Stubbed out database.

src/morethantext/cache.rs

@@ -1,4 +1,4 @@
-use super::{DBError, ErrorCode, FileData, SessionData, Store};
+use super::{Database, DBError, ErrorCode, FileData, SessionData, Store};
 use async_std::{
     fs::{read, remove_file, write},
     path::{Path, PathBuf},
@@ -15,6 +15,7 @@ const ENTRY: &str = "EntryPoint";
 #[derive(Clone)]
 enum DataType {
     DBMap(Store),
+    TableMap(Database),
 }
 
 impl DataType {
@@ -32,18 +33,21 @@ impl SessionData for DataType {
     fn add(&mut self, key: &str, value: &str, data: &str) -> Result<Vec<String>, DBError> {
         match self {
             DataType::DBMap(dbs) => dbs.add(key, value, data),
+            DataType::TableMap(_) => todo!(),
         }
     }
 
     fn eq(&self, key: &str, value: &str) -> Result<Vec<String>, DBError> {
         match self {
             DataType::DBMap(dbs) => dbs.eq(key, value),
+            DataType::TableMap(_) => todo!(),
         }
     }
 
     fn list(&self, keys: Vec<&str>) -> Result<Vec<String>, DBError> {
         match self {
             DataType::DBMap(dbs) => dbs.list(keys),
+            DataType::TableMap(_) => todo!(),
         }
     }
 }
@@ -56,7 +60,8 @@ impl FileData<Self> for DataType {
                 output.append(&mut "DBMap".as_bytes().to_vec());
                 output.push(0);
                 output.append(&mut store.to_bytes());
-            }
+            },
+            DataType::TableMap(_) => todo!(),
         }
         output
     }

src/morethantext/database.rs

@@ -0,0 +1,30 @@
+use super::{DBError, ErrorCode, FileData, SessionData, Store};
+use std::slice;
+
+#[derive(Clone)]
+pub struct Database;
+
+impl FileData<Self> for Database {
+    fn to_bytes(&self) -> Vec<u8> {
+        let output = Vec::new();
+        output
+    }
+
+    fn from_bytes(data: &mut slice::Iter<u8>) -> Result<Self, DBError> {
+        Ok(Self {})
+    }
+}
+
+impl SessionData for Database {
+    fn add(&mut self, key: &str, value: &str, data: &str) -> Result<Vec<String>, DBError> {
+        Ok(Vec::new())
+    }
+
+    fn eq(&self, key: &str, value: &str) -> Result<Vec<String>, DBError> {
+        Ok(Vec::new())
+    }
+
+    fn list(&self, keys: Vec<&str>) -> Result<Vec<String>, DBError> {
+        Ok(Vec::new())
+    }
+}

src/morethantext/mod.rs

@@ -1,4 +1,5 @@
 mod cache;
+mod database;
 pub mod error;
 mod store;
 
@@ -8,6 +9,7 @@ use async_std::{
     sync::{Arc, Mutex},
     task::{sleep, spawn},
 };
+use database::Database;
 use error::{DBError, ErrorCode};
 use rand::{distributions::Alphanumeric, thread_rng, Rng};
 use std::{