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#pragma once
#include <Cplt/Utils/Color.hpp>
#include <Cplt/fwd.hpp>
#include <iosfwd>
#include <memory>
#include <string>
#include <vector>
class BaseValue
{
public:
enum Kind
{
KD_Numeric,
KD_Text,
KD_DateTime,
KD_DatabaseRowId,
KD_List,
KD_Dictionary,
KD_BaseObject,
KD_SaleDatabaseRow,
KD_PurchaseDatabaseRow,
KD_BaseObjectLast = KD_PurchaseDatabaseRow,
/// An unspecified type, otherwise known as "any" in some contexts.
InvalidKind,
KindCount = InvalidKind,
};
struct KindInfo
{
ImGui::IconType PinIcon;
RgbaColor PinColor;
};
private:
Kind mKind;
public:
static const KindInfo& QueryInfo(Kind kind);
static const char* Format(Kind kind);
static std::unique_ptr<BaseValue> CreateByKind(Kind kind);
static bool IsInstance(const BaseValue* value);
BaseValue(Kind kind);
virtual ~BaseValue() = default;
BaseValue(const BaseValue&) = delete;
BaseValue& operator=(const BaseValue&) = delete;
BaseValue(BaseValue&&) = default;
BaseValue& operator=(BaseValue&&) = default;
Kind GetKind() const;
// TODO get constant editor
/// The functions \c ReadFrom, \c WriteTo will only be valid to call if this function returns true.
virtual bool SupportsConstant() const;
virtual void ReadFrom(std::istream& stream);
virtual void WriteTo(std::ostream& stream);
};
class BaseObjectDescription
{
public:
struct Property
{
std::string Name;
BaseValue::Kind Kind;
bool Mutatable = true;
};
public:
std::vector<Property> Properties;
};
class BaseObjectValue : public BaseValue
{
public:
/// \param kind A value kind enum, within the range of KD_BaseObject and KD_BaseObjectLast (both inclusive).
static const BaseObjectDescription& QueryObjectInfo(Kind kind);
static bool IsInstance(const BaseValue* value);
BaseObjectValue(Kind kind);
const BaseObjectDescription& GetObjectDescription() const;
virtual const BaseValue* GetProperty(int idx) const = 0;
virtual bool SetProperty(int idx, std::unique_ptr<BaseValue> value) = 0;
};
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