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Version 21.6.2: Sep 18, 2021 Queries moved to module swad_game_database.

This commit is contained in:
acanas 2021-09-18 19:33:01 +02:00
parent 1514c65817
commit 74d611fc4d
8 changed files with 366 additions and 227 deletions
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3
swad_changelog.h
View File

@ -602,13 +602,14 @@ TODO: FIX BUG, URGENT! En las fechas como par
TODO: En las encuestas, que los estudiantes no puedan ver los resultados hasta que no finalice el plazo.
*/
#define Log_PLATFORM_VERSION "SWAD 21.6.1 (2021-09-18)"
#define Log_PLATFORM_VERSION "SWAD 21.6.2 (2021-09-18)"
#define CSS_FILE "swad20.45.css"
#define JS_FILE "swad20.69.1.js"
/*
TODO: Rename CENTRE to CENTER in help wiki.
TODO: Rename ASSESSMENT.Announcements to ASSESSMENT.Calls_for_exams
Version 21.6.2: Sep 18, 2021 Queries moved to module swad_game_database. (315679 lines)
Version 21.6.1: Sep 18, 2021 Queries moved to module swad_game_database. (315571 lines)
Version 21.6: Sep 18, 2021 New module swad_game_database for database queries related to games. (315565 lines)
Version 21.5.3: Sep 16, 2021 Queries moved to module swad_forum_database. (315431 lines)

1
swad_figure.c
View File

@ -45,6 +45,7 @@
#include "swad_form.h"
#include "swad_forum.h"
#include "swad_forum_database.h"
#include "swad_game_database.h"
#include "swad_global.h"
#include "swad_hierarchy.h"
#include "swad_hierarchy_level.h"

