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EditArticleActivity.kt
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EditArticleActivity.kt
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package kr.ac.konkuk.koogle.Activity
import android.app.AlertDialog
import android.content.Intent
import android.content.pm.PackageManager
import android.graphics.BitmapFactory
import android.net.Uri
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.util.Log
import android.view.View
import android.widget.Toast
import androidx.core.content.ContextCompat
import androidx.core.view.isVisible
import androidx.recyclerview.widget.ItemTouchHelper
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import com.bumptech.glide.Glide
import com.google.firebase.auth.FirebaseAuth
import com.google.firebase.auth.ktx.auth
import com.google.firebase.database.DataSnapshot
import com.google.firebase.database.DatabaseError
import com.google.firebase.database.DatabaseReference
import com.google.firebase.database.ValueEventListener
import com.google.firebase.database.ktx.database
import com.google.firebase.ktx.Firebase
import com.google.firebase.storage.FirebaseStorage
import com.google.firebase.storage.ktx.storage
import kr.ac.konkuk.koogle.Activity.ArticleActivity.Companion.ARTICLE_INFO
import kr.ac.konkuk.koogle.Adapter.AddArticleImageAdapter
import kr.ac.konkuk.koogle.DBKeys
import kr.ac.konkuk.koogle.DBKeys.Companion.ARTICLE_CONTENT
import kr.ac.konkuk.koogle.DBKeys.Companion.ARTICLE_CREATED_AT
import kr.ac.konkuk.koogle.DBKeys.Companion.ARTICLE_IMAGE_FILE_NAME
import kr.ac.konkuk.koogle.DBKeys.Companion.ARTICLE_IMAGE_PATH
import kr.ac.konkuk.koogle.DBKeys.Companion.ARTICLE_IMAGE_URL
import kr.ac.konkuk.koogle.DBKeys.Companion.ARTICLE_TITLE
import kr.ac.konkuk.koogle.DBKeys.Companion.DB_ARTICLES
import kr.ac.konkuk.koogle.DBKeys.Companion.DB_GROUPS
import kr.ac.konkuk.koogle.DBKeys.Companion.DB_USERS
import kr.ac.konkuk.koogle.DBKeys.Companion.DESIRED_LOCATION
import kr.ac.konkuk.koogle.DBKeys.Companion.RECRUITMENT_NUMBER
import kr.ac.konkuk.koogle.Model.ArticleModel
import kr.ac.konkuk.koogle.Model.Entity.SearchResultEntity
import kr.ac.konkuk.koogle.Model.UserModel
import kr.ac.konkuk.koogle.databinding.ActivityEditArticleBinding
//기존 글의 데이터 읽어오기
class EditArticleActivity : AppCompatActivity() {
lateinit var binding: ActivityEditArticleBinding
lateinit var writerProfileImageUrl: String
private lateinit var searchResult: SearchResultEntity
private lateinit var articleId: String
private lateinit var writerName: String
private lateinit var currentNumber: String
private var isFirstImageUpdate = true
private var selectedUriList: ArrayList<Uri> = arrayListOf()
private var oldFileNameList: ArrayList<String> = arrayListOf()
private var fileNameList: ArrayList<String> = arrayListOf()
private var downloadedUrlList: ArrayList<String> = arrayListOf()
private lateinit var imageAdapter: AddArticleImageAdapter
private val auth: FirebaseAuth by lazy {
Firebase.auth
}
private val firebaseUser = auth.currentUser!!
