Base: Add basic DbBackend functions

src/db/mod.rs

@@ -1,8 +1,26 @@
+use std::iter::Map;
+
 mod sqlite;
 mod redis;
 
 pub trait DbBackend {
+    /// Connects to the DB
+    fn connect(&self) -> Result<(), String>;
 
+    /// Get the map object at a key
+    fn get(&self, key: &str) -> Result<Map<String, String>, String>;
+
+    /// Get the value inside a map object at a key (likely faster than get)
+    fn get_inner(&self, key: &str, inner_key: &str) -> Result<String, String>;
+
+    /// Set the map object at a key, returns the value you game it
+    fn set(&self, key: &str, value: Map<String, String>) -> Result<Map<String, String>, String>;
+
+    /// Set the value inside a map object at a key, returns the value you game it
+    fn set_inner(&self, key: &str, inner_key: &str, value: &str) -> Result<&str, String>;
+
+    /// Disconnects from the DB
+    fn disconnect(&self) -> Result<(), String>;
 }
 
 pub fn get_backend_names() -> Vec<&'static str> {

src/db/redis/mod.rs

@@ -1,3 +1,4 @@
+use std::iter::Map;
 use crate::db::DbBackend;
 
 pub(crate) struct RedisBackend {
@@ -11,4 +12,27 @@ impl RedisBackend {
 }
 
 impl DbBackend for RedisBackend {
+    fn connect(&self) -> Result<(), String> {
+        todo!()
+    }
+
+    fn get(&self, key: &str) -> Result<Map<String, String>, String> {
+        todo!()
+    }
+
+    fn get_inner(&self, key: &str, inner_key: &str) -> Result<String, String> {
+        todo!()
+    }
+
+    fn set(&self, key: &str, value: Map<String, String>) -> Result<Map<String, String>, String> {
+        todo!()
+    }
+
+    fn set_inner(&self, key: &str, inner_key: &str, value: &str) -> Result<&str, String> {
+        todo!()
+    }
+
+    fn disconnect(&self) -> Result<(), String> {
+        todo!()
+    }
 }

src/db/sqlite/mod.rs

@@ -1,3 +1,4 @@
+use std::iter::Map;
 use crate::db::DbBackend;
 
 pub(crate) struct SqliteBackend {
@@ -11,4 +12,27 @@ impl SqliteBackend {
 }
 
 impl DbBackend for SqliteBackend {
+    fn connect(&self) -> Result<(), String> {
+        todo!()
+    }
+
+    fn get(&self, key: &str) -> Result<Map<String, String>, String> {
+        todo!()
+    }
+
+    fn get_inner(&self, key: &str, inner_key: &str) -> Result<String, String> {
+        todo!()
+    }
+
+    fn set(&self, key: &str, value: Map<String, String>) -> Result<Map<String, String>, String> {
+        todo!()
+    }
+
+    fn set_inner(&self, key: &str, inner_key: &str, value: &str) -> Result<&str, String> {
+        todo!()
+    }
+
+    fn disconnect(&self) -> Result<(), String> {
+        todo!()
+    }
 }