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package me.shedaniel.rei.update;
import com.google.common.collect.Lists;
import com.google.gson.*;
import com.google.gson.annotations.SerializedName;
import me.shedaniel.rei.client.ConfigHelper;
import org.apache.commons.io.IOUtils;
import org.dimdev.riftloader.listener.InitializationListener;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringBufferInputStream;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
import java.util.stream.Collectors;
public class UpdateChecker implements InitializationListener {
private static final Gson GSON = new GsonBuilder().setPrettyPrinting().disableHtmlEscaping().create();
private static final Version CURRENT_VERSION = new Version("2.2.0.16");
private static final String CURRENT_GAME_VERSION = "1.13.2";
private static Version latestForGame = null;
private static JsonVersionElement element;
private static String VERSION_STRING = "https://raw.githubusercontent.com/shedaniel/RoughlyEnoughItems/1.13.2-rewrite/version.json";
public static boolean isOutdated() {
return latestForGame.compareTo(CURRENT_VERSION) == 1 && CURRENT_VERSION != null;
}
public static JsonVersionElement getElement() {
return element;
}
public static UpdatePriority getUpdatePriority(List<Version> versions) {
UpdatePriority p = UpdatePriority.NONE;
List<UpdatePriority> priorities = Arrays.asList(UpdatePriority.values());
for(UpdatePriority priority : versions.stream().map(UpdateChecker::getUpdatePriority).collect(Collectors.toList()))
if (priority.compareTo(p) > 0)
p = priority;
return p;
}
public static UpdatePriority getUpdatePriority(Version version) {
JsonArray array = element.getChangelogs().getRift();
for(JsonElement element : array) {
JsonObject jsonObject = element.getAsJsonObject();
if (jsonObject.has("version") && jsonObject.get("version").getAsString().equals(version.toString()))
return UpdatePriority.fromString(jsonObject.get("level").getAsString());
}
return UpdatePriority.NONE;
}
public static boolean checkUpdates() {
return ConfigHelper.getInstance().checkUpdates();
}
public static Version getCurrentVersion() {
return CURRENT_VERSION;
}
public static Version getLatestForGame() {
return latestForGame;
}
static List<Version> getVersionsHigherThan(Version currentVersion) {
List<Version> versions = Lists.newLinkedList();
JsonArray array = element.getChangelogs().getRift();
array.forEach(jsonElement -> {
Version jsonVersion = new Version(jsonElement.getAsJsonObject().get("version").getAsString());
if (jsonVersion.compareTo(currentVersion) > 0)
versions.add(jsonVersion);
});
return versions;
}
private static InputStream downloadVersionString() {
try {
URL versionUrl = new URL(VERSION_STRING);
return versionUrl.openStream();
} catch (IOException e) {
return new StringBufferInputStream("{}");
}
}
private static String parseLatest(JsonVersionElement element, String gameVersion) {
List<LatestVersionObject> objects = new LinkedList<>(element.getLatestVersions());
for(int i = objects.size() - 1; i >= 0; i--)
if (objects.get(i).getGameVersion().equals(gameVersion))
return objects.get(i).getModVersion();
return objects.get(objects.size() - 1).getModVersion();
}
@Override
public void onInitialization() {
if (!checkUpdates())
return;
InputStream downloadedStream = downloadVersionString();
String downloadedString = null;
try {
downloadedString = IOUtils.toString(downloadedStream, StandardCharsets.UTF_8);
element = GSON.fromJson(downloadedString, JsonVersionElement.class);
} catch (IOException e) {
e.printStackTrace();
}
if (downloadedString != null && !downloadedString.equalsIgnoreCase("{}"))
latestForGame = new Version(parseLatest(element, CURRENT_GAME_VERSION));
else
latestForGame = new Version("0.0.0");
}
static class JsonVersionElement {
@SerializedName("latest")
private List<LatestVersionObject> latestVersions;
private ChangelogObject changelogs;
public JsonVersionElement() {
this.latestVersions = Lists.newArrayList();
changelogs = new ChangelogObject();
}
public List<LatestVersionObject> getLatestVersions() {
return latestVersions;
}
public ChangelogObject getChangelogs() {
return changelogs;
}
}
static class LatestVersionObject {
@SerializedName("game")
private String gameVersion = "";
@SerializedName("mod")
private String modVersion = "";
public String getGameVersion() {
return gameVersion;
}
public String getModVersion() {
return modVersion;
}
@Override
public String toString() {
return String.format("LatestVersion[%s] = %s", getGameVersion(), getModVersion());
}
}
static class ChangelogObject {
private JsonArray fabric = new JsonArray();
private JsonArray rift = new JsonArray();
public JsonArray getFabric() {
return fabric;
}
public JsonArray getRift() {
return rift;
}
}
}
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