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// Copyright 2018-2020 Cargill Incorporated
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use super::LocationStoreOperations;
use crate::locations::store::diesel::{
schema::{location, location_attribute},
LocationStoreError,
};
use crate::commits::MAX_COMMIT_NUM;
use crate::error::{ConstraintViolationError, ConstraintViolationType, InternalError};
use crate::locations::store::diesel::models::{
LocationModel, NewLocationAttributeModel, NewLocationModel,
};
use diesel::{
dsl::{insert_into, update},
prelude::*,
result::{DatabaseErrorKind, Error as dsl_error},
};
pub(in crate::locations::store::diesel) trait LocationStoreUpdateLocationOperation {
fn update_location(
&self,
location: NewLocationModel,
attributes: Vec<NewLocationAttributeModel>,
current_commit_num: i64,
) -> Result<(), LocationStoreError>;
}
#[cfg(feature = "postgres")]
impl<'a> LocationStoreUpdateLocationOperation
for LocationStoreOperations<'a, diesel::pg::PgConnection>
{
fn update_location(
&self,
location: NewLocationModel,
attributes: Vec<NewLocationAttributeModel>,
current_commit_num: i64,
) -> Result<(), LocationStoreError> {
self.conn
.build_transaction()
.read_write()
.run::<_, LocationStoreError, _>(|| {
let loc = location::table
.filter(
location::location_id
.eq(&location.location_id)
.and(location::service_id.eq(&location.service_id)),
)
.first::<LocationModel>(self.conn)
.map(Some)
.or_else(|err| {
if err == dsl_error::NotFound {
Ok(None)
} else {
Err(err)
}
})
.map_err(|err| {
LocationStoreError::InternalError(InternalError::from_source(Box::new(err)))
})?;
if loc.is_some() {
update(location::table)
.filter(
location::location_id
.eq(&location.location_id)
.and(location::service_id.eq(&location.service_id))
.and(location::end_commit_num.eq(MAX_COMMIT_NUM)),
)
.set(location::end_commit_num.eq(current_commit_num))
.execute(self.conn)
.map(|_| ())
.map_err(|err| match err {
dsl_error::DatabaseError(DatabaseErrorKind::UniqueViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::Unique,
Box::new(err),
),
)
}
dsl_error::DatabaseError(DatabaseErrorKind::ForeignKeyViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::ForeignKey,
Box::new(err),
),
)
}
_ => LocationStoreError::InternalError(InternalError::from_source(
Box::new(err),
)),
})?;
}
insert_into(location::table)
.values(&location)
.execute(self.conn)
.map(|_| ())
.map_err(|err| match err {
dsl_error::DatabaseError(DatabaseErrorKind::UniqueViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::Unique,
Box::new(err),
),
)
}
dsl_error::DatabaseError(DatabaseErrorKind::ForeignKeyViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::ForeignKey,
Box::new(err),
),
)
}
_ => LocationStoreError::InternalError(InternalError::from_source(
Box::new(err),
)),
})?;
update(location_attribute::table)
.filter(
location_attribute::location_id
.eq(&location.location_id)
.and(location_attribute::service_id.eq(&location.service_id))
.and(location_attribute::end_commit_num.eq(MAX_COMMIT_NUM)),
)
.set(location_attribute::end_commit_num.eq(current_commit_num))
.execute(self.conn)
.map(|_| ())
.map_err(|err| match err {
dsl_error::DatabaseError(DatabaseErrorKind::UniqueViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::Unique,
Box::new(err),
),
)
}
dsl_error::DatabaseError(DatabaseErrorKind::ForeignKeyViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::ForeignKey,
Box::new(err),
),
)
}
_ => LocationStoreError::InternalError(InternalError::from_source(
Box::new(err),
)),
})?;
for attribute in attributes {
insert_into(location_attribute::table)
.values(&attribute)
.execute(self.conn)
.map(|_| ())
.map_err(|err| match err {
