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AddArticleActivity.kt
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AddArticleActivity.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.net.Uri
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.util.Log
import android.view.View
import android.widget.*
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.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 kotlinx.android.synthetic.main.activity_add_article.*
import kr.ac.konkuk.koogle.Adapter.AddArticleImageAdapter
import kr.ac.konkuk.koogle.Adapter.TagAdapter
import kr.ac.konkuk.koogle.DBKeys
import kr.ac.konkuk.koogle.DBKeys.Companion.ADMIN_ID
import kr.ac.konkuk.koogle.DBKeys.Companion.ADMIN_NAME
import kr.ac.konkuk.koogle.DBKeys.Companion.ADMIN_PROFILE_IMAGE_URL
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_ID
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_THUMBNAIL_IMAGE_URL
import kr.ac.konkuk.koogle.DBKeys.Companion.ARTICLE_TITLE
import kr.ac.konkuk.koogle.DBKeys.Companion.CURRENT_NUMBER
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_MAIN_TAGS
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.GROUP_ID
import kr.ac.konkuk.koogle.DBKeys.Companion.GROUP_LAST_CHAT
import kr.ac.konkuk.koogle.DBKeys.Companion.GROUP_LAST_CHAT_CREATED_AT
import kr.ac.konkuk.koogle.DBKeys.Companion.RECRUITMENT_NUMBER
import kr.ac.konkuk.koogle.DBKeys.Companion.USER_ID
import kr.ac.konkuk.koogle.DBKeys.Companion.USER_NAME
import kr.ac.konkuk.koogle.DBKeys.Companion.USER_PROFILE_IMAGE_URL
import kr.ac.konkuk.koogle.DBKeys.Companion.WRITER_ID
import kr.ac.konkuk.koogle.DBKeys.Companion.WRITER_NAME
import kr.ac.konkuk.koogle.DBKeys.Companion.WRITER_PROFILE_IMAGE_URL
import kr.ac.konkuk.koogle.Model.Entity.SearchResultEntity
import kr.ac.konkuk.koogle.Model.TagModel
import kr.ac.konkuk.koogle.Model.UserModel
import kr.ac.konkuk.koogle.databinding.ActivityAddArticleBinding
class AddArticleActivity : AppCompatActivity() {
lateinit var binding: ActivityAddArticleBinding
lateinit var writerProfileImageUrl: String
lateinit var articleId: String
lateinit var writerId: String
private lateinit var writerName:String
private lateinit var searchResult: SearchResultEntity
private var isFirstImageUpdate = true
private var selectedUriList: ArrayList<Uri> = arrayListOf()
private var fileNameList: ArrayList<String> = arrayListOf()
private var downloadedUrlList: ArrayList<String> = arrayListOf()
private lateinit var imageAdapter: AddArticleImageAdapter
private lateinit var tagRecyclerAdapter : TagAdapter
private val auth: FirebaseAuth by lazy {
Firebase.auth
}
private val firebaseUser = auth.currentUser!!
private val storage: FirebaseStorage by lazy {
Firebase.storage
}
private val currentUserRef: DatabaseReference by lazy {
userRef.child(firebaseUser.uid)
}
private val articleRef: DatabaseReference by lazy {
Firebase.database.reference.child(DB_ARTICLES)
}
private val groupRef: DatabaseReference by lazy {
Firebase.database.reference.child(DB_GROUPS)
}
private val userRef: DatabaseReference by lazy {
Firebase.database.reference.child(DB_USERS)
}
private val userGroupRef: DatabaseReference by lazy {
Firebase.database.reference.child(DB_USERS).child(firebaseUser.uid).child(DB_GROUPS).child(articleId)
}
private val currentGroupRef: DatabaseReference by lazy {
groupRef.child(articleId)
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
binding = ActivityAddArticleBinding.inflate(layoutInflater)
setContentView(binding.root)
initDB()
initButton()
initImageRecyclerView()
initRecyclerView()
}
private fun initDB() {
currentUserRef.addListenerForSingleValueEvent(object: ValueEventListener{
override fun onDataChange(snapshot: DataSnapshot) {
val userModel: UserModel? = snapshot.getValue(UserModel::class.java)
if (userModel != null) {
writerName = userModel.userName
writerProfileImageUrl = userModel.userProfileImageUrl
}
}
override fun onCancelled(error: DatabaseError) {
Log.d("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
)
}
}
}
// 글 작성 완료 버튼 클릭시
binding.submitButton.setOnClickListener {
writerId = firebaseUser.uid
articleId = articleRef.push().key.toString()
