from flask import Blueprint, request, jsonify
from api import db, tasks
from api.models import Designer
from api.validators import validate_keys_exists
from api.helpers import pagination_to_dict


mod = Blueprint('designers', __name__, url_prefix='/designers')


@mod.route("/", methods=["GET"])
def list():
    page = request.args.get('page', 1, type=int)
    per_page = request.args.get('per_page', 10, type=int)
    pagination = Designer.query.paginate(page=page, per_page=per_page)
    j = {
        'pagination': pagination_to_dict(pagination),
        'data': [item.to_json() for item in pagination.items]
    }
    return jsonify(j)


@mod.route("/", methods=["POST"])
def create():
    data = request.json
    validate_keys_exists(data, 'username', 'name', 'territory', 'currency')
    designer = Designer(**data)
    db.session.add(designer)
    db.session.commit()
    return jsonify(designer.to_json()), 201


@mod.route("/<int:id>", methods=["GET"])
def show(id):
    designer = Designer.query.get_or_404(id)
    return jsonify(designer.to_json())


@mod.route("/<id>", methods=["PUT"])
def update(id):
    designer = Designer.query.get_or_404(id)
    data = request.json
    for k, v in data.items():
        setattr(designer, k, v)
    db.session.add(designer)
    db.session.commit()
    tasks.esales.update_designer(designer)
    return jsonify(designer.to_json())