feat: add session-level crisis tracking and escalation (#35)

index.html

@@ -964,6 +964,70 @@ Sovereignty and service always.`;
     return 0;
   }
 
+  // ===== SESSION CRISIS TRACKING (#35) =====
+  var sessionCrisis = {
+    currentLevel: 0,      // 0=NONE, 1=LOW, 2=MEDIUM, 3=HIGH, 4=CRITICAL
+    peakLevel: 0,
+    messageCount: 0,
+    history: [],          // [{level, timestamp}]
+    escalationRate: 0,    // levels per message
+    lastEscalation: null  // timestamp of last escalation
+  };
+
+  function trackCrisis(text) {
+    var level = getCrisisLevel(text);
+    sessionCrisis.messageCount++;
+    sessionCrisis.history.push({ level: level, time: Date.now() });
+
+    if (level > sessionCrisis.currentLevel) {
+      sessionCrisis.lastEscalation = Date.now();
+    }
+
+    sessionCrisis.currentLevel = level;
+    sessionCrisis.peakLevel = Math.max(sessionCrisis.peakLevel, level);
+
+    var recent = sessionCrisis.history.slice(-5);
+    if (recent.length >= 2) {
+      var first = recent[0].level;
+      var last = recent[recent.length - 1].level;
+      sessionCrisis.escalationRate = (last - first) / recent.length;
+    }
+
+    return getSessionContext();
+  }
+
+  function getSessionContext() {
+    var ctx = '';
+
+    if (sessionCrisis.history.length < 2) return ctx;
+
+    if (sessionCrisis.escalationRate > 0.5 && sessionCrisis.history.length <= 3) {
+      ctx += 'ESCALATION ALERT: User crisis level is rising rapidly. ';
+    }
+
+    if (sessionCrisis.peakLevel >= 3 && sessionCrisis.currentLevel <= 1 && sessionCrisis.messageCount >= 5) {
+      ctx += 'DE-ESCALATION: User appears to be calming. Maintain presence but reduce urgency. ';
+    }
+
+    if (sessionCrisis.currentLevel >= 2 && sessionCrisis.messageCount >= 3) {
+      ctx += 'User has been in crisis for ' + sessionCrisis.messageCount + ' messages. ';
+    }
+
+    var levels = sessionCrisis.history.map(function(h) { return h.level; });
+    if (levels.length >= 2) {
+      ctx += 'Crisis trajectory: ' + levels.join(' → ') + '. ';
+    }
+
+    return ctx;
+  }
+
+  function resetSessionCrisis() {
+    sessionCrisis = {
+      currentLevel: 0, peakLevel: 0, messageCount: 0,
+      history: [], escalationRate: 0, lastEscalation: null
+    };
+  }
+
   // ===== GET SYSTEM PROMPT (wraps with crisis context) =====
   function getSystemPrompt(userText) {
     var level = getCrisisLevel(userText);
@@ -978,7 +1042,9 @@ Sovereignty and service always.`;
     var directive = 'DIRECTIVE: ' + profile.directive + '\n';
     var tone = 'TONE: ' + profile.tone + '\n';
 
-    return SYSTEM_PROMPT + divider + header + directive + tone;
+    var sessionCtx = getSessionContext();
+    var sessionBlock = sessionCtx ? '\nSESSION CONTEXT: ' + sessionCtx : '';
+    return SYSTEM_PROMPT + divider + header + directive + tone + sessionBlock;
   }
 
 
@@ -1164,6 +1230,7 @@ Sovereignty and service always.`;
   clearChatBtn.addEventListener('click', function() {
     if (confirm('Clear all chat history?')) {
       localStorage.removeItem('timmy_chat_history');
+      resetSessionCrisis();
       window.location.reload();
     }
   });
@@ -1316,6 +1383,7 @@ Sovereignty and service always.`;
     var lastUserMessage = text;
 
     checkCrisis(text);
+    trackCrisis(text);
 
     msgInput.value = '';
     msgInput.style.height = 'auto';
@@ -1404,6 +1472,7 @@ Sovereignty and service always.`;
           messages.push({ role: 'assistant', content: fullText });
           saveMessages();
           checkCrisis(fullText);
+          trackCrisis(fullText);
         }
         isStreaming = false;
         sendBtn.disabled = msgInput.value.trim().length === 0;
@@ -1433,6 +1502,7 @@ Sovereignty and service always.`;
 
   // ===== WELCOME MESSAGE =====
   function init() {
+    resetSessionCrisis();
     if (!loadMessages()) {
       var welcomeText = "Hey. I'm Timmy. I'm here if you want to talk. No judgment, no login, no tracking. Just us.";
       addMessage('assistant', welcomeText);