val articleTitle = binding.titleEditText.text.toString()
val articleContent = binding.contentEditText.text.toString()
val recruitmentNumberText = binding.recruitmentNumberEditText.text.toString()
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 (recruitmentNumberText.isEmpty()) {
Toast.makeText(this, "모집인원을 입력해주세요.", Toast.LENGTH_SHORT).show()
return@setOnClickListener
}
showProgress()
val recruitmentNumber = recruitmentNumberText.toInt()
//중간에 이미지가 있으면 업로드 과정을 추가
selectedUriList = imageAdapter.getUriList()
if (selectedUriList.isNotEmpty()) {
for ((i, uri) in selectedUriList.withIndex()) {
uploadPhoto(uri, i,
//내부 비동기
successHandler = { uploadedUri ->
updateImage(uploadedUri)
},
errorHandler = {
Toast.makeText(this, "사진 업로드에 실패했습니다.", Toast.LENGTH_SHORT).show()
}
)
}
}
uploadArticle(
writerId,
writerName,
writerProfileImageUrl,
articleId,
articleTitle,
articleContent,
recruitmentNumber,
downloadedUrlList,
tagRecyclerAdapter.data
)
createChatRoom(
writerId,
writerName,
writerProfileImageUrl,
articleTitle,
recruitmentNumber
)
addUserGroup(articleId, articleTitle)
}
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, LOCATION_SEARCH_REQUEST_CODE)
}
binding.tagAddButton.setOnClickListener {
val intent = Intent(this, AddNewTagActivity::class.java)
startActivityForResult(intent, AddArticleActivity.TAG_ADD_REQUEST_CODE)
}
}
private fun addUserGroup(articleId: String, articleTitle: String) {
val userGroup = mutableMapOf<String, Any>()
userGroup[GROUP_ID] = articleId
userGroup[ARTICLE_TITLE] = articleTitle
userGroupRef.updateChildren(userGroup)
}
private fun createChatRoom(
adminId: String,
adminName: String,
adminProfileImageUrl: String,
articleTitle: String,
recruitmentNumber: Int)
{
val group = mutableMapOf<String, Any>()
group[GROUP_ID] = articleId
group[ARTICLE_TITLE] = articleTitle
group[ADMIN_ID] = adminId
group[ADMIN_NAME] = adminName
group[ADMIN_PROFILE_IMAGE_URL] = adminProfileImageUrl
group[RECRUITMENT_NUMBER] = recruitmentNumber
group[CURRENT_NUMBER] = 1
group[GROUP_LAST_CHAT] = ""
group[GROUP_LAST_CHAT_CREATED_AT] = 0
// currentGroupRef.setValue(group)
currentGroupRef.updateChildren(group)
//채팅방 생성 후에 방장(admin)이 채팅방에 참여자로 등록
//채팅방은 유저 ref와 메세지 ref로 구성
val currentGroupUserRef = currentGroupRef.child(DB_USERS).child(adminId)
val user = mutableMapOf<String, Any>()
user[USER_ID] = adminId
user[USER_NAME] = adminName
user[USER_PROFILE_IMAGE_URL] = adminProfileImageUrl
// currentGroupUserRef.setValue(user)
currentGroupUserRef.updateChildren(user)
hideProgress()
finish()
}
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)
storage.reference.child(ARTICLE_IMAGE_PATH).child(fileName)
.putFile(uri)
//성공했는지 여부를 체크
.addOnCompleteListener {
if (it.isSuccessful) {
storage.reference.child(ARTICLE_IMAGE_PATH).child(fileName).downloadUrl
.addOnSuccessListener { uploadedUri ->
successHandler(uploadedUri.toString())
}.addOnFailureListener {
errorHandler()
}
} else {
errorHandler()
}
}
}
private fun uploadArticle(
writerId: String,
writerName: String,
writerProfileImageUrl: String,
articleId: String,
articleTitle: String,
articleContent: String,
recruitmentNumber: Int,
uriList: ArrayList<String>,
tagList: MutableList<TagModel>
) {
val currentArticleRef = articleRef.child(articleId)
val article = mutableMapOf<String, Any>()
article[ARTICLE_ID] = articleId
article[ARTICLE_TITLE] = articleTitle
article[ARTICLE_CONTENT] = articleContent
article[ARTICLE_IMAGE_URL] = uriList
article[ARTICLE_CREATED_AT] = System.currentTimeMillis()
article[WRITER_ID] = writerId
article[WRITER_NAME] = writerName
article[WRITER_PROFILE_IMAGE_URL] = writerProfileImageUrl
article[RECRUITMENT_NUMBER] = recruitmentNumber
article[CURRENT_NUMBER] = 1
article[ARTICLE_IMAGE_FILE_NAME] = fileNameList
if (::searchResult.isInitialized)
article[DESIRED_LOCATION] = searchResult
// 태그 정보 추가
if(!tagList.isNullOrEmpty()){
val tags = mutableMapOf<String, Any>()
for((j, value) in tagList.withIndex()){
val newTag = mutableMapOf<String, Any>()
val newSubTag = mutableMapOf<String, Any>()
for ((i, s) in value.sub_tag_list.withIndex()) {
val content = s.split(" ")
// 만약 아무 내용 없는 서브 태그가 있으면 무시한다.
