fix: code cleanup | reply/edit stability

app/src/main/java/ani/dantotsu/connections/comments/CommentsAPI.kt

@@ -194,10 +194,23 @@ object CommentsAPI {
             429 -> "Rate limited. :("
             else -> "Failed to connect"
         }
-        snackString("Error $code: ${reason ?: error}")
+        val parsed = try {
+            Json.decodeFromString<ErrorResponse>(reason!!)
+        } catch (e: Exception) {
+            null
+        }
+        val message = parsed?.message ?: reason ?: error
+
+        snackString("Error $code: $message")
     }
 }
 
+@Serializable
+data class ErrorResponse(
+    @SerialName("message")
+    val message: String
+)
+
 @Serializable
 data class AuthResponse(
     @SerialName("authToken")

app/src/main/java/ani/dantotsu/media/comments/CommentItem.kt

@@ -26,13 +26,14 @@ import java.util.TimeZone
 class CommentItem(val comment: Comment,
                   private val markwon: Markwon,
                   private val section: Section,
-                  private val editCallback: (CommentItem) -> Unit,
+                  private val commentsActivity: CommentsActivity,
-                  private val viewReplyCallback: (CommentItem) -> Unit,
-                    private val replyCallback: (CommentItem) -> Unit
 ) : BindableItem<ItemCommentsBinding>() {
     var binding: ItemCommentsBinding? = null
     val adapter = GroupieAdapter()
     val repliesSection = Section()
+    private var isEditing = false
+    private var isReplying = false
+    private var repliesVisible = false
 
     init {
         adapter.add(repliesSection)
@@ -58,37 +59,25 @@ class CommentItem(val comment: Comment,
         }
         viewBinding.commentReply.visibility = View.VISIBLE
         viewBinding.commentTotalReplies.setOnClickListener {
-            viewBinding.commentTotalReplies.visibility = View.GONE
+            if (repliesVisible) {
-            viewReplyCallback(this)
+                repliesSection.clear()
-        }
+                viewBinding.commentTotalReplies.text = "View ${comment.replyCount} repl${if (comment.replyCount == 1) "y" else "ies"}"
-        var isEditing = false
+                repliesVisible = false
-        var isReplying = false
-        viewBinding.commentEdit.setOnClickListener {
-            if (!isEditing) {
-                viewBinding.commentEdit.text = currActivity()!!.getString(R.string.cancel)
-                isEditing = true
-                isReplying = false
-                viewBinding.commentReply.text = "Reply"
-                editCallback(this)
             } else {
-                viewBinding.commentEdit.text = currActivity()!!.getString(R.string.edit)
+                viewBinding.commentTotalReplies.text = "Hide Replies"
-                isEditing = false
+                repliesSection.clear()
-                editCallback(this)
+                commentsActivity.viewReplyCallback(this)
+                repliesVisible = true
             }
+        }
 
+        viewBinding.commentEdit.setOnClickListener {
+            editing(!isEditing)
+            commentsActivity.editCallback(this)
         }
         viewBinding.commentReply.setOnClickListener {
-            if (!isReplying) {
+            replying(!isReplying)
-                viewBinding.commentReply.text = currActivity()!!.getString(R.string.cancel)
+            commentsActivity.replyCallback(this)
-                isReplying = true
-                isEditing = false
-                viewBinding.commentEdit.text = currActivity()!!.getString(R.string.edit)
-                replyCallback(this)
-            } else {
-                viewBinding.commentReply.text = "Reply"
-                isReplying = false
-                replyCallback(this)
-            }
         }
         viewBinding.modBadge.visibility = if (comment.isMod == true) View.VISIBLE else View.GONE
         viewBinding.adminBadge.visibility = if (comment.isAdmin == true) View.VISIBLE else View.GONE
@@ -165,6 +154,16 @@ class CommentItem(val comment: Comment,
         return ItemCommentsBinding.bind(view)
     }
 
