warmongr/app/src/main/java/com/sirekanian/acf/MainPresenter.kt

package com.sirekanian.acf

import com.sirekanian.acf.data.Repository
import com.sirekanian.acf.data.Tag
import com.sirekanian.acf.data.Warmonger
import kotlinx.coroutines.Dispatchers.IO
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.map
import kotlinx.coroutines.withContext

fun createPresenter(app: App, state: MainState): MainPresenter =
    MainPresenterImpl(app.repository, state)

interface MainPresenter {
    fun observeData(): Flow<List<WarmongerModel>>
    suspend fun getTags(): List<TagModel>
    suspend fun updateData()
}

class MainPresenterImpl(
    private val repository: Repository,
    private val state: MainState,
) : MainPresenter {

    override fun observeData(): Flow<List<WarmongerModel>> =
        repository.observeByQuery(state.search.fullQuery).map { warmongers ->
            warmongers.map { warmonger ->
                Warmonger.toModel(warmonger, state.isCyrillic)
            }
        }

    override suspend fun getTags(): List<TagModel> =
        repository.getTags().map { Tag.toModel(it, state.isCyrillic) }

    @Suppress("unused") // TODO: 1202468796234411
    override suspend fun updateData() =
        withContext(IO) {
            repository.updateFromRemote(state.progress)
        }

}