package previews

import androidx.compose.foundation.background
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.padding
import androidx.compose.material.MaterialTheme
import androidx.compose.material.Scaffold
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.tooling.preview.Preview
import net.buzzert.kordophonedroid.R
import net.buzzert.kordophonedroid.ui.conversationlist.ConversationListItem
import net.buzzert.kordophonedroid.ui.conversationlist.ConversationListScreen
import net.buzzert.kordophonedroid.ui.conversationlist.NoContentView
import net.buzzert.kordophonedroid.ui.messagelist.MessageListItem
import net.buzzert.kordophonedroid.ui.messagelist.MessageMetadata
import net.buzzert.kordophonedroid.ui.messagelist.MessageTranscript
import net.buzzert.kordophonedroid.ui.settings.SettingsScreen
import java.util.Date

// - Conversation List

@Preview
@Composable
fun ConversationListItemPreview() {
    Column(modifier = Modifier.background(MaterialTheme.colors.background)) {
        ConversationListItem(name = "James Magahern", id = "asdf", lastMessagePreview = "This is a test", date = Date(), isUnread = true) {}
    }
}

@Preview
@Composable
fun ConversationListScreenPreview() {
    ConversationListScreen()
}

// - Message List

private fun testMessageMetadata(fromMe: Boolean, delivered: Boolean): MessageMetadata {
    return MessageMetadata(
        fromMe = fromMe,
        fromAddress = if (fromMe) "<me>" else "cool@cool.com",
        date = Date(),
        delivered = delivered,
    )
}

private fun makeTestTextMessageItem(text: String, fromMe: Boolean, delivered: Boolean = true): MessageListItem {
    return MessageListItem.TextMessage(
        text = text,
        metadata = testMessageMetadata(fromMe = fromMe, delivered = delivered)
    )
}

private fun makeTestImageMessageItem(fromMe: Boolean, delivered: Boolean = true): MessageListItem {
    return MessageListItem.ImageAttachmentMessage(
        guid = "asdf",
        metadata = testMessageMetadata(fromMe, delivered)
    )
}

@Preview
@Composable
private fun MessageListScreenPreview() {
    val messages = listOf<MessageListItem>(
        makeTestImageMessageItem(false),

        makeTestTextMessageItem("Hello", false),
        makeTestTextMessageItem( "Hey there, this is a longer text message that might wrap to another line", true),
        makeTestTextMessageItem("How's it going", fromMe = true, delivered = false)
    ).reversed()

    Scaffold() {
        MessageTranscript(messages = messages, paddingValues = it, showSenders = true, onSendMessage = {})
    }
}

// - No content

@Preview
@Composable
fun NoContentPreview() {
    Scaffold {
        NoContentView(
            icon = R.drawable.storage,
            text = "Server not configured",
            onSettings = {},
            modifier = Modifier.padding(it)
        )
    }
}

// - Settings

@Preview
@Composable
fun SettingsPreview() {
    SettingsScreen()
}