From 527c1113f1c92b8afe59eb0df0dbac8a1d508d98 Mon Sep 17 00:00:00 2001
From: flow <flowlnlnln@gmail.com>
Date: Sat, 12 Nov 2022 12:19:05 -0300
Subject: [PATCH] feat(ManagedPackPage): add Flame UI

Signed-off-by: flow <flowlnlnln@gmail.com>
---
 buildconfig/BuildConfig.h                     |  2 +
 .../ui/pages/instance/ManagedPackPage.cpp     | 66 ++++++++++++++++++-
 launcher/ui/pages/instance/ManagedPackPage.h  |  7 ++
 3 files changed, 74 insertions(+), 1 deletion(-)

diff --git a/buildconfig/BuildConfig.h b/buildconfig/BuildConfig.h
index 4a3090736..a05d7a9eb 100644
--- a/buildconfig/BuildConfig.h
+++ b/buildconfig/BuildConfig.h
@@ -161,6 +161,8 @@ class Config {
     QString MODRINTH_STAGING_URL = "https://staging-api.modrinth.com/v2";
     QString MODRINTH_PROD_URL = "https://api.modrinth.com/v2";
 
+    QString FLAME_BASE_URL = "https://api.curseforge.com/v1";
+
     QString versionString() const;
     /**
      * \brief Converts the Version to a string.
diff --git a/launcher/ui/pages/instance/ManagedPackPage.cpp b/launcher/ui/pages/instance/ManagedPackPage.cpp
index 2f1e4ff05..45be7c715 100644
--- a/launcher/ui/pages/instance/ManagedPackPage.cpp
+++ b/launcher/ui/pages/instance/ManagedPackPage.cpp
@@ -269,7 +269,65 @@ FlameManagedPackPage::FlameManagedPackPage(BaseInstance* inst, InstanceWindow* i
     connect(ui->versionsComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(suggestVersion()));
 }
 
-void FlameManagedPackPage::parseManagedPack() {}
+void FlameManagedPackPage::parseManagedPack() {
+    qDebug() << "Parsing Flame pack";
+
+    auto netJob = new NetJob(QString("Flame::PackVersions(%1)").arg(m_inst->getManagedPackName()), APPLICATION->network());
+    auto response = new QByteArray();
+
+    QString id = m_inst->getManagedPackID();
+
+    netJob->addNetAction(Net::Download::makeByteArray(QString("%1/mods/%2/files").arg(BuildConfig.FLAME_BASE_URL, id), response));
+
+    QObject::connect(netJob, &NetJob::succeeded, this, [this, response, id] {
+        QJsonParseError parse_error{};
+        QJsonDocument doc = QJsonDocument::fromJson(*response, &parse_error);
+        if (parse_error.error != QJsonParseError::NoError) {
+            qWarning() << "Error while parsing JSON response from Flame at " << parse_error.offset
+                       << " reason: " << parse_error.errorString();
+            qWarning() << *response;
+
+            setFailState();
+
+            return;
+        }
+
+        try {
+            auto obj = doc.object();
+            auto data = Json::ensureArray(obj, "data");
+            Flame::loadIndexedPackVersions(m_pack, data);
+        } catch (const JSONValidationError& e) {
+            qDebug() << *response;
+            qWarning() << "Error while reading modrinth modpack version: " << e.cause();
+
+            setFailState();
+            return;
+        }
+
+        for (auto version : m_pack.versions) {
+            QString name;
+
+            name = version.version;
+
+            if (version.fileId == m_inst->getManagedPackVersionID().toInt())
+                name.append(tr(" (Current)"));
+
+            ui->versionsComboBox->addItem(name, QVariant(version.fileId));
+        }
+
+        suggestVersion();
+
+        m_loaded = true;
+    });
+    QObject::connect(netJob, &NetJob::failed, this, &FlameManagedPackPage::setFailState);
+    QObject::connect(netJob, &NetJob::aborted, this, &FlameManagedPackPage::setFailState);
+    QObject::connect(netJob, &NetJob::finished, this, [response, netJob] {
+        netJob->deleteLater();
+        delete response;
+    });
+
+    netJob->start();
+}
 
 QString FlameManagedPackPage::url() const
 {
@@ -278,6 +336,12 @@ QString FlameManagedPackPage::url() const
 
 void FlameManagedPackPage::suggestVersion()
 {
+    auto index = ui->versionsComboBox->currentIndex();
+    auto version = m_pack.versions.at(index);
+
+    ui->changelogTextBrowser->setHtml(m_api.getModFileChangelog(m_inst->getManagedPackID().toInt(), version.fileId));
+
+    ManagedPackPage::suggestVersion();
 }
 
 #include "ManagedPackPage.moc"
diff --git a/launcher/ui/pages/instance/ManagedPackPage.h b/launcher/ui/pages/instance/ManagedPackPage.h
index a81d24f02..6d4878204 100644
--- a/launcher/ui/pages/instance/ManagedPackPage.h
+++ b/launcher/ui/pages/instance/ManagedPackPage.h
@@ -5,6 +5,9 @@
 #include "modplatform/modrinth/ModrinthAPI.h"
 #include "modplatform/modrinth/ModrinthPackManifest.h"
 
+#include "modplatform/flame/FlameAPI.h"
+#include "modplatform/flame/FlamePackIndex.h"
+
 #include "ui/pages/BasePage.h"
 
 #include <QWidget>
@@ -130,4 +133,8 @@ class FlameManagedPackPage final : public ManagedPackPage {
 
    public slots:
     void suggestVersion() override;
+
+   private:
+    Flame::IndexedPack m_pack;
+    FlameAPI m_api;
 };