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db: add migration

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This commit is contained in:
Dmitriy Pleshevskiy 2022-08-20 16:45:45 +03:00
parent 11557e1de2
commit e2ac408c35
Signed by: pleshevskiy
GPG key ID: 1B59187B161C0215
5 changed files with 46 additions and 10 deletions
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9
database/migrations/202208201623.sql Normal file
View file

@ -0,0 +1,9 @@
CREATE VIEW finished_tasks
AS
SELECT
t.*,
row_number() OVER (ORDER BY t.finished_at DESC) AS idx
FROM tasks AS t
WHERE t.finished_at IS NOT NULL
ORDER BY t.finished_at DESC
;

10
database/schema.sql
View file

@ -24,3 +24,13 @@ FROM tasks AS t
WHERE t.finished_at IS NULL
ORDER BY t.created_at
;
CREATE VIEW finished_tasks
AS
SELECT
t.*,
row_number() OVER (ORDER BY t.finished_at DESC) AS idx
FROM tasks AS t
WHERE t.finished_at IS NOT NULL
ORDER BY t.finished_at DESC
;

2
src/repo.rs
View file

@ -86,4 +86,6 @@ pub trait Repository {
fn stop_task(&self) -> Result<domain::Task, Error>;
fn finish_task(&self) -> Result<domain::Task, Error>;
fn get_finished_tasks(&self) -> Result<domain::Task, Error>;
}

4
src/repo/fs.rs
View file

@ -203,6 +203,10 @@ impl Repository for FsRepo {
Ok(task.into())
}
fn get_finished_tasks(&self) -> Result<domain::Task, Error> {
todo!()
}
}
impl FsRepo {

31
src/repo/sqlite.rs
View file

@ -211,6 +211,10 @@ impl Repository for SqliteRepo {
Ok(db_task.into())
}
fn get_finished_tasks(&self) -> Result<domain::Task, Error> {
todo!()
}
}
impl SqliteRepo {
@ -251,12 +255,16 @@ impl SqliteRepo {
}
macro_rules! run_migration {
($this:ident, $ver:ident = $version:literal) => {
($this:ident, $ver:ident = $version:expr) => {
run_migration!($this, $ver = $version => concat!("migrations/", $version));
};
($this:ident, $ver:ident = $version:expr => $sql_name:expr) => {
$this
.conn
.execute_batch(&format!(
"BEGIN; {} COMMIT;",
include_str!(concat!("../../database/migrations/", $version, ".sql"))
include_str!(concat!("../../database/", $sql_name, ".sql"))
))
.map_err(|_| MigrationError::Upgrade)?;
@ -288,18 +296,21 @@ impl std::fmt::Display for MigrationError {
impl std::error::Error for MigrationError {}
const LATEST_VERSION: i64 = 202208162308;
const LATEST_VERSION: i64 = 202208201623;
impl SqliteRepo {
pub fn upgrade(&self) -> Result<(), MigrationError> {
let mut version = self.version();
if version == Some(LATEST_VERSION) {
return Ok(());
}
// TODO: execute full schema if version is none
if version.is_none() {
run_migration!(self, version = 202208162308);
match version {
Some(LATEST_VERSION) => return Ok(()),
None => {
run_migration!(self, version = LATEST_VERSION => "schema");
}
Some(v) => {
if v == 202208162308 {
run_migration!(self, version = 202208201623);
}
}
}
self.conn