5192fb08a5There are some new rules, I think they mostly make sense, except for the max line length which I had to disable because we are over it in a lot of places. --------- Co-authored-by: Goooler <wangzongler@gmail.com>
44 lines
1.5 KiB
Kotlin
44 lines
1.5 KiB
Kotlin
package com.keylesspalace.tusky.util
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import android.content.Context
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import com.keylesspalace.tusky.R
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import java.io.IOException
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import org.json.JSONException
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import org.json.JSONObject
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import retrofit2.HttpException
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/**
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* checks if this throwable indicates an error causes by a 4xx/5xx server response and
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* tries to retrieve the error message the server sent
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* @return the error message, or null if this is no server error or it had no error message
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*/
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fun Throwable.getServerErrorMessage(): String? {
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if (this is HttpException) {
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val errorResponse = response()?.errorBody()?.string()
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return if (!errorResponse.isNullOrBlank()) {
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try {
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JSONObject(errorResponse).getString("error")
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} catch (e: JSONException) {
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null
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}
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} else {
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null
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}
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}
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return null
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}
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/** @return A drawable resource to accompany the error message for this throwable */
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fun Throwable.getDrawableRes(): Int = when (this) {
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is IOException -> R.drawable.errorphant_offline
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is HttpException -> R.drawable.errorphant_offline
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else -> R.drawable.errorphant_error
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}
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/** @return A string error message for this throwable */
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fun Throwable.getErrorString(context: Context): String = getServerErrorMessage() ?: when (this) {
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is IOException -> context.getString(R.string.error_network)
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else -> context.getString(R.string.error_generic)
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}
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fun Throwable.isHttpNotFound(): Boolean = (this as? HttpException)?.code() == 404
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