windows[best], windows[best + 1]);
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windows.RemoveAt(best + 1);
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RenumberWindows(windows);
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}
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return windows.ToImmutableArray();
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}
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private static FocusWindow CreateWindow(
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int index,
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ReplaySlice slice,
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ImmutableArray<EventSpan> fullSpans,
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int start,
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int endExclusive)
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{
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var tokens = 0;
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var events = 0;
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for (var j = start; j < endExclusive; ++j)
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{
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tokens += fullSpans[j].EstimatedTokens;
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events++;
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}
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return new FocusWindow(
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index,
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fullSpans[start].Time,
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fullSpans[endExclusive - 1].Time,
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events,
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tokens);
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}
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private static FocusWindow MergeWindows(FocusWindow a, FocusWindow b)
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{
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return new FocusWindow(
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a.Index,
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a.Start,
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b.End,
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a.EventCount + b.EventCount,
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a.EstimatedTokens + b.EstimatedTokens);
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}
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private static void RenumberWindows(List<FocusWindow> windows)
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{
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for (var i = 0; i < windows.Count; ++i)
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{
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windows[i] = windows[i] with { Index = i };
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}
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}
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}
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/// <summary>
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/// 确定性对局摘要：由 ReplayFactIndex + 规则采样生成，不依赖 LLM，保证同一次运行内稳定。
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/// </summary>
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internal static class MatchDigestBuilder
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{
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public static string Build(
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ReplayFactIndex factIndex,
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ImmutableSortedDictionary<int, Player> players,
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Mod mod,
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ImmutableArray<ReplaySlice> slices,
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string fullText)
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{
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var sb = new StringBuilder();
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var names = AIAnalyze.PlayerNamesForAI(mod, players);
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sb.AppendLine("# 玩家");
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foreach (var kv in players)
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{
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var faction = ModData.GetFaction(mod, kv.Value.FactionId);
