Merge branch 'develop' into refactor/net-split-headers-to-proxy-class

Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>

20 files changed, 1004 insertions, 176 deletions

diff --git a/launcher/modplatform/EnsureMetadataTask.cpp b/launcher/modplatform/EnsureMetadataTask.cpp
index 93b5ce76..c3eadd06 100644
--- a/launcher/modplatform/EnsureMetadataTask.cpp
+++ b/launcher/modplatform/EnsureMetadataTask.cpp
@@ -145,7 +145,8 @@ void EnsureMetadataTask::executeTask()
         connect(project_task.get(), &Task::finished, this, [=] {
             invalidade_leftover();
             project_task->deleteLater();
-            m_current_task = nullptr;
+            if (m_current_task)
+                m_current_task.reset();
         });
 
         m_current_task = project_task;
@@ -154,7 +155,8 @@ void EnsureMetadataTask::executeTask()
 
     connect(version_task.get(), &Task::finished, [=] {
         version_task->deleteLater();
-        m_current_task = nullptr;
+        if (m_current_task)
+            m_current_task.reset();
     });
 
     if (m_mods.size() > 1)
diff --git a/launcher/modplatform/ModIndex.cpp b/launcher/modplatform/ModIndex.cpp
index 6a507caf..a1c4d891 100644
--- a/launcher/modplatform/ModIndex.cpp
+++ b/launcher/modplatform/ModIndex.cpp
@@ -70,11 +70,17 @@ auto ProviderCapabilities::hash(ResourceProvider p, QIODevice* device, QString t
     }
 
     QCryptographicHash hash(algo);
-    if(!hash.addData(device))
+    if (!hash.addData(device))
         qCritical() << "Failed to read JAR to create hash!";
 
     Q_ASSERT(hash.result().length() == hash.hashLength(algo));
     return { hash.result().toHex() };
 }
 
+QString getMetaURL(ResourceProvider provider, QVariant projectID)
+{
+    return ((provider == ModPlatform::ResourceProvider::FLAME) ? "https://www.curseforge.com/projects/" : "https://modrinth.com/mod/") +
+           projectID.toString();
+}
+
 }  // namespace ModPlatform
diff --git a/launcher/modplatform/ModIndex.h b/launcher/modplatform/ModIndex.h
index 3b0a03a1..2aa91602 100644
--- a/launcher/modplatform/ModIndex.h
+++ b/launcher/modplatform/ModIndex.h
@@ -128,6 +128,7 @@ struct IndexedPack {
         return std::any_of(versions.constBegin(), versions.constEnd(), [](auto const& v) { return v.is_currently_selected; });
     }
 };
+QString getMetaURL(ResourceProvider provider, QVariant projectID);
 
 struct OverrideDep {
     QString quilt;
@@ -144,6 +145,7 @@ inline auto getOverrideDeps() -> QList<OverrideDep>
              { "qvIfYCYJ", "P7dR8mSH", "API", ModPlatform::ResourceProvider::MODRINTH },
              { "lwVhp9o5", "Ha28R6CL", "KotlinLibraries", ModPlatform::ResourceProvider::MODRINTH } };
 };
+QString getMetaURL(ResourceProvider provider, QVariant projectID);
 
 }  // namespace ModPlatform
 
diff --git a/launcher/modplatform/atlauncher/ATLPackInstallTask.cpp b/launcher/modplatform/atlauncher/ATLPackInstallTask.cpp
index b72ce137..8260a25c 100644
--- a/launcher/modplatform/atlauncher/ATLPackInstallTask.cpp
+++ b/launcher/modplatform/atlauncher/ATLPackInstallTask.cpp
@@ -686,7 +686,7 @@ void PackInstallTask::installConfigs()
         abortable = true;
         setProgress(current, total);
     });
-    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propogateStepProgress);
+    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propagateStepProgress);
     connect(jobPtr.get(), &NetJob::aborted, [&]{
         abortable = false;
         jobPtr.reset();
@@ -854,7 +854,7 @@ void PackInstallTask::downloadMods()
         abortable = true;
         setProgress(current, total);
     });
-    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propogateStepProgress);
+    connect(jobPtr.get(), &NetJob::stepProgress, this, &PackInstallTask::propagateStepProgress);
     connect(jobPtr.get(), &NetJob::aborted, [&]
     {
         abortable = false;
diff --git a/launcher/modplatform/flame/FileResolvingTask.cpp b/launcher/modplatform/flame/FileResolvingTask.cpp
index 28cda162..fcf8517f 100644
--- a/launcher/modplatform/flame/FileResolvingTask.cpp
+++ b/launcher/modplatform/flame/FileResolvingTask.cpp
@@ -23,6 +23,10 @@ bool Flame::FileResolvingTask::abort()
 