private val userRef: DatabaseReference by lazy {
Firebase.database.reference.child(DB_USERS)
}
private val currentUserRef: DatabaseReference by lazy {
userRef.child(firebaseUser.uid)
}
private val storage: FirebaseStorage by lazy {
Firebase.storage
}
private val articleRef: DatabaseReference by lazy {
Firebase.database.reference.child(DB_ARTICLES)
}
private val currentArticleRef: DatabaseReference by lazy {
articleRef.child(articleId)
}
private val groupRef: DatabaseReference by lazy {
Firebase.database.reference.child(DB_GROUPS)
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = ActivityEditArticleBinding.inflate(layoutInflater)
setContentView(binding.root)
initDB()
initButton()
initImageRecyclerView()
}
private fun initDB() {
if(::articleId.isInitialized.not()){
intent.let{
articleId = it.getStringExtra(ARTICLE_INFO).toString()
Log.i("EditArticleActivity", "initDB: $articleId")
}
}
currentUserRef.addListenerForSingleValueEvent(object : ValueEventListener {
override fun onDataChange(snapshot: DataSnapshot) {
val userModel: UserModel? = snapshot.getValue(UserModel::class.java)
if (userModel != null) {
Log.d("onDataChange", "userName: ${userModel.userName}")
writerName = userModel.userName
//소셜로그인이든 입력로그인이든 프사가 있으면 가져오도록
writerProfileImageUrl = userModel.userProfileImageUrl
}
}
override fun onCancelled(error: DatabaseError) {
Log.d("onCancelled: ", "데이터로드 실패")
}
})
currentArticleRef.addListenerForSingleValueEvent(object : ValueEventListener {
override fun onDataChange(snapshot: DataSnapshot) {
val articleModel: ArticleModel? = snapshot.getValue(ArticleModel::class.java)
if (articleModel != null) {
binding.titleEditText.setText(articleModel.articleTitle)
binding.recruitmentNumberEditText.setText(articleModel.recruitmentNumber.toString())
binding.locationTextView.text = articleModel.desiredLocation?.fullAddress ?: DEFAULT_LOCATION
if (articleModel.articleImageUrl.isEmpty()) {
binding.imageRecyclerView.visibility = View.GONE
} else {
oldFileNameList = articleModel.articleImageFileName
fileNameList.addAll(oldFileNameList)
initImageRecyclerView()
for (uri in articleModel.articleImageUrl) {
Log.i("uri", Uri.parse(uri).toString())
imageAdapter.addItem(Uri.parse(uri))
}
binding.imageRecyclerView.visibility = View.VISIBLE
}
binding.contentEditText.setText(articleModel.articleContent)
currentNumber = articleModel.currentNumber.toString()
}
}
override fun onCancelled(error: DatabaseError) {
Log.d("EditArticleActivity", "onCancelled: 데이터로드 실패")
}
})
}
private fun initButton() {
binding.imageAddButton.setOnClickListener {
when {
ContextCompat.checkSelfPermission(
this,
android.Manifest.permission.READ_EXTERNAL_STORAGE
) == PackageManager.PERMISSION_GRANTED -> {
//Permission 이 허용이 됬을 경우, ContentProvider 로 넘어감
startContentProvider()
}
//교육용 팝업이 필요한 경우
shouldShowRequestPermissionRationale(android.Manifest.permission.READ_EXTERNAL_STORAGE) -> {
showPermissionContextPopup()
}
else -> {
requestPermissions(
arrayOf(android.Manifest.permission.READ_EXTERNAL_STORAGE),
1010
)
}
}
}
binding.submitButton.setOnClickListener {
val articleTitle = binding.titleEditText.text.toString()
val articleContent = binding.contentEditText.text.toString()
val recruitmentNumber = binding.recruitmentNumberEditText.text.toString().toInt()
if (articleTitle.isEmpty()) {
Toast.makeText(this, "글의 제목을 입력해주세요.", Toast.LENGTH_SHORT).show()
return@setOnClickListener
}
if (articleContent.isEmpty()) {
Toast.makeText(this, "글의 내용을 입력해주세요.", Toast.LENGTH_SHORT).show()
return@setOnClickListener
}
if (currentNumber.toInt() > recruitmentNumber) {
Toast.makeText(this, "이미 설정 인원보다 그룹 인원이 많습니다", Toast.LENGTH_SHORT).show()
return@setOnClickListener
} else {
showProgress()
//중간에 이미지가 있으면 업로드 과정을 추가
selectedUriList = imageAdapter.getUriList()
if (selectedUriList.isNotEmpty()) {
for ((i, uri) in selectedUriList.withIndex()) {
uploadPhoto(uri, i,