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var factionName = faction.Name;
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if (faction.Kind == FactionKind.Observer)
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{
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sb.AppendLine(
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$"- 玩家#{kv.Key} {kv.Value.PlayerName}（{names[kv.Key]}），"
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+ $"{factionName}，解说员（观战），不参与对局");
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}
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else
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{
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var kind = kv.Value.IsComputer ? "电脑" : "玩家";
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var teamText = kv.Value.Team < 0 ? "无队伍" : $"队伍{kv.Value.Team}";
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sb.AppendLine(
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$"- 玩家#{kv.Key} {kv.Value.PlayerName}（{names[kv.Key]}），"
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+ $"{factionName}，{teamText}，{kind}");
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}
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}
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sb.AppendLine();
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sb.AppendLine("# 首次出兵时间表（命令开始时间）");
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if (factIndex.PlayerFirstProductionTime.IsEmpty)
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{
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sb.AppendLine("- （无）");
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}
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else
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{
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foreach (var kv in factIndex.PlayerFirstProductionTime.OrderBy(k => k.Key))
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{
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var productions = kv.Value
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.OrderBy(x => x.Value)
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.Take(15)
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.Select(x => $"{x.Key}@{FormatTime(x.Value)}");
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sb.AppendLine($"- 玩家#{kv.Key}（{names[kv.Key]}）：{string.Join("、", productions)}");
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}
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}
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sb.AppendLine();
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sb.AppendLine("# 协议选择");
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if (factIndex.PlayerTechChoices.IsEmpty)
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{
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sb.AppendLine("- （无）");
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}
|
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else
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{
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foreach (var kv in factIndex.PlayerTechChoices.OrderBy(k => k.Key))
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{
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sb.AppendLine($"- 玩家#{kv.Key}（{names[kv.Key]}）：{string.Join("、", kv.Value.OrderBy(x => x))}");
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}
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}
|
||
sb.AppendLine();
|
||
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var unitRoles = BuildUnitRoleMap(factIndex);
|
||
sb.AppendLine("# 所有权证据（节选）");
|
||
foreach (var kv in factIndex.PlayerStrongOwnershipUnitIds.OrderBy(k => k.Key))
|
||
{
|
||
if (IsObserver(mod, players, kv.Key))
|
||
{
|
||
continue;
|
||
}
|
||
var ids = kv.Value.OrderBy(x => x).Take(20);
|
||
var suffix = kv.Value.Count > 20 ? "…" : string.Empty;
|
||
sb.AppendLine(
|
||
$"- 玩家#{kv.Key}（{names[kv.Key]}）：强证据 {kv.Value.Count} 个 UnitId"
|
||
+ $"（{string.Join("、", ids.Select(x => FormatUnitIdWithRole(x, unitRoles)))}{suffix}）");
|
||
}
|
||
foreach (var kv in factIndex.PlayerWeakOwnershipUnitIds.OrderBy(k => k.Key))
|
||
{
|
||
if (IsObserver(mod, players, kv.Key))
|
||
{
|
||
continue;
|
||
}
|
||
var ids = kv.Value.OrderBy(x => x).Take(20);
|
||
var suffix = kv.Value.Count > 20 ? "…" : string.Empty;
|
||
sb.AppendLine(
|
||
$"- 玩家#{kv.Key}（{names[kv.Key]}）：弱证据 {kv.Value.Count} 个 UnitId"
|
||
+ $"（{string.Join("、", ids.Select(x => FormatUnitIdWithRole(x, unitRoles)))}{suffix}）");
|
||
}
|
||
sb.AppendLine();
