Track current build number automatically

Signed-off-by: Graham <gpe@openrs2.org>

archive/src/main/kotlin/org/openrs2/archive/cache/CacheDownloader.kt

@@ -2,6 +2,7 @@ package org.openrs2.archive.cache
 
 import dev.openrs2.net.BootstrapFactory
 import dev.openrs2.net.awaitSuspend
+import org.openrs2.archive.game.GameDatabase
 import javax.inject.Inject
 import javax.inject.Singleton
 import kotlin.coroutines.suspendCoroutine
@@ -9,14 +10,21 @@ import kotlin.coroutines.suspendCoroutine
 @Singleton
 public class CacheDownloader @Inject constructor(
     private val bootstrapFactory: BootstrapFactory,
+    private val gameDatabase: GameDatabase,
     private val importer: CacheImporter
 ) {
-    public suspend fun download(hostname: String, port: Int, version: Int) {
+    public suspend fun download(gameName: String) {
+        val game = gameDatabase.getGame(gameName) ?: throw Exception("Game not found")
+
+        val hostname = game.hostname ?: throw Exception("Hostname not set")
+        val port = game.port ?: throw Exception("Port not set")
+        val build = game.build ?: throw Exception("Current build not set")
+
         val group = bootstrapFactory.createEventLoopGroup()
         try {
             suspendCoroutine<Unit> { continuation ->
                 val bootstrap = bootstrapFactory.createBootstrap(group)
-                val handler = Js5ChannelHandler(bootstrap, hostname, port, version, continuation, importer)
+                val handler = Js5ChannelHandler(bootstrap, game.id, hostname, port, build, continuation, importer)
 
                 bootstrap.handler(Js5ChannelInitializer(handler))
                     .connect(hostname, port)

archive/src/main/kotlin/org/openrs2/archive/cache/CacheImporter.kt

@@ -127,9 +127,28 @@ public class CacheImporter @Inject constructor(
         }
     }
 
-    public suspend fun importMasterIndexAndGetIndexes(masterIndex: Js5MasterIndex, buf: ByteBuf): List<ByteBuf?> {
+    public suspend fun importMasterIndexAndGetIndexes(
+        masterIndex: Js5MasterIndex,
+        buf: ByteBuf,
+        gameId: Int,
+        build: Int
+    ): List<ByteBuf?> {
         return database.execute { connection ->
             prepare(connection)
+
+            connection.prepareStatement(
+                """
+                UPDATE games
+                SET build = ?
+                WHERE id = ?
+            """.trimIndent()
+            ).use { stmt ->
+                stmt.setInt(1, build)
+                stmt.setInt(2, gameId)
+
+                stmt.execute()
+            }
+
             addMasterIndex(connection, MasterIndex(masterIndex, buf))
 
             connection.prepareStatement(

archive/src/main/kotlin/org/openrs2/archive/cache/DownloadCommand.kt

@@ -1,15 +1,18 @@
 package org.openrs2.archive.cache
 
 import com.github.ajalt.clikt.core.CliktCommand
+import com.github.ajalt.clikt.parameters.arguments.argument
+import com.github.ajalt.clikt.parameters.arguments.default
 import com.google.inject.Guice
 import kotlinx.coroutines.runBlocking
 import org.openrs2.archive.ArchiveModule
 
 public class DownloadCommand : CliktCommand(name = "download") {
+    private val game by argument().default("oldschool")
+
     override fun run(): Unit = runBlocking {
         val injector = Guice.createInjector(ArchiveModule)
         val downloader = injector.getInstance(CacheDownloader::class.java)
-        // TODO(gpe): make these configurable and/or fetch from the database
-        downloader.download("oldschool1.runescape.com", 43594, 193)
+        downloader.download(game)
     }
 }

archive/src/main/kotlin/org/openrs2/archive/cache/Js5ChannelHandler.kt

@@ -29,6 +29,7 @@ import kotlin.coroutines.resumeWithException
 @ChannelHandler.Sharable
 public class Js5ChannelHandler(
     private val bootstrap: Bootstrap,
+    private val gameId: Int,
     private val hostname: String,
     private val port: Int,
     private var version: Int,
@@ -155,7 +156,7 @@ public class Js5ChannelHandler(
             Js5MasterIndex.read(uncompressed)
         }
 
-        val rawIndexes = runBlocking { importer.importMasterIndexAndGetIndexes(masterIndex!!, buf) }
+        val rawIndexes = runBlocking { importer.importMasterIndexAndGetIndexes(masterIndex!!, buf, gameId, version) }
         try {
             indexes = arrayOfNulls(rawIndexes.size)
 

archive/src/main/kotlin/org/openrs2/archive/game/Game.kt

@@ -0,0 +1,8 @@
+package org.openrs2.archive.game
+
+public data class Game(
+    public val id: Int,
+    public val hostname: String?,
+    public val port: Int?,
+    public val build: Int?
+)

archive/src/main/kotlin/org/openrs2/archive/game/GameDatabase.kt

@@ -0,0 +1,45 @@
+package org.openrs2.archive.game
+
+import org.openrs2.db.Database
+import javax.inject.Inject
+import javax.inject.Singleton
+
+@Singleton
+public class GameDatabase @Inject constructor(
+    private val database: Database
+) {
+    public suspend fun getGame(name: String): Game? {
+        return database.execute { connection ->
+            connection.prepareStatement(
+                """
+                SELECT id, hostname, port, build
+                FROM games
+                WHERE name = ?
+            """.trimIndent()
+            ).use { stmt ->
+                stmt.setString(1, name)
+
+                stmt.executeQuery().use { rows ->
+                    if (!rows.next()) {
+                        return@execute null
+                    }
+
+                    val id = rows.getInt(1)
+                    val hostname: String? = rows.getString(2)
+
+                    var port: Int? = rows.getInt(3)
+                    if (rows.wasNull()) {
+                        port = null
+                    }
+
+                    var build: Int? = rows.getInt(4)
+                    if (rows.wasNull()) {
+                        build = null
+                    }
+
+                    return@execute Game(id, hostname, port, build)
+                }
+            }
+        }
+    }
+}

archive/src/main/resources/org/openrs2/archive/V1__init.sql

@@ -1,6 +1,19 @@
 -- @formatter:off
 CREATE EXTENSION uint;
 
+CREATE TABLE games (
+    id SERIAL PRIMARY KEY NOT NULL,
+    name TEXT UNIQUE NOT NULL,
+    hostname TEXT NULL,
+    port uint2 NULL,
+    build INTEGER NULL
+);
+
+INSERT INTO games (name, hostname, port, build)
+VALUES
+    ('runescape', NULL, NULL, NULL),
+    ('oldschool', 'oldschool1.runescape.com', 43594, 193);
+
 CREATE TYPE xtea_key AS (
     k0 INTEGER,
     k1 INTEGER,