{"repo": "ahasasjeb/deepseek-jiankong", "files": {"app/src/main/java/fun/lzy/data/ApiKeyManager.kt": {"c171e455cc914eabb89a1245ad6e3b49e7e97dfc": {"t": 1785745712.6694293, "n": 4797, "h": "4b19637e7c60b380", "c": "package `fun`.lzy.data\n\nimport android.content.Context\nimport android.security.keystore.KeyGenParameterSpec\nimport android.security.keystore.KeyProperties\nimport android.util.Base64\nimport java.security.KeyStore\nimport javax.crypto.Cipher\nimport javax.crypto.KeyGenerator\nimport javax.crypto.SecretKey\nimport javax.crypto.spec.GCMParameterSpec\n\nclass ApiKeyManager(context: Context) {\n    private val prefs = context.getSharedPreferences(\"deepseek_secure_prefs\", Context.MODE_PRIVATE)\n\n    companion object {\n        private const val KEY_DEEPSEEK_API_KEY = \"encrypted_api_key\"\n        private const val KEY_LEGACY_DEEPSEEK_API_KEY = \"obscured_api_key\"\n        private const val KEY_CHECK_INTERVAL_SEC = \"check_interval_sec\"\n        private const val KEYSTORE_ALIAS = \"deepseek_monitor_api_key\"\n        private const val ANDROID_KEYSTORE = \"AndroidKeyStore\"\n        private const val TRANSFORMATION = \"AES/GCM/NoPadding\"\n        private const val GCM_TAG_LENGTH_BITS = 128\n        private val LEGACY_OBFUSCATION_KEY = byteArrayOf(57, 118, 92, 19, 73, 112, 12, 34)\n    }\n\n    fun getApiKey(): String {\n        prefs.getString(KEY_DEEPSEEK_API_KEY, null)?.let { encryptedBase64 ->\n            return decryptWithKeystore(encryptedBase64)\n        }\n\n        return migrateLegacyApiKey()\n    }\n\n    fun saveApiKey(apiKey: String) {\n        val trimmed = apiKey.trim()\n        val editor = prefs.edit().remove(KEY_LEGACY_DEEPSEEK_API_KEY)\n        if (trimmed.isEmpty()) {\n            editor.remove(KEY_DEEPSEEK_API_KEY).apply()\n            return\n        }\n\n        encryptWithKeystore(trimmed)?.let { encryptedBase64 ->\n            editor.putString(KEY_DEEPSEEK_API_KEY, encryptedBase64).apply()\n        }\n    }\n\n    fun clearApiKey() {\n        prefs.edit()\n            .remove(KEY_DEEPSEEK_API_KEY)\n            .remove(KEY_LEGACY_DEEPSEEK_API_KEY)\n            .apply()\n    }\n\n    fun getCheckInterval(): Int {\n        return prefs.getInt(KEY_CHECK_INTERVAL_SEC, 53) // Default to 53 seconds\n    }\n\n    fun saveCheckInterval(seconds: Int) {\n        prefs.edit().putInt(KEY_CHECK_INTERVAL_SEC, seconds).apply()\n    }\n\n    private fun encryptWithKeystore(value: String): String? {\n        return try {\n            val cipher = Cipher.getInstance(TRANSFORMATION)\n            cipher.init(Cipher.ENCRYPT_MODE, getOrCreateSecretKey())\n            val cipherText = cipher.doFinal(value.toByteArray(Charsets.UTF_8))\n            val payload = cipher.iv + cipherText\n            Base64.encodeToString(payload, Base64.NO_WRAP)\n        } catch (e: Exception) {\n            null\n        }\n    }\n\n    private fun decryptWithKeystore(base64Str: String): String {\n        return try {\n            val payload = Base64.decode(base64Str, Base64.NO_WRAP)\n            if (payload.size <= 12) return \"\"\n            val iv = payload.copyOfRange(0, 