package com.sw.platecabinet.fragment

import android.app.Dialog
import android.os.Bundle
import android.text.TextUtils
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.TextView
import androidx.fragment.app.Fragment
import androidx.fragment.app.viewModels
import androidx.lifecycle.lifecycleScope
import androidx.viewbinding.ViewBinding
import com.sw.platecabinet.member.R
import com.sw.platecabinet.view.CustomLoadingDialog
import com.sw.platecabinet.viewmodel.SettingViewModel
import kotlinx.coroutines.launch

abstract class BaseFragment<VB : ViewBinding>(
    private val bindingInflater: (inflater: LayoutInflater, parent: ViewGroup?, attachToParent: Boolean) -> VB
) : Fragment() {
    private var _binding: VB? = null
    protected val binding get() = _binding!!
    private var mDialogWaiting: CustomLoadingDialog? = null
    protected val viewModel by viewModels<SettingViewModel>()

    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        _binding = bindingInflater(inflater, container, false)
        initialize()
        registerDataChange()
        return binding.root
    }

    /**
     * 注册数据变化监听
     */
    open fun registerDataChange() {
        lifecycleScope.launch {
            viewModel.showLoading.collect {
                if (it) {
                    showWaitingDialog("")
                } else {
                    hideWaitingDialog()
                }
            }
        }
    }

    abstract fun initialize()

    /**
     * 显示等待提示框
     */
    fun showWaitingDialog(tip: String?): Dialog? {
        hideWaitingDialog()
        val view = View.inflate(requireContext(), R.layout.dialog_waiting, null)
        if (!TextUtils.isEmpty(tip)) (view.findViewById<View?>(R.id.tvTip) as TextView).text = tip
        mDialogWaiting = CustomLoadingDialog(requireContext(), view, R.style.MyDialog)
        mDialogWaiting!!.show()
        mDialogWaiting!!.setCancelable(true)
        return mDialogWaiting
    }

    /**
     * 隐藏等待提示框
     */
    fun hideWaitingDialog() {
        mDialogWaiting?.dismiss()
        mDialogWaiting = null
    }

    override fun onDestroyView() {
        super.onDestroyView()
        _binding = null
    }
}