use PathBuf instead of String

src/storage/json.rs

@@ -1,5 +1,6 @@
 use std::fs::File;
 use std::io::BufReader;
+use std::path::PathBuf;
 use chrono::{DateTime, Utc};
 use serde::{Serialize, Deserialize};
 use std::io::Write;
@@ -10,7 +11,7 @@ use crate::storage::{Memo, State, MemoError, AuthStorage, MemoStorage, StateStor
 use crate::remote::RemoteSync;
 
 pub struct JsonStorage {
-	path: String,
+	path: PathBuf,
 	data: Store,
 }
 
@@ -38,17 +39,19 @@ impl Default for Store {
 }
 
 impl JsonStorage {
-	pub fn new(path: &str) -> Result<JsonStorage, std::io::Error> {
+	pub fn new(path: PathBuf) -> Result<JsonStorage, std::io::Error> {
 		let mut data = Store::default();
-		let file = File::open(path);
+		let file = File::open(&path);
 		if let Ok(f) = file {
 			let reader = BufReader::new(f);
-			data = serde_json::from_reader(reader).unwrap();
+			if let Ok(d) = serde_json::from_reader(reader) {
+				data = d;
+			}
 		}
 	
 		// TODO check if table exist and is valid
 	
-		return Ok(JsonStorage{ path: path.to_string(), data: data });
+		return Ok(JsonStorage{ path, data });
 	}
 
 	pub fn save(&self) -> Result<(), std::io::Error> {
@@ -125,7 +128,7 @@ impl MemoStorage for JsonStorage {
 
 	fn set(&mut self, m: &Memo) -> Result<usize, MemoError> {
 		let mut count = 0;
-		for (i, memo) in self.data.memo.iter().enumerate() {
+		for (_i, memo) in self.data.memo.iter().enumerate() {
 			if memo.id == m.id {
 				// TODO improve
 				// self.data.memo[i].body = m.body;
@@ -173,7 +176,7 @@ impl RemoteSync for JsonStorage {
 
 	fn deserialize(data: Vec<u8>) -> Result<Self, MemoError> {
 		return Ok(JsonStorage{
-			path: "".to_string(),
+			path: PathBuf::new(),
 			data: serde_json::from_slice(data.as_slice()).unwrap(),
 		});
 	}

src/storage/sqlite.rs

@@ -1,10 +1,10 @@
 use crate::remote::RemoteSync;
 use crate::storage::{AuthStorage, Memo, MemoError, MemoStorage, State, StateStorage};
 use chrono::{DateTime, Utc};
-use rusqlite::DatabaseName::Main;
+// use rusqlite::DatabaseName::Main;
 use rusqlite::{params, Connection};
-use std::io::Error;
 use sha2::{Digest, Sha512};
+use std::path::PathBuf;
 use std::collections::LinkedList;
 use std::fs;
 use std::io::Write;
@@ -13,13 +13,15 @@ use tempfile::NamedTempFile;
 
 pub struct SQLiteStorage {
 	conn: Connection,
-	path: String,
+	path: PathBuf,
+
+	#[allow(dead_code)] // I just use this to bind the tempfile life with the SQLiteStorage obj
 	tmpfile: Option<NamedTempFile>,
 }
 
 impl SQLiteStorage {
-	pub fn new(path: &str, init: bool) -> Result<SQLiteStorage, MemoError> {
+	pub fn new(path: PathBuf, init: bool) -> Result<SQLiteStorage, MemoError> {
-		let connection = Connection::open(path)?;
+		let connection = Connection::open(&path)?;
 	
 		// TODO check if table exist and is valid
 		if init {
@@ -48,7 +50,7 @@ impl SQLiteStorage {
 			)?;
 		}
 	
-		return Ok(SQLiteStorage { conn: connection , path: path.to_string(), tmpfile: None });
+		return Ok(SQLiteStorage { conn: connection , path, tmpfile: None });
 	}
 }
 
@@ -181,10 +183,10 @@ impl RemoteSync for SQLiteStorage {
 	fn deserialize(data: Vec<u8>) -> Result<Self, MemoError> {
 		let mut tmpfile = NamedTempFile::new()?;
 		tmpfile.write(data.as_slice())?;
-		let path = tmpfile.path().to_str().unwrap();
+		let path = tmpfile.path();
 		return Ok(SQLiteStorage{
 			conn: Connection::open(path).unwrap(),
-			path: path.to_string(),
+			path: path.to_path_buf(),
 			tmpfile: Some(tmpfile),
 		});
 	}