12)\n            val cipherText = payload.copyOfRange(12, payload.size)\n            val cipher = Cipher.getInstance(TRANSFORMATION)\n            cipher.init(Cipher.DECRYPT_MODE, getOrCreateSecretKey(), GCMParameterSpec(GCM_TAG_LENGTH_BITS, iv))\n            String(cipher.doFinal(cipherText), Charsets.UTF_8)\n        } catch (e: Exception) {\n            \"\"\n        }\n    }\n\n    private fun getOrCreateSecretKey(): SecretKey {\n        val keyStore = KeyStore.getInstance(ANDROID_KEYSTORE).apply { load(null) }\n        (keyStore.getEntry(KEYSTORE_ALIAS, null) as? KeyStore.SecretKeyEntry)?.let {\n            return it.secretKey\n        }\n\n        val keyGenerator = KeyGenerator.getInstance(KeyProperties.KEY_ALGORITHM_AES, ANDROID_KEYSTORE)\n        val keySpec = KeyGenParameterSpec.Builder(\n            KEYSTORE_ALIAS,\n            KeyProperties.PURPOSE_ENCRYPT or KeyProperties.PURPOSE_DECRYPT\n        )\n            .setBlockModes(KeyProperties.BLOCK_MODE_GCM)\n            .setEncryptionPaddings(KeyProperties.ENCRYPTION_PADDING_NONE)\n            .setKeySize(256)\n            .build()\n        keyGenerator.init(keySpec)\n        return keyGenerator.generateKey()\n    }\n\n    private fun migrateLegacyApiKey(): String {\n        val legacyBase64 = prefs.getString(KEY_LEGACY_DEEPSEEK_API_KEY, null) ?: return \"\"\n        val legacyApiKey = try {\n            String(xorDecryptLegacy(legacyBase64), Charsets.UTF_8).trim()\n        } catch (e: Exception) {\n            \"\"\n        }\n\n        if (legacyApiKey.isNotEmpty()) {\n            saveApiKey(legacyApiKey)\n        } else {\n            prefs.edit().remove(KEY_LEGACY_DEEPSEEK_API_KEY).apply()\n        }\n        return legacyApiKey\n    }\n\n    private fun xorDecryptLegacy(base64Str: String): ByteArray {\n        val bytes = Base64.decode(base64Str, Base64.NO_WRAP)\n        return ByteArray(bytes.size) { i ->\n            (bytes[i].toInt() xor LEGACY_OBFUSCATION_KEY[i % LEGACY_OBFUSCATION_KEY.size].toInt()).toByte()\n        }\n    }\n}\n"}, "d5bce874ba00f37342ccc97a55b05e0d320b11ce": {"t": 1785755821.7109966, "n": 4797, "h": "4b19637e7c60b380", "c": "package `fun`.lzy.data\n\nimport android.content.Context\nimport android.security.keystore.KeyGenParameterSpec\nimport android.security.keystore.KeyProperties\nimport android.util.Base64\nimport java.security.KeyStore\nimport javax.crypto.Cipher\nimport javax.crypto.KeyGenerator\nimport javax.crypto.SecretKey\nimport javax.crypto.spec.GCMParameterSpec\n\nclass ApiKeyManager(context: Context) {\n    private val prefs = context.getSharedPreferences(\"deepseek_secure_prefs\", Context.MODE_PRIVATE)\n\n    companion object {\n        private const val KEY_DEEPSEEK_API_KEY = \"encrypted_api_key\"\n        private const val KEY_LEGACY_DEEPSEEK_API_KEY = \"obscured_api_key\"\n        private const val KEY_CHECK_INTERVAL_SEC = \"check_interval_sec\"\n        private const val KEYSTORE_ALIAS = \"deepseek_monitor_api_key\"\n        private const val ANDROID_KEYSTORE = \"AndroidKeyStore\"\n        private const val TRANSFORMATION = \"AES/GCM/NoPadding\"\n        private const val