Nekosu/app/src/main/java/ru/risdeveau/pixeldragon/api/Server.kt

/*
 * Created by sweetbread on 22.02.2025, 17:28
 * Copyright (c) 2025. All rights reserved.
 * Last modified 22.02.2025, 17:28
 */

package ru.risdeveau.pixeldragon.api

import io.ktor.client.request.get
import io.ktor.client.statement.bodyAsText
import org.json.JSONException
import org.json.JSONObject
import ru.risdeveau.pixeldragon.client
import ru.risdeveau.pixeldragon.homeserver

suspend fun isMatrixServer(url: String): Boolean {
    val r = try { client.get("https://$url/.well-known/matrix/client") }
    catch (_: Exception) { return false }

    try { JSONObject(r.bodyAsText()) }
    catch (_: JSONException) { return false }

    return true
}

fun mxcToUrl(mxc: String): String {
    val pattern = Regex("mxc://([-a-zA-Z0-9@:%._+~#=]{1,256}\\.[a-zA-Z0-9()]{1,6})/([a-zA-Z]+)")
    val match = pattern.find(mxc)

    return "https://$homeserver/_matrix/client/v1/media/download/${match?.groupValues[1]}/${match?.groupValues[2]}"
}