|
||
|
||
sb.AppendLine("# 打包/展开（按实际事件时间）");
|
||
var packEvents = factIndex.SpecialPowerEvents
|
||
.Where(e => ContainsIgnoreCase(e.PowerName, "PackReplaceSelf")
|
||
|| ContainsIgnoreCase(e.PowerName, "UnpackReplaceSelf"))
|
||
.OrderBy(e => e.Time)
|
||
.ThenBy(e => e.PlayerIndex);
|
||
if (!packEvents.Any())
|
||
{
|
||
sb.AppendLine("- （无）");
|
||
}
|
||
foreach (var e in packEvents)
|
||
{
|
||
var action = ContainsIgnoreCase(e.PowerName, "PackReplaceSelf")
|
||
? "Pack"
|
||
: "Unpack";
|
||
var playerName = names.TryGetValue(e.PlayerIndex, out var name)
|
||
? name
|
||
: $"玩家#{e.PlayerIndex}";
|
||
var conflict = IsPackFactionConflict(mod, players, e)
|
||
? " [阵营冲突，需回查]"
|
||
: string.Empty;
|
||
sb.AppendLine(
|
||
$"- 玩家#{e.PlayerIndex}（{playerName}）UnitId {e.UnitId}："
|
||
+ $"{action}@{FormatTime(e.Time)}{conflict}");
|
||
}
|
||
sb.AppendLine();
|
||
|
||
sb.AppendLine("# 建造者/出兵建筑");
|
||
sb.AppendLine($"- 建造者：{string.Join("、", factIndex.BuilderUnitIds.OrderBy(x => x).Take(20))}");
|
||
sb.AppendLine($"- 出兵建筑：{string.Join("、", factIndex.ProducerUnitIds.OrderBy(x => x).Take(20))}");
|
||
sb.AppendLine();
|
||
|
||
sb.AppendLine("# 分段");
|
||
foreach (var slice in slices)
|
||
{
|
||
sb.AppendLine($"- 第{slice.Index + 1}段：{FormatTime(slice.Start)}~{FormatTime(slice.End)}，事件数 {slice.EventCount}，约 {slice.EstimatedTokens:N0} token");
|
||
}
|
||
sb.AppendLine();
|
||
|
||
sb.AppendLine("# 各段关键事件采样");
|
||
foreach (var slice in slices)
|
||
{
|
||
sb.AppendLine($"## 第{slice.Index + 1}段");
|
||
foreach (var line in SampleKeyEvents(slice.GetText(fullText), 6))
|
||
{
|
||
sb.AppendLine($"- {line}");
|
||
}
|
||
}
|
||
|
||
return sb.ToString().Replace("\r", "");
|
||
}
|
||
|
||
private static ImmutableArray<string> SampleKeyEvents(string text, int maxEvents)
|
||
{
|
||
var result = new List<string>();
|
||
var counts = new Dictionary<(string Player, string Category), int>();
|
||
var seen = new HashSet<string>();
|
||
var currentTime = string.Empty;
|
||
foreach (var rawLine in text.Replace("\r", "").Split('\n'))
|
||
{
|
||
if (result.Count >= maxEvents)
|
||
{
|
||
break;
|
||
}
|
||
|
||
var line = rawLine.TrimEnd();
|
||
var trimmed = line.Trim();
|
||
if (TimeStampPattern.IsMatch(trimmed))
|
||
{
|
||
currentTime = TimeStampPattern.Match(trimmed).Groups[1].Value;
|
||
continue;
|
||
}
|
||
|
||
// 参数/续行统一跳过，避免把 [UnitId]... 当作事件
|
||
if (string.IsNullOrWhiteSpace(trimmed)
|
||
|| line.StartsWith(" ", StringComparison.Ordinal)
|
||
|| line.StartsWith("\t", StringComparison.Ordinal)
|
||
|| trimmed.StartsWith("[", StringComparison.Ordinal))
|
||
{
|
||
continue;
|
||
}
|
||
|
||
var commandMatch = CommandPattern.Match(trimmed);
|
||
if (!commandMatch.Success)
|
||
{
|
||
continue;
|
||
}
|
||
|
||
var player = commandMatch.Groups[1].Value.Trim();
|
||
var command = commandMatch.Groups[2].Value.Trim();
|
||
var category = GetEventCategory(command);
|
||
if (category is null)
|
||
{
|
||
continue;
|
||
}
|
||
|
||
if (!seen.Add(player + "|" + command))
|
||
{
|
||
continue;
|
||
}
|
||
|
||
var key = (player, category);
|
||
counts.TryGetValue(key, out var count);
|
||
if (count >= 2)
|
||
{
|
||
continue;
|
||
}
|
||
counts[key] = count + 1;
|
||
result.Add($"[{currentTime}] {player}: {command}");
|
||
}
|
||
return result.ToImmutableArray();
|
||
}
|
||
|
||
private static string? GetEventCategory(string command)
|
||
{
|
||
if (command.Contains("开始建造")) return "建造";
|
||
if (command.Contains("摆放建筑")) return "摆放";
|
||
if (command.Contains("出售建筑")) return "出售";
|
||
if (command.Contains("开始出兵")) return "生产";
|
||
if (command.Contains("开始升级")) return "升级";
|
||
if (command.Contains("选择协议")) return "协议";
|
||
if (command.Contains("释放特殊能力")) return "技能";
|
||
return null;
|
||
}
|
||
|
||
private static readonly Regex TimeStampPattern = new(
|
||
@"^\[(\d+:\d+(?:\.\d+)?)\]$",
|
||
RegexOptions.Compiled);
|
||
|
||
private static readonly Regex CommandPattern = new(
|
||
@"^([^:：,，]+)\s*[:：,，]\s*(.+)$",
|
||
RegexOptions.Compiled);
|
||
|
||
private static Dictionary<uint, HashSet<string>> BuildUnitRoleMap(ReplayFactIndex factIndex)
|
||
{
|
||
var roles = new Dictionary<uint, HashSet<string>>();
|
||
void Add(uint unitId, string role)
|
||
{
|
||
if (!roles.TryGetValue(unitId, out var set))
|
||
{
|
||
set = new HashSet<string>();
|
||
roles[unitId] = set;
|
||
}
|
||
set.Add(role);
|
||
}
|
||
|
||
foreach (var id in factIndex.BuilderUnitIds)
|
||
{
|
||
Add(id, "建造者");
|
||
}
|
||
foreach (var id in factIndex.ProducerUnitIds)
|
||
{
|
||
Add(id, "出兵建筑");
|
||
}
|
||
foreach (var kv in factIndex.UnitIdSpecialPowers)
|
||
{