GCM_TAG_LENGTH_BITS = 128\n        private val LEGACY_OBFUSCATION_KEY = byteArrayOf(57, 118, 92, 19, 73, 112, 12, 34)\n    }\n\n    fun getApiKey(): String {\n        prefs.getString(KEY_DEEPSEEK_API_KEY, null)?.let { encryptedBase64 ->\n            return decryptWithKeystore(encryptedBase64)\n        }\n\n        return migrateLegacyApiKey()\n    }\n\n    fun saveApiKey(apiKey: String) {\n        val trimmed = apiKey.trim()\n        val editor = prefs.edit().remove(KEY_LEGACY_DEEPSEEK_API_KEY)\n        if (trimmed.isEmpty()) {\n            editor.remove(KEY_DEEPSEEK_API_KEY).apply()\n            return\n        }\n\n        encryptWithKeystore(trimmed)?.let { encryptedBase64 ->\n            editor.putString(KEY_DEEPSEEK_API_KEY, encryptedBase64).apply()\n        }\n    }\n\n    fun clearApiKey() {\n        prefs.edit()\n            .remove(KEY_DEEPSEEK_API_KEY)\n            .remove(KEY_LEGACY_DEEPSEEK_API_KEY)\n            .apply()\n    }\n\n    fun getCheckInterval(): Int {\n        return prefs.getInt(KEY_CHECK_INTERVAL_SEC, 53) // Default to 53 seconds\n    }\n\n    fun saveCheckInterval(seconds: Int) {\n        prefs.edit().putInt(KEY_CHECK_INTERVAL_SEC, seconds).apply()\n    }\n\n    private fun encryptWithKeystore(value: String): String? {\n        return try {\n            val cipher = Cipher.getInstance(TRANSFORMATION)\n            cipher.init(Cipher.ENCRYPT_MODE, getOrCreateSecretKey())\n            val cipherText = cipher.doFinal(value.toByteArray(Charsets.UTF_8))\n            val payload = cipher.iv + cipherText\n            Base64.encodeToString(payload, Base64.NO_WRAP)\n        } catch (e: Exception) {\n            null\n        }\n    }\n\n    private fun decryptWithKeystore(base64Str: String): String {\n        return try {\n            val payload = Base64.decode(base64Str, Base64.NO_WRAP)\n            if (payload.size <= 12) return \"\"\n            val iv = payload.copyOfRange(0, 12)\n            val cipherText = payload.copyOfRange(12, payload.size)\n            val cipher = Cipher.getInstance(TRANSFORMATION)\n            cipher.init(Cipher.DECRYPT_MODE, getOrCreateSecretKey(), GCMParameterSpec(GCM_TAG_LENGTH_BITS, iv))\n            String(cipher.doFinal(cipherText), Charsets.UTF_8)\n        } catch (e: Exception) {\n            \"\"\n        }\n    }\n\n    private fun getOrCreateSecretKey(): SecretKey {\n        val keyStore = KeyStore.getInstance(ANDROID_KEYSTORE).apply { load(null) }\n        (keyStore.getEntry(KEYSTORE_ALIAS, null) as? KeyStore.SecretKeyEntry)?.let {\n            return it.secretKey\n        }\n\n        val keyGenerator = KeyGenerator.getInstance(KeyProperties.KEY_ALGORITHM_AES, ANDROID_KEYSTORE)\n        val keySpec = KeyGenParameterSpec.Builder(\n            KEYSTORE_ALIAS,\n            KeyProperties.PURPOSE_ENCRYPT or KeyProperties.PURPOSE_DECRYPT\n        )\n            .setBlockModes(KeyProperties.BLOCK_MODE_GCM)\n            .setEncryptionPaddings(KeyProperties.ENCRYPTION_PADDING_NONE)\n            .setKeySize(256)\n            .build()\n        keyGenerator.init(keySpec)\n        return keyGenerator.generateKey()\n    }\n\n    