From c35dbd972ef5506cf49ff071f743da91d0b36d68 Mon Sep 17 00:00:00 2001
From: asie <kontakt@asie.pl>
Date: Sat, 15 Jun 2019 13:54:20 +0200
Subject: [PATCH] Add Fabric mod JSON parsing support

---
 api/logic/minecraft/Mod.cpp | 52 +++++++++++++++++++++++++++++++++++++
 api/logic/minecraft/Mod.h   |  1 +
 2 files changed, 53 insertions(+)

diff --git a/api/logic/minecraft/Mod.cpp b/api/logic/minecraft/Mod.cpp
index 069a27a4..e41c319f 100644
--- a/api/logic/minecraft/Mod.cpp
+++ b/api/logic/minecraft/Mod.cpp
@@ -96,6 +96,19 @@ void Mod::repath(const QFileInfo &file)
             zip.close();
             return;
         }
+        else if (zip.setCurrentFile("fabric.mod.json"))
+        {
+            if (!file.open(QIODevice::ReadOnly))
+            {
+                zip.close();
+                return;
+            }
+
+            ReadFabricModInfo(file.readAll());
+            file.close();
+            zip.close();
+            return;
+        }
         else if (zip.setCurrentFile("forgeversion.properties"))
         {
             if (!file.open(QIODevice::ReadOnly))
@@ -224,6 +237,45 @@ void Mod::ReadMCModInfo(QByteArray contents)
     }
 }
 
+// https://fabricmc.net/wiki/documentation:fabric_mod_json
+void Mod::ReadFabricModInfo(QByteArray contents)
+{
+    QJsonParseError jsonError;
+    QJsonDocument jsonDoc = QJsonDocument::fromJson(contents, &jsonError);
+    auto object = jsonDoc.object();
+    auto schemaVersion = object.contains("schemaVersion") ? object.value("schemaVersion").toInt(0) : 0;
+
+    m_mod_id = object.value("id").toString();
+    m_version = object.value("version").toString();
+
+    m_name = object.contains("name") ? object.value("name").toString() : m_mod_id;
+    m_description = object.value("description").toString();
+
+    if (schemaVersion >= 1)
+    {
+        QJsonArray authors = object.value("authors").toArray();
+
+        if (authors.size() == 0)
+            m_authors = "";
+        else if (authors.size() >= 1)
+        {
+            m_authors = authors.at(0).toObject().value("name").toString();
+            for (int i = 1; i < authors.size(); i++)
+            {
+                m_authors += ", " + authors.at(i).toObject().value("name").toString();
+            }
+        }
+
+        if (object.contains("contact"))
+        {
+            QJsonObject contact = object.value("contact").toObject();
+
+            if (contact.contains("homepage"))
+                m_homeurl = contact.value("homepage").toString();
+        }
+    }
+}
+
 void Mod::ReadForgeInfo(QByteArray contents)
 {
     // Read the data
diff --git a/api/logic/minecraft/Mod.h b/api/logic/minecraft/Mod.h
index 6c329363..63bf5ab4 100644
--- a/api/logic/minecraft/Mod.h
+++ b/api/logic/minecraft/Mod.h
@@ -113,6 +113,7 @@ public:
 
 private:
     void ReadMCModInfo(QByteArray contents);
+    void ReadFabricModInfo(QByteArray contents);
     void ReadForgeInfo(QByteArray contents);
     void ReadLiteModInfo(QByteArray contents);