sgd-praktikum/src/sql/persons.rs

108 lines
3.5 KiB
Rust

use hyper::StatusCode;
use sibyl::Row;
use crate::{ServiceInner, error::ServiceError, model::{PersonBody, Person, Address, PersonQuery}};
impl ServiceInner {
pub async fn get_persons(&self, filter: PersonQuery) -> Result<Vec<Person>, ServiceError> {
let session = self.pool.get_session().await?;
let stmt = session.prepare("
SELECT
p.personId,
p.name,
p.lastName,
p.age,
ad.street,
ad.houseNumber,
ad.postalCode,
ad.city,
ad.country
FROM Person p
INNER JOIN Address ad ON p.addressId = ad.addressId
WHERE p.name LIKE :FIRST AND p.lastName LIKE :LAST
").await?;
let rows = stmt.query((
(":FIRST", format!("%{}%", filter.firstname.unwrap_or_default())),
(":LAST", format!("%{}%", filter.lastname.unwrap_or_default()))
)).await?;
let mut persons: Vec<Person> = vec![];
while let Some(row) = rows.next().await? {
persons.push(Self::map_person_row(row, 0)?);
}
Ok(persons)
}
pub async fn get_person(&self, id: i32) -> Result<Option<Person>, ServiceError> {
let session = self.pool.get_session().await?;
let stmt = session.prepare("
SELECT
p.personId,
p.name,
p.lastName,
p.age,
ad.street,
ad.houseNumber,
ad.postalCode,
ad.city,
ad.country
FROM Person p
INNER JOIN Address ad ON p.addressId = ad.addressId
WHERE p.personId = :ID
").await?;
let row = stmt.query_single(id).await?;
Ok(match row {
Some(row) => {
Some(Self::map_person_row(row, 0)?)
},
None => None,
})
}
pub async fn add_person(&self, person: PersonBody) -> Result<i32, ServiceError> {
let session = self.pool.get_session().await?;
let stmt = session.prepare("
BEGIN
addPerson(:FIRST, :LAST, :AGE, :STREET, :HOUSE, :POSTAL, :CITY, :COUNTRY);
END;
").await?;
stmt.execute((
(":FIRST", person.first_name),
(":LAST", person.last_name),
(":AGE", person.age),
(":STREET", person.address.street),
(":HOUSE", person.address.house_number),
(":POSTAL", person.address.postal_code),
(":CITY", person.address.city),
(":COUNTRY", person.address.country)
)).await?;
let stmt = session.prepare("SELECT PERSON_SEQ.currval FROM dual").await?;
let row = stmt.query_single("").await?
.ok_or_else(|| ServiceError::ErrorResponse(StatusCode::INTERNAL_SERVER_ERROR, None))?;
let id: i32 = row.get(0)?;
Ok(id)
}
pub fn map_person_row(row: Row, offset: usize) -> Result<Person, ServiceError> {
Ok(Person {
id: row.get(0 + offset)?,
first_name: row.get(1 + offset)?,
last_name: row.get(2 + offset)?,
age: row.get(3 + offset)?,
address: Address {
street: row.get(4 + offset)?,
house_number: row.get(5 + offset)?,
postal_code: row.get(6 + offset)?,
city: row.get(7 + offset)?,
country: row.get(8 + offset)?,
}
})
}
}