|
||
if (kv.Value.Any(p => p.Contains("PackReplaceSelf") || p.Contains("UnpackReplaceSelf")))
|
||
{
|
||
Add(kv.Key, "打包/展开");
|
||
}
|
||
}
|
||
return roles;
|
||
}
|
||
|
||
private static string FormatUnitIdWithRole(
|
||
uint unitId,
|
||
Dictionary<uint, HashSet<string>> unitRoles)
|
||
{
|
||
if (!unitRoles.TryGetValue(unitId, out var roles) || roles.Count == 0)
|
||
{
|
||
return unitId.ToString();
|
||
}
|
||
return $"{unitId}({string.Join("/", roles.OrderBy(x => x))})";
|
||
}
|
||
|
||
private static bool IsObserver(
|
||
Mod mod,
|
||
ImmutableSortedDictionary<int, Player> players,
|
||
int playerIndex)
|
||
{
|
||
return players.TryGetValue(playerIndex, out var player)
|
||
&& ModData.GetFaction(mod, player.FactionId).Kind == FactionKind.Observer;
|
||
}
|
||
|
||
private static bool IsPackFactionConflict(
|
||
Mod mod,
|
||
ImmutableSortedDictionary<int, Player> players,
|
||
SpecialPowerEvent e)
|
||
{
|
||
if (!ContainsIgnoreCase(e.PowerName, "PackReplaceSelf")
|
||
|| !players.TryGetValue(e.PlayerIndex, out var player))
|
||
{
|
||
return false;
|
||
}
|
||
return ModData.GetFaction(mod, player.FactionId).Name != "盟军";
|
||
}
|
||
|
||
private static bool ContainsIgnoreCase(string text, string value) =>
|
||
text.IndexOf(value, StringComparison.OrdinalIgnoreCase) >= 0;
|
||
|
||
public static string FormatTime(TimeSpan t) => $"{(int)t.TotalMinutes}:{t:ss\\.ff}";
|
||
}
|
||
|
||
internal sealed record SegmentOverview(
|
||
int Index,
|
||
string Title,
|
||
string Description,
|
||
ImmutableArray<string> BackqueryHints);
|
||
|
||
internal sealed record OverviewResult(
|
||
string Narrative,
|
||
ImmutableArray<SegmentOverview> Segments);
|
||
|
||
/// <summary>解析总览轮输出：[分段概述] 块之前的自由文本是整局叙述，块内是每段标题/概述。</summary>
|
||
internal static class OverviewParser
|
||
{
|
||
private const string Marker = "[分段概述]";
|
||
|
||
public static OverviewResult Parse(string response)
|
||
{
|
||
var markerIndex = response.LastIndexOf(Marker, StringComparison.OrdinalIgnoreCase);
|
||
if (markerIndex < 0)
|
||
{
|
||
return new OverviewResult(response.Trim(), ImmutableArray<SegmentOverview>.Empty);
|
||
}
|
||
|
||
var narrative = response.Substring(0, markerIndex).Trim();
|
||
var builder = ImmutableArray.CreateBuilder<SegmentOverview>();
|
||
var hints = new List<string>();
|
||
SegmentOverview? current = null;
|
||
|
||
foreach (var rawLine in response.Substring(markerIndex + Marker.Length).Replace("\r", "").Split('\n'))
|
||
{
|
||
var line = rawLine.Trim();
|
||
if (string.IsNullOrWhiteSpace(line))
|
||
{
|
||
continue;
|
||
}
|
||
|
||
var match = Regex.Match(line, @"^#(\d+)\s*(.*)$");
|
||
if (match.Success)
|
||
{
|
||
if (current is not null)
|
||
{
|
||
builder.Add(current);
|
||
}
|
||
var index = int.Parse(match.Groups[1].Value);
|
||
var rest = match.Groups[2].Value.Trim();
|
||
var sep = rest.IndexOfAny(new[] { '：', ':' });
|
||
var title = sep > 0 ? rest.Substring(0, sep).Trim() : rest;
|
||
var description = sep > 0 ? rest.Substring(sep + 1).Trim() : "";
|
||
hints = new List<string>();
|
||
current = new SegmentOverview(index, title, description, ImmutableArray<string>.Empty);
|
||
continue;
|
||
}
|
||
|
||
if (current is not null && line.StartsWith("回查", StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
var sepIndex = line.IndexOfAny(new[] { '：', ':' });
|
||
if (sepIndex >= 0)
|
||
{
|
||
hints.Add(line.Substring(sepIndex + 1).Trim());
|
||
}
|
||
current = current with { BackqueryHints = hints.ToImmutableArray() };
|
||
}
|
||
}
|
||
if (current is not null)
|
||
{
|
||
builder.Add(current);
|
||
}
|
||
|
||
return new OverviewResult(narrative, builder.ToImmutable());
|
||
}
|
||
}
|
||
|
||
/// <summary>解析段回复中的 [回查] 标记（M3 使用）。</summary>
|
||
internal static class BackqueryParser
|
||
{
|
||
public static ImmutableArray<(TimeSpan Start, TimeSpan End)> Parse(string response)
|
||
{
|
||
var result = ImmutableArray.CreateBuilder<(TimeSpan, TimeSpan)>();
|
||
foreach (var rawLine in response.Replace("\r", "").Split('\n'))
|
||
{
|
||
var line = rawLine.Trim();
|
||
if (line.IndexOf("[回查]", StringComparison.OrdinalIgnoreCase) < 0
|
||
&& !line.StartsWith("回查", StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
continue;
|
||
}
|
||
|
||
var content = line.Replace("[回查]", "").Trim();
|
||
var sep = content.IndexOfAny(new[] { '：', ':' });
|
||
if (sep >= 0 && content.Substring(0, sep).Trim().Equals("回查", StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
content = content.Substring(sep + 1).Trim();
|
||
}
|
||
|
||
foreach (Match m in Regex.Matches(content, @"(\d+:\d+(?:\.\d+)?)\s*~\s*(\d+:\d+(?:\.\d+)?)"))
