mirror of https://github.com/Corewala/Buran
256 lines
11 KiB
Kotlin
256 lines
11 KiB
Kotlin
package corewala.buran.ui.gemtext_adapters
|
|
|
|
import android.annotation.SuppressLint
|
|
import android.net.Uri
|
|
import android.view.LayoutInflater
|
|
import android.view.View
|
|
import android.view.ViewGroup
|
|
import androidx.core.view.isVisible
|
|
import kotlinx.android.synthetic.main.gemtext_code_block.view.*
|
|
import kotlinx.android.synthetic.main.gemtext_image_link.view.*
|
|
import kotlinx.android.synthetic.main.gemtext_link.view.gemtext_text_link
|
|
import kotlinx.android.synthetic.main.gemtext_text.view.*
|
|
import corewala.buran.R
|
|
import corewala.endsWithImage
|
|
import corewala.visible
|
|
import java.net.URI
|
|
|
|
class DefaultGemtextAdapter(
|
|
typeId: Int,
|
|
onLink: (link: URI, longTap: Boolean, adapterPosition: Int) -> Unit)
|
|
: AbstractGemtextAdapter(typeId, onLink) {
|
|
|
|
private var lines = mutableListOf<String>()
|
|
private var inlineImages = HashMap<Int, Uri>()
|
|
|
|
private val typeText = 0
|
|
private val typeH1 = 1
|
|
private val typeH2 = 2
|
|
private val typeH3 = 3
|
|
private val typeListItem = 4
|
|
private val typeImageLink = 5
|
|
private val typeLink = 6
|
|
private val typeCodeBlock = 7
|
|
private val typeQuote = 8
|
|
|
|
override fun render(lines: List<String>){
|
|
this.inlineImages.clear()
|
|
this.lines.clear()
|
|
this.lines.addAll(lines)
|
|
notifyDataSetChanged()
|
|
}
|
|
|
|
private fun inflate(parent: ViewGroup, layout: Int): View{
|
|
return LayoutInflater.from(parent.context).inflate(layout, parent, false)
|
|
}
|
|
|
|
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): GmiViewHolder {
|
|
return when(viewType){
|
|
typeText -> GmiViewHolder.Text(inflate(parent, R.layout.gemtext_text))
|
|
typeH1 -> GmiViewHolder.H1(inflate(parent, R.layout.gemtext_h1))
|
|
typeH2 -> GmiViewHolder.H2(inflate(parent, R.layout.gemtext_h2))
|
|
typeH3 -> GmiViewHolder.H3(inflate(parent, R.layout.gemtext_h3))
|
|
typeListItem -> GmiViewHolder.ListItem(inflate(parent, R.layout.gemtext_text))
|
|
typeImageLink -> GmiViewHolder.ImageLink(inflate(parent, R.layout.gemtext_image_link))
|
|
typeLink -> GmiViewHolder.Link(inflate(parent, R.layout.gemtext_link))
|
|
typeCodeBlock-> GmiViewHolder.Code(inflate(parent, R.layout.gemtext_code_block))
|
|
typeQuote -> GmiViewHolder.Quote(inflate(parent, R.layout.gemtext_quote))
|
|
else -> GmiViewHolder.Text(inflate(parent, R.layout.gemtext_text))
|
|
}
|
|
}
|
|
|
|
override fun getItemViewType(position: Int): Int {
|
|
val line = lines[position]
|
|
return when {
|
|
line.startsWith("```") -> typeCodeBlock
|
|
line.startsWith("###") -> typeH3
|
|
line.startsWith("##") -> typeH2
|
|
line.startsWith("#") -> typeH1
|
|
line.startsWith("*") -> typeListItem
|
|
line.startsWith("=>") && getLink(line).endsWithImage() -> typeImageLink
|
|
line.startsWith("=>") -> typeLink
|
|
line.startsWith(">") -> typeQuote
|
|
else -> typeText
|
|
}
|
|
}
|
|
|
|
override fun getItemCount(): Int = lines.size
|
|
|
|
@SuppressLint("SetTextI18n")
|
|
override fun onBindViewHolder(holder: GmiViewHolder, position: Int) {