+    fun replying(isReplying: Boolean) {
+        binding?.commentReply?.text = if (isReplying) currActivity()!!.getString(R.string.cancel) else "Reply"
+        this.isReplying = isReplying
+    }
+
+    fun editing(isEditing: Boolean) {
+        binding?.commentEdit?.text = if (isEditing) currActivity()!!.getString(R.string.cancel) else currActivity()!!.getString(R.string.edit)
+        this.isEditing = isEditing
+    }
+
     private fun setVoteButtons(viewBinding: ItemCommentsBinding) {
         when (comment.userVoteType) {
             1 -> {

app/src/main/java/ani/dantotsu/media/comments/CommentsActivity.kt

@@ -11,6 +11,8 @@ import androidx.lifecycle.lifecycleScope
 import androidx.recyclerview.widget.LinearLayoutManager
 import ani.dantotsu.R
 import ani.dantotsu.connections.anilist.Anilist
+import ani.dantotsu.connections.comments.Comment
+import ani.dantotsu.connections.comments.CommentResponse
 import ani.dantotsu.connections.comments.CommentsAPI
 import ani.dantotsu.databinding.ActivityCommentsBinding
 import ani.dantotsu.initActivity
@@ -43,10 +45,18 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import java.text.SimpleDateFormat
+import java.util.Locale
 import java.util.TimeZone
 
 class CommentsActivity : AppCompatActivity() {
     lateinit var binding: ActivityCommentsBinding
+    private var interactionState = InteractionState.NONE
+    private var commentWithInteraction: CommentItem? = null
+    private val section = Section()
+    private val adapter = GroupieAdapter()
+    private var mediaId: Int = -1
+    var pagesLoaded = 1
+    var totalPages = 1
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -60,9 +70,8 @@ class CommentsActivity : AppCompatActivity() {
             snackString("Invalid Media ID")
             finish()
         }
+        this.mediaId = mediaId
 
-        val adapter = GroupieAdapter()
-        val section = Section()
         val markwon = buildMarkwon()
 
         binding.commentUserAvatar.loadImage(Anilist.avatar)
@@ -74,250 +83,88 @@ class CommentsActivity : AppCompatActivity() {
             )
         )
         binding.commentReplyToContainer.visibility = View.GONE //TODO: implement reply
-        var editing = false
-        var editingCommentId = -1
-        var replying = false
-        var replyingComment: CommentItem? = null
-        fun editCallback(comment: CommentItem) {
-            replying = false
-            replyingComment = null
-            if (editingCommentId == comment.comment.commentId) {
-                editing = false
-                editingCommentId = -1
-                binding.commentInput.setText("")
-                val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
-                imm.hideSoftInputFromWindow(binding.commentInput.windowToken, 0)
-            } else {
-                editing = true
-                editingCommentId = comment.comment.commentId
-                binding.commentInput.setText(comment.comment.content)
-                binding.commentInput.requestFocus()
-                binding.commentInput.setSelection(binding.commentInput.text.length)
-                val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
-                imm.showSoftInput(binding.commentInput, InputMethodManager.SHOW_IMPLICIT)
-            }
-
-        }
-
-        fun replyCallback(comment: CommentItem) {
-            editing = false
-            editingCommentId = -1
-            if (replyingComment?.comment?.commentId == comment.comment.commentId) {
-                replying = false
-                replyingComment = null
-                binding.commentInput.setText("")
-                val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
-                imm.hideSoftInputFromWindow(binding.commentInput.windowToken, 0)
-            } else {
-                replying = true
-                replyingComment = comment
-                binding.commentInput.requestFocus()
-                binding.commentInput.setSelection(binding.commentInput.text.length)
-                val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
-                imm.showSoftInput(binding.commentInput, InputMethodManager.SHOW_IMPLICIT)
-            }
-        }
-
-        fun viewReplyCallback(comment: CommentItem) {
-            lifecycleScope.launch {
-                val replies = withContext(Dispatchers.IO) {
-                    CommentsAPI.getRepliesFromId(comment.comment.commentId)
-                }
-                replies?.comments?.forEach {
-                    comment.repliesSection.add(CommentItem(it, buildMarkwon(), comment.repliesSection, { comment ->
-                        editCallback(comment)
-                    }, { comment ->
-                        viewReplyCallback(comment)
-                    }, { comment ->
-                        replyCallback(comment)
-                    }))
-                }
-            }
-        }
 
