from flask import Blueprint, jsonify, request, current_app
from utils.data_loader import load_data
from utils.json_crud import load_json, save_json
from models.cv_model import CVModel
import os

DATA_DIR = os.path.join(os.path.dirname(__file__), '../data')
CV_FILE = os.path.join(DATA_DIR, 'cv.json')

cv_bp = Blueprint('cv', __name__, url_prefix='/api/cv')

@cv_bp.route('/', methods=['GET'])
def get_cv():
    cv = load_data('cv.json')
    return jsonify(cv)

@cv_bp.route('/', methods=['POST'])
def create_or_replace_cv():
    key = request.headers.get('x-api-key')
    if key != current_app.config['API_KEY']:
        return jsonify({"error": "Unauthorized"}), 401

    data = request.json or {}
    new_entry = CVModel(data).to_dict()
    cv = [new_entry]
    save_json(CV_FILE, cv)
    return jsonify(new_entry), 201

@cv_bp.route('/', methods=['PUT', 'PATCH'])
def update_cv():
    key = request.headers.get('x-api-key')
    if key != current_app.config['API_KEY']:
        return jsonify({"error": "Unauthorized"}), 401

    current_list = load_json(CV_FILE) or []
    current = current_list[0] if current_list else {}
    payload = request.json or {}
    updated = {**current, **payload}

    new_entry = CVModel(updated).to_dict()
    save_json(CV_FILE, [new_entry])
    return jsonify(new_entry), 200

@cv_bp.route('/', methods=['DELETE'])
def delete_cv():
    key = request.headers.get('x-api-key')
    if key != current_app.config['API_KEY']:
        return jsonify({"error": "Unauthorized"}), 401

    save_json(CV_FILE, [])
    return jsonify({"status": "success"}), 200

@cv_bp.route('/skills/', methods=['GET'])
def get_skills():
    cv = load_data('cv.json')
    if not cv:
        return jsonify([])
    skills = cv[0].get('my_skills')
    return jsonify(skills)

@cv_bp.route('/about/', methods=['GET'])
def get_about():
    cv = load_data('cv.json')
    if not cv:
        return jsonify("")
    about = cv[0].get('about_text')
    return jsonify(about)