from flask import Blueprint, request, jsonify
from flask_jwt_extended import jwt_required, get_jwt_identity
from models.users import Users, UserModel
from models.audit import Audit, AuditModel

users_bp = Blueprint("users", __name__)
audit = Audit()

@users_bp.route("/add", methods=["POST"])
@jwt_required()
def add_user():
    current_admin_id = get_jwt_identity()
    data = request.get_json()
    
    email = data.get("email")
    workspace_id = data.get("workspace_id")
    
    if not email or not workspace_id:
        return jsonify({"error": "Missing required fields (email, workspace_id)"}), 400

    user_repo = Users()
    
    if user_repo.get_user_by_email(email):
        return jsonify({"error": "User already exists"}), 409

    new_user = UserModel(
        workspace_id=workspace_id,
        first_name=data.get("first_name"),
        last_name=data.get("last_name"),
        email=email,
        password=user_repo.hash_password(data.get("password")) if data.get("password") else None,
        address=data.get("address"),
        profession=data.get("profession"),
        role=data.get("role", "user"),
        status=data.get("status", "active"),
        profile_pic=data.get("profile_pic"),
        active=1
    )

    user_id = user_repo.add_user(new_user)
    if user_id:
        audit.new_entry(AuditModel(user_id=current_admin_id, action=f"Added user: {email}", status="201 - Created"))
        return jsonify({"message": "User added successfully", "id": user_id}), 201
    
    return jsonify({"error": "Failed to add user"}), 500

@users_bp.route("/<int:user_id>", methods=["GET"])
@jwt_required()
def get_user(user_id):
    user_repo = Users()
    user = user_repo.get_user(user_id)
    if not user:
        return jsonify({"error": "User not found"}), 404
    
    # Convertim obiectul dataclass în dicționar pentru JSON
    return jsonify(vars(user)), 200

@users_bp.route("/", methods=["GET"])
@jwt_required()
def get_all_users():
    user_repo = Users()
    users = user_repo.get_all_users()
    
    # Mapăm lista de obiecte UserModel la o listă de dicționare
    return jsonify([vars(u) for u in users]), 200

@users_bp.route("/update/<int:user_id>", methods=["PUT"])
@jwt_required()
def update_user(user_id):
    current_admin_id = get_jwt_identity()
    data = request.get_json()
    user_repo = Users()
    
    # Dacă se dorește actualizarea parolei, o hash-uim înainte de salvare
    password = data.get("password")
    hashed_password = user_repo.hash_password(password) if password else None

    success = user_repo.update_user(
        user_id,
        first_name=data.get("first_name"),
        last_name=data.get("last_name"),
        email=data.get("email"),
        password=hashed_password,
        address=data.get("address"),
        profession=data.get("profession"),
        role=data.get("role"),
        status=data.get("status"),
        profile_pic=data.get("profile_pic"),
        active=data.get("active"),
        can_create_articles=data.get("can_create_articles")
    )

    if success:
        audit.new_entry(AuditModel(user_id=current_admin_id, action=f"Updated user ID: {user_id}", status="200 - OK"))
        return jsonify({"message": "User updated successfully"}), 200
    
    return jsonify({"error": "User not found or no valid fields to update"}), 404

@users_bp.route("/delete/<int:user_id>", methods=["DELETE"])
@jwt_required()
def delete_user(user_id):
    current_admin_id = get_jwt_identity()
    user_repo = Users()
    
    if user_repo.delete_user(user_id):
        audit.new_entry(AuditModel(user_id=current_admin_id, action=f"Deleted user ID: {user_id}", status="200 - OK"))
        return jsonify({"message": "User deleted successfully"}), 200
    
    return jsonify({"error": "User not found"}), 404