feat(chat): explain waiting trade signals

backend/src/services/apiServer.ts

@@ -234,6 +234,7 @@ type ChatAction =
     | 'update_profile'
     | 'explain'
     | 'explain_position'
+    | 'explain_waiting'
     | 'explain_blocker'
     | 'summarize_reconciliation';
 
@@ -252,6 +253,19 @@ interface ChatRuntimeContextPosition {
     takeProfit?: number;
 }
 
+interface ChatRuntimeSignalContext {
+    symbol?: string;
+    profileId?: string;
+    profileName?: string;
+    signal?: string;
+    passed?: boolean;
+    reason?: string;
+    executionStatus?: 'EXECUTED' | 'BLOCKED' | 'SKIPPED';
+    executionCode?: string;
+    executionReason?: string;
+    orderId?: string;
+}
+
 interface ChatRuntimeContextOrder {
     id?: string;
     symbol?: string;
@@ -319,6 +333,7 @@ interface ChatRuntimeContextHealth {
 }
 
 interface ChatRuntimeContextPayload {
+    signalContexts: ChatRuntimeSignalContext[];
     positions: ChatRuntimeContextPosition[];
     recentOrders: ChatRuntimeContextOrder[];
     recentHistory: ChatRuntimeContextHistory[];
@@ -1027,6 +1042,7 @@ export class ApiServer {
                 profiles: context,
                 runtime: {
                 positions: [],
+                signalContexts: [],
                 recentOrders: [],
                     recentHistory: [],
                     orderFailures: [],
@@ -1045,6 +1061,7 @@ export class ApiServer {
             profiles: Array.isArray(record.profiles) ? record.profiles : [],
             runtime: {
                 positions: Array.isArray(runtime.positions) ? runtime.positions : [],
+                signalContexts: Array.isArray(runtime.signalContexts) ? runtime.signalContexts : [],
                 recentOrders: Array.isArray(runtime.recentOrders) ? runtime.recentOrders : [],
                 recentHistory: Array.isArray(runtime.recentHistory) ? runtime.recentHistory : [],
                 orderFailures: Array.isArray(runtime.orderFailures) ? runtime.orderFailures : [],
@@ -1136,6 +1153,30 @@ export class ApiServer {
         };
     }
 
+    private buildWaitingExplanation(message: string, chatContext: ChatRequestContext): ChatResponsePayload | null {
+        const symbolHint = this.extractPrimaryMentionedSymbol(message);
+        const signals = (chatContext.runtime.signalContexts || []).filter((signal) =>
+            !symbolHint || String(signal.symbol || '').toUpperCase() === symbolHint
+        );
+        const target = signals.find((signal) => signal.executionStatus === 'BLOCKED' || signal.executionStatus === 'SKIPPED')
+            || signals.find((signal) => signal.passed === false)
+            || signals[0];
+        if (!target) return null;
+
+        const label = String(target.profileName || target.profileId || 'the active profile');
+        const summarySource = String(target.executionReason || target.reason || '').trim();
+        const signalDirection = String(target.signal || 'NEUTRAL').toUpperCase();
+        const executionStatus = String(target.executionStatus || (target.passed === false ? 'BLOCKED' : 'WAITING')).toUpperCase();
+
+        return {
+            action: 'explain_waiting',
+            summary: `${label} on ${target.symbol || 'the current symbol'} is currently ${executionStatus.toLowerCase()} with signal ${signalDirection}.${summarySource ? ` ${summarySource}` : ''}`,
+            reasoning: target.executionCode
+                ? `Execution code: ${target.executionCode}. This means the bot evaluated the setup but did not proceed yet.${target.orderId ? ` Related order: ${target.orderId}.` : ''}`
+                : 'The bot is still evaluating rule alignment, risk constraints, or session eligibility before entering.'
+        };
+    }
+
     private buildReconciliationSummary(chatContext: ChatRequestContext): ChatResponsePayload {
         const health = chatContext.runtime.health || {};
         const mismatchCount = Number(health.reconciliationMismatchCount || 0);
@@ -1177,6 +1218,7 @@ export class ApiServer {
     private buildLocalChatFallback(message: string, context: ChatRequestContext): ChatResponsePayload {
         const lower = String(message || '').toLowerCase();
         const asksForReconciliation = /\b(reconciliation|reconcile|quarantine|manual review|stale order|no[_\s-]*go|drift)\b/i.test(lower);
+        const asksForWaiting = /\b(why no trade|why.*no trade|why didn'?t.*trade|why did not.*trade|why.*enter|waiting for|no entry|no signal)\b/i.test(lower);
         const asksForBlocker = /\b(why.*(blocked|stuck|failed|not execute|didn'?t execute|did not execute)|blocker|blocked|manual trader unavailable|unauthorized|forbidden|failed order)\b/i.test(lower);
         const asksForPosition = /\b(position|holding|portfolio|pnl|profit|loss|exit|take profit|stop loss)\b/i.test(lower);
         const asksForExplain = /(what|how|why|help|explain|suggest)/i.test(lower)
@@ -1195,6 +1237,15 @@ export class ApiServer {
                 };
         }
 