144
swad_game.c
View File

@ -1138,17 +1138,11 @@ static void Gam_RemoveGameFromAllTables (long GamCod)
/***** Remove all matches in this game *****/
Mch_RemoveMatchesInGameFromAllTables (GamCod);
/***** Remove game question *****/
DB_QueryDELETE ("can not remove game questions",
"DELETE FROM gam_questions"
" WHERE GamCod=%ld",
GamCod);
/***** Remove game questions *****/
Gam_DB_RemoveGameQsts (GamCod);
/***** Remove game *****/
DB_QueryDELETE ("can not remove game",
"DELETE FROM gam_games"
" WHERE GamCod=%ld",
GamCod);
Gam_DB_RemoveGame (GamCod);
}
/*****************************************************************************/
@ -1161,19 +1155,10 @@ void Gam_RemoveCrsGames (long CrsCod)
Mch_RemoveMatchesInCourseFromAllTables (CrsCod);
/***** Remove the questions in games *****/
DB_QueryDELETE ("can not remove questions in course games",
"DELETE FROM gam_questions"
" USING gam_games,"
"gam_questions"
" WHERE gam_games.CrsCod=%ld"
" AND gam_games.GamCod=gam_questions.GamCod",
CrsCod);
Gam_DB_RemoveCrsGameQsts (CrsCod);
/***** Remove the games *****/
DB_QueryDELETE ("can not remove course games",
"DELETE FROM gam_games"
" WHERE CrsCod=%ld",
CrsCod);
Gam_DB_RemoveCrsGames (CrsCod);
}
/*****************************************************************************/
@ -1201,11 +1186,7 @@ void Gam_HideGame (void)
Err_NoPermissionExit ();
/***** Hide game *****/
DB_QueryUPDATE ("can not hide game",
"UPDATE gam_games"
" SET Hidden='Y'"
" WHERE GamCod=%ld",
Game.GamCod);
Gam_DB_HideGame (Game.GamCod);
/***** Show games again *****/
Gam_ListAllGames (&Games);
@ -1235,12 +1216,8 @@ void Gam_UnhideGame (void)
if (!Gam_CheckIfICanEditGames ())
Err_NoPermissionExit ();
/***** Show game *****/
DB_QueryUPDATE ("can not show game",
"UPDATE gam_games"
" SET Hidden='N'"
" WHERE GamCod=%ld",
Game.GamCod);
/***** Unhide game *****/
Gam_DB_UnhideGame (Game.GamCod);
/***** Show games again *****/
Gam_ListAllGames (&Games);
@ -1556,22 +1533,7 @@ static void Gam_CreateGame (struct Gam_Game *Game,const char *Txt)
extern const char *Txt_Created_new_game_X;
/***** Create a new game *****/
Str_SetDecimalPointToUS (); // To write the decimal point as a dot
Game->GamCod =
DB_QueryINSERTandReturnCode ("can not create new game",
"INSERT INTO gam_games"
" (CrsCod,Hidden,UsrCod,MaxGrade,Visibility,"
"Title,Txt)"
" VALUES"
" (%ld,'N',%ld,%.15lg,%u,"
"'%s','%s')",
Gbl.Hierarchy.Crs.CrsCod,
Gbl.Usrs.Me.UsrDat.UsrCod,
Game->MaxGrade,
Game->Visibility,
Game->Title,
Txt);
Str_SetDecimalPointToLocal (); // Return to local system
Game->GamCod = Gam_DB_CreateGame (Game,Txt);
/***** Write success message *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_Created_new_game_X,
@ -1587,22 +1549,7 @@ static void Gam_UpdateGame (struct Gam_Game *Game,const char *Txt)
extern const char *Txt_The_game_has_been_modified;
/***** Update the data of the game *****/
Str_SetDecimalPointToUS (); // To write the decimal point as a dot
DB_QueryUPDATE ("can not update game",
"UPDATE gam_games"
" SET CrsCod=%ld,"
"MaxGrade=%.15lg,"
"Visibility=%u,"
"Title='%s',"
"Txt='%s'"
" WHERE GamCod=%ld",
Gbl.Hierarchy.Crs.CrsCod,
Game->MaxGrade,
Game->Visibility,
Game->Title,
Txt,
Game->GamCod);
Str_SetDecimalPointToLocal (); // Return to local system
Gam_DB_UpdateGame (Game,Txt);
/***** Write success message *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_The_game_has_been_modified);
