Revert "chore: Remove dss-claude-plugin directory"

This reverts commit 72cb7319f5.

dss-claude-plugin/hooks/scripts/session-summary.js

@@ -0,0 +1,194 @@
+#!/usr/bin/env node
+/**
+ * DSS Session Summary Hook
+ * Generates a summary report at the end of each Claude Code session.
+ * Written from scratch for DSS.
+ */
+
+const fs = require('fs');
+const path = require('path');
+const { execSync } = require('child_process');
+
+// Configuration
+const DEFAULT_CONFIG = {
+  session_summary: {
+    enabled: true,
+    output_file: '.dss-session-summary.md',
+    include_git_diff: true,
+    include_file_list: true,
+    max_diff_lines: 100
+  }
+};
+
+function loadConfig() {
+  const configPath = path.join(process.env.HOME || '', '.dss', 'hooks-config.json');
+  try {
+    if (fs.existsSync(configPath)) {
+      const userConfig = JSON.parse(fs.readFileSync(configPath, 'utf8'));
+      return { ...DEFAULT_CONFIG, ...userConfig };
+    }
+  } catch (e) {
+    // Use defaults
+  }
+  return DEFAULT_CONFIG;
+}
+
+function getGitInfo() {
+  const info = {
+    branch: '',
+    status: '',
+    diff: '',
+    modifiedFiles: []
+  };
+  
+  try {
+    // Check if in git repo
+    execSync('git rev-parse --is-inside-work-tree', { stdio: 'pipe' });
+    
+    // Get branch
+    info.branch = execSync('git branch --show-current', { encoding: 'utf8' }).trim();
+    
+    // Get status
+    info.status = execSync('git status --short', { encoding: 'utf8' }).trim();
+    
+    // Get modified files
+    const statusLines = info.status.split('\n').filter(Boolean);
+    info.modifiedFiles = statusLines.map(line => {
+      const parts = line.trim().split(/\s+/);
+      return {
+        status: parts[0],
+        file: parts.slice(1).join(' ')
+      };
+    });
+    
+    // Get diff summary
+    try {
+      info.diff = execSync('git diff --stat', { encoding: 'utf8' }).trim();
+    } catch (e) {
+      info.diff = '';
+    }
+  } catch (e) {
+    // Not a git repo or git not available
+  }
+  
+  return info;
+}
+
+function getSessionStats() {
+  // Try to read from session state if available
+  const stats = {
+    startTime: new Date().toISOString(),
+    filesModified: 0,
+    linesAdded: 0,
+    linesRemoved: 0
+  };
+  
+  try {
+    // Get diff stats from git
+    const diffStat = execSync('git diff --numstat', { encoding: 'utf8' });
+    const lines = diffStat.trim().split('\n').filter(Boolean);
+    
+    for (const line of lines) {
+      const [added, removed] = line.split('\t');
+      stats.linesAdded += parseInt(added) || 0;
+      stats.linesRemoved += parseInt(removed) || 0;
+      stats.filesModified++;
+    }
+  } catch (e) {
+    // Git not available
+  }
+  
+  return stats;
+}
+
+function generateReport(config) {
+  const summaryConfig = config.session_summary || {};
+  const gitInfo = getGitInfo();
+  const stats = getSessionStats();
+  
+  const timestamp = new Date().toLocaleString();
+  const lines = [];
+  
+  lines.push('# DSS Session Summary');
+  lines.push(`\n**Generated:** ${timestamp}`);
+  
+  if (gitInfo.branch) {
+    lines.push(`**Branch:** ${gitInfo.branch}`);
+  }
+  
+  lines.push('\n## Changes Overview');
+  lines.push('');
+  lines.push(`- Files modified: ${stats.filesModified}`);
+  lines.push(`- Lines added: +${stats.linesAdded}`);
+  lines.push(`- Lines removed: -${stats.linesRemoved}`);
+  
+  if (summaryConfig.include_file_list && gitInfo.modifiedFiles.length > 0) {
+    lines.push('\n## Modified Files');
+    lines.push('');
+    lines.push('| Status | File |');
+    lines.push('|--------|------|');
+    
+    const statusLabels = {
+      'M': 'Modified',
+      'A': 'Added',
+      'D': 'Deleted',
+      'R': 'Renamed',
+      '??': 'Untracked'
+    };
+    
+    for (const file of gitInfo.modifiedFiles.slice(0, 20)) {
+      const label = statusLabels[file.status] || file.status;
+      lines.push(`| ${label} | ${file.file} |`);
+    }
+    
+    if (gitInfo.modifiedFiles.length > 20) {
+      lines.push(`| ... | +${gitInfo.modifiedFiles.length - 20} more files |`);
+    }
+  }
+  
+  if (summaryConfig.include_git_diff && gitInfo.diff) {
+    lines.push('\n## Diff Summary');
+    lines.push('');
+    lines.push('```');
+    const diffLines = gitInfo.diff.split('\n');
+    const maxLines = summaryConfig.max_diff_lines || 100;
+    lines.push(diffLines.slice(0, maxLines).join('\n'));
+    if (diffLines.length > maxLines) {
+      lines.push(`... (${diffLines.length - maxLines} more lines)`);
+    }
+    lines.push('```');
+  }
+  
+  lines.push('\n---');
+  lines.push('*Generated by DSS Session Summary Hook*');
+  
+  return lines.join('\n');
+}
+
+function main() {
+  const config = loadConfig();
+  
+  if (!config.session_summary?.enabled) {
+    process.exit(0);
+  }
+  
+  try {
+    const report = generateReport(config);
+    const outputFile = config.session_summary.output_file || '.dss-session-summary.md';
+    const outputPath = path.join(process.cwd(), outputFile);
+    
+    fs.writeFileSync(outputPath, report, 'utf8');
+    
+    // Output confirmation
+    console.log(JSON.stringify({
+      systemMessage: `Session summary saved to ${outputFile}`,
+      continue: true
+    }));
+  } catch (e) {
+    // Fail silently
+  }
+  
+  process.exit(0);
+}
+
+main();