examples/graphql-demo/src/schemas/user.rs

use juniper;
use mysql::{from_row, params};

use crate::schemas::product::Product;
use crate::schemas::root::Context;

/// User
#[derive(Default, Debug)]
pub struct User {
    pub id: String,
    pub name: String,
    pub email: String,
}

#[derive(GraphQLInputObject)]
#[graphql(description = "User Input")]
pub struct UserInput {
    pub name: String,
    pub email: String,
}


#[juniper::object(Context = Context)]
impl User {
    fn id(&self) -> &str { &self.id }
    fn name(&self) -> &str {
        &self.name
    }
    fn email(&self) -> &str { &self.email }

    fn products(&self, context: &Context) -> Vec<Product> {
        let mut conn = context.dbpool.get().unwrap();
        let products = conn.prep_exec(
            "select * from product where user_id=:user_id", params! {
            "user_id" => &self.id
        })
            .map(|result| {
                result.map(|x| x.unwrap()).map(|mut row| {
                    let (id, user_id, name, price) = from_row(row);
                    Product { id, user_id, name, price }
                }).collect()
            }).unwrap();
        products
    }
}