package com.vitorpamplona.amethyst.ui.actions

import androidx.compose.runtime.mutableStateOf
import androidx.compose.ui.text.input.TextFieldValue
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import com.vitorpamplona.amethyst.model.Account
import com.vitorpamplona.amethyst.model.PublicChatChannel
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.launch

class NewChannelViewModel : ViewModel() {
    private var account: Account? = null
    private var originalChannel: PublicChatChannel? = null

    val channelName = mutableStateOf(TextFieldValue())
    val channelPicture = mutableStateOf(TextFieldValue())
    val channelDescription = mutableStateOf(TextFieldValue())

    fun load(account: Account, channel: PublicChatChannel?) {
        this.account = account
        if (channel != null) {
            originalChannel = channel
            channelName.value = TextFieldValue(channel.info.name ?: "")
            channelPicture.value = TextFieldValue(channel.info.picture ?: "")
            channelDescription.value = TextFieldValue(channel.info.about ?: "")
        }
    }

    fun create() {
        viewModelScope.launch(Dispatchers.IO) {
            account?.let { account ->
                if (originalChannel == null) {
                    account.sendCreateNewChannel(
                        channelName.value.text,
                        channelDescription.value.text,
                        channelPicture.value.text
                    )
                } else {
                    account.sendChangeChannel(
                        channelName.value.text,
                        channelDescription.value.text,
                        channelPicture.value.text,
                        originalChannel!!
                    )
                }
            }

            clear()
        }
    }

    fun clear() {
        channelName.value = TextFieldValue()
        channelPicture.value = TextFieldValue()
        channelDescription.value = TextFieldValue()
    }
}