@ -1694,28 +1641,6 @@ unsigned Gam_GetParamQstInd (void)
return (unsigned) QstInd;
}
/*****************************************************************************/
/************ Get question code given game and index of question *************/
/*****************************************************************************/
long Gam_GetQstCodFromQstInd (long GamCod,unsigned QstInd)
{
long QstCod;
/***** Get question code of the question to be moved up *****/
QstCod = DB_QuerySELECTCode ("can not get question code",
"SELECT QstCod"
" FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstInd=%u",
GamCod,
QstInd);
if (QstCod <= 0)
Err_WrongQuestionExit ();
return QstCod;
}
/*****************************************************************************/
/************************ List the questions of a game ***********************/
/*****************************************************************************/
@ -1729,14 +1654,7 @@ static void Gam_ListGameQuestions (struct Gam_Games *Games,struct Gam_Game *Game
bool ICanEditQuestions = Gam_CheckIfEditable (Game);
/***** Get data of questions from database *****/
NumQsts = (unsigned)
DB_QuerySELECT (&mysql_res,"can not get game questions",
"SELECT QstInd," // row[0]
"QstCod" // row[1]
" FROM gam_questions"
" WHERE GamCod=%ld"
" ORDER BY QstInd",
Game->GamCod);
NumQsts = Gam_DB_GetGameQuestions (&mysql_res,Game->GamCod);
/***** Begin box *****/
Games->GamCod = Game->GamCod;
@ -1997,14 +1915,7 @@ void Gam_AddQstsToGame (void)
MaxQstInd = Gam_DB_GetMaxQuestionIndexInGame (Game.GamCod); // 0 is no questions in game
/* Insert question in the table of questions */
DB_QueryINSERT ("can not add question to game",
"INSERT INTO gam_questions"
" (GamCod,QstInd,QstCod)"
" VALUES"
" (%ld,%u,%ld)",
Game.GamCod,
MaxQstInd + 1,
QstCod);
Gam_DB_InsertQstInGame (Game.GamCod,MaxQstInd + 1,QstCod);
NumQstsAdded++;
}
@ -2134,30 +2045,11 @@ void Gam_RemoveQstFromGame (void)
Mch_DB_RemAnswersOfAQuestion (Game.GamCod,QstInd);
/* Remove the question itself */
DB_QueryDELETE ("can not remove a question",
"DELETE FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstInd=%u",
Game.GamCod,
QstInd);
Gam_DB_RemoveQstFromGame (Game.GamCod,QstInd);
/* Change index of questions greater than this */
DB_QueryUPDATE ("can not update indexes of questions in table of answers",
"UPDATE mch_answers,"
"mch_matches"
" SET mch_answers.QstInd=mch_answers.QstInd-1"
" WHERE mch_matches.GamCod=%ld"
" AND mch_matches.MchCod=mch_answers.MchCod"
" AND mch_answers.QstInd>%u",
Game.GamCod,
QstInd);
DB_QueryUPDATE ("can not update indexes of questions",
"UPDATE gam_questions"
" SET QstInd=QstInd-1"
" WHERE GamCod=%ld"
" AND QstInd>%u",
Game.GamCod,
QstInd);
/* Change indexes of questions greater than this */
Mch_DB_UpdateIndexesOfQstsGreaterThan (Game.GamCod,QstInd);
Gam_DB_UpdateIndexesOfQstsGreaterThan (Game.GamCod,QstInd);
/***** Write message *****/
Ale_ShowAlert (Ale_SUCCESS,Txt_Question_removed);
@ -2288,8 +2180,8 @@ static void Gam_ExchangeQuestions (long GamCod,
Gbl.DB.LockedTables = true;
/***** Get question code of the questions to be moved *****/
QstCodTop = Gam_GetQstCodFromQstInd (GamCod,QstIndTop);
QstCodBottom = Gam_GetQstCodFromQstInd (GamCod,QstIndBottom);
QstCodTop = Gam_DB_GetQstCodFromQstInd (GamCod,QstIndTop);
QstCodBottom = Gam_DB_GetQstCodFromQstInd (GamCod,QstIndBottom);
/***** Exchange indexes of questions *****/
/*

