jap_learn/src/data_provider/decks.rs

use crate::data::entities::DeckSettings;
use crate::data::repositories::DataRepository;
use crate::data_provider::{SqliteDbLayer, TableAccessQuerySet};
use rusqlite::{Error, Params, Row};

pub type DeckRepository = DataRepository<DeckSettings, SqliteDbLayer<DeckSettings, DeckQuerySet>>;

#[derive(Clone)]
pub struct DeckQuerySet;
impl TableAccessQuerySet<DeckSettings> for DeckQuerySet {
    fn load() -> &'static str {
        "SELECT id, name, forward, backward, filter FROM decks"
    }

    fn save() -> &'static str {
        "UPDATE decks SET name = ?1, forward = ?2, backward = ?3, filter = ?4 WHERE id = ?5"
    }

    fn add() -> &'static str {
        "INSERT INTO decks (name, forward, backward, filter) VALUES (?1, ?2, ?3, ?4) RETURNING id"
    }

    fn name() -> &'static str {
        "decks"
    }

    fn from_sql(row: &Row) -> Result<DeckSettings, Error> {
        Ok(DeckSettings {
            id: row.get(0)?,
            name: row.get(1)?,
            forward: row.get(2)?,
            backward: row.get(3)?,
            filter: row.get(4)?,
        })
    }

    fn insert_params(entity: &DeckSettings) -> impl Params {
        (
            &entity.name,
            &entity.forward,
            &entity.backward,
            &entity.filter,
        )
    }

    fn update_params(entity: &DeckSettings) -> impl Params {
        (
            &entity.name,
            &entity.forward,
            &entity.backward,
            &entity.filter,
            entity.id,
        )
    }
}