import requests
import os
import json
from pathvalidate import validate_filename

from config import *

headers = {}
if TANDOOR_API_TOKEN:
    headers["Authorization"] = f"Bearer {TANDOOR_API_TOKEN}"


def fetch_keyword_id(keyword):
    endpoint = "/api/keyword"
    page = 1

    while True:
        params = {"query": keyword, "page": page}
        response = requests.get(
            f"{TANDOOR_URL}{endpoint}", params=params, headers=headers
        )
        if response.status_code != 200:
            print(f"Error: Received status code {response.status_code}")
            return None

        data = response.json()

        results = data.get("results", [])
        for item in results:
            if item.get("name") == keyword:
                return item.get("id")

        if not data.get("next"):
            break

        page += 1

    raise RuntimeError(f"Keyword '{keyword}' not found.")


def fetch_recipes(keyword_id):
    recipes = []
    endpoint = "/api/recipe"
    page = 1

    while True:
        params = {"keywords": keyword_id, "page": page}
        response = requests.get(
            f"{TANDOOR_URL}{endpoint}", params=params, headers=headers
        )

        if response.status_code != 200:
            print(f"Error: Received status code {response.status_code}")
            return None

        data = response.json()

        results = data.get("results", [])
        for item in results:
            recipe = fetch_recipe(item.get("id"))
            recipes.append(recipe)

        if not data.get("next"):
            break

        page += 1

    return recipes


def fetch_recipe(recipe_id):
    endpoint = "/api/recipe"

    response = requests.get(f"{TANDOOR_URL}/api/recipe/{recipe_id}", headers=headers)

    if response.status_code != 200:
        print(f"Error: Received status code {response.status_code}")
        return None

    recipe = response.json()
    return recipe


def main():
    keyword_id = fetch_keyword_id(TANDOOR_KEYWORD)
    recipes = fetch_recipes(keyword_id)

    for recipe in recipes:
        json_fn = f"{recipe.get('name', 'Untitled Recipe')}.json"
        validate_filename(json_fn)
        os.makedirs(OUTDIR_JSON, exist_ok=True)
        with open(os.path.join(OUTDIR_JSON, json_fn), "w") as f:
            json.dump(recipe, f, sort_keys=True, indent=2)


if __name__ == "__main__":
    main()