from flask import g, Response
from datetime import datetime

from auth.auth_view import AuthorizedView
from projects.services.projects_exporter import ProjectsExporter
from utils.handlers import get_request_query_model
from projects.schemas import ProjectListQueryParams
from dateutil.tz import gettz


class ArtistProjectsExportView(AuthorizedView):
    def get(self, artist_external_id: str):
        params = get_request_query_model(ProjectListQueryParams)
        service = ProjectsExporter()
        csv_content = service.export_projects_csv(g.user_id, params, artist_external_id)
        response = Response(csv_content, mimetype="text/csv")
        response.headers["Content-Disposition"] = "attachment; filename={} {}_Projects.csv".format(
            datetime.now(gettz(params.timeZone)).strftime("%Y-%m-%d %H-%M-%S"), artist_external_id
        )
        return response