Ready to implement password check

src/helpers/account_helper.rs

@@ -0,0 +1,21 @@
+use crate::data::api_client::APIClient;
+use crate::data::error::ResultBoxError;
+use crate::helpers::user_helper;
+
+/// Account helper
+///
+/// @author Pierre Hubert
+
+/// Attempt to sign-in user
+///
+/// In this version of the api, we consider that there is only one login token required
+/// This is why I returns just a simple string, the token created for the user in case of success
+pub fn login_user(email: &str, password: &str, client: &APIClient) -> ResultBoxError<String> {
+    let user = user_helper::find_user_by_email(email)?;
+
+    // TODO : check user password
+
+    println!("{:#?}", user);
+
+    Ok("d".to_string())
+}

src/helpers/mod.rs

@@ -1,3 +1,5 @@
 pub mod database;
 
-pub mod api_helper;
+pub mod api_helper;
+pub mod account_helper;
+pub mod user_helper;

src/helpers/user_helper.rs

@@ -0,0 +1,27 @@
+use crate::data::error::ResultBoxError;
+use crate::data::user::User;
+use crate::helpers::database;
+use crate::database_structure::USERS_TABLE;
+
+/// User helper
+///
+/// @author Pierre Hubert
+
+/// Get & return information about a user based on his email
+pub fn find_user_by_email(email: &str) -> ResultBoxError<User> {
+    exec_get_user_query(
+        database::QueryInfo::new(USERS_TABLE).cond("mail", email))
+}
+
+/// Execute query & return result
+fn exec_get_user_query(query : database::QueryInfo) -> ResultBoxError<User> {
+    database::query_row(query, |res|{
+        Ok(User {
+            id: res.get_int64("ID")?,
+            email: res.get_str("mail")?,
+            password: res.get_str("password")?,
+            first_name: res.get_str("prenom")?,
+            last_name: res.get_str("nom")?
+        })
+    })
+}