1
swad_game.h
View File

@ -148,7 +148,6 @@ void Gam_ListQstsToAddToGame (void);
void Gam_PutParamQstInd (unsigned QstInd);
unsigned Gam_GetParamQstInd (void);
long Gam_GetQstCodFromQstInd (long GamCod,unsigned QstInd);
void Gam_AddQstsToGame (void);

388
swad_game_database.c
View File

@ -71,6 +71,83 @@ extern struct Globals Gbl;
/***************************** Private prototypes ****************************/
/*****************************************************************************/
/*****************************************************************************/
/**************************** Create a new game ******************************/
/*****************************************************************************/
long Gam_DB_CreateGame (const struct Gam_Game *Game,const char *Txt)
{
Str_SetDecimalPointToUS (); // To write the decimal point as a dot
return
DB_QueryINSERTandReturnCode ("can not create new game",
"INSERT INTO gam_games"
" (CrsCod,Hidden,UsrCod,MaxGrade,Visibility,"
"Title,Txt)"
" VALUES"
" (%ld,'N',%ld,%.15lg,%u,"
"'%s','%s')",
Gbl.Hierarchy.Crs.CrsCod,
Gbl.Usrs.Me.UsrDat.UsrCod,
Game->MaxGrade,
Game->Visibility,
Game->Title,
Txt);
Str_SetDecimalPointToLocal (); // Return to local system
}
/*****************************************************************************/
/*************************** Update an existing game *************************/
/*****************************************************************************/
void Gam_DB_UpdateGame (const struct Gam_Game *Game,const char *Txt)
{
Str_SetDecimalPointToUS (); // To write the decimal point as a dot
DB_QueryUPDATE ("can not update game",
"UPDATE gam_games"
" SET CrsCod=%ld,"
"MaxGrade=%.15lg,"
"Visibility=%u,"
"Title='%s',"
"Txt='%s'"
" WHERE GamCod=%ld",
Gbl.Hierarchy.Crs.CrsCod,
Game->MaxGrade,
Game->Visibility,
Game->Title,
Txt,
Game->GamCod);
Str_SetDecimalPointToLocal (); // Return to local system
}
/*****************************************************************************/
/********************************** Hide a game ******************************/
/*****************************************************************************/
void Gam_DB_HideGame (long GamCod)
{
DB_QueryUPDATE ("can not hide game",
"UPDATE gam_games"
" SET Hidden='Y'"
" WHERE GamCod=%ld",
GamCod);
}
/*****************************************************************************/
/******************************** Unhide a game ******************************/
/*****************************************************************************/
void Gam_DB_UnhideGame (long GamCod)
{
DB_QueryUPDATE ("can not show game",
"UPDATE gam_games"
" SET Hidden='N'"
" WHERE GamCod=%ld",
GamCod);
}
/*****************************************************************************/
/************* Get list of all the games in the current course ***************/
/*****************************************************************************/
@ -190,95 +267,6 @@ bool Gam_DB_CheckIfSimilarGameExists (const struct Gam_Game *Game)
Game->GamCod) != 0);
}
/*****************************************************************************/
/******************* Get number of questions of a game *********************/
/*****************************************************************************/
unsigned Gam_DB_GetNumQstsGame (long GamCod)
{
/***** Get nuumber of questions in a game from database *****/
return (unsigned)
DB_QueryCOUNT ("can not get number of questions of a game",
"SELECT COUNT(*)"
" FROM gam_questions"
" WHERE GamCod=%ld",
GamCod);
}
/*****************************************************************************/
/************ Get question index given game and code of question *************/
/*****************************************************************************/
// Return 0 is question is not present in game
unsigned Gam_DB_GetQstIndFromQstCod (long GamCod,long QstCod)
{
/***** Get question index in a game given the question code *****/
return DB_QuerySELECTUnsigned ("can not get question index",
"SELECT QstInd"
" FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstCod=%ld",
GamCod,
QstCod);
}
/*****************************************************************************/
/****************** Get maximum question index in a game *********************/
/*****************************************************************************/
// Question index can be 1, 2, 3...
// Return 0 if no questions
unsigned Gam_DB_GetMaxQuestionIndexInGame (long GamCod)
{
/***** Get maximum question index in a game from database *****/
return DB_QuerySELECTUnsigned ("can not get last question index",
"SELECT MAX(QstInd)"
" FROM gam_questions"
" WHERE GamCod=%ld",
GamCod);
}
/*****************************************************************************/
/*********** Get previous question index to a given index in a game **********/
/*****************************************************************************/
// Input question index can be 1, 2, 3... n-1
// Return question index will be 1, 2, 3... n if previous question exists, or 0 if no previous question
unsigned Gam_DB_GetPrevQuestionIndexInGame (long GamCod,unsigned QstInd)
{
/***** Get previous question index in a game from database *****/
// Although indexes are always continuous...
// ...this implementation works even with non continuous indexes
return DB_QuerySELECTUnsigned ("can not get previous question index",
"SELECT COALESCE(MAX(QstInd),0)"
" FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstInd<%u",
GamCod,
QstInd);
}
/*****************************************************************************/
/************* Get next question index to a given index in a game ************/
/*****************************************************************************/
// Input question index can be 0, 1, 2, 3... n-1
// Return question index will be 1, 2, 3... n if next question exists, or big number if no next question
unsigned Gam_DB_GetNextQuestionIndexInGame (long GamCod,unsigned QstInd)
{
/***** Get next question index in a game from database *****/
// Although indexes are always continuous...
// ...this implementation works even with non continuous indexes
return DB_QuerySELECTUnsigned ("can not get next question index",
"SELECT COALESCE(MIN(QstInd),%u)"
" FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstInd>%u",
Gam_AFTER_LAST_QUESTION, // End of questions has been reached
GamCod,
QstInd);
}
/*****************************************************************************/
/********************* Get number of courses with games **********************/
/*****************************************************************************/
@ -429,6 +417,187 @@ unsigned Gam_DB_GetNumGames (HieLvl_Level_t Scope)
}
}
/*****************************************************************************/
/********************************* Remove game *******************************/
/*****************************************************************************/
void Gam_DB_RemoveGame (long GamCod)
{
DB_QueryDELETE ("can not remove game",
"DELETE FROM gam_games"
" WHERE GamCod=%ld",
GamCod);
}
/*****************************************************************************/
/*********************** Remove the games of a course ************************/
