package com.enterprise.mdm.ui.login

import android.content.Intent
import android.os.Bundle
import androidx.activity.viewModels
import androidx.appcompat.app.AppCompatActivity
import com.enterprise.mdm.data.prefs.SessionManager
import com.enterprise.mdm.databinding.ActivityLoginBinding
import com.enterprise.mdm.ui.main.MainActivity

class LoginActivity : AppCompatActivity() {
    private lateinit var binding: ActivityLoginBinding
    private val vm: LoginViewModel by viewModels()

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        val session = SessionManager(this)
        if (session.isLoggedIn) { goMain(); return }

        binding = ActivityLoginBinding.inflate(layoutInflater)
        setContentView(binding.root)

        binding.btnLogin.setOnClickListener {
            val email = binding.etEmail.text.toString().trim()
            val pass = binding.etPassword.text.toString()
            if (email.isEmpty() || pass.isEmpty()) {
                binding.tvError.text = "Enter email and password"; return@setOnClickListener
            }
            vm.login(email, pass)
        }

        vm.loading.observe(this) {
            binding.progress.visibility = if (it) android.view.View.VISIBLE else android.view.View.GONE
            binding.btnLogin.isEnabled = !it
        }
        vm.error.observe(this) { binding.tvError.text = it ?: "" }
        vm.success.observe(this) { if (it) goMain() }
    }

    private fun goMain() {
        startActivity(Intent(this, MainActivity::class.java))
        finish()
    }
}