Files
Upsilon/apps/code/script.h
2022-06-17 12:12:39 +02:00

74 lines
2.6 KiB
C++

#ifndef CODE_SCRIPT_H
#define CODE_SCRIPT_H
#include <ion.h>
namespace Code {
/* Record: | Size | Name | Body |
* Script: | | | Status | Content |
*
*
* |FetchedForVariableBoxBit
* Status is one byte long: xxxxxxxx
* ^ ^
* FetchedFromConsoleBit AutoImportationBit
*
* AutoImportationBit is 1 if the script should be auto imported when the
* console opens.
*
* FetchedFromConsoleBit is 1 if its content has been fetched from the console,
* so we can retrieve the correct variables afterwards in the variable box.
*
* FetchedForVariableBoxBit is used to prevent circular importation problems,
* such as scriptA importing scriptB, which imports scriptA. Once we get the
* variables from a script to put them in the variable box, we switch the bit to
* 1 and won't reload it afterwards. */
class Script : public Ion::Storage::Record {
private:
// Default script names are chosen between script1 and script99
static constexpr int k_maxNumberOfDefaultScriptNames = 99;
static constexpr int k_defaultScriptNameNumberMaxSize = 2; // Numbers from 1 to 99 have 2 digits max
// See the comment at the beginning of the file
static constexpr size_t k_statusSize = 1;
public:
static constexpr int k_defaultScriptNameMaxSize = 6 + k_defaultScriptNameNumberMaxSize + 1;
/* 6 = strlen("script")
* k_defaultScriptNameNumberMaxSize = maxLength of integers between 1 and 99
* 1 = null-terminating char */
static bool DefaultName(char buffer[], size_t bufferSize);
static bool nameCompliant(const char * name);
static constexpr size_t StatusSize() { return k_statusSize; }
Script(Ion::Storage::Record r = Ion::Storage::Record()) : Record(r) {}
bool autoImportationStatus() const;
void toggleAutoimportationStatus();
const char * content() const;
size_t contentSize() { return value().size - k_statusSize; }
/* Fetched status */
bool fetchedFromConsole() const;
void setFetchedFromConsole(bool fetched);
bool fetchedForVariableBox() const;
void setFetchedForVariableBox(bool fetched);
private:
static constexpr uint8_t k_autoImportationStatusMask = 0b1;
static constexpr uint8_t k_fetchedForVariableBoxOffset = 7;
static constexpr uint8_t k_fetchedFromConsoleOffset = 6;
static constexpr uint8_t k_fetchedForVariableBoxMask = 0b1 << k_fetchedForVariableBoxOffset;
static constexpr uint8_t k_fetchedFromConsoleMask = 0b1 << k_fetchedFromConsoleOffset;
bool getStatutBit(uint8_t offset) const;
void setStatutBit(uint8_t mask, uint8_t offset, bool value);
};
}
#endif