92 lines
2.7 KiB
Kotlin
92 lines
2.7 KiB
Kotlin
package com.github.apognu.otter.utils
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import android.content.Context
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import com.github.apognu.otter.activities.FwCredentials
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import com.github.kittinunf.fuel.Fuel
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import com.github.kittinunf.fuel.core.FuelError
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import com.github.kittinunf.fuel.coroutines.awaitObjectResponseResult
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import com.github.kittinunf.fuel.coroutines.awaitObjectResult
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import com.github.kittinunf.fuel.gson.gsonDeserializerOf
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import com.github.kittinunf.result.Result
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import com.preference.PowerPreference
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import java.io.BufferedReader
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import java.io.File
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import java.nio.charset.Charset
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import java.security.MessageDigest
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object RefreshError : Throwable()
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object HTTP {
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suspend fun refresh(): Boolean {
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val body = mapOf(
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"username" to PowerPreference.getFileByName(AppContext.PREFS_CREDENTIALS).getString("username"),
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"password" to PowerPreference.getFileByName(AppContext.PREFS_CREDENTIALS).getString("password")
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).toList()
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val result = Fuel.post(mustNormalizeUrl("/api/v1/token"), body).awaitObjectResult(gsonDeserializerOf(FwCredentials::class.java))
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return result.fold(
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{ data ->
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PowerPreference.getFileByName(AppContext.PREFS_CREDENTIALS).setString("access_token", data.token)
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true
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},
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{ false }
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)
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}
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suspend inline fun <reified T : Any> get(url: String): Result<T, FuelError> {
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val request = Fuel.get(mustNormalizeUrl(url)).apply {
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if (!Settings.isAnonymous()) {
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header("Authorization", "Bearer ${Settings.getAccessToken()}")
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}
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}
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val (_, response, result) = request.awaitObjectResponseResult(gsonDeserializerOf(T::class.java))
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if (response.statusCode == 401) {
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return retryGet(url)
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}
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return result
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}
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suspend inline fun <reified T : Any> retryGet(url: String): Result<T, FuelError> {
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return if (refresh()) {
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val request = Fuel.get(mustNormalizeUrl(url)).apply {
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if (!Settings.isAnonymous()) {
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header("Authorization", "Bearer ${Settings.getAccessToken()}")
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}
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}
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request.awaitObjectResult(gsonDeserializerOf(T::class.java))
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} else {
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Result.Failure(FuelError.wrap(RefreshError))
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}
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}
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}
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object Cache {
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private fun key(key: String): String {
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val md = MessageDigest.getInstance("SHA-1")
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val digest = md.digest(key.toByteArray(Charset.defaultCharset()))
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return digest.fold("", { acc, it -> acc + "%02x".format(it) })
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}
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fun set(context: Context?, key: String, value: ByteArray) = context?.let {
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with(File(it.cacheDir, key(key))) {
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writeBytes(value)
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}
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}
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fun get(context: Context?, key: String): BufferedReader? = context?.let {
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try {
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with(File(it.cacheDir, key(key))) {
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bufferedReader()
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}
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} catch (e: Exception) {
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return null
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}
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}
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} |