package at.lockstep.player.util

import android.content.Context
import android.net.Uri
import android.os.Build
import android.os.storage.StorageManager
import android.provider.DocumentsContract

object SafInitialUris {
    private const val EXTERNAL_STORAGE_AUTHORITY = "com.android.externalstorage.documents"
    private const val INITIAL_URI_EXTRA = "android.provider.extra.INITIAL_URI"

    /**
     * Internal-storage Documents. Uses [StorageManager] on Android 10+ so the system picker
     * lands in a choosable folder instead of the blocked volume root on Pixel devices.
     */
    fun internalDocuments(context: Context): Uri {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
            val storageManager = context.getSystemService(StorageManager::class.java)
            val intent = storageManager.primaryStorageVolume.createOpenDocumentTreeIntent()
            val root =
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
                    intent.getParcelableExtra(INITIAL_URI_EXTRA, Uri::class.java)
                } else {
                    @Suppress("DEPRECATION")
                    intent.getParcelableExtra(INITIAL_URI_EXTRA)
                }
            if (root != null) {
                val scheme =
                    root
                        .toString()
                        .replace("/root/", "/document/") + "%3A" + "Documents"
                return Uri.parse(scheme)
            }
        }
        return DocumentsContract.buildDocumentUri(
            EXTERNAL_STORAGE_AUTHORITY,
            "primary:Documents",
        )
    }
}