"""
Warehouse Module Routes
"""
from flask import Blueprint, render_template, session, redirect, url_for, request, flash, jsonify
from app.modules.warehouse.warehouse import (
    get_all_locations, add_location, update_location, delete_location, 
    delete_multiple_locations, get_location_by_id
)
import logging

logger = logging.getLogger(__name__)

warehouse_bp = Blueprint('warehouse', __name__, url_prefix='/warehouse')


@warehouse_bp.route('/', methods=['GET'])
def warehouse_index():
    """Warehouse module main page - launcher for all warehouse operations"""
    if 'user_id' not in session:
        return redirect(url_for('main.login'))
    
    return render_template('modules/warehouse/index.html')


@warehouse_bp.route('/set-boxes-locations', methods=['GET', 'POST'])
def set_boxes_locations():
    """Set boxes locations - add or update articles in warehouse inventory"""
    if 'user_id' not in session:
        return redirect(url_for('main.login'))
    
    return render_template('modules/warehouse/set_boxes_locations.html')


@warehouse_bp.route('/locations', methods=['GET', 'POST'])
def locations():
    """Create and manage warehouse locations"""
    if 'user_id' not in session:
        return redirect(url_for('main.login'))
    
    message = None
    message_type = 'info'
    
    if request.method == 'POST':
        # Handle edit location
        if request.form.get('edit_location'):
            location_id = request.form.get('location_id', '')
            size = request.form.get('edit_size', '').strip()
            description = request.form.get('edit_description', '').strip()
            
            try:
                location_id = int(location_id)
                success, msg = update_location(location_id, None, size if size else None, description if description else None)
                message = msg
                message_type = 'success' if success else 'error'
            except Exception as e:
                message = f"Error: {str(e)}"
                message_type = 'error'
        # Handle delete locations
        elif request.form.get('delete_locations'):
            delete_ids_str = request.form.get('delete_ids', '')
            try:
                location_ids = [int(id.strip()) for id in delete_ids_str.split(',') if id.strip().isdigit()]
                success, msg = delete_multiple_locations(location_ids)
                message = msg
                message_type = 'success' if success else 'error'
            except Exception as e:
                message = f"Error: {str(e)}"
                message_type = 'error'
        # Handle add location
        elif request.form.get('add_location'):
            location_code = request.form.get('location_code', '').strip()
            size = request.form.get('size', '').strip()
            description = request.form.get('description', '').strip()
            
            if not location_code:
                message = "Location code is required"
                message_type = 'error'
            else:
                success, msg = add_location(location_code, size if size else None, description if description else None)
                message = msg
                message_type = 'success' if success else 'error'
    
    # Get all locations
    locations_list = get_all_locations()
    
    return render_template('modules/warehouse/locations.html', 
                         locations=locations_list,
                         message=message,
                         message_type=message_type)


@warehouse_bp.route('/boxes', methods=['GET', 'POST'])
def boxes():
    """Manage boxes and crates in the warehouse"""
    if 'user_id' not in session:
        return redirect(url_for('main.login'))
    
    return render_template('modules/warehouse/boxes.html')


@warehouse_bp.route('/inventory', methods=['GET'])
def inventory():
    """View warehouse inventory - products, boxes, and locations"""
    if 'user_id' not in session:
        return redirect(url_for('main.login'))
    
    return render_template('modules/warehouse/inventory.html')


@warehouse_bp.route('/reports', methods=['GET'])
def reports():
    """Warehouse activity and inventory reports"""
    if 'user_id' not in session:
        return redirect(url_for('main.login'))
    
    return render_template('modules/warehouse/reports.html')


@warehouse_bp.route('/test-barcode', methods=['GET'])
def test_barcode():
    """Test barcode printing functionality"""
    if 'user_id' not in session:
        return redirect(url_for('main.login'))
    
    return render_template('modules/warehouse/test_barcode.html')