         binding.commentsRefresh.setOnRefreshListener {
             lifecycleScope.launch {
-                binding.commentsList.visibility = View.GONE
+                loadAndDisplayComments()
-                adapter.clear()
-                section.clear()
-                withContext(Dispatchers.IO) {
-                    val comments = CommentsAPI.getCommentsForId(mediaId)
-                    val sorted = when (PrefManager.getVal(PrefName.CommentSortOrder, "newest")) {
-                        "newest" -> comments?.comments?.sortedByDescending { comment ->
-                            CommentItem.timestampToMillis(comment.timestamp)
-                        }
-
-                        "oldest" -> comments?.comments?.sortedBy { comment ->
-                            CommentItem.timestampToMillis(comment.timestamp)
-                        }
-
-                        "highest_rated" -> comments?.comments?.sortedByDescending { comment ->
-                            comment.upvotes - comment.downvotes
-                        }
-
-                        "lowest_rated" -> comments?.comments?.sortedBy { comment ->
-                            comment.upvotes - comment.downvotes
-                        }
-
-                        else -> comments?.comments
-                    }
-                    sorted?.forEach {
-                        withContext(Dispatchers.Main) {
-                            section.add(CommentItem(it, buildMarkwon(), section, { comment ->
-                                editCallback(comment)
-                            }, { comment ->
-                                viewReplyCallback(comment)
-                            }, { comment ->
-                                replyCallback(comment)
-                            }))
-                        }
-                    }
-                }
-                adapter.add(section)
-                binding.commentsList.visibility = View.VISIBLE
                 binding.commentsRefresh.isRefreshing = false
             }
         }
 
-        var pagesLoaded = 1
-        var totalPages = 1
         binding.commentsList.adapter = adapter
         binding.commentsList.layoutManager = LinearLayoutManager(this)
+
         lifecycleScope.launch {
-            binding.commentsProgressBar.visibility = View.VISIBLE
+            loadAndDisplayComments()
-            binding.commentsList.visibility = View.GONE
-            withContext(Dispatchers.IO) {
-                val comments = CommentsAPI.getCommentsForId(mediaId)
-                val sorted = when (PrefManager.getVal(PrefName.CommentSortOrder, "newest")) {
-                    "newest" -> comments?.comments?.sortedByDescending { comment ->
-                        CommentItem.timestampToMillis(comment.timestamp)
-                    }
-
-                    "oldest" -> comments?.comments?.sortedBy { comment ->
-                        CommentItem.timestampToMillis(comment.timestamp)
-                    }
-
-                    "highest_rated" -> comments?.comments?.sortedByDescending { comment ->
-                        comment.upvotes - comment.downvotes
-                    }
-
-                    "lowest_rated" -> comments?.comments?.sortedBy { comment ->
-                        comment.upvotes - comment.downvotes
-                    }
-
-                    else -> comments?.comments
-                }
-                sorted?.forEach {
-                    withContext(Dispatchers.Main) {
-                        section.add(CommentItem(it, buildMarkwon(), section, { comment ->
-                            editCallback(comment)
-                        }, { comment ->
-                            viewReplyCallback(comment)
-                        }, { comment ->
-                            replyCallback(comment)
-                        }))
-                    }
-                }
-                totalPages = comments?.totalPages ?: 1
-            }
-            binding.commentsProgressBar.visibility = View.GONE
-            binding.commentsList.visibility = View.VISIBLE
-            adapter.add(section)
         }
 
