update.StoredUpdate.scala Maven / Gradle / Ivy
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/*
* Copyright 2021 Kári Magnússon
*
* 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.
*/
package kuzminki.update
import java.sql.SQLException
import scala.concurrent.{Future, ExecutionContext}
import scala.deriving.Mirror.ProductOf
import kuzminki.api.Kuzminki
import kuzminki.shape.{ParamConv, RowConv}
import kuzminki.render.{
RenderedQuery,
RenderedOperation,
JoinArgs
}
class StoredUpdate[P1, P2](
val statement: String,
args: Vector[Any],
changes: ParamConv[P1],
filters: ParamConv[P2]
) extends JoinArgs {
def render(p1: P1, p2: P2) = RenderedOperation(
statement,
joinArgs(args, changes.fromShape(p1) ++ filters.fromShape(p2))
)
def run(p1: P1, p2: P2)(
using db: Kuzminki,
ec: ExecutionContext
): Future[Unit] = {
db.exec(render(p1, p2))
}
def runNum(p1: P1, p2: P2)(
using db: Kuzminki,
ec: ExecutionContext
): Future[Int] =
db.execNum(render(p1, p2))
def runList(list: Seq[Tuple2[P1, P2]])(
using db: Kuzminki,
ec: ExecutionContext
): Future[Unit] =
db.execList(list.map(p => render(p._1, p._2)))
def printSql: StoredUpdate[P1, P2] = {
println(statement)
this
}
def printSqlAndArgs(p1: P1, p2: P2): StoredUpdate[P1, P2] =
render(p1, p2).printStatementAndArgs(this)
def printSqlWithArgs(p1: P1, p2: P2): StoredUpdate[P1, P2] =
render(p1, p2).printStatementWithArgs(this)
}
class StoredUpdateReturning[P1, P2, R](
val statement: String,
args: Vector[Any],
changes: ParamConv[P1],
filters: ParamConv[P2],
rowConv: RowConv[R]
) extends JoinArgs {
def render(p1: P1, p2: P2) = RenderedQuery(
statement,
joinArgs(args, changes.fromShape(p1) ++ filters.fromShape(p2)),
rowConv
)
def run(p1: P1, p2: P2)(
using db: Kuzminki,
ec: ExecutionContext
): Future[List[R]] =
db.query(render(p1, p2))
def runHead(p1: P1, p2: P2)(
using db: Kuzminki,
ec: ExecutionContext
): Future[R] =
db.queryHead(render(p1, p2))
def runHeadOpt(p1: P1, p2: P2)(
using db: Kuzminki,
ec: ExecutionContext
): Future[Option[R]] =
db.queryHeadOpt(render(p1, p2))
def runAs[T](p1: P1, p2: P2)(
using transform: R => T,
db: Kuzminki,
ec: ExecutionContext
): Future[List[T]] =
db.queryAs(render(p1, p2), transform)
def runHeadAs[T](p1: P1, p2: P2)(
using transform: R => T,
db: Kuzminki,
ec: ExecutionContext
): Future[T] =
db.queryHeadAs(render(p1, p2), transform)
def runHeadOptAs[T](p1: P1, p2: P2)(
using transform: R => T,
db: Kuzminki,
ec: ExecutionContext
): Future[Option[T]] =
db.queryHeadOptAs(render(p1, p2), transform)
def runType[T](p1: P1, p2: P2)(
using mirror: ProductOf[T],
ev: R <:< mirror.MirroredElemTypes,
db: Kuzminki,
ec: ExecutionContext
): Future[List[T]] = {
db.queryAs(render(p1, p2), (r: R) => mirror.fromProduct(r))
}
def runHeadType[T](p1: P1, p2: P2)(
using mirror: ProductOf[T],
ev: R <:< mirror.MirroredElemTypes,
db: Kuzminki,
ec: ExecutionContext
): Future[T] =
db.queryHeadAs(render(p1, p2), (r: R) => mirror.fromProduct(r))
def runHeadOptType[T](p1: P1, p2: P2)(
using mirror: ProductOf[T],
ev: R <:< mirror.MirroredElemTypes,
db: Kuzminki,
ec: ExecutionContext
): Future[Option[T]] = {
db.queryHeadOptAs(render(p1, p2), (r: R) => mirror.fromProduct(r))
}
def printSql: StoredUpdateReturning[P1, P2, R] = {
println(statement)
this
}
def printSqlAndArgs(p1: P1, p2: P2): StoredUpdateReturning[P1, P2, R] =
render(p1, p2).printStatementAndArgs(this)
def printSqlWithArgs(p1: P1, p2: P2): StoredUpdateReturning[P1, P2, R] =
render(p1, p2).printStatementWithArgs(this)
}