//내부 비동기
successHandler = { uploadUri ->
updateImage(uploadUri)
},
errorHandler = {
Toast.makeText(this, "사진 업로드에 실패했습니다.", Toast.LENGTH_SHORT).show()
}
)
}
}
updateArticle(
articleTitle,
articleContent,
recruitmentNumber,
downloadedUrlList
)
updateChatRoom(
articleTitle,
recruitmentNumber,
)
}
}
binding.backButton.setOnClickListener {
val intent = Intent(this, MainActivity::class.java)
startActivity(intent)
finish()
}
binding.locationAddButton.setOnClickListener {
val intent = Intent(this, LocationSearchActivity::class.java)
startActivityForResult(intent, AddArticleActivity.LOCATION_SEARCH_REQUEST_CODE)
}
}
private fun updateChatRoom(
articleTitle: String,
recruitmentNumber: Int
) {
val currentGroupRef = groupRef.child(articleId)
val group = mutableMapOf<String, Any>()
group[ARTICLE_TITLE] = articleTitle
group[RECRUITMENT_NUMBER] = recruitmentNumber
currentGroupRef.updateChildren(group)
hideProgress()
finish()
}
//successHandler의 반환값 String
private fun uploadPhoto(uri: Uri, num: Int, successHandler: (String) -> Unit, errorHandler: () -> Unit) {
//파일명이 중복이 되지 않도록
//이렇게 두면 이거 삭제는 어떻게 하남
val fileName = "${System.currentTimeMillis()}.jpg"
fileNameList.add(fileName)
val fileRef = storage.reference.child(ARTICLE_IMAGE_PATH).child(fileName)
if (uri.toString().contains("http")){
successHandler(uri.toString())
} else {
fileRef.putFile(uri)
//성공했는지 여부를 체크
.addOnCompleteListener {
if (it.isSuccessful) {
storage.reference.child(DBKeys.ARTICLE_IMAGE_PATH)
.child(fileName).downloadUrl
.addOnSuccessListener { uploadedUri ->
successHandler(uploadedUri.toString())
}.addOnFailureListener {
errorHandler()
}
} else {
errorHandler()
}
}
}
}
private fun updateArticle(
articleTitle: String,
articleContent: String,
recruitmentNumber: Int,
uriList: ArrayList<String>
) {
val article = mutableMapOf<String, Any>()
article[ARTICLE_TITLE] = articleTitle
article[ARTICLE_CONTENT] = articleContent
article[ARTICLE_IMAGE_URL] = uriList
article[ARTICLE_IMAGE_FILE_NAME] = fileNameList
article[ARTICLE_CREATED_AT] = System.currentTimeMillis()
article[RECRUITMENT_NUMBER] = recruitmentNumber
if (::searchResult.isInitialized)
article[DESIRED_LOCATION] = searchResult
currentArticleRef.updateChildren(article)
hideProgress()
finish()
}
private fun updateImage(uri: String) {
if (isFirstImageUpdate) {
articleRef.child(articleId).child(DBKeys.ARTICLE_THUMBNAIL_IMAGE_URL).setValue(uri)
isFirstImageUpdate = false
}
val imageRef = articleRef.child(articleId).child(ARTICLE_IMAGE_URL)
downloadedUrlList.add(uri)
imageRef.setValue(downloadedUrlList)
}
override fun onRequestPermissionsResult(
requestCode: Int,
permissions: Array<out String>,
grantResults: IntArray
) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults)
when (requestCode) {
1010 ->
if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
startContentProvider()
} else {
Toast.makeText(this, "권한을 거부하셨습니다", Toast.LENGTH_SHORT).show()
}
}
}
private fun startContentProvider() {
val intent = Intent(Intent.ACTION_GET_CONTENT)
intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true)
intent.type = "image/*"
startActivityForResult(intent, AddArticleActivity.CONTENT_PROVIDER_REQUEST_CODE)
}
private fun showProgress() {
binding.progressBar.isVisible = true
}
private fun hideProgress() {
binding.progressBar.isVisible = false
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
super.onActivityResult(requestCode, resultCode, data)
when (requestCode) {
AddArticleActivity.CONTENT_PROVIDER_REQUEST_CODE -> {
//data 안에 사진의 uri 가 넘어온것
//우선 null 처리
if (data?.data != null && data?.clipData == null) {
initImageRecyclerView()
val uri = data.data
if (uri != null) {
imageAdapter.addItem(uri)
}
if (binding.imageRecyclerView.visibility == View.GONE)
binding.imageRecyclerView.visibility = View.VISIBLE
}
if (data?.clipData != null) {
initImageRecyclerView()
val clipData = data.clipData!!
