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use anyhow::{Context, Result};
use diesel::{QueryDsl, RunQueryDsl, SelectableHelper, SqliteConnection};
use schist_models::bucket::Bucket;
use schist_schema::schema::buckets::{self as buckets_schema, dsl::buckets as buckets_table};
pub fn delete_all_buckets(connection: &mut SqliteConnection) -> Result<usize> {
let num_rows_deleted = diesel::delete(buckets_table)
.execute(connection)
.with_context(|| "failed to delete all buckets")?;
Ok(num_rows_deleted)
}
pub fn get_all_buckets(connection: &mut SqliteConnection) -> Result<Vec<Bucket>> {
let all_buckets = buckets_table
.select(Bucket::as_select())
.load(connection)
.with_context(|| "failed to get all buckets")?;
Ok(all_buckets)
}
pub fn get_all_bucket_ids(connection: &mut SqliteConnection) -> Result<Vec<i32>> {
let all_bucket_ids = buckets_table
.select(buckets_schema::id)
.load(connection)
.with_context(|| "failed to get all bucket IDs")?;
Ok(all_bucket_ids)
}
pub fn insert_buckets(buckets: &[Bucket], connection: &mut SqliteConnection) -> Result<usize> {
let num_buckets_inserted = diesel::insert_into(buckets_table)
.values(buckets)
.execute(connection)
.with_context(|| insert_err_msg(buckets))?;
Ok(num_buckets_inserted)
}
fn insert_err_msg(buckets: &[Bucket]) -> String {
format!(
"failed to insert buckets: [{}]",
buckets
.iter()
.map(|c| format!("\"{}\": \"{}\"", c.id, c.name))
.collect::<Vec<String>>()
.join(", ")
)
}
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