/*****************************************************************************/
void Gam_DB_RemoveCrsGames (long CrsCod)
{
DB_QueryDELETE ("can not remove course games",
"DELETE FROM gam_games"
" WHERE CrsCod=%ld",
CrsCod);
}
/*****************************************************************************/
/**************** Insert question in the table of questions ******************/
/*****************************************************************************/
void Gam_DB_InsertQstInGame (long GamCod,unsigned QstInd,long QstCod)
{
DB_QueryINSERT ("can not add question to game",
"INSERT INTO gam_questions"
" (GamCod,QstInd,QstCod)"
" VALUES"
" (%ld,%u,%ld)",
GamCod,
QstInd,
QstCod);
}
/*****************************************************************************/
/*********** Update indexes of questions greater than a given one ************/
/*****************************************************************************/
void Gam_DB_UpdateIndexesOfQstsGreaterThan (long GamCod,unsigned QstInd)
{
DB_QueryUPDATE ("can not update indexes of questions",
"UPDATE gam_questions"
" SET QstInd=QstInd-1"
" WHERE GamCod=%ld"
" AND QstInd>%u",
GamCod,
QstInd);
}
/*****************************************************************************/
/******************* Get number of questions of a game *********************/
/*****************************************************************************/
unsigned Gam_DB_GetNumQstsGame (long GamCod)
{
/***** Get nuumber of questions in a game from database *****/
return (unsigned)
DB_QueryCOUNT ("can not get number of questions of a game",
"SELECT COUNT(*)"
" FROM gam_questions"
" WHERE GamCod=%ld",
GamCod);
}
/*****************************************************************************/
/************************ Get the questions of a game ************************/
/*****************************************************************************/
unsigned Gam_DB_GetGameQuestions (MYSQL_RES **mysql_res,long GamCod)
{
return (unsigned)
DB_QuerySELECT (mysql_res,"can not get game questions",
"SELECT QstInd," // row[0]
"QstCod" // row[1]
" FROM gam_questions"
" WHERE GamCod=%ld"
" ORDER BY QstInd",
GamCod);
}
/*****************************************************************************/
/************ Get question code given game and index of question *************/
/*****************************************************************************/
long Gam_DB_GetQstCodFromQstInd (long GamCod,unsigned QstInd)
{
long QstCod;
/***** Get question code of the question to be moved up *****/
QstCod = DB_QuerySELECTCode ("can not get question code",
"SELECT QstCod"
" FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstInd=%u",
GamCod,
QstInd);
if (QstCod <= 0)
Err_WrongQuestionExit ();
return QstCod;
}
/*****************************************************************************/
/************ Get question index given game and code of question *************/
/*****************************************************************************/
// Return 0 is question is not present in game
unsigned Gam_DB_GetQstIndFromQstCod (long GamCod,long QstCod)
{
/***** Get question index in a game given the question code *****/
return DB_QuerySELECTUnsigned ("can not get question index",
"SELECT QstInd"
" FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstCod=%ld",
GamCod,
QstCod);
}
/*****************************************************************************/
/****************** Get maximum question index in a game *********************/
/*****************************************************************************/
// Question index can be 1, 2, 3...
// Return 0 if no questions
unsigned Gam_DB_GetMaxQuestionIndexInGame (long GamCod)
{
/***** Get maximum question index in a game from database *****/
return DB_QuerySELECTUnsigned ("can not get last question index",
"SELECT MAX(QstInd)"
" FROM gam_questions"
" WHERE GamCod=%ld",
GamCod);
}
/*****************************************************************************/
/*********** Get previous question index to a given index in a game **********/
/*****************************************************************************/
// Input question index can be 1, 2, 3... n-1
// Return question index will be 1, 2, 3... n if previous question exists, or 0 if no previous question
unsigned Gam_DB_GetPrevQuestionIndexInGame (long GamCod,unsigned QstInd)
{
/***** Get previous question index in a game from database *****/
// Although indexes are always continuous...
// ...this implementation works even with non continuous indexes
return DB_QuerySELECTUnsigned ("can not get previous question index",
"SELECT COALESCE(MAX(QstInd),0)"
" FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstInd<%u",
GamCod,
QstInd);
}
/*****************************************************************************/
/************* Get next question index to a given index in a game ************/
/*****************************************************************************/
// Input question index can be 0, 1, 2, 3... n-1
// Return question index will be 1, 2, 3... n if next question exists, or big number if no next question
unsigned Gam_DB_GetNextQuestionIndexInGame (long GamCod,unsigned QstInd)
{
/***** Get next question index in a game from database *****/
// Although indexes are always continuous...
// ...this implementation works even with non continuous indexes
return DB_QuerySELECTUnsigned ("can not get next question index",
"SELECT COALESCE(MIN(QstInd),%u)"
" FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstInd>%u",
Gam_AFTER_LAST_QUESTION, // End of questions has been reached
GamCod,
QstInd);
}
/*****************************************************************************/
/***************** Get average number of questions per game ******************/
/*****************************************************************************/
@ -527,3 +696,44 @@ double Gam_DB_GetNumQstsPerGame (HieLvl_Level_t Scope)
return 0.0; // Not reached
}
}
/*****************************************************************************/
/************************* Remove question from game *************************/
/*****************************************************************************/
void Gam_DB_RemoveQstFromGame (long GamCod,unsigned QstInd)
{
DB_QueryDELETE ("can not remove a question",
"DELETE FROM gam_questions"
" WHERE GamCod=%ld"
" AND QstInd=%u",
GamCod,
QstInd);
}
/*****************************************************************************/
/**************************** Remove game questions **************************/
/*****************************************************************************/
void Gam_DB_RemoveGameQsts (long GamCod)
{
DB_QueryDELETE ("can not remove game questions",
"DELETE FROM gam_questions"
" WHERE GamCod=%ld",
GamCod);
}
/*****************************************************************************/
/***************** Remove the questions in games of a course *****************/
/*****************************************************************************/
void Gam_DB_RemoveCrsGameQsts (long CrsCod)
{
DB_QueryDELETE ("can not remove questions in course games",
"DELETE FROM gam_questions"
" USING gam_games,"
"gam_questions"
" WHERE gam_games.CrsCod=%ld"
" AND gam_games.GamCod=gam_questions.GamCod",
CrsCod);
}

