Add custom error type to database module

This commit is contained in:
Elias Projahn 2021-02-04 17:43:36 +01:00
parent 5a41d5008f
commit d7fb996183
11 changed files with 232 additions and 116 deletions

View file

@ -1,6 +1,5 @@
use super::schema::persons;
use super::Database;
use anyhow::Result;
use super::{Database, DatabaseResult};
use diesel::prelude::*;
use serde::{Deserialize, Serialize};
@ -27,7 +26,7 @@ impl Person {
impl Database {
/// Update an existing person or insert a new one.
pub fn update_person(&self, person: Person) -> Result<()> {
pub fn update_person(&self, person: Person) -> DatabaseResult<()> {
self.defer_foreign_keys()?;
self.connection.transaction(|| {
@ -40,7 +39,7 @@ impl Database {
}
/// Get an existing person.
pub fn get_person(&self, id: &str) -> Result<Option<Person>> {
pub fn get_person(&self, id: &str) -> DatabaseResult<Option<Person>> {
let person = persons::table
.filter(persons::id.eq(id))
.load::<Person>(&self.connection)?
@ -51,14 +50,14 @@ impl Database {
}
/// Delete an existing person.
pub fn delete_person(&self, id: &str) -> Result<()> {
pub fn delete_person(&self, id: &str) -> DatabaseResult<()> {
diesel::delete(persons::table.filter(persons::id.eq(id))).execute(&self.connection)?;
Ok(())
}
/// Get all existing persons.
pub fn get_persons(&self) -> Result<Vec<Person>> {
pub fn get_persons(&self) -> DatabaseResult<Vec<Person>> {
let persons = persons::table.load::<Person>(&self.connection)?;
Ok(persons)