 void Flame::FileResolvingTask::executeTask()
 {
+    if (m_toProcess.files.isEmpty()) {  // no file to resolve so leave it empty and emit success immediately
+        emitSucceeded();
+        return;
+    }
     setStatus(tr("Resolving mod IDs..."));
     setProgress(0, 3);
     m_dljob.reset(new NetJob("Mod id resolver", m_network));
@@ -50,7 +54,7 @@ void Flame::FileResolvingTask::executeTask()
         stepProgress(*step_progress);
         emitFailed(reason);
     });
-    connect(m_dljob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propogateStepProgress);
+    connect(m_dljob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propagateStepProgress);
     connect(m_dljob.get(), &NetJob::progress, this, [this, step_progress](qint64 current, qint64 total) {
         qDebug() << "Resolve slug progress" << current << total;
         step_progress->update(current, total);
@@ -116,7 +120,7 @@ void Flame::FileResolvingTask::netJobFinished()
         stepProgress(*step_progress);
         emitFailed(reason);
     });
-    connect(m_checkJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propogateStepProgress);
+    connect(m_checkJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propagateStepProgress);
     connect(m_checkJob.get(), &NetJob::progress, this, [this, step_progress](qint64 current, qint64 total) {
         qDebug() << "Resolve slug progress" << current << total;
         step_progress->update(current, total);
@@ -130,12 +134,13 @@ void Flame::FileResolvingTask::netJobFinished()
     m_checkJob->start();
 }
 
-void Flame::FileResolvingTask::modrinthCheckFinished() {
+void Flame::FileResolvingTask::modrinthCheckFinished()
+{
     setProgress(2, 3);
     qDebug() << "Finished with blocked mods : " << blockedProjects.size();
 
     for (auto it = blockedProjects.keyBegin(); it != blockedProjects.keyEnd(); it++) {
-        auto &out = *it;
+        auto& out = *it;
         auto bytes = blockedProjects[out];
         if (!out->resolved) {
             continue;
@@ -155,15 +160,13 @@ void Flame::FileResolvingTask::modrinthCheckFinished() {
             out->resolved = false;
         }
     }
-    //copy to an output list and filter out projects found on modrinth
+    // copy to an output list and filter out projects found on modrinth
     auto block = std::make_shared<QList<File*>>();
     auto it = blockedProjects.keys();
-    std::copy_if(it.begin(), it.end(), std::back_inserter(*block), [](File *f) {
-        return !f->resolved;
-    });
-    //Display not found mods early
+    std::copy_if(it.begin(), it.end(), std::back_inserter(*block), [](File* f) { return !f->resolved; });
+    // Display not found mods early
     if (!block->empty()) {
-        //blocked mods found, we need the slug for displaying.... we need another job :D !
+        // blocked mods found, we need the slug for displaying.... we need another job :D !
         m_slugJob.reset(new NetJob("Slug Job", m_network));
         int index = 0;
         for (auto mod : *block) {
@@ -175,8 +178,8 @@ void Flame::FileResolvingTask::modrinthCheckFinished() {
             QObject::connect(dl.get(), &Net::Download::succeeded, [block, index, output]() {
                 auto mod = block->at(index);  // use the shared_ptr so it is captured and only freed when we are done
                 auto json = QJsonDocument::fromJson(*output);
-                auto base = Json::requireString(Json::requireObject(Json::requireObject(Json::requireObject(json),"data"),"links"),
-                        "websiteUrl");
+                auto base =
+                    Json::requireString(Json::requireObject(Json::requireObject(Json::requireObject(json), "data"), "links"), "websiteUrl");
                 auto link = QString("%1/download/%2").arg(base, QString::number(mod->fileId));
                 mod->websiteUrl = link;
             });
@@ -194,7 +197,7 @@ void Flame::FileResolvingTask::modrinthCheckFinished() {
             stepProgress(*step_progress);
             emitFailed(reason);
         });
-        connect(m_slugJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propogateStepProgress);
+        connect(m_slugJob.get(), &NetJob::stepProgress, this, &FileResolvingTask::propagateStepProgress);
         connect(m_slugJob.get(), &NetJob::progress, this, [this, step_progress](qint64 current, qint64 total) {
             qDebug() << "Resolve slug progress" << current << total;
             step_progress->update(current, total);
diff --git a/launcher/modplatform/flame/FlameAPI.h b/launcher/modplatform/flame/FlameAPI.h
index 0a6dc78f..49bc316f 100644
--- a/launcher/modplatform/flame/FlameAPI.h
+++ b/launcher/modplatform/flame/FlameAPI.h
@@ -23,6 +23,8 @@ class FlameAPI : public NetworkResourceAPI {
 