-        binding.commentSort.setOnClickListener {
+        binding.commentSort.setOnClickListener { view ->
-            val popup = PopupMenu(this, it)
+            fun sortComments(sortOrder: String) {
-            popup.setOnMenuItemClickListener { item ->
+                val groups = section.groups
-                when (item.itemId) {
+                when (sortOrder) {
-                    R.id.comment_sort_newest -> {
+                    "newest" -> groups.sortByDescending { CommentItem.timestampToMillis((it as CommentItem).comment.timestamp) }
-                        PrefManager.setVal(PrefName.CommentSortOrder, "newest")
+                    "oldest" -> groups.sortBy { CommentItem.timestampToMillis((it as CommentItem).comment.timestamp) }
-                        val groups = section.groups
+                    "highest_rated" -> groups.sortByDescending { (it as CommentItem).comment.upvotes - it.comment.downvotes }
-                        groups.sortByDescending { comment ->
+                    "lowest_rated" -> groups.sortBy { (it as CommentItem).comment.upvotes - it.comment.downvotes }
-                            comment as CommentItem
-                            CommentItem.timestampToMillis(comment.comment.timestamp)
-                        }
-                        section.update(groups)
-                        binding.commentsList.scrollToPosition(0)
-                    }
-
-                    R.id.comment_sort_oldest -> {
-                        PrefManager.setVal(PrefName.CommentSortOrder, "oldest")
-                        val groups = section.groups
-                        groups.sortBy { comment ->
-                            comment as CommentItem
-                            CommentItem.timestampToMillis(comment.comment.timestamp)
-                        }
-                        section.update(groups)
-                        binding.commentsList.scrollToPosition(0)
-                    }
-
-                    R.id.comment_sort_highest_rated -> {
-                        PrefManager.setVal(PrefName.CommentSortOrder, "highest_rated")
-                        val groups = section.groups
-                        groups.sortByDescending { comment ->
-                            comment as CommentItem
-                            comment.comment.upvotes - comment.comment.downvotes
-                        }
-                        section.update(groups)
-                        binding.commentsList.scrollToPosition(0)
-                    }
-
-                    R.id.comment_sort_lowest_rated -> {
-                        PrefManager.setVal(PrefName.CommentSortOrder, "lowest_rated")
-                        val groups = section.groups
-                        groups.sortBy { comment ->
-                            comment as CommentItem
-                            comment.comment.upvotes - comment.comment.downvotes
-                        }
-                        section.update(groups)
-                        binding.commentsList.scrollToPosition(0)
-                    }
                 }
+                section.update(groups)
+            }
+
+            val popup = PopupMenu(this, view)
+            popup.setOnMenuItemClickListener { item ->
+                val sortOrder = when (item.itemId) {
+                    R.id.comment_sort_newest -> "newest"
+                    R.id.comment_sort_oldest -> "oldest"
+                    R.id.comment_sort_highest_rated -> "highest_rated"
+                    R.id.comment_sort_lowest_rated -> "lowest_rated"
+                    else -> return@setOnMenuItemClickListener false
+                }
+
+                PrefManager.setVal(PrefName.CommentSortOrder, sortOrder)
+                sortComments(sortOrder)
+                binding.commentsList.scrollToPosition(0)
                 true
             }
             popup.inflate(R.menu.comments_sort_menu)
             popup.show()
         }
 