|
|
val line = lines[position]
|
|
|
|
when(holder){
|
|
is GmiViewHolder.Text -> holder.itemView.gemtext_text_textview.text = line
|
|
is GmiViewHolder.Code -> {
|
|
|
|
var altText: String? = null
|
|
|
|
if(line.startsWith("```<|ALT|>")){
|
|
//there's alt text: "```<|ALT|>$alt</|ALT>"
|
|
altText = line.substring(10, line.indexOf("</|ALT>"))
|
|
holder.itemView.gemtext_text_monospace_textview.text = line.substring(line.indexOf("</|ALT>") + 7)
|
|
}else{
|
|
holder.itemView.gemtext_text_monospace_textview.text = line.substring(3)
|
|
}
|
|
|
|
if(hideCodeBlocks){
|
|
holder.itemView.show_code_block.setText(R.string.show_code)//reset for recycling
|
|
altText?.let{
|
|
holder.itemView.show_code_block.append(": $altText")
|
|
}
|
|
holder.itemView.show_code_block.visible(true)
|
|
holder.itemView.show_code_block.paint.isUnderlineText = true
|
|
holder.itemView.show_code_block.setOnClickListener {
|
|
setupCodeBlockToggle(holder, altText)
|
|
}
|
|
holder.itemView.gemtext_text_monospace_textview.visible(false)
|
|
|
|
when {
|
|
showInlineIcons -> holder.itemView.show_code_block.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, R.drawable.vector_code, 0)
|
|
else -> holder.itemView.show_code_block.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, 0, 0)
|
|
}
|
|
}else{
|
|
holder.itemView.show_code_block.visible(false)
|
|
holder.itemView.gemtext_text_monospace_textview.visible(true)
|
|
}
|
|
}
|
|
is GmiViewHolder.Quote -> holder.itemView.gemtext_text_monospace_textview.text = line.substring(1).trim()
|
|
is GmiViewHolder.H1 -> {
|
|
when {
|
|
line.length > 2 -> holder.itemView.gemtext_text_textview.text = line.substring(2).trim()
|
|
else -> holder.itemView.gemtext_text_textview.text = ""
|
|
}
|
|
}
|
|
is GmiViewHolder.H2 -> {
|
|
when {
|
|
line.length > 3 -> holder.itemView.gemtext_text_textview.text = line.substring(3).trim()
|
|
else -> holder.itemView.gemtext_text_textview.text = ""
|
|
}
|
|
}
|
|
is GmiViewHolder.H3 -> {
|
|
when {
|
|
line.length > 4 -> holder.itemView.gemtext_text_textview.text = line.substring(4).trim()
|
|
else -> holder.itemView.gemtext_text_textview.text = ""
|
|
}
|
|
}
|
|
is GmiViewHolder.ListItem -> holder.itemView.gemtext_text_textview.text = "• ${line.substring(1)}".trim()
|
|
is GmiViewHolder.Link -> {
|
|
val linkParts = line.substring(2).trim().split("\\s+".toRegex(), 2)
|
|
var linkName = linkParts[0]
|
|
|
|
if(linkParts.size > 1) linkName = linkParts[1]
|
|
|
|
val displayText = linkName
|
|
holder.itemView.gemtext_text_link.text = displayText
|
|
holder.itemView.gemtext_text_link.paint.isUnderlineText = true
|
|
|
|
when {
|
|
showInlineIcons && linkParts.first().startsWith("http") -> holder.itemView.gemtext_text_link.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, R.drawable.vector_open_browser, 0)
|
|
else -> holder.itemView.gemtext_text_link.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, 0, 0)
|
|
}
|
|
|
|
holder.itemView.gemtext_text_link.setOnClickListener {
|
|
val uri = getUri(lines[holder.adapterPosition])
|
|
println("User clicked link: $uri")
|
|
onLink(uri, false, holder.adapterPosition)