+        if (asksForWaiting) {
+            return this.buildWaitingExplanation(message, context)
+                || {
+                    action: 'explain_waiting',
+                    summary: 'I did not find a recent rule-evaluation or execution-waiting signal in the scoped runtime context.',
+                    reasoning: 'If you expected a trade, check the active profile, the relevant symbol signal panel, and any recent blocked or skipped execution reasons.'
+                };
+        }
+
         if (asksForPosition) {
             return this.buildPositionExplanation(message, context)
                 || {
@@ -2940,7 +2991,7 @@ AVAILABLE RULES (use these exact ruleId values):
 
 PROFILE SCHEMA:
 {
-  "action": "create_profile" | "update_profile" | "explain" | "explain_position" | "explain_blocker" | "summarize_reconciliation",
+  "action": "create_profile" | "update_profile" | "explain" | "explain_position" | "explain_waiting" | "explain_blocker" | "summarize_reconciliation",
   "profile": {
     "name": string,
     "allocated_capital": number,
@@ -2968,13 +3019,14 @@ RULES:
 2. For "update_profile": include the profile "id" field and only change what the user asked for. Keep everything else the same.
 3. For "explain": use it for general educational answers. No profile needed.
 4. For "explain_position": use live position context and explain the current holding plus likely next step. No profile needed.
-5. For "explain_blocker": explain the most relevant trade/order/operational blocker from runtime context. No profile needed.
+5. For "explain_waiting": explain why a profile/symbol has not entered yet using signal/rule/execution context. No profile needed.
-6. For "summarize_reconciliation": summarize reconciliation health, mismatches, quarantines, and operational implications. No profile needed.
+6. For "explain_blocker": explain the most relevant trade/order/operational blocker from runtime context. No profile needed.
-7. Only include "profile" when the action is create_profile or update_profile.
+7. For "summarize_reconciliation": summarize reconciliation health, mismatches, quarantines, and operational implications. No profile needed.
-8. If runtime context is relevant, prefer concrete symbols, profile names, counts, and current state over generic advice.
+8. Only include "profile" when the action is create_profile or update_profile.
-9. Match the user's risk appetite: "conservative" = low risk (0.5-1%), low capital. "aggressive" = higher risk (2-5%), more rules enabled.
+9. If runtime context is relevant, prefer concrete symbols, profile names, counts, and current state over generic advice.
-10. Always include at least TrendBiasRule and RiskManagementRule as enabled for safety.
+10. Match the user's risk appetite: "conservative" = low risk (0.5-1%), low capital. "aggressive" = higher risk (2-5%), more rules enabled.
-11. Output ONLY valid JSON. No markdown, no backticks, no explanation outside the JSON.`;
+11. Always include at least TrendBiasRule and RiskManagementRule as enabled for safety.
+12. Output ONLY valid JSON. No markdown, no backticks, no explanation outside the JSON.`;
 
