X-Git-Url: http://git.euphorik.ch/?a=blobdiff_plain;f=backend%2Fsrc%2Fdb.rs;h=6458c7eb7308d384a695f7af38893d0c0e2fb821;hb=eab43f8995eff5b8a4f6c4ded6a655866feddedb;hp=0002b41ecb7fd5167e3fef305cf4b604a1d92dd9;hpb=c012be04a9185ab5924cb314e0378c0cf6655b26;p=recipes.git

diff --git a/backend/src/db.rs b/backend/src/db.rs
index 0002b41..6458c7e 100644
--- a/backend/src/db.rs
+++ b/backend/src/db.rs
@@ -1,6 +1,48 @@
+use std::path::Path;
+use std::fs;
 
+//use rusqlite::types::ToSql;
+//use rusqlite::{Connection, Result, NO_PARAMS};
 
+const CURRENT_DB_VERSION: u32 = 1;
 
-fn create_or_update() {
+pub struct Connection {
+    con: rusqlite::Connection
+}
 
+impl Connection {
+    pub fn new() -> Connection {
+
+        // TODO: use a constant in consts module.
+        let data_dir = Path::new("data");
+
+        if !data_dir.exists() {
+            fs::DirBuilder::new().create(data_dir).unwrap();
+        }
+
+        Connection { con: rusqlite::Connection::open(data_dir.join("recipes.sqlite")).unwrap() }
+    }
+
+    pub fn create_or_update(self: &Self) -> rusqlite::Result<&str> {
+        //let connection = Connection::new();
+        // let mut stmt = connection.sqlite_con.prepare("SELECT * FROM versions ORDER BY date").unwrap();
+        // let mut stmt = connection.sqlite_con..prepare("SELECT name FROM sqlite_master WHERE type='table' AND name='versions'").unwrap();
+
+        // Check the Database version.
+        let version = {
+            let stmt_version_table = self.con.prepare("SELECT name FROM sqlite_master WHERE type='table' AND name='versions'")?;
+            /*if stmt_version_table.query(rusqlite::NO_PARAMS)?.count() == 0 {
+                0
+            } else {
+                1 // let stmt_versions = self.con.prepare("SELECT number FROM [")
+            }*/
+            0
+        };
+
+        self.con.query_row(
+            "SELECT name FROM sqlite_master WHERE type='table' AND name='versions'",
+            rusqlite::NO_PARAMS,
+            |row| Ok(dbg!("test"))
+        )
+    }
 }
\ No newline at end of file