Files
jap_learn/src/data_provider/card_stats.rs
T
2026-08-16 14:23:00 +03:00

116 lines
3.2 KiB
Rust

use crate::lang::{CardSetSettings, CardStatistics};
use rusqlite::Connection;
use std::time::Instant;
pub fn load_stats_of_set(set: &CardSetSettings, connection: &Connection) -> Vec<CardStatistics> {
let mut stmt = connection
.prepare("SELECT id, word_id, score, last_opened FROM card_stats WHERE set_id = ?1")
.unwrap();
let iter = stmt
.query_map((set.id,), |row| {
Ok(CardStatistics {
id: row.get(0)?,
word_id: row.get(1)?,
set_id: set.id,
score: row.get(2)?,
last_open: row.get(3)?,
})
})
.unwrap();
let mut buffer = vec![];
for word in iter {
buffer.push(word.unwrap());
}
buffer
}
pub fn add_stat_list(stat: &mut [CardStatistics], connection: &Connection) {
let time = Instant::now();
let inserting = stat
.iter()
.map(|stat| {
format!(
"({}, {}, {}, {})",
stat.word_id,
stat.set_id,
stat.score,
stat.last_open.timestamp()
)
})
.collect::<Vec<_>>()
.join(", ");
let query = format!(
"INSERT INTO card_stats (word_id, set_id, score, last_opened) VALUES {}",
inserting
);
let count = connection.execute(query.as_str(), ());
if count.is_err() {
return;
}
let last_index: u32 = connection
.query_one(
"SELECT seq from sqlite_sequence WHERE name == ?1",
("card_stats".to_string(),),
|row| row.get(0),
)
.unwrap();
let start_index = last_index - (stat.len() as u32) + 1;
for (index, id) in (start_index..=last_index).enumerate() {
stat[index].id = id;
}
println!("Added {} cards for {:?}", stat.len(), time.elapsed());
}
// pub fn add_stat(stat: &mut CardStatistics, connection: &Connection) {
// let time = Instant::now();
// let index = connection
// .query_row(
// "INSERT INTO card_stats (word_id, set_id, score, last_opened) VALUES (?1, ?2, ?3, ?4) RETURNING id",
// (
// &stat.word_id,
// &stat.set_id,
// &stat.score,
// &stat.last_open.timestamp(),
// ),
// |row| row.get(0)
// )
// .unwrap_or_else(|e| {println!("{}", e); 0});
//
// stat.id = index;
// println!("Added stat: {}", time.elapsed().as_millis());
// }
pub fn update_stat_score(stat: &CardStatistics, connection: &Connection) {
let time = Instant::now();
connection
.execute(
"UPDATE card_stats SET score = ?1, last_opened = ?2 WHERE id = ?3",
(&stat.score, &stat.last_open.timestamp(), &stat.id),
)
.unwrap_or_else(|e| {
println!("{}", e);
0
});
println!("Updated stat: {}", time.elapsed().as_millis());
}
pub fn delete_stat(stat: &CardStatistics, connection: &Connection) {
if stat.id == 0 {
return;
}
connection
.execute("DELETE FROM card_stats WHERE id = ?1", (&stat.id,))
.unwrap_or_else(|e| {
println!("{}", e);
0
});
}