-        var fetching = false
+        var isFetching  = false
         //if we have scrolled to the bottom of the list, load more comments
-        binding.commentsList.addOnScrollListener(object :
+        binding.commentsList.addOnScrollListener(object : androidx.recyclerview.widget.RecyclerView.OnScrollListener() {
-            androidx.recyclerview.widget.RecyclerView.OnScrollListener() {
+            override fun onScrolled(recyclerView: androidx.recyclerview.widget.RecyclerView, dx: Int, dy: Int) {
-            override fun onScrolled(
-                recyclerView: androidx.recyclerview.widget.RecyclerView,
-                dx: Int,
-                dy: Int
-            ) {
                 super.onScrolled(recyclerView, dx, dy)
-                if (!recyclerView.canScrollVertically(1)) {
+                if (shouldLoadMoreComments(recyclerView)) {
-                    if (pagesLoaded < totalPages && !fetching) {
+                    loadMoreComments()
-                        fetching = true
+                }
-                        lifecycleScope.launch {
+            }
-                            withContext(Dispatchers.IO) {
+
-                                val comments =
+            private fun shouldLoadMoreComments(recyclerView: androidx.recyclerview.widget.RecyclerView): Boolean {
-                                    CommentsAPI.getCommentsForId(mediaId, pagesLoaded + 1)
+                return !recyclerView.canScrollVertically(1) && pagesLoaded < totalPages && !isFetching
-                                comments?.comments?.forEach {
+            }
-                                    withContext(Dispatchers.Main) {
+
-                                        section.add(
+            private fun loadMoreComments() {
-                                            CommentItem(
+                isFetching = true
-                                                it,
+                lifecycleScope.launch {
-                                                buildMarkwon(),
+                    val comments = fetchComments()
-                                                section, { comment ->
+                    comments?.comments?.forEach { comment ->
-                                                    editCallback(comment)
+                        updateUIWithComment(comment)
-                                                }, { comment ->
-                                                    viewReplyCallback(comment)
-                                                }, { comment ->
-                                                    replyCallback(comment)
-                                                })
-                                        )
-                                    }
-                                }
-                                totalPages = comments?.totalPages ?: 1
-                            }
-                            pagesLoaded++
-                            fetching = false
-                        }
                     }
+                    totalPages = comments?.totalPages ?: 1
+                    pagesLoaded++
+                    isFetching = false
+                }
+            }
+
+            private suspend fun fetchComments(): CommentResponse? {
+                return withContext(Dispatchers.IO) {
+                    CommentsAPI.getCommentsForId(mediaId, pagesLoaded + 1)
+                }
+            }
+
+            private suspend fun updateUIWithComment(comment: Comment) {
+                withContext(Dispatchers.Main) {
+                    section.add(CommentItem(comment, buildMarkwon(), section, this@CommentsActivity))
                 }
             }
         })
@@ -342,111 +189,235 @@ class CommentsActivity : AppCompatActivity() {
                 snackString("You are banned from commenting :(")
                 return@setOnClickListener
             }
-            fun onSuccess() {
-                binding.commentInput.text.toString().let {
-                    if (it.isNotEmpty()) {
-                        binding.commentInput.text.clear()
-                        lifecycleScope.launch {
-                            if (editing) {
-                                val success = withContext(Dispatchers.IO) {
-                                    CommentsAPI.editComment(editingCommentId, it)
-                                }
-                                if (success) {
-                                    val groups = section.groups
-                                    groups.forEach { item ->
-                                        if (item is CommentItem) {
-                                            if (item.comment.commentId == editingCommentId) {
-                                                item.comment.content = it
-                                                val dateFormat =
-                                                    SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'")
-                                                dateFormat.timeZone =
-                                                    TimeZone.getTimeZone("UTC")
-                                                item.comment.timestamp =
-                                                    dateFormat.format(System.currentTimeMillis())
-                                                item.notifyChanged()
-                                                snackString("Comment edited")
-                                            }
-                                        }
-
-                                    }
-                                }
-                            } else {
-                                val success = withContext(Dispatchers.IO) {
-                                    CommentsAPI.comment(mediaId, if (replying) replyingComment!!.comment.commentId else null, it)
-                                }
-                                if (success != null)
-                                    if (replying) {
-                                        replyingComment?.repliesSection?.add(
-                                            0,
-                                            CommentItem(
-                                                success,
-                                                buildMarkwon(),
-                                                replyingComment?.repliesSection!!, { comment ->
-                                                    editCallback(comment)
-                                                }, { comment ->
-                                                    viewReplyCallback(comment)
-                                                }, { comment ->
-                                                    replyCallback(comment)
-                                                })
-                                        )
-                                    } else {
-                                        section.add(
-                                            0,
-                                            CommentItem(
-                                                success,
-                                                buildMarkwon(),
-                                                section, { comment ->
-                                                    editCallback(comment)
-                                                }, { comment ->
-                                                    viewReplyCallback(comment)
-                                                }, { comment ->
-                                                    replyCallback(comment)
-                                                })
-                                        )
-                                    }
-                            }
-                        }
-                    } else {
-                        snackString("Comment cannot be empty")
-                    }
-                }
-            }
-
-            val firstComment = PrefManager.getVal<Boolean>(PrefName.FirstComment)
-            if (firstComment) {
-                //show a dialog explaining the rules
-                val alertDialog = android.app.AlertDialog.Builder(this, R.style.MyPopup)
-                    .setTitle("Commenting Rules")
-                    .setMessage(
-                        "I WILL BAN YOU WITHOUT HESITATION\n" +
-                                "1. No racism\n" +
-                                "2. No hate speech\n" +
-                                "3. No spam\n" +
-                                "4. No NSFW content\n" +
-                                "6. ENGLISH ONLY\n" +
-                                "7. No self promotion\n" +
-                                "8. No impersonation\n" +
-                                "9. No harassment\n" +
-                                "10. No illegal content\n" +
-                                "11. Anything you know you shouldn't comment\n"
-                    )
-                    .setPositiveButton("I Understand") { dialog, _ ->
-                        dialog.dismiss()
-                        PrefManager.setVal(PrefName.FirstComment, false)
-                        onSuccess()
-                    }
-                    .setNegativeButton("Cancel") { dialog, _ ->
-                        dialog.dismiss()
-                    }
-                val dialog = alertDialog.show()
-                dialog?.window?.setDimAmount(0.8f)
 
