package eu.kanade.presentation.browse.components

import androidx.compose.foundation.text.KeyboardActions
import androidx.compose.foundation.text.KeyboardOptions
import androidx.compose.material.icons.Icons
import androidx.compose.material.icons.filled.ViewModule
import androidx.compose.material.icons.outlined.Check
import androidx.compose.material.icons.outlined.Help
import androidx.compose.material.icons.outlined.Public
import androidx.compose.material.icons.outlined.Search
import androidx.compose.material3.DropdownMenuItem
import androidx.compose.material3.Icon
import androidx.compose.material3.Text
import androidx.compose.material3.TopAppBarScrollBehavior
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.setValue
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.text.input.ImeAction
import eu.kanade.domain.library.model.LibraryDisplayMode
import eu.kanade.presentation.browse.BrowseSourceState
import eu.kanade.presentation.components.AppBar
import eu.kanade.presentation.components.AppBarActions
import eu.kanade.presentation.components.DropdownMenu
import eu.kanade.presentation.components.SearchToolbar
import eu.kanade.tachiyomi.R
import eu.kanade.tachiyomi.source.CatalogueSource
import eu.kanade.tachiyomi.source.LocalSource

@Composable
fun BrowseSourceToolbar(
    state: BrowseSourceState,
    source: CatalogueSource,
    displayMode: LibraryDisplayMode,
    onDisplayModeChange: (LibraryDisplayMode) -> Unit,
    navigateUp: () -> Unit,
    onWebViewClick: () -> Unit,
    onHelpClick: () -> Unit,
    onSearch: () -> Unit,
    scrollBehavior: TopAppBarScrollBehavior,
) {
    if (state.searchQuery == null) {
        BrowseSourceRegularToolbar(
            title = if (state.isUserQuery) state.currentFilter.query else source.name,
            isLocalSource = source is LocalSource,
            displayMode = displayMode,
            onDisplayModeChange = onDisplayModeChange,
            navigateUp = navigateUp,
            onSearchClick = { state.searchQuery = if (state.isUserQuery) state.currentFilter.query else "" },
            onWebViewClick = onWebViewClick,
            onHelpClick = onHelpClick,
            scrollBehavior = scrollBehavior,
        )
    } else {
        BrowseSourceSearchToolbar(
            searchQuery = state.searchQuery!!,
            onSearchQueryChanged = { state.searchQuery = it },
            navigateUp = { state.searchQuery = null },
            onResetClick = { state.searchQuery = "" },
            onSearchClick = onSearch,
            scrollBehavior = scrollBehavior,
        )
    }
}

@Composable
fun BrowseSourceRegularToolbar(
    title: String,
    isLocalSource: Boolean,
    displayMode: LibraryDisplayMode,
    onDisplayModeChange: (LibraryDisplayMode) -> Unit,
    navigateUp: () -> Unit,
    onSearchClick: () -> Unit,
    onWebViewClick: () -> Unit,
    onHelpClick: () -> Unit,
    scrollBehavior: TopAppBarScrollBehavior,
) {
    AppBar(
        navigateUp = navigateUp,
        title = title,
        actions = {
            var selectingDisplayMode by remember { mutableStateOf(false) }
            AppBarActions(
                actions = listOf(
                    AppBar.Action(
                        title = stringResource(R.string.action_search),
                        icon = Icons.Outlined.Search,
                        onClick = onSearchClick,
                    ),
                    AppBar.Action(
                        title = stringResource(R.string.action_display_mode),
                        icon = Icons.Filled.ViewModule,
                        onClick = { selectingDisplayMode = true },
                    ),
                    if (isLocalSource) {
                        AppBar.Action(
                            title = stringResource(R.string.label_help),
                            icon = Icons.Outlined.Help,
                            onClick = onHelpClick,
                        )
                    } else {
                        AppBar.Action(
                            title = stringResource(R.string.action_web_view),
                            icon = Icons.Outlined.Public,
                            onClick = onWebViewClick,
                        )
                    },
                ),
            )
            DropdownMenu(
                expanded = selectingDisplayMode,
                onDismissRequest = { selectingDisplayMode = false },
            ) {
                DropdownMenuItem(
                    text = { Text(text = stringResource(R.string.action_display_comfortable_grid)) },
                    onClick = { onDisplayModeChange(LibraryDisplayMode.ComfortableGrid) },
                    trailingIcon = {
                        if (displayMode == LibraryDisplayMode.ComfortableGrid) {
                            Icon(
                                imageVector = Icons.Outlined.Check,
                                contentDescription = "",
                            )
                        }
                    },
                )
                DropdownMenuItem(
                    text = { Text(text = stringResource(R.string.action_display_grid)) },
                    onClick = { onDisplayModeChange(LibraryDisplayMode.CompactGrid) },
                    trailingIcon = {
                        if (displayMode == LibraryDisplayMode.CompactGrid) {
                            Icon(
                                imageVector = Icons.Outlined.Check,
                                contentDescription = "",
                            )
                        }
                    },
                )
                DropdownMenuItem(
                    text = { Text(text = stringResource(R.string.action_display_list)) },
                    onClick = { onDisplayModeChange(LibraryDisplayMode.List) },
                    trailingIcon = {
                        if (displayMode == LibraryDisplayMode.List) {
                            Icon(
                                imageVector = Icons.Outlined.Check,
                                contentDescription = "",
                            )
                        }
                    },
                )
            }
        },
        scrollBehavior = scrollBehavior,
    )
}

@Composable
fun BrowseSourceSearchToolbar(
    searchQuery: String,
    onSearchQueryChanged: (String) -> Unit,
    navigateUp: () -> Unit,
    onResetClick: () -> Unit,
    onSearchClick: () -> Unit,
    scrollBehavior: TopAppBarScrollBehavior,
) {
    SearchToolbar(
        searchQuery = searchQuery,
        onChangeSearchQuery = onSearchQueryChanged,
        keyboardOptions = KeyboardOptions(imeAction = ImeAction.Search),
        keyboardActions = KeyboardActions(
            onSearch = {
                onSearchClick()
            },
        ),
        onClickCloseSearch = navigateUp,
        onClickResetSearch = onResetClick,
        scrollBehavior = scrollBehavior,
    )
}