feat: advance reasoning after comparability is resolved

lib/graph/orchestrator.js

@@ -15,7 +15,10 @@ import {
 import { buildInitialGraph, describeGraph } from "./builder.js";
 import { applyValidatedProposal } from "./apply-proposal.js";
 import { buildGraphUpdatePrompt } from "./prompt-builder.js";
-import { formulateTieResolutionQuestion } from "./question-formulator.js";
+import {
+  buildReasoningState,
+  formulateTieResolutionQuestion,
+} from "./question-formulator.js";
 import { parseGraphUpdateProposal } from "./update-proposal.js";
 import {
   explainUnknownSelection,
@@ -83,6 +86,9 @@ function buildUpdateDiagnostics({
   graphReferenceValidation,
   selectedQuestion,
   unknownSelectionExplanation,
+  previousReasoningState,
+  reasoningState,
+  resolvedReasoningNodeIds,
 }) {
   return {
     promptVersion: promptVersion ?? "v0.4",
@@ -100,6 +106,14 @@ function buildUpdateDiagnostics({
       selectedQuestion?.investigationStrategy ??
       selectedQuestion?.strategy ??
       null,
+    previousComparabilityStatus:
+      previousReasoningState?.comparabilityStatus ?? null,
+    comparabilityStatus: reasoningState?.comparabilityStatus ?? null,
+    relationshipStatus: reasoningState?.relationshipStatus ?? null,
+    relationshipAssessed: reasoningState?.relationshipAssessed ?? null,
+    reasoningStagesBefore: previousReasoningState?.reasoningStages ?? [],
+    reasoningStagesAfter: reasoningState?.reasoningStages ?? [],
+    resolvedReasoningNodeIds: resolvedReasoningNodeIds ?? [],
     unknownSelectionExplanation: unknownSelectionExplanation ?? null,
   };
 }
@@ -159,6 +173,12 @@ export async function startCase(body) {
     activeUnknownNodeId,
     resolvedNodeIds: [],
     currentSummary,
+    reasoningState: buildReasoningState({
+      centralStatement: scenario,
+      nodes: initialGraph.nodes,
+      edges: initialGraph.edges,
+      resolvedNodeIds: [],
+    }),
   });
 
   situationGraphSchema.parse(situationGraph);
@@ -322,6 +342,8 @@ async function updateCaseWithDependencies(body, dependencies = {}) {
     const applicationResult = applyProposalUpdate({
       situationGraph,
       proposal: parsedProposal.proposal,
+      previousQuestion,
+      answer,
     });
 
     if (!applicationResult.success) {
@@ -338,6 +360,9 @@ async function updateCaseWithDependencies(body, dependencies = {}) {
             graph: situationGraph,
             graphReferenceValidation: graphReferenceValidation,
             selectedQuestion: null,
+            previousReasoningState: buildReasoningState(situationGraph),
+            reasoningState: buildReasoningState(situationGraph),
+            resolvedReasoningNodeIds: [],
             unknownSelectionExplanation: explainUnknownSelection(
               situationGraph,
               situationGraph.resolvedNodeIds || [],
@@ -372,6 +397,9 @@ async function updateCaseWithDependencies(body, dependencies = {}) {
         graph: applicationResult.updatedSituationGraph,
         graphReferenceValidation: applicationResult.graphReferenceValidation,
         selectedQuestion: applicationResult.selectedQuestion,
+        previousReasoningState: applicationResult.previousReasoningState,
+        reasoningState: applicationResult.reasoningState,
+        resolvedReasoningNodeIds: applicationResult.resolvedReasoningNodeIds,
         unknownSelectionExplanation: buildUnknownSelectionDiagnostics(
           applicationResult.updatedSituationGraph,
           applicationResult.updatedSituationGraph.resolvedNodeIds || [],
@@ -393,6 +421,9 @@ async function updateCaseWithDependencies(body, dependencies = {}) {
       graph: situationGraph,
       graphReferenceValidation,
       selectedQuestion: null,
+      previousReasoningState: buildReasoningState(situationGraph),
+      reasoningState: buildReasoningState(situationGraph),
+      resolvedReasoningNodeIds: [],
       unknownSelectionExplanation: buildUnknownSelectionDiagnostics(
         situationGraph,
         situationGraph.resolvedNodeIds || [],