+            if (PrefManager.getVal(PrefName.FirstComment)) {
+                showCommentRulesDialog()
             } else {
-                onSuccess()
+                processComment()
             }
         }
     }
 
+    enum class InteractionState {
+        NONE, EDIT, REPLY
+    }
+
+    private suspend fun loadAndDisplayComments() {
+        binding.commentsProgressBar.visibility = View.VISIBLE
+        binding.commentsList.visibility = View.GONE
+        adapter.clear()
+        section.clear()
+
+        val comments = withContext(Dispatchers.IO) {
+            CommentsAPI.getCommentsForId(mediaId)
+        }
+
+        val sortedComments = sortComments(comments?.comments)
+        sortedComments.forEach {
+            withContext(Dispatchers.Main) {
+                section.add(CommentItem(it, buildMarkwon(), section, this@CommentsActivity))
+            }
+        }
+
+        totalPages = comments?.totalPages ?: 1
+        binding.commentsProgressBar.visibility = View.GONE
+        binding.commentsList.visibility = View.VISIBLE
+        adapter.add(section)
+    }
+
+    private fun sortComments(comments: List<Comment>?): List<Comment> {
+        if (comments == null) return emptyList()
+        val sortOrder = PrefManager.getVal(PrefName.CommentSortOrder, "newest")
+        return when (sortOrder) {
+            "newest" -> comments.sortedByDescending { CommentItem.timestampToMillis(it.timestamp) }
+            "oldest" -> comments.sortedBy { CommentItem.timestampToMillis(it.timestamp) }
+            "highest_rated" -> comments.sortedByDescending { it.upvotes - it.downvotes }
+            "lowest_rated" -> comments.sortedBy { it.upvotes - it.downvotes }
+            else -> comments
+        }
+    }
+
+    /**
+     * Resets the old state of the comment input
+     * @return the old state
+     */
+    private fun resetOldState(): InteractionState {
+        val oldState = interactionState
+        interactionState = InteractionState.NONE
+        return when (oldState) {
+            InteractionState.EDIT -> {
+                binding.commentInput.setText("")
+                val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
+                imm.hideSoftInputFromWindow(binding.commentInput.windowToken, 0)
+                commentWithInteraction?.editing(false)
+                InteractionState.EDIT
+            }
+
+            InteractionState.REPLY -> {
+                binding.commentInput.setText("")
+                val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
+                imm.hideSoftInputFromWindow(binding.commentInput.windowToken, 0)
+                commentWithInteraction?.replying(false)
+                InteractionState.REPLY
+            }
+
+            else -> {
+                InteractionState.NONE
+            }
+        }
+    }
+
+    /**
+     * Callback from the comment item to edit the comment
+     * Called every time the edit button is clicked
+     * @param comment the comment to edit
+     */
+    fun editCallback(comment: CommentItem) {
+        if (resetOldState() == InteractionState.EDIT) return
+        commentWithInteraction = comment
+        binding.commentInput.setText(comment.comment.content)
+        binding.commentInput.requestFocus()
+        binding.commentInput.setSelection(binding.commentInput.text.length)
+        val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
+        imm.showSoftInput(binding.commentInput, InputMethodManager.SHOW_IMPLICIT)
+        interactionState = InteractionState.EDIT
+    }
+
+    /**
+     * Callback from the comment item to reply to the comment
+     * Called every time the reply button is clicked
+     * @param comment the comment to reply to
+     */
+    fun replyCallback(comment: CommentItem) {
+        if (resetOldState() == InteractionState.REPLY) return
+        commentWithInteraction = comment
+        binding.commentInput.requestFocus()
+        binding.commentInput.setSelection(binding.commentInput.text.length)
+        val imm = getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
+        imm.showSoftInput(binding.commentInput, InputMethodManager.SHOW_IMPLICIT)
+        interactionState = InteractionState.REPLY
+    }
+
+    fun viewReplyCallback(comment: CommentItem) {
+        lifecycleScope.launch {
+            val replies = withContext(Dispatchers.IO) {
+                CommentsAPI.getRepliesFromId(comment.comment.commentId)
