mirror of https://github.com/jlelse/teleposter
290 lines
8.7 KiB
Kotlin
290 lines
8.7 KiB
Kotlin
package telegra.ph
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import android.content.Intent
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import android.graphics.Bitmap
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import android.os.Bundle
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import android.support.v7.app.AppCompatActivity
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import android.view.Menu
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import android.view.MenuItem
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import android.view.View
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import com.afollestad.materialdialogs.MaterialDialog
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import im.delight.android.webview.AdvancedWebView
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class MainActivity : AppCompatActivity(), AdvancedWebView.Listener {
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private val webView: AdvancedWebView? by lazy {
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findViewById<AdvancedWebView?>(R.id.webView)?.apply {
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setListener(this@MainActivity, this@MainActivity)
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setMixedContentAllowed(true)
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setCookiesEnabled(true)
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setThirdPartyCookiesEnabled(true)
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addPermittedHostname("telegra.ph")
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isHorizontalScrollBarEnabled = false
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isVerticalScrollBarEnabled = false
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overScrollMode = View.OVER_SCROLL_NEVER
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}
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}
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private val editor: Editor? by lazy {
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findViewById<Editor?>(R.id.editor)?.apply {
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setListener(this@MainActivity, this@MainActivity)
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}
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}
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private var currentUrl = ""
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private var currentPage: TelegraphApi.Page? = null
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private var editorMode = true
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private var canEdit = false
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private var isEdit = false
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_main)
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if (accessToken().isBlank()) TelegraphApi.createAccount(shortName = "teleposter") { success, account, error ->
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if (success && account != null && account.accessToken != null) {
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saveAccessToken(account.accessToken)
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} else {
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showError(error)
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}
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}
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if (intent.action == Intent.ACTION_VIEW && intent.dataString.contains("telegra.ph")) loadPage(intent.dataString.split("/").last())
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else loadEditor()
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}
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private fun loadEditor(path: String? = null) {
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runOnUiThread {
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editorMode = true
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canEdit = false
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isEdit = false
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invalidateOptionsMenu()
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editor?.visibility = View.VISIBLE
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webView?.visibility = View.GONE
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currentPage = null
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// Load
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if (path != null) TelegraphApi.getPage(accessToken(), path, true) { success, page, error ->
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if (success && page != null) {
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isEdit = true
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currentPage = page
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editor?.setText(page.content ?: "")
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} else {
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showError(error)
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}
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}
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}
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}
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private fun loadPage(path: String) {
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runOnUiThread {
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editorMode = false
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canEdit = false
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invalidateOptionsMenu()
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webView?.visibility = View.VISIBLE
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editor?.visibility = View.GONE
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currentPage = null
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// Load
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TelegraphApi.getPage(accessToken(), path, true) { success, page, error ->
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if (success && page != null) showPage(page)
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else showError(error)
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}
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}
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}
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private fun showPage(page: TelegraphApi.Page?) {
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runOnUiThread {
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editorMode = false
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canEdit = page?.canEdit ?: false
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invalidateOptionsMenu()
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webView?.visibility = View.VISIBLE
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editor?.visibility = View.GONE
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currentPage = page
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webView?.clearHistory()
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// Show
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page?.let {
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var html = getString(R.string.viewer_html_head)
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html += "<h1>${it.title}</h1>"
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if (!it.authorName.isNullOrBlank() && !it.authorUrl.isNullOrBlank()) html += "<a href=\"${it.authorUrl}\">${it.authorName}</a><br>"
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else if (!it.authorName.isNullOrBlank()) html += "${it.authorName}<br>"
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if (it.views != 0) html += "${it.views} times viewed<br><br>"
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html += if (it.content.isNullOrBlank()) it.description.replace("\n", "<br>") else it.content
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html += getString(R.string.viewer_html_end)
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webView?.loadDataWithBaseURL(it.url, html, "text/html; charset=UTF-8", null, null)
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currentUrl = it.url
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}
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}
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}
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private fun showError(message: String? = null) {
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runOnUiThread {
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MaterialDialog.Builder(this)
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.title(R.string.error)
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.content(message ?: getString(R.string.error_desc))
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.positiveText(android.R.string.ok)
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.show()
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}
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}
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override fun onPageFinished(url: String?) {
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}
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override fun onPageStarted(url: String?, favicon: Bitmap?) {
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}
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override fun onPageError(errorCode: Int, description: String?, failingUrl: String?) {
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}
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override fun onDownloadRequested(url: String?, suggestedFilename: String?, mimeType: String?, contentLength: Long, contentDisposition: String?, userAgent: String?) {
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}
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override fun onExternalPageRequest(url: String?) {
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AdvancedWebView.Browsers.openUrl(this, url)
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}
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override fun onResume() {
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super.onResume()
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webView?.onResume()
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}
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override fun onPause() {
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webView?.onPause()
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super.onPause()
