~gbmor/clinte

ref: cf3b6628ce4deb429fad407829b425a7377e2b5d clinte/src/db.rs -rw-r--r-- 1.6 KiB
cf3b6628Ben Morrison hiding some log messages behind -v flag 1 year, 3 months ago
                                                                                
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use std::time;

use crate::conf;

const DB_PATH: &str = "/usr/local/clinte/clinte.db";

#[derive(Debug)]
pub struct Post {
    pub id: u32,
    pub title: String,
    pub author: String,
    pub body: String,
}

#[derive(Debug)]
pub struct Conn {
    pub conn: rusqlite::Connection,
}

impl Conn {
    pub fn init(path: &str) -> rusqlite::Connection {
        let start = time::Instant::now();

        if *conf::DEBUG {
            log::info!("Connecting to database");
        }

        let conn = rusqlite::Connection::open_with_flags(
            path,
            rusqlite::OpenFlags::SQLITE_OPEN_FULL_MUTEX
                | rusqlite::OpenFlags::SQLITE_OPEN_CREATE
                | rusqlite::OpenFlags::SQLITE_OPEN_READ_WRITE,
        )
        .expect("Could not connect to DB");

        conn.execute(
            "CREATE TABLE IF NOT EXISTS posts (
            id INTEGER PRIMARY KEY NOT NULL,
            title TEXT NOT NULL,
            author TEXT NOT NULL,
            body TEXT NOT NULL
        )",
            rusqlite::NO_PARAMS,
        )
        .expect("Could not initialize DB");

        if *conf::DEBUG {
            log::info!(
                "Database connection established in {}ms",
                start.elapsed().as_millis()
            );
        }

        conn
    }

    pub fn new() -> Self {
        Conn {
            conn: Conn::init(DB_PATH),
        }
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_new() {
        let conn = Conn::init(":memory:");
        let mut stmt = conn.prepare("SELECT * FROM POSTS").unwrap();

        stmt.query_map(rusqlite::NO_PARAMS, |_| Ok(())).unwrap();
    }
}