# backend/app.py
import os
import sys
from pathlib import Path

# Add the backend directory to Python path
backend_dir = Path(__file__).parent
if str(backend_dir) not in sys.path:
    sys.path.append(str(backend_dir))

from flask import Flask, render_template, jsonify, request, send_from_directory
from core.directory_handler import select_directory
from core.script_manager import ScriptManager
from core.profile_manager import ProfileManager

app = Flask(__name__, 
    template_folder='../frontend/templates',
    static_folder='../frontend/static')

# Initialize managers
data_dir = Path(__file__).parent.parent / 'data'
script_groups_dir = Path(__file__).parent / 'script_groups'

profile_manager = ProfileManager(data_dir)
script_manager = ScriptManager(script_groups_dir)

@app.route('/')
def index():
    """Render main page"""
    return render_template('index.html')

# Profile endpoints
@app.route('/api/profiles', methods=['GET'])
def get_profiles():
    """Get all profiles"""
    return jsonify(profile_manager.get_all_profiles())

@app.route('/api/profiles/<profile_id>', methods=['GET'])
def get_profile(profile_id):
    """Get specific profile"""
    profile = profile_manager.get_profile(profile_id)
    if profile:
        return jsonify(profile)
    return jsonify({"error": "Profile not found"}), 404

@app.route('/api/profiles', methods=['POST'])
def create_profile():
    """Create new profile"""
    profile_data = request.json
    try:
        profile = profile_manager.create_profile(profile_data)
        return jsonify(profile)
    except Exception as e:
        return jsonify({"error": str(e)}), 400

@app.route('/api/profiles/<profile_id>', methods=['PUT'])
def update_profile(profile_id):
    """Update existing profile"""
    profile_data = request.json
    try:
        profile = profile_manager.update_profile(profile_id, profile_data)
        return jsonify(profile)
    except Exception as e:
        return jsonify({"error": str(e)}), 400

@app.route('/api/profiles/<profile_id>', methods=['DELETE'])
def delete_profile(profile_id):
    """Delete profile"""
    try:
        profile_manager.delete_profile(profile_id)
        return jsonify({"status": "success"})
    except Exception as e:
        return jsonify({"error": str(e)}), 400

# Directory handling endpoints
@app.route('/api/select-directory', methods=['GET'])
def handle_select_directory():
    """Handle directory selection"""
    result = select_directory()
    if "error" in result:
        return jsonify(result), 400
    return jsonify(result)

# Script management endpoints
@app.route('/api/scripts', methods=['GET'])
def get_scripts():
    """Get all available script groups"""
    try:
        groups = script_manager.discover_groups()
        return jsonify(groups)
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@app.route('/api/scripts/<group_id>/<script_id>/run', methods=['POST'])
def run_script(group_id, script_id):
    """Execute a specific script"""
    data = request.json
    work_dir = data.get('work_dir')
    profile = data.get('profile')
    
    if not work_dir:
        return jsonify({"error": "Work directory not specified"}), 400
    if not profile:
        return jsonify({"error": "Profile not specified"}), 400
        
    try:
        result = script_manager.execute_script(group_id, script_id, work_dir, profile)
        return jsonify(result)
    except Exception as e:
        return jsonify({"error": str(e)}), 500

# Work directory configuration endpoints
@app.route('/api/workdir-config/<path:work_dir>', methods=['GET'])
def get_workdir_config(work_dir):
    """Get work directory configuration"""
    from core.workdir_config import WorkDirConfigManager
    config_manager = WorkDirConfigManager(work_dir)
    return jsonify(config_manager.get_config())

@app.route('/api/workdir-config/<path:work_dir>/group/<group_id>', methods=['GET'])
def get_group_config(work_dir, group_id):
    """Get group configuration from work directory"""
    from core.workdir_config import WorkDirConfigManager
    config_manager = WorkDirConfigManager(work_dir)
    return jsonify(config_manager.get_group_config(group_id))

@app.route('/api/workdir-config/<path:work_dir>/group/<group_id>', methods=['PUT'])
def update_group_config(work_dir, group_id):
    """Update group configuration in work directory"""
    from core.workdir_config import WorkDirConfigManager
    config_manager = WorkDirConfigManager(work_dir)
    
    try:
        settings = request.json
        config_manager.update_group_config(group_id, settings)
        return jsonify({"status": "success"})
    except Exception as e:
        return jsonify({"error": str(e)}), 400

if __name__ == '__main__':
    app.run(debug=True, port=5000)