from flask import Blueprint, jsonify, request
import data_processor
import os

# Create a Blueprint for API routes
bp = Blueprint("api", __name__, url_prefix="/api")


@bp.route("/leaderboard", methods=["GET"])
def get_leaderboard():
    """
    API endpoint to get leaderboard data with optional filtering and searching

    Query parameters:
    - benchmark: Which benchmark to use (image, audio)
    - filter_columns: Columns to filter by
    - search_query: Text to search for
    - core_columns: Core columns that should always be included
    """
    # Get parameters from query string
    benchmark = request.args.get("benchmark", "image")
    filter_columns = (
        request.args.get("filter_columns", "").split(",")
        if request.args.get("filter_columns")
        else []
    )
    search_query = request.args.get("search_query", "")
    core_columns = (
        request.args.get("core_columns", "").split(",")
        if request.args.get("core_columns")
        else []
    )

    # Determine file path based on benchmark
    file_path = f"./data/{benchmark}_benchmark.csv"

    # Load data
    try:
        data = data_processor.load_data(file_path)

        # Apply filters if provided
        if filter_columns:
            data = data_processor.filter_data(data, filter_columns)

        # Apply search if provided
        if search_query:
            data = data_processor.search_data(data, search_query)

        return jsonify({"success": True, "data": data})
    except Exception as e:
        return jsonify({"success": False, "error": str(e)}), 500


@bp.route("/columns", methods=["GET"])
def get_columns():
    """
    API endpoint to get all available columns for a benchmark

    Query parameters:
    - benchmark: Which benchmark to use (image, audio)
    """
    benchmark = request.args.get("benchmark", "image")
    file_path = f"./data/{benchmark}_benchmark.csv"

    try:
        columns = data_processor.get_columns(file_path)
        return jsonify({"success": True, "columns": columns})
    except Exception as e:
        return jsonify({"success": False, "error": str(e)}), 500


@bp.route("/benchmarks", methods=["GET"])
def get_benchmarks():
    """API endpoint to get available benchmarks"""
    try:
        benchmarks = data_processor.get_available_benchmarks()
        return jsonify({"success": True, "benchmarks": benchmarks})
    except Exception as e:
        return jsonify({"success": False, "error": str(e)}), 500


@bp.route("/examples", methods=["GET"])
def get_examples():
    """
    API endpoint to get examples for a specific benchmark and model

    Query parameters:
    - benchmark: Which benchmark to use (image, audio)
    - model: Which model to get examples for
    - attack: Which attack to get examples for (optional)
    """
    benchmark = request.args.get("benchmark", "image")
    model = request.args.get("model", "")
    attack = request.args.get("attack", "")

    if not model:
        return jsonify({"success": False, "error": "Model parameter is required"}), 400

    # Construct path to examples
    base_path = f"./examples/{benchmark}/{model}"

    if attack:
        base_path = os.path.join(base_path, attack)

    try:
        # Check if directory exists
        if not os.path.exists(base_path):
            return (
                jsonify({"success": False, "error": f"No examples found for {model}"}),
                404,
            )

        # Get list of examples
        examples = []
        for root, _, files in os.walk(base_path):
            for file in files:
                if file.endswith((".png", ".jpg", ".jpeg", ".wav", ".mp3")):
                    rel_path = os.path.relpath(os.path.join(root, file), "./examples")
                    examples.append(
                        {
                            "path": f"/examples/{rel_path}",
                            "name": file,
                            "attack": attack or os.path.basename(root),
                        }
                    )

        return jsonify({"success": True, "examples": examples})
    except Exception as e:
        return jsonify({"success": False, "error": str(e)}), 500


@bp.route("/attacks", methods=["GET"])
def get_attacks():
    """
    API endpoint to get available attacks for a benchmark

    Query parameters:
    - benchmark: Which benchmark to use (image, audio)
    """
    benchmark = request.args.get("benchmark", "image")
    file_path = f"./data/{benchmark}_attacks_variations.csv"

    try:
        if os.path.exists(file_path):
            data = data_processor.load_data(file_path)
            return jsonify({"success": True, "attacks": data})
        else:
            return (
                jsonify(
                    {"success": False, "error": f"No attack data found for {benchmark}"}
                ),
                404,
            )
    except Exception as e:
        return jsonify({"success": False, "error": str(e)}), 500