override fun updateUserChanges()

in intellij-plugin/educational-core/src/com/jetbrains/edu/learning/framework/impl/FrameworkLessonManagerImpl.kt [74:109]

32 lines of code
7 McCabe index (conditional complexity)


  override fun updateUserChanges(task: Task, newInitialState: FLTaskState) {
    require(project.isStudentProject()) {
      "`updateUserChanges` should be called only if course in study mode"
    }
    require(task.lesson is FrameworkLesson) {
      "Only solutions of framework tasks can be saved"
    }

    val currentRecord = task.record
    if (currentRecord == -1) return

    val changes = try {
      storage.getUserChanges(currentRecord)
    }
    catch (e: IOException) {
      LOG.error("Failed to get user changes for task `${task.name}`", e)
      return
    }

    val newChanges = changes.changes.mapNotNull {
      when (it) {
        is Change.AddFile -> if (it.path in newInitialState) Change.ChangeFile(it.path, it.contents) else it
        is Change.RemoveFile -> if (it.path !in newInitialState) null else it
        is Change.ChangeFile -> if (it.path !in newInitialState) Change.AddFile(it.path, it.contents) else it
        is Change.PropagateLearnerCreatedTaskFile,
        is Change.RemoveTaskFile -> it
      }
    }

    try {
      storage.updateUserChanges(currentRecord, UserChanges(newChanges))
    }
    catch (e: IOException) {
      LOG.error("Failed to update user changes for task `${task.name}`", e)
    }
  }