use sqlx::{Pool, Postgres};
use uuid::Uuid;

use crate::users::User;
use crate::Result;

#[derive(Clone)]
pub struct Users(Pool<Postgres>);

impl Users {
    pub fn new(pool: Pool<Postgres>) -> Self {
        Self(pool)
    }

    pub async fn create(&self, user: User) -> Result<()> {
        sqlx::query!(
            r#"insert into users (id, username, password, email, bio, site, privacy, admin) values ($1, $2, $3, $4, $5, $6, $7, $8)"#,
            user.id,
            user.username,
            user.password,
            user.email,
            user.bio,
            user.site,
            user.privacy as _,
            user.admin
        )
        .execute(&self.0)
        .await?;
        Ok(())
    }

    pub async fn read(&self, user_id: Uuid) -> Result<User> {
        Ok(
            sqlx::query_as!(
                User,
                "select id, username, password, email, bio, site, privacy as \"privacy: _\", admin from users where id = $1",
                user_id
            )
            .fetch_one(&self.0)
            .await?
        )
    }

    pub async fn read_username(&self, username: &str) -> Result<User> {
        Ok(
            sqlx::query_as!(
                User,
                "select id, username, password, email, bio, site, privacy as \"privacy: _\", admin from users where username = $1",
                username
            )
            .fetch_one(&self.0)
            .await?
        )
    }

    pub async fn read_all(&self) -> Result<Vec<User>> {
        Ok(sqlx::query_as("select * from users")
            .fetch_all(&self.0)
            .await?)
    }
}