|
||
{
|
||
if (AiTimeParser.TryParse(m.Groups[1].Value, out var start)
|
||
&& AiTimeParser.TryParse(m.Groups[2].Value, out var end))
|
||
{
|
||
result.Add((start, end));
|
||
}
|
||
}
|
||
}
|
||
return result.ToImmutable();
|
||
}
|
||
}
|
||
|
||
/// <summary>按时间区间从全文切出回查所需的原始记录片段。</summary>
|
||
internal static class BackquerySliceExtractor
|
||
{
|
||
public const int MaxBackqueryTokens = 10_000;
|
||
|
||
public static (string? Text, string? Reason) Extract(
|
||
string fullText,
|
||
ImmutableArray<EventSpan> spans,
|
||
TimeSpan start,
|
||
TimeSpan end)
|
||
{
|
||
if (spans.IsEmpty)
|
||
{
|
||
return (null, "回放没有事件索引，无法回查。");
|
||
}
|
||
|
||
var first = -1;
|
||
var last = -1;
|
||
for (var i = 0; i < spans.Length; ++i)
|
||
{
|
||
if (first < 0 && spans[i].Time >= start)
|
||
{
|
||
first = i;
|
||
}
|
||
if (spans[i].Time <= end)
|
||
{
|
||
last = i;
|
||
continue;
|
||
}
|
||
break;
|
||
}
|
||
|
||
if (first < 0 || last < 0 || last < first)
|
||
{
|
||
return (null, $"区间 {MatchDigestBuilder.FormatTime(start)}~{MatchDigestBuilder.FormatTime(end)} 内没有事件。");
|
||
}
|
||
|
||
var text = fullText.Substring(
|
||
spans[first].StartIndex,
|
||
spans[last].StartIndex + spans[last].Length - spans[first].StartIndex);
|
||
var tokens = AiContextBudget.EstimateTokens(text);
|
||
if (tokens > MaxBackqueryTokens)
|
||
{
|
||
return (null, $"回查区间过大（约 {tokens:N0} token，上限 {MaxBackqueryTokens:N0}）。");
|
||
}
|
||
return (text, null);
|
||
}
|
||
}
|
||
|
||
/// <summary>容错的时间解析：失败返回 false，不抛异常。</summary>
|
||
internal static class AiTimeParser
|
||
{
|
||
public static bool TryParse(string input, out TimeSpan result)
|
||
{
|
||
result = TimeSpan.Zero;
|
||
if (string.IsNullOrWhiteSpace(input))
|
||
{
|
||
return false;
|
||
}
|
||
input = input.Trim();
|
||
var parts = input.Split(':');
|
||
if (parts.Length == 0
|
||
|| !float.TryParse(parts[parts.Length - 1], NumberStyles.Float, CultureInfo.InvariantCulture, out var seconds)
|
||
|| seconds < 0)
|
||
{
|
||
return false;
|
||
}
|
||
|
||
var totalSeconds = (long)(int)seconds;
|
||
var millis = (int)Math.Round((seconds - (int)seconds) * 1000);
|
||
long multiplier = 60;
|
||
for (var i = parts.Length - 2; i >= 0; --i)
|
||
{
|
||
if (!long.TryParse(parts[i], out var value) || value < 0)
|
||
{
|
||
return false;
|
||
}
|
||
totalSeconds += value * multiplier;
|
||
multiplier *= 60;
|
||
}
|
||
result = TimeSpan.FromSeconds(totalSeconds) + TimeSpan.FromMilliseconds(millis);
|
||
return true;
|
||
}
|
||
}
|
||
|
||
/// <summary>把验证过的机器可读声明格式化为"已发现事实"，供后续分段引用。</summary>
|
||
internal static class ClaimFindingsFormatter
|
||
{
|
||
public static string Format(AIMachineReadableClaims claims)
|
||
{
|
||
var sb = new StringBuilder();
|
||
foreach (var claim in claims.UnitClaims)
|
||
{
|
||
sb.AppendLine($"- UnitId {claim.UnitId}（{claim.Player}）：推测 {claim.Claim}，证据等级 {LevelName(claim.EvidenceLevel)}");
