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Borrowing add deadline #5

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Borrowing add deadline #5

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3c27e83
Update BorrowingAggregate.kt
JarekIT Mar 4, 2023
59cae6d
Update BorrowingAggregate.kt
JarekIT Mar 4, 2023
f658b4f
clean
JarekIT Mar 4, 2023
95fe5b4
Update BorrowingAggregate.kt
JarekIT Mar 4, 2023
2aa2316
prettier
JarekIT Mar 4, 2023
d8c6c96
Update BorrowingAggregate.kt
JarekIT Mar 4, 2023
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23 changes: 16 additions & 7 deletions backend/src/main/kotlin/com/ksidelta/libruch/modules/borrowing/BorrowingAggregate.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,8 @@ import org.axonframework.extensions.kotlin.applyEvent
import org.axonframework.modelling.command.AggregateIdentifier
import org.axonframework.modelling.command.TargetAggregateIdentifier
import org.axonframework.spring.stereotype.Aggregate
import java.time.Instant
import java.time.temporal.ChronoUnit
import java.util.*

/**
Expand All @@ -18,10 +20,14 @@ import java.util.*
class BorrowingAggregate() {

@AggregateIdentifier
lateinit var borrowing: UUID
lateinit var borrowingId: UUID

var copyState = CopyState.AVAILABLE
var borrower: Party? = null
var returnDeadline: Instant? = null

@CommandHandler
constructor(command: RegisterNewBorrowing): this() {
constructor(command: RegisterNewBorrowing) : this() {
applyEvent(RegisteredNewBorrowing(command.isbn, UUID.randomUUID()))
}

Expand All @@ -40,25 +46,27 @@ class BorrowingAggregate() {
borrower != returnCopy.borrower -> throw OnlyBorrowerMayReturnCopy()
else -> applyEvent(CopyReturned())
}

@EventSourcingHandler
fun on(evt: CopyBorrowed) {
this.copyState = CopyState.BORROWED
this.borrower = evt.borrower
this.returnDeadline = Instant.now().plus(30, ChronoUnit.DAYS)
}

@EventSourcingHandler
fun on(evt: CopyReturned) {
this.copyState = CopyState.AVAILABLE
this.borrower = null
this.returnDeadline = null
}
var copyState = CopyState.AVAILABLE
var borrower: Party? = null

}

data class FindBorrowings (val isbn: String)
data class FindBorrowings(val isbn: String)

data class RegisterNewBorrowing (val isbn: String)
data class RegisteredNewBorrowing (val isbn: String, val uuid: UUID)
data class RegisterNewBorrowing(val isbn: String)
data class RegisteredNewBorrowing(val isbn: String, val uuid: UUID)

data class BorrowCopy(@TargetAggregateIdentifier val copyId: UUID, val borrower: Party)
data class ReturnCopy(@TargetAggregateIdentifier val copyId: UUID, val borrower: Party)
Expand All @@ -69,6 +77,7 @@ enum class CopyState {
RESERVED,
BORROWED,
}

class CopyAlreadyBorrowed() : Exception("Copy Already Borrowed")
class CopyAlreadyAvailable() : Exception("Copy Already Returned")
class OnlyBorrowerMayReturnCopy() : Exception("Copy Returned By Wrong Party")
Expand Down
1 change: 0 additions & 1 deletion backend/src/main/kotlin/com/ksidelta/libruch/modules/copy/CopyAggregate.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,6 @@ import org.axonframework.commandhandling.CommandHandler
import org.axonframework.eventsourcing.EventSourcingHandler
import org.axonframework.modelling.command.AggregateIdentifier
import org.axonframework.modelling.command.AggregateLifecycle.apply
import org.axonframework.modelling.command.TargetAggregateIdentifier
import org.axonframework.spring.stereotype.Aggregate
import java.util.*

Expand Down