build: More repo cleanup, move libimhex and external libs to /lib folder

lib/libimhex/source/api/task.cpp

@@ -0,0 +1,43 @@
+#include <hex/api/task.hpp>
+
+#include <hex/helpers/shared_data.hpp>
+
+namespace hex {
+
+    Task::Task(const std::string& unlocalizedName, u64 maxValue) : m_name(LangEntry(unlocalizedName)), m_maxValue(maxValue), m_currValue(0) {
+        SharedData::runningTasks.push_back(this);
+    }
+
+    Task::~Task() {
+        this->finish();
+    }
+
+    void Task::finish() {
+        SharedData::runningTasks.remove(this);
+    }
+
+    void Task::setMaxValue(u64 maxValue) {
+        this->m_maxValue = maxValue;
+    }
+
+    void Task::update(u64 currValue) {
+        if (this->m_currValue < this->m_maxValue)
+            this->m_currValue = currValue;
+    }
+
+    double Task::getProgress() const {
+        if (this->m_maxValue == 0)
+            return 100;
+
+        return static_cast<double>(this->m_currValue) / static_cast<double>(this->m_maxValue);
+    }
+
+    bool Task::isPending() const {
+        return this->m_maxValue == 0;
+    }
+
+    const std::string& Task::getName() const {
+        return this->m_name;
+    }
+
+}