     [[nodiscard]] auto getSortingMethods() const -> QList<ResourceAPI::SortingMethod> override;
 
+    static inline auto validateModLoaders(ModLoaderTypes loaders) -> bool { return loaders & (Forge | Fabric | Quilt); }
+
    private:
     static int getClassId(ModPlatform::ResourceType type)
     {
diff --git a/launcher/modplatform/flame/FlameInstanceCreationTask.cpp b/launcher/modplatform/flame/FlameInstanceCreationTask.cpp
index d44e1499..c2c7080f 100644
--- a/launcher/modplatform/flame/FlameInstanceCreationTask.cpp
+++ b/launcher/modplatform/flame/FlameInstanceCreationTask.cpp
@@ -57,17 +57,11 @@
 #include <QDebug>
 #include <QFileInfo>
 
+#include "meta/Index.h"
+#include "meta/VersionList.h"
 #include "minecraft/World.h"
 #include "minecraft/mod/tasks/LocalResourceParse.h"
 
-#include "net/ApiDownload.h"
-
-
-const static QMap<QString, QString> forgemap = { { "1.2.5", "3.4.9.171" },
-                                                 { "1.4.2", "6.0.1.355" },
-                                                 { "1.4.7", "6.6.2.534" },
-                                                 { "1.5.2", "7.8.1.737" } };
-
 static const FlameAPI api;
 
 bool FlameCreationTask::abort()
@@ -261,6 +255,56 @@ bool FlameCreationTask::updateInstance()
     return false;
 }
 
+QString FlameCreationTask::getVersionForLoader(QString uid, QString loaderType, QString loaderVersion, QString mcVersion)
+{
+    if (loaderVersion == "recommended") {
+        auto vlist = APPLICATION->metadataIndex()->get(uid);
+        if (!vlist) {
+            setError(tr("Failed to get local metadata index for %1").arg(uid));
+            return {};
+        }
+
+        if (!vlist->isLoaded()) {
+            QEventLoop loadVersionLoop;
+            auto task = vlist->getLoadTask();
+            connect(task.get(), &Task::finished, &loadVersionLoop, &QEventLoop::quit);
+            if (!task->isRunning())
+                task->start();
+
+            loadVersionLoop.exec();
+        }
+
+        for (auto version : vlist->versions()) {
+            // first recommended build we find, we use.
+            if (!version->isRecommended())
+                continue;
+            auto reqs = version->requiredSet();
+
+            // filter by minecraft version, if the loader depends on a certain version.
+            // not all mod loaders depend on a given Minecraft version, so we won't do this
+            // filtering for those loaders.
+            if (loaderType == "forge") {
+                auto iter = std::find_if(reqs.begin(), reqs.end(), [mcVersion](const Meta::Require& req) {
+                    return req.uid == "net.minecraft" && req.equalsVersion == mcVersion;
+                });
+                if (iter == reqs.end())
+                    continue;
+            }
+            return version->descriptor();
+        }
+
+        setError(tr("Failed to find version for %1 loader").arg(loaderType));
+        return {};
+    }
+
+    if (loaderVersion.isEmpty()) {
+        emitFailed(tr("No loader version set for modpack!"));
+        return {};
+    }
+
+    return loaderVersion;
+}
+
 bool FlameCreationTask::createInstance()
 {
     QEventLoop loop;
@@ -299,22 +343,29 @@ bool FlameCreationTask::createInstance()
         }
     }
 