private fun migrateLegacyApiKey(): String {\n        val legacyBase64 = prefs.getString(KEY_LEGACY_DEEPSEEK_API_KEY, null) ?: return \"\"\n        val legacyApiKey = try {\n            String(xorDecryptLegacy(legacyBase64), Charsets.UTF_8).trim()\n        } catch (e: Exception) {\n            \"\"\n        }\n\n        if (legacyApiKey.isNotEmpty()) {\n            saveApiKey(legacyApiKey)\n        } else {\n            prefs.edit().remove(KEY_LEGACY_DEEPSEEK_API_KEY).apply()\n        }\n        return legacyApiKey\n    }\n\n    private fun xorDecryptLegacy(base64Str: String): ByteArray {\n        val bytes = Base64.decode(base64Str, Base64.NO_WRAP)\n        return ByteArray(bytes.size) { i ->\n            (bytes[i].toInt() xor LEGACY_OBFUSCATION_KEY[i % LEGACY_OBFUSCATION_KEY.size].toInt()).toByte()\n        }\n    }\n}\n"}, "36a462d4055fdadbe0d57adf2f526b69ce68117f": {"t": 1785755823.9377515, "n": 2101, "h": "8636d04bbfeb9df5", "c": "package fun.lzy.data\n\nimport android.content.Context\nimport android.util.Base64\n\nclass ApiKeyManager(context: Context) {\n    private val prefs = context.getSharedPreferences(\"deepseek_secure_prefs\", Context.MODE_PRIVATE)\n\n    companion object {\n        private const val KEY_DEEPSEEK_API_KEY = \"obscured_api_key\"\n        private const val KEY_CHECK_INTERVAL_SEC = \"check_interval_sec\"\n        private val OBFUSCATION_KEY = byteArrayOf(57, 118, 92, 19, 73, 112, 12, 34) // XOR Obfuscation Key\n    }\n\n    fun getApiKey(): String {\n        val encryptedBase64 = prefs.getString(KEY_DEEPSEEK_API_KEY, null) ?: return \"\"\n        return try {\n            val decryptedBytes = xorDecrypt(encryptedBase64)\n            String(decryptedBytes, Charsets.UTF_8)\n        } catch (e: Exception) {\n            \"\"\n        }\n    }\n\n    fun saveApiKey(apiKey: String) {\n        try {\n            val encryptedBase64 = xorEncrypt(apiKey.trim().toByteArray(Charsets.UTF_8))\n            prefs.edit().putString(KEY_DEEPSEEK_API_KEY, encryptedBase64).apply()\n        } catch (e: Exception) {\n            // Log/Ignore\n        }\n    }\n\n    fun clearApiKey() {\n        prefs.edit().remove(KEY_DEEPSEEK_API_KEY).apply()\n    }\n\n    fun getCheckInterval(): Int {\n        return prefs.getInt(KEY_CHECK_INTERVAL_SEC, 53) // Default to 53 seconds\n    }\n\n    fun saveCheckInterval(seconds: Int) {\n        prefs.edit().putInt(KEY_CHECK_INTERVAL_SEC, seconds).apply()\n    }\n\n    private fun xorEncrypt(bytes: ByteArray): String {\n        val result = ByteArray(bytes.size)\n        for (i in bytes.indices) {\n            result[i] = (bytes[i].toInt() xor OBFUSCATION_KEY[i % OBFUSCATION_KEY.size].toInt()).toByte()\n        }\n        return Base64.encodeToString(result, Base64.NO_WRAP)\n    }\n\n    private fun xorDecrypt(base64Str: String): ByteArray {\n        val bytes = Base64.decode(base64Str, Base64.NO_WRAP)\n        val result = ByteArray(bytes.size)\n        for (i in bytes.indices) {\n            result[i] = (bytes[i].toInt() xor OBFUSCATION_KEY[i % OBFUSCATION_KEY.size].toInt()).toByte()\n        }\n        return result\n    }\n}\n"}}}}