"""
Module for downloading reports and other relevant files from
africaexchange.
"""
import os
import requests
from fastapi import APIRouter

from _endpoints import all_queries, urls

reports_etl = APIRouter()

@reports_etl.get("/fetch-reports", summary="For fetching all reports")
def download_reports(folder: str ="data_")-> dict:
    queries = all_queries()
    base_url, graph_url = urls()
    for name, query in queries.items():
        name = name.replace("query_", "")
        json = {"query": query}
        response = requests.post(url=graph_url, json=json)
        if response.status_code != 200:
            return {
                "status_code": response.status_code,
                "message": "An error occured when calling graphql"
            }
        file_urls = [vals["attributes"]["document"]["data"]["attributes"]["url"]
                for vals in response.json()["data"]["reports"]["data"]]#[:2]
        for file_url in file_urls:
            file_response = requests.get(f"{base_url}{file_url}")
            if file_response.status_code != 200:
                return {
                    "status_code": file_response.status_code,
                    "message": "An error occured when downloading the file"
                }
            file_name = file_url.split("/")[-1]
            subdir = os.path.join(
                folder,
                name
            )
            if not os.path.exists(subdir):
                os.makedirs(name=subdir, exist_ok=True)
            # print(subdir)
            destination = os.path.join(
                subdir,
                file_name,
            )
            with open(destination, "wb") as file:
                file.write(file_response.content)
            print(f"Report downloaded successfully to: {destination}")
                # print(response.content)
    return {
        "status_code": 200,
        "message": f"file downloaded and saved to {folder}"
    }

if __name__ == "__main__":
    download_reports()