FabricVersion: 实现获取 fabric 版本

NMSLCore/src/main/kotlin/com/github/purofle/nmsl/download/fabric/FabricVersion.kt

@@ -1,6 +1,41 @@
 package com.github.purofle.nmsl.download.fabric
 
+import com.github.purofle.nmsl.utils.io.HttpRequest
+import kotlinx.serialization.Serializable
+
 //TODO
 object FabricVersion {
+    private const val GAME_META_URL = "https://meta.fabricmc.net/v2/versions/game"
+    private const val LOADER_META_URL = "https://meta.fabricmc.net/v2/versions/loader"
+    private suspend fun getGameVersions(url: String): List<String> {
+        return HttpRequest.getJson<List<GameVersion>>(url).map { it.version }
+    }
+
+    suspend fun getFabricVersion(): List<RemoteFabricVersion> {
+        val gameVersions = getGameVersions(GAME_META_URL)
+        val loaderVersions = getGameVersions(LOADER_META_URL)
+
+        return gameVersions.zip(loaderVersions)
+            .map { (gameVersion, loaderVersion) ->
+                RemoteFabricVersion(
+                    gameVersion = gameVersion,
+                    fabricVersion = loaderVersion,
+                    metaUrl = "https://meta.fabricmc.net/v2/versions/loader/$gameVersion/$loaderVersion"
+                )
+            }
+    }
+
+    @Serializable
+    data class GameVersion(
+        val version: String,
+        val stable: Boolean,
+        val maven: String? = null,
+    )
 
+    @Serializable
+    data class RemoteFabricVersion(
+        val gameVersion: String,
+        val fabricVersion: String,
+        val metaUrl: String
+    )
 }

NMSLCore/src/test/kotlin/com/github/purofle/nmsl/download/fabric/FabricVersionTest.kt

@@ -0,0 +1,12 @@
+package com.github.purofle.nmsl.download.fabric
+
+import kotlinx.coroutines.runBlocking
+import kotlin.test.Test
+
+class FabricVersionTest {
+    @Test
+    fun getFabricVersionTest() = runBlocking {
+        val fabricVersion = FabricVersion.getFabricVersion()
+        println(fabricVersion)
+    }
+}

NMSLCore/src/test/kotlin/com/github/purofle/nmsl/utils/io/HttpRequestTest.kt

@@ -24,9 +24,6 @@ class HttpRequestTest {
                 files = manifest.versions.map {
                     HttpRequest.DownloadInfo(it.url, File.createTempFile(it.id, ".json"))
                 },
-                progress = { url, bytesSentTotal, contentLength ->
-                    println("$url: $bytesSentTotal/$contentLength")
-                },
             )
         }
     }