|
|
|
|
}
|
|
holder.itemView.gemtext_text_link.setOnLongClickListener {
|
|
val uri = getUri(lines[holder.adapterPosition])
|
|
println("User long-clicked link: $uri")
|
|
onLink(uri, true, holder.adapterPosition)
|
|
true
|
|
}
|
|
}
|
|
is GmiViewHolder.ImageLink -> {
|
|
val linkParts = line.substring(2).trim().split("\\s+".toRegex(), 2)
|
|
var linkName = linkParts[0]
|
|
|
|
if(linkParts.size > 1) linkName = linkParts[1]
|
|
|
|
val displayText = linkName
|
|
holder.itemView.gemtext_text_link.text = displayText
|
|
holder.itemView.gemtext_text_link.paint.isUnderlineText = true
|
|
holder.itemView.gemtext_text_link.setOnClickListener {
|
|
val uri = getUri(lines[holder.adapterPosition])
|
|
println("User clicked link: $uri")
|
|
onLink(uri, false, holder.adapterPosition)
|
|
|
|
}
|
|
holder.itemView.gemtext_text_link.setOnLongClickListener {
|
|
val uri = getUri(lines[holder.adapterPosition])
|
|
println("User long-clicked link: $uri")
|
|
onLink(uri, true, holder.adapterPosition)
|
|
true
|
|
}
|
|
|
|
when {
|
|
inlineImages.containsKey(position) -> {
|
|
holder.itemView.gemtext_inline_image.visible(true)
|
|
holder.itemView.gemtext_inline_image.setImageURI(inlineImages[position])
|
|
}
|
|
else -> holder.itemView.gemtext_inline_image.visible(false)
|
|
}
|
|
|
|
when {
|
|
showInlineIcons -> holder.itemView.gemtext_text_link.setCompoundDrawablesWithIntrinsicBounds(0, 0, R.drawable.vector_photo, 0)
|
|
else -> holder.itemView.gemtext_text_link.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private fun setupCodeBlockToggle(holder: GmiViewHolder.Code, altText: String?) {
|
|
//val adapterPosition = holder.adapterPosition
|
|
when {
|
|
holder.itemView.gemtext_text_monospace_textview.isVisible -> {
|
|
holder.itemView.show_code_block.setText(R.string.show_code)
|
|
holder.itemView.gemtext_text_monospace_textview.visible(false)
|
|
altText?.let{
|
|
holder.itemView.show_code_block.append(": $altText")
|
|
}
|
|
}
|
|
else -> {
|
|
holder.itemView.show_code_block.setText(R.string.hide_code)
|
|
holder.itemView.gemtext_text_monospace_textview.visible(true)
|
|
altText?.let{
|
|
holder.itemView.show_code_block.append(": $altText")
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private fun getLink(line: String): String{
|
|
val linkParts = line.substring(2).trim().split("\\s+".toRegex(), 2)
|
|
return linkParts[0]
|
|
}
|
|
|
|
private fun getUri(linkLine: String): URI{
|
|
val linkParts = linkLine.substring(2).trim().split("\\s+".toRegex(), 2)
|
|
return URI.create(linkParts.first())
|
|
}
|
|
|
|
override fun inferTitle(): String? {
|
|
lines.forEach { line ->
|
|
if(line.startsWith("#")) return line.replace("#", "").trim()
|
|
}
|
|
|
|
return null
|
|
}
|
|
|
|
override fun loadImage(position: Int, cacheUri: Uri){
|
|
inlineImages[position] = cacheUri
|
|
notifyItemChanged(position)
|
|
}
|
|
|
|
override fun inlineIcons(visible: Boolean){
|
|
this.showInlineIcons = visible
|
|
notifyDataSetChanged()
|
|
}
|
|
|
|
override fun hideCodeBlocks(hideCodeBlocks: Boolean) {
|
|
this.hideCodeBlocks = hideCodeBlocks
|
|
notifyDataSetChanged()
|
|
}
|
|
} |