Add support for index view in context hook and refactor summary retrieval method

src/bin/hooks/context-hook.ts

@@ -8,9 +8,12 @@ import { contextHook } from '../../hooks/context.js';
 import { stdin } from 'process';
 
 try {
+  // Check for --index flag
+  const useIndexView = process.argv.includes('--index');
+
   if (stdin.isTTY) {
     // Running manually from terminal - print formatted output with colors
-    const contextOutput = contextHook(undefined, true);
+    const contextOutput = contextHook(undefined, true, useIndexView);
     console.log(contextOutput);
     process.exit(0);
   } else {
@@ -19,7 +22,7 @@ try {
     stdin.on('data', (chunk) => input += chunk);
     stdin.on('end', () => {
       const parsed = input.trim() ? JSON.parse(input) : undefined;
-      const contextOutput = contextHook(parsed, false);
+      const contextOutput = contextHook(parsed, false, useIndexView);
       const result = {
         hookSpecificOutput: {
           hookEventName: "SessionStart",

src/hooks/context.ts

@@ -30,7 +30,7 @@ const colors = {
  *
  * Output: Returns formatted context string to be wrapped in hookSpecificOutput
  */
-export function contextHook(input?: SessionStartInput, useColors: boolean = false): string {
+export function contextHook(input?: SessionStartInput, useColors: boolean = false, useIndexView: boolean = false): string {
   // v4.0.0: Ensure worker is running before loading context
   ensureWorkerRunning();
   const cwd = input?.cwd ?? process.cwd();
@@ -39,33 +39,168 @@ export function contextHook(input?: SessionStartInput, useColors: boolean = fals
   const db = new SessionStore();
 
   try {
-    const sessions = db.getRecentSessionsWithStatus(project, 3);
+    const summaries = db.getRecentSummariesWithSessionInfo(project, 3);
 
-    if (sessions.length === 0) {
+    if (summaries.length === 0) {
       if (useColors) {
-        return `\n${colors.bright}${colors.cyan}📝 Recent Session Context${colors.reset}\n\n${colors.dim}No previous sessions found for this project yet.${colors.reset}\n`;
+        return `\n${colors.bright}${colors.cyan}📝 [${project}] recent context${colors.reset}\n${colors.gray}${'─'.repeat(60)}${colors.reset}\n\n${colors.dim}No previous summaries found for this project yet.${colors.reset}\n`;
       }
-      return '# Recent Session Context\n\nNo previous sessions found for this project yet.';
+      return `# [${project}] recent context\n\nNo previous summaries found for this project yet.`;
     }
 
     const output: string[] = [];
 
+    // Index view: Show previous as index, latest in full at bottom (chat-style)
+    if (useIndexView) {
       if (useColors) {
         output.push('');
-      output.push(`${colors.bright}${colors.cyan}📝 Recent Session Context${colors.reset}`);
+        output.push(`${colors.bright}${colors.cyan}📝 [${project}] recent context${colors.reset}`);
         output.push(`${colors.gray}${'─'.repeat(60)}${colors.reset}`);
-      output.push(`${colors.dim}Showing last ${sessions.length} session(s) for ${colors.reset}${colors.bright}${project}${colors.reset}`);
         output.push('');
       } else {
-      output.push('# Recent Session Context');
+        output.push(`# [${project}] recent context`);
-      output.push('');
-      output.push(`Showing last ${sessions.length} session(s) for **${project}**:`);
         output.push('');
       }
 
-    for (const session of sessions) {
+      // Show index of previous summaries (oldest to newest)
-      if (!session.sdk_session_id) continue;
+      if (summaries.length > 1) {
+        if (useColors) {
+          output.push(`${colors.bright}${colors.dim}Previous Requests:${colors.reset}`);
+          output.push('');
+        } else {
+          output.push('**Previous Requests:**');
+          output.push('');
+        }
 