             try {
                 let aiResponse: string | null = null;
@@ -3016,6 +3068,7 @@ RULES:
                     'update_profile',
                     'explain',
                     'explain_position',
+                    'explain_waiting',
                     'explain_blocker',
                     'summarize_reconciliation'
                 ]);

web/src/components/ChatControl.dom.test.tsx

@@ -22,6 +22,32 @@ const profilesFixture = [
 
 const botStateFixture: BotState = {
     ...DEFAULT_BOT_STATE,
+    symbols: {
+        'BTC/USDT': {
+            price: 61500,
+            change24h: 2.1,
+            changeToday: 1.2,
+            session: 'London',
+            volatility: 'High',
+            signal: 'BUY',
+            priceHistory: [],
+            rules: {},
+            profileSignals: {
+                p1: {
+                    profileName: 'High Risk Scalper ⚡',
+                    signal: 'BUY',
+                    passed: false,
+                    reason: 'Waiting for stronger rule alignment.',
+                    execution: {
+                        status: 'SKIPPED',
+                        code: 'rule_ratio_not_met',
+                        reason: 'Only 2 of 4 voting rules passed.',
+                    }
+                }
+            },
+            indicators: {},
+        }
+    },
     positions: [
         {
             id: 'pos-1',
@@ -219,5 +245,14 @@ describe('ChatControl DOM flow', () => {
                 reconciliationNoGoTrades: 1,
             })
         );
+        expect(body.context.runtime.signalContexts).toEqual(
+            expect.arrayContaining([
+                expect.objectContaining({
+                    symbol: 'BTC/USDT',
+                    executionCode: 'rule_ratio_not_met',
+                    executionStatus: 'SKIPPED',
+                })
+            ])
+        );
     });
 });

web/src/components/ChatControl.tsx

@@ -47,6 +47,7 @@ export const BASE_QUICK_ACTIONS: QuickAction[] = [
     { label: 'Low Risk Profile', prompt: 'Create a low-risk profile that only trades BTC during London and NY sessions with $5000 capital' },
     { label: 'AI Momentum', prompt: 'Create a momentum strategy with AI analysis enabled, focusing on ETH/SOL with 2% risk' },
     { label: 'Explain holding', prompt: 'Explain my current open holding and what the bot is waiting for next.' },
+    { label: 'Why no trade?', prompt: 'Why has no trade fired yet for my active profile? Explain what the bot is waiting for.' },
     { label: 'Explain blocker', prompt: 'Why is a trade or exit blocked right now? Explain the main blocker.' },
     { label: 'Recon summary', prompt: 'Summarize reconciliation health, stale orders, and any manual review risk right now.' },
     { label: 'What rules?', prompt: 'What rules should I use for a day trading strategy?' },
@@ -103,6 +104,22 @@ const isProfileMutationAction = (action?: ChatAssistantAction): action is 'creat
     action === 'create_profile' || action === 'update_profile';
 
 const summarizeRuntimeContext = (botState: BotState) => ({
+    signalContexts: Object.entries(botState.symbols ?? {})
+        .flatMap(([symbol, symbolState]) =>
+            Object.entries(symbolState?.profileSignals || {}).map(([profileId, profileSignal]) => ({
+                symbol,
+                profileId,
+                profileName: profileSignal?.profileName,
+                signal: profileSignal?.signal,
+                passed: profileSignal?.passed,
+                reason: profileSignal?.reason,
+                executionStatus: profileSignal?.execution?.status,
+                executionCode: profileSignal?.execution?.code,
+                executionReason: profileSignal?.execution?.reason,
+                orderId: profileSignal?.execution?.orderId,
+            }))
+        )
+        .slice(0, 20),
     positions: (botState.positions ?? []).slice(0, 10).map((position) => ({
         symbol: position.symbol,
         side: position.side,