|
||
if (!claim.Evidence.IsEmpty)
|
||
{
|
||
sb.AppendLine($" 证据：{string.Join("；", claim.Evidence)}");
|
||
}
|
||
if (!claim.Alternatives.IsEmpty)
|
||
{
|
||
sb.AppendLine($" 备选：{string.Join("；", claim.Alternatives)}");
|
||
}
|
||
if (!claim.NeedsConfirmation.IsEmpty)
|
||
{
|
||
sb.AppendLine($" 待确认：{string.Join("；", claim.NeedsConfirmation)}");
|
||
}
|
||
}
|
||
foreach (var claim in claims.EventClaims)
|
||
{
|
||
sb.AppendLine($"- 事件：{claim.Claim}（{LevelName(claim.EvidenceLevel)}）");
|
||
}
|
||
foreach (var claim in claims.TimelineClaims)
|
||
{
|
||
sb.AppendLine($"- 时间线：{claim.Claim}（{LevelName(claim.EvidenceLevel)}）");
|
||
}
|
||
return sb.ToString().TrimEnd();
|
||
}
|
||
|
||
public static string? ExtractSummary(string response)
|
||
{
|
||
foreach (var rawLine in response.Replace("\r", "").Split('\n'))
|
||
{
|
||
var line = rawLine.Trim();
|
||
if (line.StartsWith("[小结]", StringComparison.OrdinalIgnoreCase))
|
||
{
|
||
var text = line.Substring("[小结]".Length).Trim();
|
||
return string.IsNullOrWhiteSpace(text) ? null : text;
|
||
}
|
||
}
|
||
return null;
|
||
}
|
||
|
||
private static string LevelName(AIEvidenceLevel level) => level switch
|
||
{
|
||
AIEvidenceLevel.Confirmed => "确定",
|
||
AIEvidenceLevel.HighlyLikely => "高度可能",
|
||
AIEvidenceLevel.Possible => "可能",
|
||
AIEvidenceLevel.Uncertain => "不确定",
|
||
AIEvidenceLevel.RuledOut => "已排除",
|
||
_ => "未知",
|
||
};
|
||
}
|
||
|
||
/// <summary>为修订 pass 生成与受影响声明相关的事实摘要。</summary>
|
||
internal static class RelevantFactsFormatter
|
||
{
|
||
public static string Format(AIMachineReadableClaims claims, ReplayFactIndex factIndex)
|
||
{
|
||
var sb = new StringBuilder();
|
||
foreach (var claim in claims.UnitClaims)
|
||
{
|
||
if (!uint.TryParse(claim.UnitId, out var unitId)
|
||
|| !factIndex.UnitIdFirstObservedTime.TryGetValue(unitId, out var first))
|
||
{
|
||
continue;
|
||
}
|
||
sb.AppendLine($"- UnitId {claim.UnitId}：首次出现 {MatchDigestBuilder.FormatTime(first)}；"
|
||
+ (factIndex.UnitIdSpecialPowers.TryGetValue(unitId, out var powers) && powers.Count > 0
|
||
? $"观察到的能力：{string.Join("、", powers.OrderBy(x => x))}"
|
||
: "未观察到特殊能力"));
|
||
if (factIndex.BuilderUnitIds.Contains(unitId))
|
||
{
|
||
sb.AppendLine(" 该 UnitId 曾作为建造者出现");
|
||
}
|
||
if (factIndex.ProducerUnitIds.Contains(unitId))
|
||
{
|
||
sb.AppendLine(" 该 UnitId 曾作为出兵建筑出现");
|
||
}
|
||
foreach (var kv in factIndex.PlayerStrongOwnershipUnitIds)
|
||
{
|
||
if (kv.Value.Contains(unitId))
|
||
{
|
||
sb.AppendLine($" 玩家 {kv.Key} 对它有强所有权证据");
|
||
}
|
||
}
|
||
foreach (var kv in factIndex.PlayerWeakOwnershipUnitIds)
|
||
{
|
||
if (kv.Value.Contains(unitId))
|
||
{
|
||
sb.AppendLine($" 玩家 {kv.Key} 对它有弱所有权证据（选中过）");
|
||
}
|
||
}
|
||
}
|
||
return sb.ToString().TrimEnd();
|
||
}
|
||
}
|
||
}
|