# PregnancyRepository.kt

    /*
     * The MIT License
     *
     * Original work sponsored and donated by The Danish Health Data Authority (http://www.sundhedsdatastyrelsen.dk)
     *
     * Copyright (C) 2023 The Danish Health Data Authority (http://www.sundhedsdatastyrelsen.dk)
     *
     *
     * Permission is hereby granted, free of charge, to any person obtaining a copy of
     * this software and associated documentation files (the "Software"), to deal in
     * the Software without restriction, including without limitation the rights to
     * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
     * of the Software, and to permit persons to whom the Software is furnished to do
     * so, subject to the following conditions:
     *
     *
     * The above copyright notice and this permission notice shall be included in all
     * copies or substantial portions of the Software.
     *
     *
     * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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    package dk.nsp.mingraviditet.core.data.repository

    import dk.nsp.mingraviditet.core.data.domain.pregnancymodels.DueDateMethod
    import dk.nsp.mingraviditet.core.data.domain.pregnancymodels.PregnancyInfo
    import dk.nsp.mingraviditet.core.datastore.PregnancyPreferencesDataSource
    import dk.nsp.mingraviditet.core.shared.network.Dispatcher
    import dk.nsp.mingraviditet.core.shared.network.MGDispatchers
    import kotlinx.coroutines.CoroutineDispatcher
    import kotlinx.coroutines.flow.flowOn
    import kotlinx.coroutines.flow.map
    import kotlinx.coroutines.withContext
    import java.time.LocalDate
    import javax.inject.Inject
    import javax.inject.Singleton

    @Singleton
    class PregnancyRepository @Inject constructor(
        private val pregnancyDataSource: PregnancyPreferencesDataSource,
        @Dispatcher(MGDispatchers.IO) private val ioDispatcher: CoroutineDispatcher,
    ) {
        val pregnancyInfo = pregnancyDataSource.data.map { data ->
            val edd = data.expectedDueDate
            val lmp = data.lastMenstruationPeriod

            val dueDateMethod = when {
                edd != null -> DueDateMethod.ExpectedDueDate(edd)
                lmp != null -> DueDateMethod.LastMenstruationPeriod(lmp)
                else -> null
            }

            dueDateMethod?.let {
                PregnancyInfo(
                    dueDateMethod = dueDateMethod,
                    dateOfBirth = data.dateOfBirth,
                )
            }
        }.flowOn(ioDispatcher)

        suspend fun setExpectedDueDate(date: LocalDate?) = withContext(ioDispatcher) {
            pregnancyDataSource.setExpectedDueDate(date)
        }

        suspend fun setDateOfBirth(date: LocalDate?) = withContext(ioDispatcher) {
            pregnancyDataSource.setDateOfBirth(date)
        }

        suspend fun setLastMenstruationPeriod(date: LocalDate?) = withContext(ioDispatcher) {
            pregnancyDataSource.setLastMenstruationPeriod(date)
        }

        suspend fun clearPregnancy() = withContext(ioDispatcher) { pregnancyDataSource.clearPregnancy() }
    }