+        // Iterate backwards through array (skip first which is most recent)
+        for (let i = summaries.length - 1; i >= 1; i--) {
+          const prev = summaries[i];
+          const prevDate = new Date(prev.created_at);
+          const dateTimeStr = prevDate.toLocaleString();
+
+          if (useColors) {
+            output.push(`${colors.dim}• ${dateTimeStr}:${colors.reset} ${prev.request || '(no request)'}`);
+          } else {
+            output.push(`- ${dateTimeStr}: ${prev.request || '(no request)'}`);
+          }
+        }
+
+        if (useColors) {
+          output.push('');
+          output.push(`${colors.gray}${'─'.repeat(60)}${colors.reset}`);
+          output.push('');
+        } else {
+          output.push('');
+          output.push('---');
+          output.push('');
+        }
+      }
+
+      // Show most recent summary in full at the bottom
+      const latest = summaries[0];
+
+      if (latest.request) {
+        if (useColors) {
+          output.push(`${colors.bright}${colors.yellow}Request:${colors.reset} ${latest.request}`);
+          output.push('');
+        } else {
+          output.push(`**Request:** ${latest.request}`);
+          output.push('');
+        }
+      }
+
+      if (latest.learned) {
+        if (useColors) {
+          output.push(`${colors.bright}${colors.blue}Learned:${colors.reset} ${latest.learned}`);
+          output.push('');
+        } else {
+          output.push(`**Learned:** ${latest.learned}`);
+          output.push('');
+        }
+      }
+
+      if (latest.completed) {
+        if (useColors) {
+          output.push(`${colors.bright}${colors.green}Completed:${colors.reset} ${latest.completed}`);
+          output.push('');
+        } else {
+          output.push(`**Completed:** ${latest.completed}`);
+          output.push('');
+        }
+      }
+
+      if (latest.next_steps) {
+        if (useColors) {
+          output.push(`${colors.bright}${colors.magenta}Next Steps:${colors.reset} ${latest.next_steps}`);
+          output.push('');
+        } else {
+          output.push(`**Next Steps:** ${latest.next_steps}`);
+          output.push('');
+        }
+      }
+
+      // Get files for latest summary
+      const latestFiles = db.getFilesForSession(latest.sdk_session_id);
+
+      if (latestFiles.filesRead.length > 0) {
+        if (useColors) {
+          output.push(`${colors.dim}Files Read: ${latestFiles.filesRead.join(', ')}${colors.reset}`);
+        } else {
+          output.push(`**Files Read:** ${latestFiles.filesRead.join(', ')}`);
+        }
+      }
+
+      if (latestFiles.filesModified.length > 0) {
+        if (useColors) {
+          output.push(`${colors.dim}Files Modified: ${latestFiles.filesModified.join(', ')}${colors.reset}`);
+        } else {
+          output.push(`**Files Modified:** ${latestFiles.filesModified.join(', ')}`);
+        }
+      }
+
+      const latestDate = new Date(latest.created_at).toLocaleString();
+      if (useColors) {
+        output.push(`${colors.dim}Date: ${latestDate}${colors.reset}`);
+      } else {
+        output.push(`**Date:** ${latestDate}`);
+      }
+
+      if (useColors) {
+        output.push('');
+        output.push(`${colors.gray}${'─'.repeat(60)}${colors.reset}`);
+      }
+
+      return output.join('\n');
+    }
+
+    if (useColors) {
+      output.push('');
+      output.push(`${colors.bright}${colors.cyan}📝 [${project}] recent context${colors.reset}`);
+      output.push(`${colors.gray}${'─'.repeat(60)}${colors.reset}`);
+    } else {
+      output.push(`# [${project}] recent context`);
+      output.push('');
+    }
+
+    let previousSessionId: string | null = null;
+    let isFirstSummary = true;
+
+    for (const summary of summaries) {
+      // Add session break indicator if this is a different session
+      const isNewSession = previousSessionId !== null && summary.sdk_session_id !== previousSessionId;
+
+      if (isNewSession) {
+        if (useColors) {
+          output.push('');
+          output.push(`${colors.dim}${'─'.repeat(23)} New Session ${'─'.repeat(24)}${colors.reset}`);
+          output.push('');
+        } else {
+          output.push('');
+          output.push('--- New Session ---');
+          output.push('');
+        }
+      } else if (!isFirstSummary) {
+        // Only show regular separator if not first summary and not showing "New Session"
         if (useColors) {
           output.push(`${colors.gray}${'─'.repeat(60)}${colors.reset}`);
           output.push('');
@@ -73,21 +208,14 @@ export function contextHook(input?: SessionStartInput, useColors: boolean = fals
           output.push('---');
           output.push('');
         }
-
-      // Check if session has a summary
-      if (session.has_summary) {
-        const summary = db.getSummaryForSession(session.sdk_session_id);
-
-        if (summary) {
-          const promptLabel = summary.prompt_number ? ` (Prompt #${summary.prompt_number})` : '';
-
-          if (useColors) {
-            output.push(`${colors.bright}${colors.green}✓ Summary${promptLabel}${colors.reset}`);
-            output.push('');
       } else {
-            output.push(`**Summary${promptLabel}**`);
+        // First summary - just add a blank line after header
+        if (useColors) {
           output.push('');
         }
+      }
+
+      isFirstSummary = false;
 
       if (summary.request) {
         if (useColors) {
@@ -95,6 +223,7 @@ export function contextHook(input?: SessionStartInput, useColors: boolean = fals
           output.push('');
         } else {
           output.push(`**Request:** ${summary.request}`);
+          output.push('');
         }
       }
 
@@ -104,6 +233,7 @@ export function contextHook(input?: SessionStartInput, useColors: boolean = fals
           output.push('');
         } else {
           output.push(`**Learned:** ${summary.learned}`);
+          output.push('');
         }
       }
 
@@ -113,6 +243,7 @@ export function contextHook(input?: SessionStartInput, useColors: boolean = fals
           output.push('');
         } else {
           output.push(`**Completed:** ${summary.completed}`);
+          output.push('');
         }
       }
 
@@ -122,11 +253,12 @@ export function contextHook(input?: SessionStartInput, useColors: boolean = fals
           output.push('');
         } else {
           output.push(`**Next Steps:** ${summary.next_steps}`);
+          output.push('');
         }
       }
 
