forward_type.h

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#pragma once
#include <cstdint>
#include <type_traits>
 
// forward type declaration
namespace hgps::core {
 
enum class VerboseMode : uint8_t {
    none,
 
    verbose
};
 
enum class Gender : uint8_t {
    unknown,
 
    male,
 
    female
};
 
enum class DiseaseGroup : uint8_t {
    other,
 
    cancer
};
 
enum class Sector : uint8_t {
    unknown,
 
    urban,
 
    rural
};
 
enum class Income : uint8_t {
    unknown,
 
    low,
 
    lowermiddle,
 
    middle,
 
    uppermiddle,
 
    high
};
 
// Note: Region and Ethnicity are now dynamic string-based identifiers
// They are read from CSV files and can support any number of categories
// The system will automatically adapt to the CSV structure
 
template <typename T>
concept Numerical = std::is_arithmetic_v<T>;
 
struct LookupGenderValue {
    int value{};
 
    double male{};
 
    double female{};
};
 
class DataTable;
class DataTableColumn;
 
class StringDataTableColumn;
class FloatDataTableColumn;
class DoubleDataTableColumn;
class IntegerDataTableColumn;
 
class DataTableColumnVisitor;
 
} // namespace hgps::core