package com.github.gotifycustom.log

import android.content.ClipData
import android.content.ClipboardManager
import android.os.Bundle
import android.os.Handler
import android.os.Looper
import android.view.Menu
import android.view.MenuItem
import androidx.appcompat.app.AppCompatActivity
import com.github.gotifycustom.R
import com.github.gotifycustom.Utils
import com.github.gotifycustom.Utils.launchCoroutine
import com.github.gotifycustom.databinding.ActivityLogsBinding
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.withContext
import org.tinylog.kotlin.Logger

internal class LogsActivity : AppCompatActivity() {

    private lateinit var binding: ActivityLogsBinding
    private val handler = Handler(Looper.getMainLooper())

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding = ActivityLogsBinding.inflate(layoutInflater)
        setContentView(binding.root)
        Logger.info("Entering ${javaClass.simpleName}")
        updateLogs()
        setSupportActionBar(binding.appBarDrawer.toolbar)
        val actionBar = supportActionBar
        if (actionBar != null) {
            actionBar.setDisplayHomeAsUpEnabled(true)
            actionBar.setDisplayShowCustomEnabled(true)
        }
    }

    private fun updateLogs() {
        launchCoroutine {
            val log = LoggerHelper.read(this)
            withContext(Dispatchers.Main) {
                val content = binding.logContent
                if (content.selectionStart == content.selectionEnd) {
                    content.text = log
                }
            }
        }

        if (!isDestroyed) {
            handler.postDelayed({ updateLogs() }, 5000)
        }
    }

    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
        menuInflater.inflate(R.menu.logs_action, menu)
        return true
    }

    override fun onOptionsItemSelected(item: MenuItem): Boolean {
        return when (item.itemId) {
            android.R.id.home -> {
                finish()
                true
            }

            R.id.action_delete_logs -> {
                LoggerHelper.clear(this)
                binding.logContent.text = null
                true
            }

            R.id.action_copy_logs -> {
                val content = binding.logContent
                val clipboardManager =
                    getSystemService(CLIPBOARD_SERVICE) as ClipboardManager
                val clipData = ClipData.newPlainText("GotifyLog", content.text.toString())
                clipboardManager.setPrimaryClip(clipData)
                Utils.showSnackBar(this, getString(R.string.logs_copied))
                true
            }

            else -> false
        }
    }
}