-    QString forgeVersion;
-    QString fabricVersion;
-    // TODO: is Quilt relevant here?
+    QString loaderType;
+    QString loaderUid;
+    QString loaderVersion;
+
     for (auto& loader : m_pack.minecraft.modLoaders) {
         auto id = loader.id;
         if (id.startsWith("forge-")) {
             id.remove("forge-");
-            forgeVersion = id;
-            continue;
-        }
-        if (id.startsWith("fabric-")) {
+            loaderType = "forge";
+            loaderUid = "net.minecraftforge";
+        } else if (loaderType == "fabric") {
             id.remove("fabric-");
-            fabricVersion = id;
+            loaderType = "fabric";
+            loaderUid = "net.fabricmc.fabric-loader";
+        } else if (loaderType == "quilt") {
+            id.remove("quilt-");
+            loaderType = "quilt";
+            loaderUid = "org.quiltmc.quilt-loader";
+        } else {
+            logWarning(tr("Unknown mod loader in manifest: %1").arg(id));
             continue;
         }
-        logWarning(tr("Unknown mod loader in manifest: %1").arg(id));
+        loaderVersion = id;
     }
 
     QString configPath = FS::PathCombine(m_stagingPath, "instance.cfg");
@@ -331,19 +382,12 @@ bool FlameCreationTask::createInstance()
     auto components = instance.getPackProfile();
     components->buildingFromScratch();
     components->setComponentVersion("net.minecraft", mcVersion, true);
-    if (!forgeVersion.isEmpty()) {
-        // FIXME: dirty, nasty, hack. Proper solution requires dependency resolution and knowledge of the metadata.
-        if (forgeVersion == "recommended") {
-            if (forgemap.contains(mcVersion)) {
-                forgeVersion = forgemap[mcVersion];
-            } else {
-                logWarning(tr("Could not map recommended Forge version for Minecraft %1").arg(mcVersion));
-            }
-        }
-        components->setComponentVersion("net.minecraftforge", forgeVersion);
+    if (!loaderType.isEmpty()) {
+        auto version = getVersionForLoader(loaderUid, loaderType, loaderVersion, mcVersion);
+        if (version.isEmpty())
+            return false;
+        components->setComponentVersion(loaderUid, version);
     }
-    if (!fabricVersion.isEmpty())
-        components->setComponentVersion("net.fabricmc.fabric-loader", fabricVersion);
 
     if (m_instIcon != "default") {
         instance.setIconKey(m_instIcon);
@@ -388,7 +432,7 @@ bool FlameCreationTask::createInstance()
     });
     connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::progress, this, &FlameCreationTask::setProgress);
     connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::status, this, &FlameCreationTask::setStatus);
-    connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::stepProgress, this, &FlameCreationTask::propogateStepProgress);
+    connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::stepProgress, this, &FlameCreationTask::propagateStepProgress);
     connect(m_mod_id_resolver.get(), &Flame::FileResolvingTask::details, this, &FlameCreationTask::setDetails);
     m_mod_id_resolver->start();
 
@@ -472,8 +516,9 @@ void FlameCreationTask::setupDownloadJob(QEventLoop& loop)
         switch (result.type) {
             case Flame::File::Type::Folder: {
                 logWarning(tr("This 'Folder' may need extracting: %1").arg(relpath));
-                // fall-through intentional, we treat these as plain old mods and dump them wherever.
+                // fallthrough intentional, we treat these as plain old mods and dump them wherever.
             }
+            /* fallthrough */
             case Flame::File::Type::SingleFile:
             case Flame::File::Type::Mod: {
                 if (!result.url.isEmpty()) {
@@ -503,11 +548,11 @@ void FlameCreationTask::setupDownloadJob(QEventLoop& loop)
         m_files_job.reset();
         setError(reason);
     });
-    connect(m_files_job.get(), &NetJob::progress, this, [this](qint64 current, qint64 total){
+    connect(m_files_job.get(), &NetJob::progress, this, [this](qint64 current, qint64 total) {
         setDetails(tr("%1 out of %2 complete").arg(current).arg(total));
         setProgress(current, total);
     });
-    connect(m_files_job.get(), &NetJob::stepProgress, this, &FlameCreationTask::propogateStepProgress);
+    connect(m_files_job.get(), &NetJob::stepProgress, this, &FlameCreationTask::propagateStepProgress);
     connect(m_files_job.get(), &NetJob::finished, &loop, &QEventLoop::quit);
 
     setStatus(tr("Downloading mods..."));
@@ -546,7 +591,6 @@ void FlameCreationTask::copyBlockedMods(QList<BlockedMod> const& blocked_mods)
     setAbortable(true);
 }
 
