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// SPDX-FileCopyrightText: 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
package org.yuzu.yuzu_emu.utils
// Kotlin version of src/common/param_package.h
class ParamPackage(serialized: String = "") {
private val KEY_VALUE_SEPARATOR = ":"
private val PARAM_SEPARATOR = ","
private val ESCAPE_CHARACTER = "$"
private val KEY_VALUE_SEPARATOR_ESCAPE = "$0"
private val PARAM_SEPARATOR_ESCAPE = "$1"
private val ESCAPE_CHARACTER_ESCAPE = "$2"
private val EMPTY_PLACEHOLDER = "[empty]"
val data = mutableMapOf<String, String>()
init {
val pairs = serialized.split(PARAM_SEPARATOR)
for (pair in pairs) {
val keyValue = pair.split(KEY_VALUE_SEPARATOR).toMutableList()
if (keyValue.size != 2) {
Log.error("[ParamPackage] Invalid key pair $keyValue")
continue
}
keyValue.forEachIndexed { i: Int, _: String ->
keyValue[i] = keyValue[i].replace(KEY_VALUE_SEPARATOR_ESCAPE, KEY_VALUE_SEPARATOR)
keyValue[i] = keyValue[i].replace(PARAM_SEPARATOR_ESCAPE, PARAM_SEPARATOR)
keyValue[i] = keyValue[i].replace(ESCAPE_CHARACTER_ESCAPE, ESCAPE_CHARACTER)
}
set(keyValue[0], keyValue[1])
}
}
constructor(params: List<Pair<String, String>>) : this() {
params.forEach {
data[it.first] = it.second
}
}
fun serialize(): String {
if (data.isEmpty()) {
return EMPTY_PLACEHOLDER
}
val result = StringBuilder()
data.forEach {
val keyValue = mutableListOf(it.key, it.value)
keyValue.forEachIndexed { i, _ ->
keyValue[i] = keyValue[i].replace(ESCAPE_CHARACTER, ESCAPE_CHARACTER_ESCAPE)
keyValue[i] = keyValue[i].replace(PARAM_SEPARATOR, PARAM_SEPARATOR_ESCAPE)
keyValue[i] = keyValue[i].replace(KEY_VALUE_SEPARATOR, KEY_VALUE_SEPARATOR_ESCAPE)
}
result.append("${keyValue[0]}$KEY_VALUE_SEPARATOR${keyValue[1]}$PARAM_SEPARATOR")
}
return result.removeSuffix(PARAM_SEPARATOR).toString()
}
fun get(key: String, defaultValue: String): String =
if (has(key)) {
data[key]!!
} else {
Log.debug("[ParamPackage] key $key not found")
defaultValue
}
fun get(key: String, defaultValue: Int): Int =
if (has(key)) {
try {
data[key]!!.toInt()
} catch (e: NumberFormatException) {
Log.debug("[ParamPackage] failed to convert ${data[key]!!} to int")
defaultValue
}
} else {
Log.debug("[ParamPackage] key $key not found")
defaultValue
}
private fun Int.toBoolean(): Boolean =
if (this == 1) {
true
} else if (this == 0) {
false
} else {
throw Exception("Tried to convert a value to a boolean that was not 0 or 1!")
}
fun get(key: String, defaultValue: Boolean): Boolean =
if (has(key)) {
try {
get(key, if (defaultValue) 1 else 0).toBoolean()
} catch (e: Exception) {
Log.debug("[ParamPackage] failed to convert ${data[key]!!} to boolean")
defaultValue
}
} else {
Log.debug("[ParamPackage] key $key not found")
defaultValue
}
fun get(key: String, defaultValue: Float): Float =
if (has(key)) {
try {
data[key]!!.toFloat()
} catch (e: NumberFormatException) {
Log.debug("[ParamPackage] failed to convert ${data[key]!!} to float")
defaultValue
}
} else {
Log.debug("[ParamPackage] key $key not found")
defaultValue
}
fun set(key: String, value: String) {
data[key] = value
}
fun set(key: String, value: Int) {
data[key] = value.toString()
}
fun Boolean.toInt(): Int = if (this) 1 else 0
fun set(key: String, value: Boolean) {
data[key] = value.toInt().toString()
}
fun set(key: String, value: Float) {
data[key] = value.toString()
}
fun has(key: String): Boolean = data.containsKey(key)
fun erase(key: String) = data.remove(key)
fun clear() = data.clear()
}
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