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// Copyright (c) 2022 Teddy Wing
//
// This file is part of Yaqlite.
//
// Yaqlite is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Yaqlite is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Yaqlite. If not, see <https://www.gnu.org/licenses/>.
/// Update a YAML record in the given database.
pub fn update(
dbconn: &mut rusqlite::Connection,
table_name: &str,
record_id: &str,
data: &mut yaml_rust::Yaml,
) -> Result<(), crate::Error> {
let table_columns = crate::sqlite::get_column_names(&dbconn, table_name)?;
let tx = dbconn.transaction()?;
crate::yaml::db_update(
data,
&tx,
&table_name,
&table_columns,
// TODO: dynamic or user-supplied
"id",
record_id,
)?;
tx.commit()?;
Ok(())
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn updates_database_record_from_yaml() {
#[derive(Debug, PartialEq)]
struct TestRecord {
id: i8,
count: i16,
weight: f32,
description: String,
}
let mut conn = rusqlite::Connection::open_in_memory().unwrap();
conn.execute(
r#"
CREATE TABLE "test" (
id INTEGER PRIMARY KEY,
count INTEGER,
weight REAL,
description TEXT
);
"#,
[],
).unwrap();
{
let mut stmt = conn.prepare(r#"
INSERT INTO "test"
(count, weight, description)
VALUES
(?, ?, ?);
"#).unwrap();
stmt.insert(
rusqlite::params![
55_i16,
0.8_f32,
"Ounces or grams?",
],
).unwrap();
}
let expected = TestRecord {
id: 1,
count: 28,
weight: 1.2,
description: r#"This is a multiline
description."#.to_owned(),
};
let mut yaml_data = yaml_rust::YamlLoader::load_from_str(
&format!(
r#"count: {}
weight: {}
description: |-
This is a multiline
description.
"#,
expected.count,
expected.weight,
),
).unwrap();
let mut yaml_record = yaml_data.get_mut(0).unwrap();
update(&mut conn, "test", "1", &mut yaml_record).unwrap();
{
let mut stmt = conn.prepare(r#"
SELECT
"id", "count", "weight", "description"
FROM "test"
WHERE "id" = 1;
"#).unwrap();
let got = stmt.query_row(
[],
|row| {
Ok(
TestRecord {
id: row.get(0).unwrap(),
count: row.get(1).unwrap(),
weight: row.get(2).unwrap(),
description: row.get(3).unwrap(),
}
)
}
).unwrap();
assert_eq!(expected, got);
}
conn.close().unwrap();
}
}
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