Files
gh-kylesnowschwartz-simplec…/hooks/handlers/session_start_handler.rb
2025-11-30 08:36:27 +08:00

85 lines
2.2 KiB
Ruby
Executable File

#!/usr/bin/env ruby
# frozen_string_literal: true
require 'date'
require 'claude_hooks'
# SessionStart Handler
#
# PURPOSE: Initialize session state, setup logging, prepare environment
# TRIGGERS: When a new Claude Code session begins
#
# SETTINGS.JSON CONFIGURATION:
# {
# "hooks": {
# "SessionStart": [{
# "matcher": "",
# "hooks": [{
# "type": "command",
# "command": "$CLAUDE_PROJECT_DIR/.claude/hooks/entrypoints/session_start.rb"
# }]
# }]
# }
# }
class SessionStartHandler < ClaudeHooks::SessionStart
def call
log "Session starting for project: #{project_name}"
backup_projects_directory
acknowledge_current_date
allow_continue!
suppress_output!
output_data
end
private
def project_name
File.basename(cwd || Dir.pwd)
end
def backup_projects_directory
source_dir = File.expand_path('~/.claude/projects')
backup_dir = File.expand_path('~/backups/claude/projects')
if Dir.exist?(source_dir)
log 'Backing up projects directory to ~/backups/claude/projects'
# Create backup directory if it doesn't exist
system('mkdir', '-p', backup_dir)
# Remove existing backup and copy fresh
system('rm', '-rf', backup_dir) if Dir.exist?(backup_dir)
# Copy the projects directory
if system('cp', '-r', source_dir, backup_dir)
log 'Projects directory backup completed successfully'
else
log 'Warning: Projects directory backup failed'
end
else
log 'No projects directory found to backup'
end
end
def acknowledge_current_date
# Add timestamp to backend context only
current_time = Time.now.strftime('%B %d, %Y at %I:%M %p %Z')
day_of_week = Date.today.strftime('%A')
# Use additionalContext for Claude instructions (will be minimally visible)
context_message = "Current local date and time: #{day_of_week}, #{current_time}"
add_additional_context!("#{context_message}. Acknowledge the current date and time in your first response.")
end
end
# Testing support - run this file directly to test with sample data
if __FILE__ == $PROGRAM_NAME
ClaudeHooks::CLI.test_runner(SessionStartHandler) do |input_data|
input_data['session_id'] = 'test-session-01'
end
end