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Add rustqlite example #49

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Add rustqlite example #49

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8ca1b92
Require CLI example for example to use Sqlite DB driver to persist to…
bsodmike Nov 9, 2024
e4c98ee
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bsodmike Nov 9, 2024
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1 change: 1 addition & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
@@ -1,2 +1,3 @@
/target
/Cargo.lock
/toasty.db3
21 changes: 16 additions & 5 deletions examples/hello-toasty/src/main.rs
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
mod db;
use std::path::PathBuf;
use std::{env, path::PathBuf};

use db::{Todo, User};

Expand All @@ -10,16 +10,27 @@ fn assert_sync_send<T: Send>(_: T) {}

#[tokio::main]
async fn main() {
let schema_file = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("schema.toasty");
let args: Vec<String> = env::args().collect();

// CLI flag required to persist DB to local file, instead of using the in-memory sqlite driver.
let flag = "--persist-to-file";
let driver = if args.len() > 1 && args[1] == flag {
// Persist to local file
let filename = "toasty.db3";
let file_path = format!("./{}", filename);
let file = PathBuf::from(file_path.as_str());
Sqlite::open(file).unwrap()
} else {
// Use the in-memory sqlite driver
Sqlite::in_memory()
};
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Suggested change
let flag = "--persist-to-file";
let driver = if args.len() > 1 && args[1] == flag {
// Persist to local file
let filename = "toasty.db3";
let file_path = format!("./{}", filename);
let file = PathBuf::from(file_path.as_str());
Sqlite::open(file).unwrap()
} else {
// Use the in-memory sqlite driver
Sqlite::in_memory()
};
const PERSIST_FLAG: &str = "--persist-to-file";
const DB_FILENAME: &str = "toasty.db3";
let driver = if args.get(1).map_or(false, |arg| arg == PERSIST_FLAG) {
let file_path = PathBuf::from(DB_FILENAME);
Sqlite::open(file_path).expect("Failed to open SQLite file")
} else {
Sqlite::in_memory()
};


let schema_file = PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("schema.toasty");
let schema = toasty::schema::from_file(schema_file).unwrap();

// NOTE enable this to see the enstire structure in STDOUT
// println!("{schema:#?}");

// Use the in-memory sqlite driver
let driver = Sqlite::in_memory();

let db = Db::new(schema, driver).await;
// For now, reset!s
db.reset_db().await.unwrap();
Expand Down