Status.h

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#pragma once
 
#include <WString.h>
#include <IFS/Error.h>
 
#define CONFIGDB_ERROR_MAP(XX)                                                                                         \
    XX(OK)                                                                                                             \
    XX(FormatError)                                                                                                    \
    XX(UpdateConflict)                                                                                                 \
    XX(FileError)
 
#define CONFIGDB_FORMAT_ERROR_MAP(XX)                                                                                  \
    XX(BadSyntax)                                                                                                      \
    XX(BadType)                                                                                                        \
    XX(BadSelector)                                                                                                    \
    XX(BadIndex)                                                                                                       \
    XX(BadProperty)                                                                                                    \
    XX(NotInSchema)                                                                                                    \
    XX(UpdateConflict)
 
namespace ConfigDB
{
enum class Error {
#define XX(err) err,
    CONFIGDB_ERROR_MAP(XX)
#undef XX
};
 
enum class FormatError {
#define XX(err) err,
    CONFIGDB_FORMAT_ERROR_MAP(XX)
#undef XX
};
 
struct Status {
    struct Code {
        int fileError{};
        FormatError formatError;
    };
 
    Error error{};
    Code code;
 
    static Status fileError(int errorCode)
    {
        return Status{Error::FileError, {.fileError = errorCode}};
    }
 
    static Status formatError(FormatError err)
    {
        return Status{Error::FormatError, {.formatError = err}};
    }
 
    Status& operator=(FormatError err)
    {
        error = Error::FormatError;
        code.formatError = err;
        return *this;
    }
 
    explicit operator bool() const
    {
        return error == Error::OK;
    }
 
    String toString() const;
 
    size_t printTo(Print& p) const
    {
        return p.print(toString());
    }
};
 
} // namespace ConfigDB
 
inline String toString(ConfigDB::Status status)
{
    return status.toString();
}
 
String toString(ConfigDB::FormatError error);