package jp.juggler.subwaytooter.dialog

import android.annotation.SuppressLint
import android.app.Dialog
import android.support.v7.app.AppCompatActivity
import android.view.Gravity
import android.view.View
import android.widget.Button
import android.widget.LinearLayout
import android.widget.TextView
import jp.juggler.subwaytooter.R
import jp.juggler.subwaytooter.table.AcctColor
import jp.juggler.subwaytooter.table.SavedAccount
import jp.juggler.subwaytooter.util.DialogInterfaceCallback
import jp.juggler.subwaytooter.util.SavedAccountCallback
import jp.juggler.util.dismissSafe
import jp.juggler.util.showToast
import org.jetbrains.anko.textColor
import java.util.*
import java.util.concurrent.atomic.AtomicBoolean

object AccountPicker {
	
	@SuppressLint("InflateParams")
	fun pick(
		activity : AppCompatActivity,
		bAllowPseudo : Boolean = false,
		bAllowMisskey : Boolean = true,
		bAllowMastodon: Boolean = true,
		bAuto : Boolean = false,
		message : String? = null,
		accountListArg : ArrayList<SavedAccount>? = null,
		dismiss_callback : DialogInterfaceCallback? = null,
		extra_callback : (LinearLayout,Int,Int)->Unit = {_,_,_->},
		callback : SavedAccountCallback
	) {
		var removedMisskey =0
		var removedPseudo =0
		var removeMastodon = 0
		val account_list : MutableList<SavedAccount> = accountListArg ?: {
			val l = SavedAccount.loadAccountList(activity).filter { a->
				var bOk = true
				
				if( !bAllowMastodon && !a.isMisskey ){
					++removeMastodon
					bOk=false
				}
				
				if( !bAllowMisskey && a.isMisskey ){
					++removedMisskey
					bOk=false
				}

				if( !bAllowPseudo && a.isPseudo ){
					++removedPseudo
					bOk=false
				}

				bOk
			}.toMutableList()
			SavedAccount.sort(l)
			l
		}()
		
		if(account_list.isEmpty()) {

			val sb=StringBuilder()

			if( removedPseudo > 0 ){
				sb.append(activity.getString(R.string.not_available_for_pseudo_account))
			}

			if( removedMisskey > 0 ){
				if(sb.isNotEmpty() ) sb.append('\n')
				sb.append(activity.getString(R.string.not_available_for_misskey_account))
			}
			if( removeMastodon > 0 ){
				if(sb.isNotEmpty() ) sb.append('\n')
				sb.append(activity.getString(R.string.not_available_for_mastodon_account))
			}

			if( sb.isEmpty() ){
				sb.append(activity.getString(R.string.account_empty))
			}
			
			showToast(activity, false,sb.toString())
			return
		}

		if(bAuto && account_list.size == 1) {
			callback(account_list[0])
			return
		}
		
		val viewRoot = activity.layoutInflater.inflate(R.layout.dlg_account_picker, null, false)
		
		val dialog = Dialog(activity)
		val isDialogClosed = AtomicBoolean(false)
		
		dialog.setOnDismissListener {
			if(dismiss_callback != null) dismiss_callback(it)
		}
		
		dialog.setContentView(viewRoot)
		if(message != null && message.isNotEmpty()) {
			val tv = viewRoot.findViewById<TextView>(R.id.tvMessage)
			tv.visibility = View.VISIBLE
			tv.text = message
		}
		viewRoot.findViewById<View>(R.id.btnCancel).setOnClickListener {
			isDialogClosed.set(true)
			dialog.cancel()
		}
		dialog.setCancelable(true)
		dialog.setCanceledOnTouchOutside(true)
		dialog.setOnCancelListener { isDialogClosed.set(true) }
		
		val density = activity.resources.displayMetrics.density
		
		val llAccounts :LinearLayout= viewRoot.findViewById(R.id.llAccounts)
		val pad_se = (0.5f + 12f * density).toInt()
		val pad_tb = (0.5f + 6f * density).toInt()
		
		for(a in account_list) {
			val lp = LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT)
			
			val ac = AcctColor.load(a.acct)
			
			val b = Button(activity)
			
			if(AcctColor.hasColorBackground(ac)) {
				b.setBackgroundColor(ac.color_bg)
			} else {
				b.setBackgroundResource(R.drawable.btn_bg_transparent)
			}
			if(AcctColor.hasColorForeground(ac)) {
				b.textColor = ac.color_fg
			}
			
			b.setPaddingRelative(pad_se, pad_tb, pad_se, pad_tb)
			b.gravity = Gravity.START or Gravity.CENTER_VERTICAL
			b.isAllCaps = false
			b.layoutParams = lp
			b.minHeight = (0.5f + 32f * density).toInt()
			b.text = if(AcctColor.hasNickname(ac)) ac.nickname else a.acct
			
			b.setOnClickListener {
				isDialogClosed.set(true)
				callback(a)
				dialog.dismissSafe()
			}
			llAccounts.addView(b)
		}
		
		extra_callback(llAccounts,pad_se, pad_tb)
		
		dialog.show()
	}
}