if(content[0]==null || content[0]==""|| content[0]==" ")
continue
newSubTag[content[0]] = i
}
newTag[DBKeys.TAG_INDEX] = j
newTag[DBKeys.SUB_TAGS] = newSubTag
newTag[DBKeys.TAG_TYPE] = value.tag_type
newTag[DBKeys.TAG_VALUE] = value.value
tags[value.main_tag_name] = newTag
}
article[DB_MAIN_TAGS] = tags
pushDBTag()
}
// currentArticleRef.updateChildren(article)
currentArticleRef.setValue(article)
hideProgress()
finish()
}
// 전체 Tag DB 에 Tag 변경사항 반영 (사용 횟수 증가)
private fun pushDBTag(){
var tagRef = Firebase.database.reference.child(DBKeys.DB_MAIN_TAGS)
for ((key, value) in tagRecyclerAdapter.data) {
tagRef.child(key)
.addListenerForSingleValueEvent(object : ValueEventListener {
override fun onDataChange(snapshot: DataSnapshot) {
// DB 에 같은 값이 있음: 사용 회수 증가
if (snapshot.childrenCount > 0) {
// 사용 회수 의미적으로 증가(=감소)
tagRef.child(key).child(DBKeys.USED).setValue(
snapshot.child(DBKeys.USED).value.toString().toInt() - 1
)
}
}
override fun onCancelled(error: DatabaseError) {}
})
}
}
private fun updateImage(uri: String) {
if (isFirstImageUpdate) {
articleRef.child(articleId).child(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.createChooser(intent, ""), CONTENT_PROVIDER_REQUEST_CODE)
}
private fun showProgress() {
binding.progressBar.isVisible = true
}
private fun hideProgress() {
binding.progressBar.isVisible = false
}
// new Tag Activity 로부터 전달받은 데이타를 리사이클러뷰 어댑터로 전달
// resultData: new Tag Activity 로부터 전해받은 Data
private fun tossToAdapter(resultData: HashMap<String, TagModel>? = null){
var newList:ArrayList<TagModel> = arrayListOf()
for((key, value) in resultData!!){
newList.add(value)
}
tagRecyclerAdapter.updateData(newList)
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
super.onActivityResult(requestCode, resultCode, data)
when (requestCode) {
TAG_ADD_REQUEST_CODE -> {
// 새 태그 추가 액티비티에서 전달받은 경우
val data = data?.extras?.getSerializable("selectedTags")
if(data!=null)
tossToAdapter(data as HashMap<String, TagModel>)
}
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()
// }
}
LOCATION_SEARCH_REQUEST_CODE -> {
if(resultCode == RESULT_OK){
searchResult = data?.getParcelableExtra(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)
}
// 태그 관련 리사이클러뷰 초기화
private fun initRecyclerView(){
initTagRecyclerView(arrayListOf())
}
// 태그 관련 리사이클러뷰 초기화
private fun initTagRecyclerView(data: ArrayList<TagModel>){
binding.tagRecyclerView.layoutManager = LinearLayoutManager(this)
tagRecyclerAdapter = TagAdapter(this, data, true)
// 서브태그들 클릭했을 때 이벤트 구현
tagRecyclerAdapter.subTagClickListener = object : TagAdapter.OnItemClickListener {
override fun onItemClick(
holder: TagAdapter.DefaultViewHolder,
view: EditText,
data: TagModel,
position: Int
) {
}
}
binding.tagRecyclerView.adapter = tagRecyclerAdapter
val simpleCallBack = object : ItemTouchHelper.SimpleCallback(
ItemTouchHelper.DOWN or ItemTouchHelper.UP,
ItemTouchHelper.RIGHT
) {
override fun onMove(
recyclerView: RecyclerView,
viewHolder: RecyclerView.ViewHolder,
target: RecyclerView.ViewHolder
): Boolean {
tagRecyclerAdapter.moveItem(viewHolder.adapterPosition, target.adapterPosition)
return true
}
override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {
tagRecyclerAdapter.removeItem(viewHolder.adapterPosition)
}
}
val itemTouchHelper = ItemTouchHelper(simpleCallBack)
itemTouchHelper.attachToRecyclerView(binding.tagRecyclerView)
}
companion object {
const val LOCATION_SEARCH_REQUEST_CODE = 100
const val CONTENT_PROVIDER_REQUEST_CODE = 200
const val TAG_ADD_REQUEST_CODE = 300
const val SEARCH_RESULT_FINAL = "SEARCH_RESULT_FINAL"
}
}