-
 void FlameCreationTask::validateZIPResouces()
 {
     qDebug() << "Validating whether resources stored as .zip are in the right place";
@@ -564,11 +608,13 @@ void FlameCreationTask::validateZIPResouces()
                 if (FS::move(localPath, destPath)) {
                     return destPath;
                 }
+            } else {
+                qDebug() << "Target folder of" << fileName << "is correct at" << targetFolder;
             }
             return localPath;
         };
 
-        auto installWorld = [this](QString worldPath){
+        auto installWorld = [this](QString worldPath) {
             qDebug() << "Installing World from" << worldPath;
             QFileInfo worldFileInfo(worldPath);
             World w(worldFileInfo);
@@ -585,29 +631,29 @@ void FlameCreationTask::validateZIPResouces()
         QString worldPath;
 
         switch (type) {
-            case PackedResourceType::ResourcePack :
+            case PackedResourceType::Mod:
+                validatePath(fileName, targetFolder, "mods");
+                break;
+            case PackedResourceType::ResourcePack:
                 validatePath(fileName, targetFolder, "resourcepacks");
                 break;
-            case PackedResourceType::TexturePack :
+            case PackedResourceType::TexturePack:
                 validatePath(fileName, targetFolder, "texturepacks");
                 break;
-            case PackedResourceType::DataPack :
+            case PackedResourceType::DataPack:
                 validatePath(fileName, targetFolder, "datapacks");
                 break;
-            case PackedResourceType::Mod :
-                validatePath(fileName, targetFolder, "mods");
-                break;
-            case PackedResourceType::ShaderPack :
+            case PackedResourceType::ShaderPack:
                 // in theroy flame API can't do this but who knows, that *may* change ?
                 // better to handle it if it *does* occure in the future
                 validatePath(fileName, targetFolder, "shaderpacks");
                 break;
-            case PackedResourceType::WorldSave :
+            case PackedResourceType::WorldSave:
                 worldPath = validatePath(fileName, targetFolder, "saves");
                 installWorld(worldPath);
                 break;
-            case PackedResourceType::UNKNOWN :
-            default :
+            case PackedResourceType::UNKNOWN:
+            default:
                 qDebug() << "Can't Identify" << fileName << "at" << localPath << ", leaving it where it is.";
                 break;
         }
diff --git a/launcher/modplatform/flame/FlameInstanceCreationTask.h b/launcher/modplatform/flame/FlameInstanceCreationTask.h
index 0ae4735b..603d3693 100644
--- a/launcher/modplatform/flame/FlameInstanceCreationTask.h
+++ b/launcher/modplatform/flame/FlameInstanceCreationTask.h
@@ -57,10 +57,7 @@ class FlameCreationTask final : public InstanceCreationTask {
                       QString id,
                       QString version_id,
                       QString original_instance_id = {})
-        : InstanceCreationTask()
-        , m_parent(parent)
-        , m_managed_id(std::move(id))
-        , m_managed_version_id(std::move(version_id))
+        : InstanceCreationTask(), m_parent(parent), m_managed_id(std::move(id)), m_managed_version_id(std::move(version_id))
     {
         setStagingPath(staging_path);
         setParentSettings(global_settings);
@@ -78,6 +75,7 @@ class FlameCreationTask final : public InstanceCreationTask {
     void setupDownloadJob(QEventLoop&);
     void copyBlockedMods(QList<BlockedMod> const& blocked_mods);
     void validateZIPResouces();
+    QString getVersionForLoader(QString uid, QString loaderType, QString version, QString mcVersion);
 