when (clipData.itemCount) {
in 2..9 -> {
for (i in 0 until clipData.itemCount) {
imageAdapter.addItem(clipData.getItemAt(i).uri)
}
}
else -> {
Toast.makeText(this, "사진은 최대 10개 선택 가능합니다.", Toast.LENGTH_SHORT).show()
}
}
if (binding.imageRecyclerView.visibility == View.GONE)
binding.imageRecyclerView.visibility = View.VISIBLE
}
// else {
// Toast.makeText(this, "사진을 가져오지 못했습니다.", Toast.LENGTH_SHORT).show()
// }
}
AddArticleActivity.LOCATION_SEARCH_REQUEST_CODE -> {
if (resultCode == RESULT_OK) {
searchResult =
data?.getParcelableExtra(AddArticleActivity.SEARCH_RESULT_FINAL)!!
binding.locationTextView.text = searchResult.fullAddress
}
}
}
}
//교육용 팝업
private fun showPermissionContextPopup() {
AlertDialog.Builder(this)
.setTitle("권한이 필요합니다.")
.setMessage("사진을 가져오기 위해 필요합니다.")
.setPositiveButton("동의") { _, _ ->
requestPermissions(arrayOf(android.Manifest.permission.READ_EXTERNAL_STORAGE), 1010)
}
.create()
.show()
}
private fun initImageRecyclerView() {
binding.imageRecyclerView.layoutManager =
LinearLayoutManager(this, LinearLayoutManager.HORIZONTAL, false)
imageAdapter = AddArticleImageAdapter(selectedUriList)
imageAdapter.itemClickListener = object : AddArticleImageAdapter.OnItemClickListener {
override fun OnItemClick(
holder: AddArticleImageAdapter.ViewHolder
) {
imageAdapter.removeItem(holder.adapterPosition)
if (imageAdapter.getUriList().isEmpty())
binding.imageRecyclerView.visibility = View.GONE
}
}
binding.imageRecyclerView.adapter = imageAdapter
val simpleCallback = object : ItemTouchHelper.SimpleCallback(
ItemTouchHelper.RIGHT or ItemTouchHelper.LEFT,
ItemTouchHelper.UP or ItemTouchHelper.DOWN) {
override fun onMove(
recyclerView: RecyclerView,
viewHolder: RecyclerView.ViewHolder,
target: RecyclerView.ViewHolder
): Boolean {
imageAdapter.moveItem(viewHolder.adapterPosition, target.adapterPosition)
return true
}
override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {}
}
val itemTouchHelper = ItemTouchHelper(simpleCallback)
itemTouchHelper.attachToRecyclerView(binding.imageRecyclerView)
}
companion object {
const val DEFAULT_LOCATION = "위치"
}
}