NOISSUE continue reshuffling the codebase

launcher/ui/pages/modplatform/technic/TechnicPage.cpp

@@ -0,0 +1,201 @@
+/* Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "TechnicPage.h"
+#include "ui_TechnicPage.h"
+
+#include <QKeyEvent>
+
+#include "ui/dialogs/NewInstanceDialog.h"
+
+#include "TechnicModel.h"
+#include "modplatform/technic/SingleZipPackInstallTask.h"
+#include "modplatform/technic/SolderPackInstallTask.h"
+#include "Json.h"
+
+#include "Application.h"
+
+TechnicPage::TechnicPage(NewInstanceDialog* dialog, QWidget *parent)
+    : QWidget(parent), ui(new Ui::TechnicPage), dialog(dialog)
+{
+    ui->setupUi(this);
+    connect(ui->searchButton, &QPushButton::clicked, this, &TechnicPage::triggerSearch);
+    ui->searchEdit->installEventFilter(this);
+    model = new Technic::ListModel(this);
+    ui->packView->setModel(model);
+    connect(ui->packView->selectionModel(), &QItemSelectionModel::currentChanged, this, &TechnicPage::onSelectionChanged);
+}
+
+bool TechnicPage::eventFilter(QObject* watched, QEvent* event)
+{
+    if (watched == ui->searchEdit && event->type() == QEvent::KeyPress) {
+        QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
+        if (keyEvent->key() == Qt::Key_Return) {
+            triggerSearch();
+            keyEvent->accept();
+            return true;
+        }
+    }
+    return QWidget::eventFilter(watched, event);
+}
+
+TechnicPage::~TechnicPage()
+{
+    delete ui;
+}
+
+bool TechnicPage::shouldDisplay() const
+{
+    return true;
+}
+
+void TechnicPage::openedImpl()
+{
+    suggestCurrent();
+    triggerSearch();
+}
+
+void TechnicPage::triggerSearch() {
+    model->searchWithTerm(ui->searchEdit->text());
+}
+
+void TechnicPage::onSelectionChanged(QModelIndex first, QModelIndex second)
+{
+    if(!first.isValid())
+    {
+        if(isOpened)
+        {
+            dialog->setSuggestedPack();
+        }
+        //ui->frame->clear();
+        return;
+    }
+
+    current = model->data(first, Qt::UserRole).value<Technic::Modpack>();
+    suggestCurrent();
+}
+
+void TechnicPage::suggestCurrent()
+{
+    if (!isOpened)
+    {
+        return;
+    }
+    if (current.broken)
+    {
+        dialog->setSuggestedPack();
+        return;
+    }
+
+    QString editedLogoName = "technic_" + current.logoName.section(".", 0, 0);
+    model->getLogo(current.logoName, current.logoUrl, [this, editedLogoName](QString logo)
+    {
+        dialog->setSuggestedIconFromFile(logo, editedLogoName);
+    });
+
+    if (current.metadataLoaded)
+    {
+        metadataLoaded();
+        return;
+    }
+    
+    NetJob *netJob = new NetJob(QString("Technic::PackMeta(%1)").arg(current.name));
+    std::shared_ptr<QByteArray> response = std::make_shared<QByteArray>();
+    QString slug = current.slug;
+    netJob->addNetAction(Net::Download::makeByteArray(QString("https://api.technicpack.net/modpack/%1?build=multimc").arg(slug), response.get()));
+    QObject::connect(netJob, &NetJob::succeeded, this, [this, response, slug]
+    {
+        if (current.slug != slug)
+        {
+            return;
+        }
+        QJsonParseError parse_error;
+        QJsonDocument doc = QJsonDocument::fromJson(*response, &parse_error);
+        QJsonObject obj = doc.object();
+        if(parse_error.error != QJsonParseError::NoError)
+        {
+            qWarning() << "Error while parsing JSON response from Technic at " << parse_error.offset << " reason: " << parse_error.errorString();
+            qWarning() << *response;
+            return;
+        }
+        if (!obj.contains("url"))
+        {
+            qWarning() << "Json doesn't contain an url key";
+            return;
+        }
+        QJsonValueRef url = obj["url"];
+        if (url.isString())
+        {
+            current.url = url.toString();
+        }
+        else
+        {
+            if (!obj.contains("solder"))
+            {
+                qWarning() << "Json doesn't contain a valid url or solder key";
+                return;
+            }
+            QJsonValueRef solderUrl = obj["solder"];
+            if (solderUrl.isString())
+            {
+                current.url = solderUrl.toString();
+                current.isSolder = true;
+            }
+            else
+            {
+                qWarning() << "Json doesn't contain a valid url or solder key";
+                return;
+            }
+        }
+
+        current.minecraftVersion = Json::ensureString(obj, "minecraft", QString(), "__placeholder__");
+        current.websiteUrl = Json::ensureString(obj, "platformUrl", QString(), "__placeholder__");
+        current.author = Json::ensureString(obj, "user", QString(), "__placeholder__");
+        current.description = Json::ensureString(obj, "description", QString(), "__placeholder__");
+        current.metadataLoaded = true;
+        metadataLoaded();
+    });
+    netJob->start(APPLICATION->network());
+}
+
+// expects current.metadataLoaded to be true
+void TechnicPage::metadataLoaded()
+{
+    QString text = "";
+    QString name = current.name;
+
+    if (current.websiteUrl.isEmpty())
+        // This allows injecting HTML here.
+        text = name;
+    else
+        // URL not properly escaped for inclusion in HTML. The name allows for injecting HTML.
+        text = "<a href=\"" + current.websiteUrl + "\">" + name + "</a>";
+    if (!current.author.isEmpty()) {
+        // This allows injecting HTML here
+        text += tr(" by ") + current.author;
+    }
+
+    ui->frame->setModText(text);
+    ui->frame->setModDescription(current.description);
+    if (!current.isSolder)
+    {
+        dialog->setSuggestedPack(current.name, new Technic::SingleZipPackInstallTask(current.url, current.minecraftVersion));
+    }
+    else
+    {
+        while (current.url.endsWith('/')) current.url.chop(1);
+        dialog->setSuggestedPack(current.name, new Technic::SolderPackInstallTask(APPLICATION->network(), current.url + "/modpack/" + current.slug, current.minecraftVersion));
+    }
+}