    private:
     QWidget* m_parent = nullptr;
diff --git a/launcher/modplatform/flame/FlamePackExportTask.cpp b/launcher/modplatform/flame/FlamePackExportTask.cpp
new file mode 100644
index 00000000..87bf780c
--- /dev/null
+++ b/launcher/modplatform/flame/FlamePackExportTask.cpp
@@ -0,0 +1,473 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
+ *  Copyright (c) 2023 Trial97 <alexandru.tripon97@gmail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "FlamePackExportTask.h"
+#include <QJsonArray>
+#include <QJsonObject>
+
+#include <QCryptographicHash>
+#include <QFileInfo>
+#include <QMessageBox>
+#include <QtConcurrentRun>
+#include <algorithm>
+#include <memory>
+#include "Json.h"
+#include "MMCZip.h"
+#include "minecraft/PackProfile.h"
+#include "minecraft/mod/ModFolderModel.h"
+#include "modplatform/ModIndex.h"
+#include "modplatform/flame/FlameModIndex.h"
+#include "modplatform/helpers/HashUtils.h"
+#include "tasks/Task.h"
+
+const QString FlamePackExportTask::TEMPLATE = "<li><a href=\"{url}\">{name}{authors}</a></li>\n";
+const QStringList FlamePackExportTask::FILE_EXTENSIONS({ "jar", "zip" });
+
+FlamePackExportTask::FlamePackExportTask(const QString& name,
+                                         const QString& version,
+                                         const QString& author,
+                                         InstancePtr instance,
+                                         const QString& output,
+                                         MMCZip::FilterFunction filter)
+    : name(name)
+    , version(version)
+    , author(author)
+    , instance(instance)
+    , mcInstance(dynamic_cast<MinecraftInstance*>(instance.get()))
+    , gameRoot(instance->gameRoot())
+    , output(output)
+    , filter(filter)
+{}
+
+void FlamePackExportTask::executeTask()
+{
+    setStatus(tr("Searching for files..."));
+    setProgress(0, 5);
+    collectFiles();
+}
+
+bool FlamePackExportTask::abort()
+{
+    if (task != nullptr) {
+        task->abort();
+        task = nullptr;
+        emitAborted();
+        return true;
+    }
+
+    if (buildZipFuture.isRunning()) {
+        buildZipFuture.cancel();
+        // NOTE: Here we don't do `emitAborted()` because it will be done when `buildZipFuture` actually cancels, which may not occur
+        // immediately.
+        return true;
+    }
+
+    return false;
+}
+
+void FlamePackExportTask::collectFiles()
+{
+    setAbortable(false);
+    QCoreApplication::processEvents();
+
+    files.clear();
+    if (!MMCZip::collectFileListRecursively(instance->gameRoot(), nullptr, &files, filter)) {
+        emitFailed(tr("Could not search for files"));
+        return;
+    }
+
+    pendingHashes.clear();
+    resolvedFiles.clear();
+
+    if (mcInstance != nullptr) {
+        mcInstance->loaderModList()->update();
+        connect(mcInstance->loaderModList().get(), &ModFolderModel::updateFinished, this, &FlamePackExportTask::collectHashes);
+    } else
+        collectHashes();
+}
+
+void FlamePackExportTask::collectHashes()
+{
+    setAbortable(true);
+    setStatus(tr("Finding file hashes..."));
+    setProgress(1, 5);
+    auto allMods = mcInstance->loaderModList()->allMods();
+    ConcurrentTask::Ptr hashingTask(new ConcurrentTask(this, "MakeHashesTask", 10));
+    task.reset(hashingTask);
+    for (const QFileInfo& file : files) {
+        const QString relative = gameRoot.relativeFilePath(file.absoluteFilePath());
+        // require sensible file types
+        if (!std::any_of(FILE_EXTENSIONS.begin(), FILE_EXTENSIONS.end(), [&relative](const QString& extension) {
+                return relative.endsWith('.' + extension) || relative.endsWith('.' + extension + ".disabled");
+            }))
+            continue;
+
+        if (relative.startsWith("resourcepacks/") &&
+            (relative.endsWith(".zip") || relative.endsWith(".zip.disabled"))) {  // is resourcepack
+            auto hashTask = Hashing::createFlameHasher(file.absoluteFilePath());
+            connect(hashTask.get(), &Hashing::Hasher::resultsReady, [this, relative, file](QString hash) {
+                if (m_state == Task::State::Running) {
+                    pendingHashes.insert(hash, { relative, file.absoluteFilePath(), relative.endsWith(".zip") });
+                }
+            });
+            connect(hashTask.get(), &Task::failed, this, &FlamePackExportTask::emitFailed);
+            hashingTask->addTask(hashTask);
+            continue;
+        }
+
+        if (auto modIter = std::find_if(allMods.begin(), allMods.end(), [&file](Mod* mod) { return mod->fileinfo() == file; });
+            modIter != allMods.end()) {
