package org.mjdev.desktop.main

import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.PaddingValues
import androidx.compose.foundation.layout.fillMaxHeight
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.size
import androidx.compose.foundation.layout.wrapContentSize
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.max
import org.mjdev.desktop.components.appsmenu.AppsMenu
import org.mjdev.desktop.components.appsmenu.AppsMenuState.Companion.rememberAppsMenuState
import org.mjdev.desktop.components.controlcenter.ControlCenter
import org.mjdev.desktop.components.desktop.Desktop
import org.mjdev.desktop.components.desktop.widgets.MemoryChart
import org.mjdev.desktop.components.desktoppanel.DesktopPanel
import org.mjdev.desktop.components.sliding.base.VisibilityState.Companion.rememberVisibilityState
import org.mjdev.desktop.components.tooltip.TooltipState
import org.mjdev.desktop.components.tooltip.rememberTooltipState
import org.mjdev.desktop.context.DesktopContextScope.Companion.withDesktopContext
import org.mjdev.desktop.extensions.Compose.isDesign
import org.mjdev.desktop.extensions.Compose.preview
import org.mjdev.desktop.extensions.LaunchedEffect.runAsync
import org.mjdev.desktop.extensions.MutableStateExt.rememberCalculated
import org.jetbrains.compose.ui.tooling.preview.Preview

@Composable
fun MainView() = withDesktopContext {
//    Box(
//        modifier = Modifier.fillMaxSize(),
//        contentAlignment = Alignment.Center
//    ) {
//        BackgroundImage(
//            modifier = Modifier.fillMaxSize(),
//            switchDelay = theme.backgroundRotationDelay,
//            images = backgrounds,
//            onChange = { src ->
//                palette.apply {
//                    update(src)
//                }.also { p ->
//                    context.currentUser.theme.backgroundColor = p.backgroundColor
//                }
//            }
//        )
//        Box(
//            modifier = Modifier.size(256.dp, 256.dp),
//            contentAlignment = Alignment.Center
//        ) {
//            Column {
//                QrCodeView(
//                    modifier = Modifier.fillMaxSize()
//                )
//            }
//        }
//    }
    val tooltipState: TooltipState = rememberTooltipState()
    val appsMenuState = rememberAppsMenuState(
        visible = isDesign
    )
    val controlCenterState = rememberVisibilityState(
        visible = isDesign
    )
    val panelState = rememberVisibilityState(
        visible = isDesign || !panelAutoHideEnabled,
        enabled = panelAutoHideEnabled,
        autoHideDelay = panelHideDelay
    )
    val bottomPadding by rememberCalculated(
        panelState.enabled, panelState.height
    ) {
        if (panelState.enabled) 0.dp
        else max(0.dp, panelState.height)
    }
//    val installWindowState = rememberVisibilityState()
//    val infoWindowState = rememberVisibilityState(false) //(api.isFirstStart || api.isDebug) // todo
    val onTooltip: (item: Any?) -> Unit = { item ->
        println("Showing tooltip : $item")
        tooltipState.show(item)
    }
    // todo not showing nothing
    Box(
        modifier = Modifier.fillMaxSize(),
        contentAlignment = Alignment.Center
    ) {
        // todo, something prevent preview
        if (!isDesign) {
            Desktop(
                tooltipState = tooltipState,
                onTooltip = onTooltip,
                padding = PaddingValues(
                    bottom = bottomPadding
                ),
                widgets = {
                    MemoryChart(
                        modifier = Modifier
                            .size(350.dp, 300.dp)
                            .align(Alignment.BottomEnd)
                    )
                }, onLeftMouseClick = {
                    runAsync {
                        panelState.hide()
                        appsMenuState.hide()
                        controlCenterState.hide()
                    }
                }, onRightMouseClick = {
//                contextMenuState.show()
                })
        }
        DesktopPanel(
            panelState = panelState,
            onTooltip = onTooltip,
            onMenuIconClicked = {
                runAsync {
                    appsMenuState.show()
                }
            }
        )
        ControlCenter(
            modifier = Modifier
                .fillMaxHeight()
                .align(Alignment.TopEnd),
            controlCenterState = controlCenterState,
            onTooltip = onTooltip,
        )
        AppsMenu(
            modifier = Modifier
                .wrapContentSize()
                .align(Alignment.BottomStart),
            appsMenuState = appsMenuState,
            panelState = panelState,
            onAppClick = { app ->
                runAsync {
                    app.start()
                    appsMenuState.hide()
                }
            },
            onAppContextMenuClick = {},
            onCategoryContextMenuClick = {},
            onUserAvatarClick = {},
            onActionClick = {},
            onTooltip = onTooltip,
        )
    }
}

@Preview
@Composable
fun MainViewPreview() = preview {
    MainView()
}