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|
pub mod records;
mod sqlite;
use miette::{Diagnostic, Result};
use sqlite::SQLiteStore;
use thiserror::Error;
use records::{EquityChangeEvent, EquitySymbol, FiduciaryAccount};
pub enum Context {
SQLite(SQLiteStore),
}
#[derive(Debug, Diagnostic, Error)]
pub enum ContextError {
#[error("Data storage error")]
DataError(#[from] ::sqlite::Error),
#[error("Int conversion error")]
ConversionError(#[from] std::num::TryFromIntError),
}
impl Default for Context {
fn default() -> Self {
Context::SQLite(SQLiteStore::default())
}
}
pub struct AppContext {
context: Context,
accounts: Vec<FiduciaryAccount>,
symbols: Vec<EquitySymbol>,
events: Vec<EquityChangeEvent>,
}
impl Default for AppContext {
fn default() -> Self {
AppContext { context: Context::default(), accounts: vec![], symbols: vec![], events: vec![] }
}
}
pub trait Store {
fn init(&mut self) -> Result<(), ContextError>;
fn get_counter(&self) -> Result<u8, ContextError>;
fn set_counter(&mut self, new_count: u8) -> Result<u8, ContextError>;
}
impl AppContext {
pub fn unwrap_store(&mut self) -> &mut impl Store {
match &mut self.context {
Context::SQLite(store) => store,
}
}
pub fn get_store(&self) -> &impl Store {
match &self.context {
Context::SQLite(store) => store,
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn context_default() {
let context = Context::default();
let res = match context {
Context::SQLite(_) => true,
};
assert!(res);
}
}
|
