rust/schist_queries/src/budget_drips.rs


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use anyhow::{Context, Result};
use diesel::{QueryDsl, RunQueryDsl, SelectableHelper, SqliteConnection};
use schist_models::budget_drip::BudgetDrip;
use schist_schema::schema::budget_drips::dsl::budget_drips as budget_drips_table;

pub fn delete_all_budget_drips(connection: &mut SqliteConnection) -> Result<usize> {
    let num_rows_deleted = diesel::delete(budget_drips_table)
        .execute(connection)
        .with_context(|| "failed to delete all budget drips")?;
    Ok(num_rows_deleted)
}

pub fn get_all_budget_drips(connection: &mut SqliteConnection) -> Result<Vec<BudgetDrip>> {
    let all_budget_drips = budget_drips_table.select(BudgetDrip::as_select())
        .load(connection)
        .with_context(|| "failed to get all budget drips")?;
    Ok(all_budget_drips)
}

pub fn insert_budget_drips(
    budget_drips: &[BudgetDrip],
    connection: &mut SqliteConnection,
) -> Result<usize> {
    let num_budget_drips_inserted = diesel::insert_into(budget_drips_table)
        .values(budget_drips)
        .execute(connection)
        .with_context(|| insert_err_msg(budget_drips))?;
    Ok(num_budget_drips_inserted)
}

fn insert_err_msg(budget_drips: &[BudgetDrip]) -> String {
    format!(
        "failed to insert budget drips: [{}]",
        budget_drips
            .iter()
            .map(|a| a.id.to_string())
            .collect::<Vec<String>>()
            .join(", ")
    )
}