dsl_error::DatabaseError(DatabaseErrorKind::UniqueViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::Unique,
Box::new(err),
),
)
}
dsl_error::DatabaseError(DatabaseErrorKind::ForeignKeyViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::ForeignKey,
Box::new(err),
),
)
}
_ => LocationStoreError::InternalError(InternalError::from_source(
Box::new(err),
)),
})?;
}
Ok(())
})
}
}
#[cfg(feature = "sqlite")]
impl<'a> LocationStoreUpdateLocationOperation
for LocationStoreOperations<'a, diesel::sqlite::SqliteConnection>
{
fn update_location(
&self,
location: NewLocationModel,
attributes: Vec<NewLocationAttributeModel>,
current_commit_num: i64,
) -> Result<(), LocationStoreError> {
self.conn
.immediate_transaction::<_, LocationStoreError, _>(|| {
let loc = location::table
.filter(
location::location_id
.eq(&location.location_id)
.and(location::service_id.eq(&location.service_id)),
)
.first::<LocationModel>(self.conn)
.map(Some)
.or_else(|err| {
if err == dsl_error::NotFound {
Ok(None)
} else {
Err(err)
}
})
.map_err(|err| {
LocationStoreError::InternalError(InternalError::from_source(Box::new(err)))
})?;
if loc.is_some() {
update(location::table)
.filter(
location::location_id
.eq(&location.location_id)
.and(location::service_id.eq(&location.service_id))
.and(location::end_commit_num.eq(MAX_COMMIT_NUM)),
)
.set(location::end_commit_num.eq(current_commit_num))
.execute(self.conn)
.map(|_| ())
.map_err(|err| match err {
dsl_error::DatabaseError(DatabaseErrorKind::UniqueViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::Unique,
Box::new(err),
),
)
}
dsl_error::DatabaseError(DatabaseErrorKind::ForeignKeyViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::ForeignKey,
Box::new(err),
),
)
}
_ => LocationStoreError::InternalError(InternalError::from_source(
Box::new(err),
)),
})?;
}
insert_into(location::table)
.values(&location)
.execute(self.conn)
.map(|_| ())
.map_err(|err| match err {
dsl_error::DatabaseError(DatabaseErrorKind::UniqueViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::Unique,
Box::new(err),
),
)
}
dsl_error::DatabaseError(DatabaseErrorKind::ForeignKeyViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::ForeignKey,
Box::new(err),
),
)
}
_ => LocationStoreError::InternalError(InternalError::from_source(
Box::new(err),
)),
})?;
update(location_attribute::table)
.filter(
location_attribute::location_id
.eq(&location.location_id)
.and(location_attribute::service_id.eq(&location.service_id))
.and(location_attribute::end_commit_num.eq(MAX_COMMIT_NUM)),
)
.set(location_attribute::end_commit_num.eq(current_commit_num))
.execute(self.conn)
.map(|_| ())
.map_err(|err| match err {
dsl_error::DatabaseError(DatabaseErrorKind::UniqueViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::Unique,
Box::new(err),
),
)
}
dsl_error::DatabaseError(DatabaseErrorKind::ForeignKeyViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::ForeignKey,
Box::new(err),
),
)
}
_ => LocationStoreError::InternalError(InternalError::from_source(
Box::new(err),
)),
})?;
for attribute in attributes {
insert_into(location_attribute::table)
.values(&attribute)
.execute(self.conn)
.map(|_| ())
.map_err(|err| match err {
dsl_error::DatabaseError(DatabaseErrorKind::UniqueViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::Unique,
Box::new(err),
),
)
}
dsl_error::DatabaseError(DatabaseErrorKind::ForeignKeyViolation, _) => {
LocationStoreError::ConstraintViolationError(
ConstraintViolationError::from_source_with_violation_type(
ConstraintViolationType::ForeignKey,
Box::new(err),
),
)
}
_ => LocationStoreError::InternalError(InternalError::from_source(
Box::new(err),
)),
})?;
}
Ok(())
})
}
}