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package com.pitchedapps.frost.contracts
import android.app.Activity
import android.content.Intent
import android.net.Uri
import android.webkit.ValueCallback
import android.webkit.WebChromeClient
import ca.allanwang.kau.permissions.PERMISSION_READ_EXTERNAL_STORAGE
import ca.allanwang.kau.permissions.kauRequestPermissions
import com.pitchedapps.frost.utils.L
/**
* Created by Allan Wang on 2017-07-04.
*/
const val FILE_CHOOSER_REQUEST = 67
interface FileChooserActivityContract {
fun openFileChooser(filePathCallback: ValueCallback<Array<Uri>>, fileChooserParams: WebChromeClient.FileChooserParams)
}
interface FileChooserContract {
var filePathCallback: ValueCallback<Array<Uri>>?
fun openFileChooser(activity: Activity, filePathCallback: ValueCallback<Array<Uri>>, fileChooserParams: WebChromeClient.FileChooserParams)
fun onActivityResultWeb(requestCode: Int, resultCode: Int, intent: Intent?): Boolean
}
class FileChooserDelegate : FileChooserContract {
override var filePathCallback: ValueCallback<Array<Uri>>? = null
override fun openFileChooser(activity: Activity, filePathCallback: ValueCallback<Array<Uri>>, fileChooserParams: WebChromeClient.FileChooserParams) {
activity.kauRequestPermissions(PERMISSION_READ_EXTERNAL_STORAGE) {
granted, _ ->
if (!granted) return@kauRequestPermissions
val contentSelectionIntent = Intent(Intent.ACTION_GET_CONTENT)
contentSelectionIntent.addCategory(Intent.CATEGORY_OPENABLE)
contentSelectionIntent.type = fileChooserParams.acceptTypes?.joinToString(separator = "|") ?: "*/*"
activity.startActivityForResult(contentSelectionIntent, FILE_CHOOSER_REQUEST)
this.filePathCallback?.onReceiveValue(null)
this.filePathCallback = filePathCallback
}
}
override fun onActivityResultWeb(requestCode: Int, resultCode: Int, intent: Intent?): Boolean {
L.d("On activity results web $requestCode")
if (requestCode != FILE_CHOOSER_REQUEST) return false
var results: Uri? = null
if (resultCode == Activity.RESULT_OK && intent != null) results = Uri.parse(intent.dataString)
L.d("Callback received; ${filePathCallback != null}")
filePathCallback?.onReceiveValue(if (results == null) null else arrayOf(results))
filePathCallback = null
return true
}
}
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