Coverage Summary for Class: SetGoalStatusUseCase (com.georgeci.moneysurfer.domain.usecase)

 package com.georgeci.moneysurfer.domain.usecase
 
 import arrow.core.Either
 import arrow.core.raise.either
 import arrow.core.raise.ensure
 import com.georgeci.moneysurfer.domain.model.GoalStatus
 import com.georgeci.moneysurfer.domain.primitives.GoalId
 import com.georgeci.moneysurfer.domain.repositories.GoalContributionRepository
 import com.georgeci.moneysurfer.domain.repositories.SavingsGoalRepository
 import org.koin.core.annotation.Single
 
 /**
  * Pause, resume and archive. COMPLETED is not settable — it is derived from progress,
  * so resuming a goal that is already past its target lands on COMPLETED instead of
  * ACTIVE.
  */
 @Single
 class SetGoalStatusUseCase(
     private val goalRepository: SavingsGoalRepository,
     private val contributionRepository: GoalContributionRepository,
 ) {
 
     suspend operator fun invoke(
         id: GoalId,
         status: GoalStatus,
     ): Either<GoalActionError, GoalStatus> = either {
         ensure(status != GoalStatus.COMPLETED) { GoalActionError.StatusNotSettable }
         val goal = goalRepository.getById(id) ?: raise(GoalActionError.GoalNotFound)
         val saved = contributionRepository.savedAmount(id)
         val resolved = status.afterProgressChange(saved >= goal.target)
         if (resolved == goal.status) return@either resolved
         Either.catch { goalRepository.update(goal.copy(status = resolved)) }
             .mapLeft { GoalActionError.LocalWriteFailed(it) }
             .bind()
         resolved
     }
 }