#!/usr/bin/env python3
""" Get exchange rates from nb """

import csv
import sys
import tempfile
from datetime import datetime, timedelta

import common
import requests
from tzlocal import get_localzone

# I'm not sure I understand Norges Banks json-model. It seems a lot easier to just get the CSV, and convert it to JSON.
apiUrl = "https://data.norges-bank.no/api/data/EXR/B.EUR.NOK.SP?format=csv&locale=en"

pg_db = common.env("el_pg_db")
pg_host = common.env("el_pg_host")
pg_table = "nbex"

startTime = datetime.now(get_localzone()) - timedelta(days=10)
startTime = startTime.strftime("%Y-%m-%d")
# startTime = '2023-05-23' # <- edit for manual starttime. Like when filling in missing info.

endTime = datetime.now(get_localzone()).strftime("%Y-%m-%d")

temp = tempfile.NamedTemporaryFile()

### Get the data
try:
    url = apiUrl + "&startPeriod=" + startTime + "&endPeriod=" + endTime

    response = requests.get(url, timeout=10)
    if response.status_code != 200:
        print(response.status_code)
        print("Oh shit")
        response.raise_for_status()

    with open(temp.name, "w", encoding="utf-8") as fd:
        fd.write(response.text)

except requests.exceptions.RequestException as e:
    print("oh lol")
    sys.exit(e)


### insert data into database

values = []
with open(temp.name, encoding="utf-8") as csvfile:
    csvReader = csv.DictReader(csvfile, delimiter=";")

    for item in csvReader:
        values.append(
            (
                item["TIME_PERIOD"],
                item["BASE_CUR"],
                item["QUOTE_CUR"],
                item["OBS_VALUE"],
            )
        )

temp.close()

# SQL
sql = """INSERT INTO nbex
          VALUES(%s, %s, %s, %s)
          ON CONFLICT (startdate,base_cur,quote_cur) DO NOTHING"""

common.dbi(sql, values, verbose=True)