Trait WriteBackend
Source pub trait WriteBackend {
Show 19 methods
// Required methods
fn apply(&mut self, event: &BLEvents) -> bool;
fn snapshot(&mut self) -> Option<u64>;
fn load_snapshot(&mut self) -> Option<u64>;
fn create_bill(
&mut self,
timestamp_from: i64,
timestamp_to: i64,
user_ids: UserGroup,
comment: String,
) -> bool;
fn create_item(
&mut self,
itemname: String,
price_cents: u32,
category: Option<String>,
) -> bool;
fn create_user(&mut self, username: String) -> bool;
fn update_item(
&mut self,
item_id: u32,
itemname: String,
price_cents: u32,
category: Option<String>,
) -> bool;
fn update_user(
&mut self,
user_id: u32,
username: String,
is_billed: bool,
is_highlighted: bool,
external_user_id: Option<String>,
is_sepa: bool,
) -> bool;
fn delete_user(&mut self, user_id: u32) -> bool;
fn delete_item(&mut self, item_id: u32) -> bool;
fn purchase(
&mut self,
user_id: u32,
item_id: u32,
millis_timestamp: i64,
) -> bool;
fn special_purchase(
&mut self,
user_id: u32,
special_name: String,
millis_timestamp: i64,
) -> bool;
fn cart_purchase(
&mut self,
user_id: u32,
specials: Vec<String>,
item_ids: Vec<u32>,
millis_timestamp: i64,
) -> bool;
fn ffa_purchase(
&mut self,
ffa_id: u64,
item_id: u32,
millis_timestamp: i64,
) -> bool;
fn create_ffa(
&mut self,
allowed_categories: Vec<String>,
allowed_drinks: Vec<u32>,
allowed_number_total: u16,
text_message: String,
created_timestamp: i64,
donor: u32,
) -> bool;
fn create_free_budget(
&mut self,
cents_worth_total: u64,
text_message: String,
created_timestamp: i64,
donor: u32,
recipient: u32,
) -> bool;
fn create_free_count(
&mut self,
allowed_categories: Vec<String>,
allowed_drinks: Vec<u32>,
allowed_number_total: u16,
text_message: String,
created_timestamp: i64,
donor: u32,
recipient: u32,
) -> bool;
fn undo_purchase(&mut self, unique_id: u64) -> bool;
fn reload(&mut self) -> Result<u64, RustixError>;