package com.vgmlr.shim

import androidx.compose.foundation.clickable
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.ExperimentalLayoutApi
import androidx.compose.foundation.layout.FlowRow
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.material3.Surface
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.remember
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.platform.LocalUriHandler
import androidx.compose.ui.platform.LocalView
import androidx.compose.ui.res.colorResource
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp
import androidx.compose.ui.window.Dialog
import androidx.compose.ui.window.DialogProperties
import androidx.compose.ui.window.DialogWindowProvider
import androidx.compose.ui.graphics.Color
import androidx.compose.material3.HorizontalDivider
import androidx.compose.material3.ListItem
import androidx.compose.material3.ListItemDefaults
import androidx.compose.material3.ExperimentalMaterial3Api
import androidx.compose.ui.text.style.TextAlign

@OptIn(ExperimentalLayoutApi::class)
@Composable
fun TagsDialog(shims: List<ShimClass>, onDismiss: () -> Unit, onTagClick: (String) -> Unit) {
    val tagCounts = remember(shims) {
        shims.flatMap { shim -> shim.shimhash.split(" ").filter { it.isNotBlank() } }
            .groupingBy { it }
            .eachCount()
            .entries
            .sortedByDescending { it.value }
            .take(40)
            .shuffled()
    }

    if (tagCounts.isEmpty()) {
        onDismiss()
        return
    }

    val maxCount = tagCounts.maxOf { it.value }.toFloat()
    val minCount = tagCounts.minOf { it.value }.toFloat()

    Dialog(
        onDismissRequest = onDismiss,
        properties = DialogProperties(usePlatformDefaultWidth = false)
    ) {
        (LocalView.current.parent as? DialogWindowProvider)?.window?.setDimAmount(0.8f)
        Surface(
            modifier = Modifier
                .padding(horizontal = 24.dp)
                .fillMaxWidth(),
            shape = RoundedCornerShape(8.dp),
            color = colorResource(id = R.color.dialog_bg_color)
        ) {
            Column(
                modifier = Modifier.fillMaxWidth().padding(horizontal = 24.dp, vertical = 32.dp),
                horizontalAlignment = Alignment.CenterHorizontally
            ) {
                FlowRow(modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.Center) {
                    tagCounts.forEach { entry ->
                        val size = if (maxCount == minCount) 14.sp else (14f + (entry.value - minCount) * 7f / (maxCount - minCount)).sp
                        val alphaFade = if (maxCount == minCount) 1.0f else 0.8f + (entry.value - minCount) * 0.8f / (maxCount - minCount)
                        Text(
                            text = entry.key,
                            color = colorResource(id = R.color.dialog_color).copy(alpha = alphaFade),
                            fontSize = size,
                            modifier = Modifier.padding(horizontal = 5.dp, vertical = 3.dp).clickable { onTagClick(entry.key); onDismiss() }
                        )
                    }
                }
            }
        }
    }
}

@OptIn(ExperimentalMaterial3Api::class)
@Composable
fun ExportDialog(
    title: String? = null,
    count: Int = 0,
    onDismiss: () -> Unit,
    onExportDb: () -> Unit,
    onExportCsv: () -> Unit,
    onExportTxt: () -> Unit,
    onExportJson: () -> Unit
) {
    Dialog(
        onDismissRequest = onDismiss,
        properties = DialogProperties(usePlatformDefaultWidth = false)
    ) {
        (LocalView.current.parent as? DialogWindowProvider)?.window?.setDimAmount(0.8f)
        Surface(
            modifier = Modifier
                .padding(horizontal = 24.dp)
                .fillMaxWidth(),
            shape = RoundedCornerShape(8.dp),
            color = colorResource(id = R.color.dialog_bg_color)
        ) {
            Column(
                modifier = Modifier.padding(vertical = 8.dp),
                horizontalAlignment = Alignment.Start
            ) {
                if (title != null) {
                    Text(
                        "Export: \"$title\" - $count ${if (count == 1) "Shim" else "Shims"}",
                        color = colorResource(id = R.color.dialog_color),
                        fontSize = 16.sp,
                        textAlign = TextAlign.Center,
                        modifier = Modifier
                            .fillMaxWidth()
                            .padding(horizontal = 24.dp)
                            .padding(top = 14.dp, bottom = 10.dp)
                    )
                }
                ListItem(
                    headlineContent = { Text("SQL3 (.db)") },
                    colors = ListItemDefaults.colors(
                        containerColor = colorResource(id = R.color.dialog_bg_color),
                        headlineColor = colorResource(id = R.color.dialog_color)
                    ),
                    modifier = Modifier
                        .clickable { onExportDb(); onDismiss() }
                        .padding(horizontal = 8.dp)
                )
                HorizontalDivider(color = Color(0xFF0E0F11))
                ListItem(
                    headlineContent = { Text("Comma (.csv)") },
                    colors = ListItemDefaults.colors(
                        containerColor = colorResource(id = R.color.dialog_bg_color),
                        headlineColor = colorResource(id = R.color.dialog_color)
                    ),
                    modifier = Modifier
                        .clickable { onExportCsv(); onDismiss() }
                        .padding(horizontal = 8.dp)
                )
                HorizontalDivider(color = Color(0xFF0E0F11))
                ListItem(
                    headlineContent = { Text("Text (.txt)") },
                    colors = ListItemDefaults.colors(
                        containerColor = colorResource(id = R.color.dialog_bg_color),
                        headlineColor = colorResource(id = R.color.dialog_color)
                    ),
                    modifier = Modifier
                        .clickable { onExportTxt(); onDismiss() }
                        .padding(horizontal = 8.dp)
                )
                HorizontalDivider(color = Color(0xFF0E0F11))
                ListItem(
                    headlineContent = { Text("JSON (.json)") },
                    colors = ListItemDefaults.colors(
                        containerColor = colorResource(id = R.color.dialog_bg_color),
                        headlineColor = colorResource(id = R.color.dialog_color)
                    ),
                    modifier = Modifier
                        .clickable { onExportJson(); onDismiss() }
                        .padding(horizontal = 8.dp)
                )
            }
        }
    }
}

@Composable
fun VersionDialog(onDismiss: () -> Unit) {
    val uriHandler = LocalUriHandler.current
    Dialog(
        onDismissRequest = onDismiss,
        properties = DialogProperties(usePlatformDefaultWidth = false)
    ) {
        (LocalView.current.parent as? DialogWindowProvider)?.window?.setDimAmount(0.8f)
        Surface(
            modifier = Modifier
                .padding(horizontal = 24.dp)
                .fillMaxWidth(),
            shape = RoundedCornerShape(8.dp),
            color = colorResource(id = R.color.dialog_bg_color)
        ) {
            Column(
                modifier = Modifier.padding(vertical = 26.dp),
                horizontalAlignment = Alignment.CenterHorizontally
            ) {
                Text(
                    "com.vgmlr.shim", 
                    color = colorResource(id = R.color.dialog_color), 
                    fontSize = 14.sp
                )
                Text(
                    "152.026.1", 
                    color = colorResource(id = R.color.dialog_color), 
                    fontSize = 14.sp,
                    modifier = Modifier.clickable { uriHandler.openUri("https://vgmlr.com/?t=Shim#download") }
                )
                Text(
                    "vgmlr.com/mlwrk",
                    color = colorResource(id = R.color.dialog_color),
                    fontSize = 14.sp,
                    modifier = Modifier.clickable { uriHandler.openUri("https://vgmlr.com/mlwrk") }
                )
            }
        }
    }
}