package exh.ui.metadata

import android.os.Bundle
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.WindowInsets
import androidx.compose.foundation.layout.asPaddingValues
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.navigationBars
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.width
import androidx.compose.foundation.lazy.items
import androidx.compose.material3.LocalContentColor
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.collectAsState
import androidx.compose.runtime.getValue
import androidx.compose.runtime.remember
import androidx.compose.ui.Modifier
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.unit.dp
import androidx.core.os.bundleOf
import eu.kanade.domain.manga.interactor.GetManga
import eu.kanade.domain.manga.model.Manga
import eu.kanade.presentation.components.AppBar
import eu.kanade.presentation.components.EmptyScreen
import eu.kanade.presentation.components.LoadingScreen
import eu.kanade.presentation.components.Scaffold
import eu.kanade.presentation.components.ScrollbarLazyColumn
import eu.kanade.presentation.util.clickableNoIndication
import eu.kanade.presentation.util.plus
import eu.kanade.presentation.util.topPaddingValues
import eu.kanade.tachiyomi.R
import eu.kanade.tachiyomi.source.Source
import eu.kanade.tachiyomi.source.SourceManager
import eu.kanade.tachiyomi.ui.base.controller.FullComposeController
import eu.kanade.tachiyomi.ui.manga.MangaController
import eu.kanade.tachiyomi.util.system.copyToClipboard
import kotlinx.coroutines.runBlocking
import uy.kohesive.injekt.Injekt
import uy.kohesive.injekt.api.get

class MetadataViewController : FullComposeController<MetadataViewPresenter> {
    constructor(manga: Manga) : super(
        bundleOf(
            MangaController.MANGA_EXTRA to manga.id,
        ),
    ) {
        this.manga = manga
        source = Injekt.get<SourceManager>().getOrStub(manga.source)
    }

    constructor(mangaId: Long) : this(
        runBlocking { Injekt.get<GetManga>().await(mangaId)!! },
    )

    @Suppress("unused")
    constructor(bundle: Bundle) : this(bundle.getLong(MangaController.MANGA_EXTRA))

    var manga: Manga? = null
        private set
    var source: Source? = null
        private set

    override fun createPresenter(): MetadataViewPresenter {
        return MetadataViewPresenter(manga!!, source!!)
    }

    @Composable
    override fun ComposeContent() {
        val state by presenter.state.collectAsState()
        Scaffold(
            topBar = { scrollBehavior ->
                AppBar(
                    title = manga?.title,
                    navigateUp = router::popCurrentController,
                    scrollBehavior = scrollBehavior,
                )
            },
        ) { paddingValues ->
            when (val state = state) {
                MetadataViewState.Loading -> LoadingScreen()
                MetadataViewState.MetadataNotFound -> EmptyScreen(R.string.no_results_found)
                MetadataViewState.SourceNotFound -> EmptyScreen(R.string.source_empty_screen)
                is MetadataViewState.Success -> {
                    val context = LocalContext.current
                    val items = remember(state.meta) { state.meta.getExtraInfoPairs(context) }
                    ScrollbarLazyColumn(
                        contentPadding = paddingValues + WindowInsets.navigationBars.asPaddingValues() + topPaddingValues,
                    ) {
                        items(items) { (title, text) ->
                            Row(
                                Modifier
                                    .fillMaxWidth()
                                    .clickableNoIndication(
                                        onLongClick = {
                                            context.copyToClipboard(title,
                                                text)
                                        },
                                        onClick = {}
                                    )
                                    .padding(vertical = 8.dp),
                            ) {
                                Text(
                                    title,
                                    modifier = Modifier
                                        .width(140.dp)
                                        .padding(start = 16.dp),
                                    style = MaterialTheme.typography.bodyMedium,
                                )
                                Text(
                                    text,
                                    modifier = Modifier
                                        .fillMaxWidth()
                                        .padding(start = 8.dp, end = 8.dp),
                                    style = MaterialTheme.typography.bodyMedium,
                                    color = LocalContentColor.current.copy(alpha = 0.7F),
                                )
                            }
                        }
                    }
                }
            }
        }
    }
}