53 lines
1.7 KiB
Kotlin
53 lines
1.7 KiB
Kotlin
package com.smallhacker.disbrowser.game
|
|
|
|
import com.smallhacker.disbrowser.asm.SnesMemory
|
|
import com.smallhacker.disbrowser.util.jsonFile
|
|
import org.glassfish.jersey.server.ResourceConfig
|
|
import java.nio.file.Files
|
|
import java.nio.file.Path
|
|
import java.nio.file.Paths
|
|
import java.util.concurrent.ConcurrentHashMap
|
|
import javax.ws.rs.core.Configuration
|
|
|
|
private val VALID_FILE_NAME = Regex("""^[a-zA-Z0-9_ ]*$""")
|
|
|
|
class GameSource(private val gameDataDir: Path) {
|
|
private val gameCache = ConcurrentHashMap<String, Game?>()
|
|
|
|
fun getGame(name: String): Game? {
|
|
return gameCache.computeIfAbsent(name) {
|
|
loadGame(name, it)
|
|
}
|
|
}
|
|
|
|
private fun loadGame(name: String, it: String): Game? {
|
|
if (!validFileName(name)) {
|
|
return null
|
|
}
|
|
|
|
val gameDataFile = gameDataDir.resolve("$it.json").toFile()
|
|
if (!gameDataFile.exists()) {
|
|
return null
|
|
}
|
|
|
|
return try {
|
|
val gameDataJsonFile = jsonFile<GameData>(gameDataFile.toPath(), true)
|
|
|
|
val gameData = gameDataJsonFile.load()
|
|
val gamePath = Paths.get(gameData.path)
|
|
val romData = Files.readAllBytes(gamePath).toUByteArray()
|
|
val rom = SnesMemory.loadRom(romData)
|
|
Game(name, rom, gameData, gameDataJsonFile)
|
|
} catch (e: Exception) {
|
|
e.printStackTrace()
|
|
null
|
|
}
|
|
}
|
|
|
|
private fun validFileName(name: String) = VALID_FILE_NAME.matches(name)
|
|
}
|
|
|
|
private const val GAME_SOURCE_PROPERTY = "gameSource"
|
|
|
|
fun ResourceConfig.addGameSource(path: Path) = this.property(GAME_SOURCE_PROPERTY, GameSource(path))!!
|
|
fun Configuration.getGameSource() = getProperty(GAME_SOURCE_PROPERTY)!! as GameSource |