+            }
+            replies?.comments?.forEach {
+                comment.repliesSection.add(
+                    CommentItem(
+                        it,
+                        buildMarkwon(),
+                        comment.repliesSection,
+                        this@CommentsActivity)
+                )
+            }
+        }
+    }
+
+    /**
+     * Shows the comment rules dialog
+     * Called when the user tries to comment for the first time
+     */
+    private fun showCommentRulesDialog() {
+        val alertDialog = android.app.AlertDialog.Builder(this, R.style.MyPopup)
+            .setTitle("Commenting Rules")
+            .setMessage(
+                "I WILL BAN YOU WITHOUT HESITATION\n" +
+                        "1. No racism\n" +
+                        "2. No hate speech\n" +
+                        "3. No spam\n" +
+                        "4. No NSFW content\n" +
+                        "6. ENGLISH ONLY\n" +
+                        "7. No self promotion\n" +
+                        "8. No impersonation\n" +
+                        "9. No harassment\n" +
+                        "10. No illegal content\n" +
+                        "11. Anything you know you shouldn't comment\n"
+            )
+            .setPositiveButton("I Understand") { dialog, _ ->
+                dialog.dismiss()
+                PrefManager.setVal(PrefName.FirstComment, false)
+                processComment()
+            }
+            .setNegativeButton("Cancel") { dialog, _ ->
+                dialog.dismiss()
+            }
+        val dialog = alertDialog.show()
+        dialog?.window?.setDimAmount(0.8f)
+    }
+
+    private fun processComment() {
+        val commentText = binding.commentInput.text.toString()
+        if (commentText.isEmpty()) {
+            snackString("Comment cannot be empty")
+            return
+        }
+
+        binding.commentInput.text.clear()
+        lifecycleScope.launch {
+            if (interactionState == InteractionState.EDIT) {
+                handleEditComment(commentText)
+            } else {
+                handleNewComment(commentText)
+            }
+        }
+    }
+
+    private suspend fun handleEditComment(commentText: String) {
+        val success = withContext(Dispatchers.IO) {
+            CommentsAPI.editComment(commentWithInteraction?.comment?.commentId ?: return@withContext false, commentText)
+        }
+        if (success) {
+            updateCommentInSection(commentText)
+        }
+    }
+
+    private fun updateCommentInSection(commentText: String) {
+        val groups = section.groups
+        groups.forEach { item ->
+            if (item is CommentItem && item.comment.commentId == commentWithInteraction?.comment?.commentId) {
+                updateCommentItem(item, commentText)
+                snackString("Comment edited")
+            }
+        }
+    }
+
+    private fun updateCommentItem(item: CommentItem, commentText: String) {
+        item.comment.content = commentText
+        val dateFormat = SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.getDefault())
+        dateFormat.timeZone = TimeZone.getTimeZone("UTC")
+        item.comment.timestamp = dateFormat.format(System.currentTimeMillis())
+        item.notifyChanged()
+    }
+
+    private suspend fun handleNewComment(commentText: String) {
+        val success = withContext(Dispatchers.IO) {
+            CommentsAPI.comment(
+                mediaId,
+                if (interactionState == InteractionState.REPLY) commentWithInteraction?.comment?.commentId else null,
+                commentText
+            )
+        }
+        success?.let {
+            if (interactionState == InteractionState.REPLY) {
+                commentWithInteraction?.repliesSection?.add(
+                    0,
+                    CommentItem(it, buildMarkwon(), commentWithInteraction!!.repliesSection, this@CommentsActivity)
+                )
+            } else {
+                section.add(
+                    0,
+                    CommentItem(it, buildMarkwon(), section, this@CommentsActivity)
+                )
+            }
+        }
+    }
+
+    /**
+     * Builds the markwon instance with all the plugins
+     * @return the markwon instance
+     */
     private fun buildMarkwon(): Markwon {
         val markwon = Markwon.builder(this)
             .usePlugin(SoftBreakAddsNewLinePlugin.create())