import json
from pathlib import Path
import pandas as pd
import plotly.express as px
from pareto_utils import Agent, compute_pareto_frontier
import plotly.graph_objects as go



def parse_json_files(folder_path):
    # Convert folder path to Path object
    folder = Path(folder_path)
    
    # List to store data from each file
    data_list = []
    
    # Iterate through all JSON files in the folder
    for json_file in folder.glob('*.json'):
        try:
            with open(json_file, 'r') as file:
                data = json.load(file)
                
                # Extract config and results
                config = data['config']
                results = data['results']
                
                # Combine config and results into a single dictionary
                combined_data = {
                    'agent_name': config['agent_name'],
                    'benchmark_name': config['benchmark_name'],
                    'date': config['date']
                }
                
                # Add results with 'results_' prefix
                for key, value in results.items():
                    combined_data[f'results_{key}'] = value
                
                data_list.append(combined_data)
        except Exception as e:
            print(f"Error processing {json_file}: {e}. Skipping!")
    
    # Create DataFrame from the list of dictionaries
    df = pd.DataFrame(data_list)
    
    return df


def create_scatter_plot(df, x: str, y: str, x_label: str = None, y_label: str = None, hover_data: list = None):
    print(df)

    agents = [Agent(row.results_total_cost, row.results_accuracy) for row in df.itertuples()]
    pareto_frontier = compute_pareto_frontier(agents)

    

    print(pareto_frontier)

    fig = px.scatter(df, 
                     x=x, 
                     y=y,
                     hover_data=hover_data,
                     )
    

    # Sort the Pareto frontier points by x-coordinate
    pareto_points = sorted([(agent.total_cost, agent.accuracy) for agent in pareto_frontier], key=lambda x: x[0])
    
    # Add the Pareto frontier line
    fig.add_trace(go.Scatter(
        x=[point[0] for point in pareto_points],
        y=[point[1] for point in pareto_points],
        mode='lines',
        name='Pareto Frontier',
        line=dict(color='black', width=2, dash='dash')
    ))

    # Calculate the maximum x and y values for setting axis ranges
    max_x = max(df[x].max(), max(point[0] for point in pareto_points))
    max_y = max(df[y].max(), max(point[1] for point in pareto_points))

    fig.update_yaxes(rangemode="tozero")
    fig.update_xaxes(rangemode="tozero")

    fig.update_layout(
    width = 600,
    height = 500,
    xaxis_title = x_label,
    yaxis_title = y_label,
    xaxis = dict(
        showline = True,
        linecolor = 'black',
        showgrid = False),
    yaxis = dict(
        showline = True,
        showgrid = False,
        linecolor = 'black'),
    plot_bgcolor = 'white',
    # Legend positioning
    legend=dict(
        yanchor="bottom",
        y=0.01,
        xanchor="right",
        x=0.98,
        bgcolor="rgba(255, 255, 255, 0.5)"  # semi-transparent white background
        )
    )
    return fig