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}
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override fun onDestroy() {
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webView?.onDestroy()
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super.onDestroy()
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}
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override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
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super.onActivityResult(requestCode, resultCode, data)
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webView?.onActivityResult(requestCode, resultCode, data)
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editor?.onActivityResult(requestCode, resultCode, data)
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}
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override fun onBackPressed() {
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if (webView?.onBackPressed() == false) return
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else super.onBackPressed()
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}
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override fun onCreateOptionsMenu(menu: Menu): Boolean {
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super.onCreateOptionsMenu(menu)
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menuInflater.inflate(R.menu.activity_main, menu)
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return true
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}
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override fun onPrepareOptionsMenu(menu: Menu?): Boolean {
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super.onPrepareOptionsMenu(menu)
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menu?.findItem(R.id.create)?.isVisible = !editorMode
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menu?.findItem(R.id.share)?.isVisible = !editorMode
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menu?.findItem(R.id.try_edit)?.isVisible = !editorMode && !canEdit
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menu?.findItem(R.id.image)?.isVisible = editorMode
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menu?.findItem(R.id.publish)?.isVisible = editorMode
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menu?.findItem(R.id.edit)?.isVisible = canEdit
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return true
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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return when (item.itemId) {
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R.id.create -> {
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loadEditor()
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true
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}
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R.id.publish -> {
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editor?.getText { json ->
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MaterialDialog.Builder(this)
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.title(R.string.title_question)
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.input(getString(R.string.title_hint), currentPage?.title
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?: "", { _, title ->
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MaterialDialog.Builder(this)
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.title(R.string.name_question)
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.input(getString(R.string.name_hint), if (isEdit) currentPage?.authorName
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?: authorName() ?: "" else authorName()
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?: "", { _, name ->
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if (!isEdit) saveAuthorName(name.toString())
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if (isEdit) TelegraphApi.editPage(accessToken(), currentPage?.path
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?: "", authorName = name.toString(), title = title.toString(), content = json
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?: "", returnContent = true) { success, page, error ->
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if (success && page != null) showPage(page)
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else showError(error)
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} else TelegraphApi.createPage(accessToken(), content = json
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?: "", title = title.toString(), authorName = name.toString(), returnContent = true) { success, page, error ->
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if (success && page != null) showPage(page)
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else showError(error)
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}
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})
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.show()
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})
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.show()
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}
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true
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}
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R.id.edit, R.id.try_edit -> {
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loadEditor(currentPage?.path)
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true
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}
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R.id.bookmarks -> {
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MaterialDialog.Builder(this)
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.title(R.string.bookmarks)
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.positiveText(android.R.string.ok)
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.items(bookmarks().reversed().map { it.second })
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.itemsCallback { _, _, i, _ ->
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loadPage(bookmarks().reversed().map { it.first }[i])
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}
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.itemsLongCallback { _, _, i, _ ->
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MaterialDialog.Builder(this)
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.title(R.string.delete)
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.content(R.string.delete_question)
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.positiveText(android.R.string.yes)
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.negativeText(android.R.string.no)
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.onPositive { _, _ ->
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deleteBookmark(bookmarks().reversed().map { it.first }[i])
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}
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.show()
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true
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}
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.show()
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true
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}
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R.id.published -> {
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TelegraphApi.getPageList(accessToken()) { success, pageList, error ->
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if (success && pageList != null && pageList.pages != null) {
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MaterialDialog.Builder(this)
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.title(R.string.published)
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.positiveText(android.R.string.ok)
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.items(pageList.pages.map { it.title })
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.itemsCallback { _, _, i, _ ->
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loadPage(pageList.pages[i].path)
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}
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.show()
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} else showError(error)
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}
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true
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}
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R.id.bookmark -> {
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MaterialDialog.Builder(this)
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.title(R.string.title_question)
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.input(getString(R.string.title_hint), "", { _, input ->
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addBookmark(currentUrl.split("/").last(), input.toString())
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})
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.show()
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true
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}
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R.id.share -> {
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val shareIntent = Intent()
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shareIntent.action = Intent.ACTION_SEND
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shareIntent.type = "text/plain"
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shareIntent.putExtra(Intent.EXTRA_TITLE, webView?.title)
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shareIntent.putExtra(Intent.EXTRA_TEXT, currentUrl)
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startActivity(Intent.createChooser(shareIntent, getString(R.string.share)))
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true
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}
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R.id.help -> {
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MaterialDialog.Builder(this)
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.title(R.string.help)
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.content(R.string.help_text, true)
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.positiveText(android.R.string.ok)
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.show()
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true
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}
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else -> super.onOptionsItemSelected(item)
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}
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}
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}
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