pict-rs/src/repo/postgres/migrations/V0009__create_uploads.rs

38 lines
834 B
Rust

use barrel::backend::Pg;
use barrel::functions::AutogenFunction;
use barrel::{types, Migration};
pub(crate) fn migration() -> String {
let mut m = Migration::new();
m.create_table("uploads", |t| {
t.inject_custom(r#""id" UUID PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL UNIQUE"#);
t.add_column("result", types::custom("jsonb"));
});
m.inject_custom(
r#"
CREATE OR REPLACE FUNCTION upload_completion_notify()
RETURNS trigger AS
$$
BEGIN
PERFORM pg_notify('upload_completion_channel', NEW.id::text);
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
"#
.trim(),
);
m.inject_custom(
r#"
CREATE TRIGGER upload_result
AFTER INSERT OR UPDATE OF result
ON uploads
FOR EACH ROW
EXECUTE PROCEDURE upload_completion_notify();
"#,
);
m.make::<Pg>().to_string()
}