Files
desktop-app/src-tauri/src/db/mod.rs
T
2026-06-28 11:38:05 -05:00

140 lines
3.8 KiB
Rust

use diesel::prelude::*;
use dotenvy::dotenv;
use std::env;
pub mod models;
pub mod schema;
pub fn establish_connection() -> SqliteConnection {
dotenv().ok();
let database_url = env::var("DATABASE_URL").expect("DATABASE_URL must be set");
SqliteConnection::establish(&database_url)
.unwrap_or_else(|_| panic!("Error connecting to {}", database_url))
}
pub fn create_app(
conn: &mut SqliteConnection,
name: &str,
address: &str,
description: Option<&str>,
ssh_address: Option<&str>,
) -> models::App {
use crate::db::schema::app;
let new_app = models::App {
id: uuid::Uuid::new_v4().to_string(),
name: name.to_string(),
description: description.map(|d| d.to_string()),
address: address.to_string(),
ssh_address: ssh_address.map(|s| s.to_string()),
};
diesel::insert_into(app::table)
.values(&new_app)
.execute(conn)
.expect("Error saving new app");
new_app
}
pub fn get_apps(conn: &mut SqliteConnection) -> Vec<models::App> {
use crate::db::schema::app;
app::table
.load::<models::App>(conn)
.expect("Error loading apps")
}
pub fn delete_app(conn: &mut SqliteConnection, app_id: &str) -> usize {
use crate::db::schema::app::dsl::*;
diesel::delete(app.filter(id.eq(app_id)))
.execute(conn)
.expect("Error deleting app")
}
pub fn create_blog_db(
conn: &mut SqliteConnection,
title: &str,
content: &str,
linked_app_ids: Option<&[String]>,
) -> models::Blog {
use crate::db::schema::blog;
// json seralize the referenced app ids, store as string
if let Some(ids) = linked_app_ids {
for id in ids {
// Check if the app exists in the database
let app_exists = crate::db::schema::app::dsl::app
.filter(crate::db::schema::app::dsl::id.eq(id))
.first::<models::App>(conn)
.optional()
.expect("Error checking if app exists");
if app_exists.is_none() {
panic!("App with id {} does not exist", id);
}
}
}
// if there are linked app ids, serialize them to json, else set to None
let reference: Option<String> = if let Some(ids) = linked_app_ids {
Some(serde_json::to_string(&ids).expect("Failed to convert to JSON"))
} else {
None
};
let new_blog = models::Blog {
id: uuid::Uuid::new_v4().to_string(),
title: title.to_string(),
content: content.to_string(),
reference,
};
diesel::insert_into(blog::table)
.values(&new_blog)
.execute(conn)
.expect("Error saving new blog");
new_blog
}
// Will be used to update an existing blog post OR create a new one if it doesn't exist
pub fn save_blog(
conn: &mut SqliteConnection,
blog_id: Option<&str>,
title: &str,
content: &str,
linked_app_ids: Option<&[String]>,
) -> models::Blog {
use crate::db::schema::blog;
// json seralize the referenced app ids, store as string
let reference: Option<String> = if let Some(ids) = linked_app_ids {
Some(serde_json::to_string(&ids).expect("Failed to convert to JSON"))
} else {
None
};
if let Some(id) = blog_id {
// Update existing blog
diesel::update(blog::table.filter(blog::id.eq(id)))
.set((
blog::title.eq(title),
blog::content.eq(content),
blog::reference.eq(reference),
))
.execute(conn)
.expect("Error updating blog");
blog::table
.filter(blog::id.eq(id))
.first::<models::Blog>(conn)
.expect("Error loading updated blog")
} else {
// Create new blog
create_blog_db(conn, title, content, linked_app_ids)
}
}