       // Get files from observations (not from summary which is never populated)
-          const sessionFiles = db.getFilesForSession(session.sdk_session_id);
+      const sessionFiles = db.getFilesForSession(summary.sdk_session_id);
 
       if (sessionFiles.filesRead.length > 0) {
         if (useColors) {
@@ -150,104 +282,17 @@ export function contextHook(input?: SessionStartInput, useColors: boolean = fals
       } else {
         output.push(`**Date:** ${dateTime}`);
       }
-        }
-      } else if (session.status === 'active') {
-        // Active session without summary - show observation titles
-        if (useColors) {
-          output.push(`${colors.bright}${colors.yellow}⏳ In Progress${colors.reset}`);
-          output.push('');
-        } else {
-          output.push(`**In Progress**`);
-          output.push('');
-        }
-
-        if (session.user_prompt) {
-          if (useColors) {
-            output.push(`${colors.bright}${colors.yellow}Request:${colors.reset} ${session.user_prompt}`);
-            output.push('');
-          } else {
-            output.push(`**Request:** ${session.user_prompt}`);
-          }
-        }
-
-        const observations = db.getObservationsForSession(session.sdk_session_id);
-
-        if (observations.length > 0) {
-          output.push('');
-          if (useColors) {
-            output.push(`${colors.bright}Observations (${observations.length}):${colors.reset}`);
-            for (const obs of observations) {
-              output.push(`  ${colors.dim}•${colors.reset} ${obs.title}`);
-            }
-            output.push('');
-          } else {
-            output.push(`**Observations (${observations.length}):**`);
-            for (const obs of observations) {
-              output.push(`- ${obs.title}`);
-            }
-          }
-        } else {
-          output.push('');
-          if (useColors) {
-            output.push(`${colors.dim}No observations yet${colors.reset}`);
-            output.push('');
-          } else {
-            output.push('*No observations yet*');
-          }
-        }
-
-        output.push('');
-        const activeDateTime = new Date(session.started_at).toLocaleString();
-        if (useColors) {
-          output.push(`${colors.dim}Status: Active - summary pending${colors.reset}`);
-          output.push(`${colors.dim}Date: ${activeDateTime}${colors.reset}`);
-        } else {
-          output.push(`**Status:** Active - summary pending`);
-          output.push(`**Date:** ${activeDateTime}`);
-        }
-      } else {
-        // Failed or completed session without summary
-        const displayStatus = session.status === 'failed' ? 'stopped' : session.status;
-        const statusIcon = session.status === 'failed' ? '⚠️' : '○';
-
-        if (useColors) {
-          const statusColor = session.status === 'failed' ? colors.yellow : colors.gray;
-          output.push(`${colors.bright}${statusColor}${statusIcon} ${displayStatus.charAt(0).toUpperCase() + displayStatus.slice(1)}${colors.reset}`);
-          output.push('');
-        } else {
-          output.push(`**${displayStatus.charAt(0).toUpperCase() + displayStatus.slice(1)}**`);
-          output.push('');
-        }
-
-        if (session.user_prompt) {
-          if (useColors) {
-            output.push(`${colors.bright}${colors.yellow}Request:${colors.reset} ${session.user_prompt}`);
-            output.push('');
-          } else {
-            output.push(`**Request:** ${session.user_prompt}`);
-          }
-        }
-
-        output.push('');
-        const failedDateTime = new Date(session.started_at).toLocaleString();
-        if (useColors) {
-          output.push(`${colors.dim}Status: ${displayStatus} - no summary available${colors.reset}`);
-          output.push(`${colors.dim}Date: ${failedDateTime}${colors.reset}`);
-        } else {
-          output.push(`**Status:** ${displayStatus} - no summary available`);
-          output.push(`**Date:** ${failedDateTime}`);
-        }
-      }
 
       if (!useColors) {
         output.push('');
       }
+
+      previousSessionId = summary.sdk_session_id;
     }
 
     if (useColors) {
       output.push('');
       output.push(`${colors.gray}${'─'.repeat(60)}${colors.reset}`);
-      output.push('');
     }
 
     return output.join('\n');

src/services/sqlite/SessionStore.ts

@@ -433,6 +433,31 @@ export class SessionStore {
     return stmt.all(project, limit) as any[];
   }
 
+  /**
+   * Get recent summaries with session info for context display
+   */
+  getRecentSummariesWithSessionInfo(project: string, limit: number = 3): Array<{
+    sdk_session_id: string;
+    request: string | null;
+    learned: string | null;
+    completed: string | null;
+    next_steps: string | null;
+    prompt_number: number | null;
+    created_at: string;
+  }> {
+    const stmt = this.db.prepare(`
+      SELECT
+        sdk_session_id, request, learned, completed, next_steps,
+        prompt_number, created_at
+      FROM session_summaries
+      WHERE project = ?
+      ORDER BY created_at_epoch DESC
+      LIMIT ?
+    `);
+
+    return stmt.all(project, limit) as any[];
+  }
+
   /**
    * Get recent observations for a project
    */