+            const Mod* mod = *modIter;
+            if (!mod || mod->type() == ResourceType::FOLDER) {
+                continue;
+            }
+            if (mod->metadata() && mod->metadata()->provider == ModPlatform::ResourceProvider::FLAME) {
+                resolvedFiles.insert(mod->fileinfo().absoluteFilePath(),
+                                     { mod->metadata()->project_id.toInt(), mod->metadata()->file_id.toInt(), mod->enabled(), true,
+                                       mod->metadata()->name, mod->metadata()->slug, mod->authors().join(", ") });
+                continue;
+            }
+
+            auto hashTask = Hashing::createFlameHasher(mod->fileinfo().absoluteFilePath());
+            connect(hashTask.get(), &Hashing::Hasher::resultsReady, [this, mod](QString hash) {
+                if (m_state == Task::State::Running) {
+                    pendingHashes.insert(hash, { mod->name(), mod->fileinfo().absoluteFilePath(), mod->enabled(), true });
+                }
+            });
+            connect(hashTask.get(), &Task::failed, this, &FlamePackExportTask::emitFailed);
+            hashingTask->addTask(hashTask);
+        }
+    }
+    auto progressStep = std::make_shared<TaskStepProgress>();
+    connect(hashingTask.get(), &Task::finished, this, [this, progressStep] {
+        progressStep->state = TaskStepState::Succeeded;
+        stepProgress(*progressStep);
+    });
+
+    connect(hashingTask.get(), &Task::succeeded, this, &FlamePackExportTask::makeApiRequest);
+    connect(hashingTask.get(), &Task::failed, this, [this, progressStep](QString reason) {
+        progressStep->state = TaskStepState::Failed;
+        stepProgress(*progressStep);
+        emitFailed(reason);
+    });
+    connect(hashingTask.get(), &Task::stepProgress, this, &FlamePackExportTask::propagateStepProgress);
+
+    connect(hashingTask.get(), &Task::progress, this, [this, progressStep](qint64 current, qint64 total) {
+        progressStep->update(current, total);
+        stepProgress(*progressStep);
+    });
+    connect(hashingTask.get(), &Task::status, this, [this, progressStep](QString status) {
+        progressStep->status = status;
+        stepProgress(*progressStep);
+    });
+    hashingTask->start();
+}
+
+void FlamePackExportTask::makeApiRequest()
+{
+    if (pendingHashes.isEmpty()) {
+        buildZip();
+        return;
+    }
+
+    setStatus(tr("Finding versions for hashes..."));
+    setProgress(2, 5);
+    auto response = std::make_shared<QByteArray>();
+
+    QList<uint> fingerprints;
+    for (auto& murmur : pendingHashes.keys()) {
+        fingerprints.push_back(murmur.toUInt());
+    }
+
+    task.reset(api.matchFingerprints(fingerprints, response));
+
+    connect(task.get(), &Task::succeeded, this, [this, response] {
+        QJsonParseError parseError{};
+        QJsonDocument doc = QJsonDocument::fromJson(*response, &parseError);
+        if (parseError.error != QJsonParseError::NoError) {
+            qWarning() << "Error while parsing JSON response from CurseForge::CurrentVersions at " << parseError.offset
+                       << " reason: " << parseError.errorString();
+            qWarning() << *response;
+
+            failed(parseError.errorString());
+            return;
+        }
+
+        try {
+            auto docObj = Json::requireObject(doc);
+            auto dataObj = Json::requireObject(docObj, "data");
+            auto dataArr = Json::requireArray(dataObj, "exactMatches");
+
+            if (dataArr.isEmpty()) {
+                qWarning() << "No matches found for fingerprint search!";
+
+                return;
+            }
+            for (auto match : dataArr) {
+                auto matchObj = Json::ensureObject(match, {});
+                auto fileObj = Json::ensureObject(matchObj, "file", {});
+
+                if (matchObj.isEmpty() || fileObj.isEmpty()) {
+                    qWarning() << "Fingerprint match is empty!";
+
+                    return;
+                }
+
+                auto fingerprint = QString::number(Json::ensureVariant(fileObj, "fileFingerprint").toUInt());
+                auto mod = pendingHashes.find(fingerprint);
+                if (mod == pendingHashes.end()) {
+                    qWarning() << "Invalid fingerprint from the API response.";
+                    continue;
+                }
+
+                setStatus(tr("Parsing API response from CurseForge for '%1'...").arg(mod->name));
+                if (Json::ensureBoolean(fileObj, "isAvailable", false, "isAvailable"))
+                    resolvedFiles.insert(mod->path, { Json::requireInteger(fileObj, "modId"), Json::requireInteger(fi