use reqwest::StatusCode;
use sea_orm::ActiveValue::{NotSet, Set};
use serde_json::Value;

use crate::entities::book;

pub struct FetchedBook {
    pub ean: String,
    pub title: String,
    pub author: String
}

impl FetchedBook {
    pub fn to_active_model(&self) -> book::ActiveModel {
        book::ActiveModel {
            id: NotSet,
            ean: Set(self.ean.clone()),
            title: Set(self.title.clone()),
            author: Set(self.author.clone())
        }
    }
}

pub async fn fetch_book_by_ean(web_client: &reqwest::Client, ean: &String) -> Option<FetchedBook> {
    let body = web_client.execute(
        web_client.get(format!("https://openlibrary.org/isbn/{ean}.json"))
            .build()
            .expect("get request creation failed")
    ).await.unwrap();
    match body.status() {
        StatusCode::OK => {
            let res = body.text().await.unwrap();
            log::trace!(target: "api", "OpenLibrary book fetch result: {res:#?}");
            let v: Value = serde_json::from_str(&res).unwrap();
            Some(FetchedBook {
                ean: ean.to_string(),
                title: v.get("title").unwrap().to_string(),
                author: "temp".to_owned()
            })
        },
        _ => None
    }
}