"""
Main dashboard application module.
"""

import dash
from dash import html, dcc
import dash_bootstrap_components as dbc
from utils.logger import get_logger
from dashboard.layouts import (
    get_market_data_layout,
    get_bot_management_layout,
    get_performance_layout,
    get_system_health_layout
)
from dashboard.components import create_indicator_modal

logger = get_logger("dashboard_app")


def create_app():
    """Create and configure the Dash application."""
    # Initialize Dash app
    app = dash.Dash(__name__, suppress_callback_exceptions=True, external_stylesheets=[dbc.themes.LUX])
    
    # Define the main layout
    app.layout = html.Div([
        html.Div([
            # Page title
            html.H1("🚀 Crypto Trading Bot Dashboard", 
                    style={'text-align': 'center', 'color': '#2c3e50', 'margin-bottom': '30px'}),
            
            # Navigation tabs
            dcc.Tabs(id='main-tabs', value='market-data', children=[
                dcc.Tab(label='📊 Market Data', value='market-data'),
                dcc.Tab(label='🤖 Bot Management', value='bot-management'),
                dcc.Tab(label='📈 Performance', value='performance'),
                dcc.Tab(label='⚙️ System Health', value='system-health'),
            ], style={'margin-bottom': '20px'}),
            
            # Tab content container
            html.Div(id='tab-content'),
            
            # Hidden button for callback compatibility (real button is in market data layout)
            html.Button(id='add-indicator-btn', style={'display': 'none'}),
            
            # Add Indicator Modal
            create_indicator_modal(),
            
            # Auto-refresh interval
            dcc.Interval(
                id='interval-component',
                interval=30*1000,  # Update every 30 seconds
                n_intervals=0
            )
        ])
    ])
    
    return app


def register_callbacks(app):
    """Register all dashboard callbacks."""
    from dashboard.callbacks import (
        register_navigation_callbacks,
        register_chart_callbacks,
        register_indicator_callbacks,
        register_system_health_callbacks,
        register_data_analysis_callbacks
    )
    
    # Register all callback modules
    register_navigation_callbacks(app)
    register_chart_callbacks(app)
    register_indicator_callbacks(app)
    register_system_health_callbacks(app)
    register_data_analysis_callbacks(app)
    
    logger.info("All dashboard callbacks registered successfully")