33
swad_game_database.h
View File

@ -39,20 +39,37 @@
/***************************** Public prototypes *****************************/
/*****************************************************************************/
//--------------------------------- Games -------------------------------------
long Gam_DB_CreateGame (const struct Gam_Game *Game,const char *Txt);
void Gam_DB_UpdateGame (const struct Gam_Game *Game,const char *Txt);
void Gam_DB_HideGame (long GamCod);
void Gam_DB_UnhideGame (long GamCod);
unsigned Gam_DB_GetListGames (MYSQL_RES **mysql_res,Gam_Order_t SelectedOrder);
unsigned Gam_DB_GetDataOfGameByCod (MYSQL_RES **mysql_res,long GamCod);
void Gam_DB_GetGameTxt (long GamCod,char Txt[Cns_MAX_BYTES_TEXT + 1]);
bool Gam_DB_CheckIfSimilarGameExists (const struct Gam_Game *Game);
unsigned Gam_DB_GetNumQstsGame (long GamCod);
unsigned Gam_DB_GetQstIndFromQstCod (long GamCod,long QstCod);
unsigned Gam_DB_GetMaxQuestionIndexInGame (long GamCod);
unsigned Gam_DB_GetPrevQuestionIndexInGame (long GamCod,unsigned QstInd);
unsigned Gam_DB_GetNextQuestionIndexInGame (long GamCod,unsigned QstInd);
unsigned Gam_DB_GetNumCoursesWithGames (HieLvl_Level_t Scope);
unsigned Gam_DB_GetNumGames (HieLvl_Level_t Scope);
void Gam_DB_RemoveGame (long GamCod);
void Gam_DB_RemoveCrsGames (long CrsCod);
//---------------------------- Game questions ---------------------------------
void Gam_DB_InsertQstInGame (long GamCod,unsigned QstInd,long QstCod);
void Gam_DB_UpdateIndexesOfQstsGreaterThan (long GamCod,unsigned QstInd);
unsigned Gam_DB_GetNumQstsGame (long GamCod);
unsigned Gam_DB_GetGameQuestions (MYSQL_RES **mysql_res,long GamCod);
long Gam_DB_GetQstCodFromQstInd (long GamCod,unsigned QstInd);
unsigned Gam_DB_GetQstIndFromQstCod (long GamCod,long QstCod);
unsigned Gam_DB_GetMaxQuestionIndexInGame (long GamCod);
unsigned Gam_DB_GetPrevQuestionIndexInGame (long GamCod,unsigned QstInd);
unsigned Gam_DB_GetNextQuestionIndexInGame (long GamCod,unsigned QstInd);
double Gam_DB_GetNumQstsPerGame (HieLvl_Level_t Scope);
void Gam_DB_RemoveQstFromGame (long GamCod,unsigned QstInd);
void Gam_DB_RemoveGameQsts (long GamCod);
void Gam_DB_RemoveCrsGameQsts (long CrsCod);
#endif

21
swad_match.c
View File

@ -2378,7 +2378,7 @@ static void Mch_SetMatchStatusToPrevQst (struct Mch_Match *Match)
Match->Status.QstInd);
if (Match->Status.QstInd) // Start of questions not reached
{
Match->Status.QstCod = Gam_GetQstCodFromQstInd (Match->GamCod,
Match->Status.QstCod = Gam_DB_GetQstCodFromQstInd (Match->GamCod,
Match->Status.QstInd);
Match->Status.Showing = Match->Status.ShowQstResults ? Mch_RESULTS :
Mch_ANSWERS;
@ -2443,7 +2443,7 @@ static void Mch_SetMatchStatusToNextQst (struct Mch_Match *Match)
/***** Get question code *****/
if (Match->Status.QstInd < Gam_AFTER_LAST_QUESTION) // End of questions not reached
{
Match->Status.QstCod = Gam_GetQstCodFromQstInd (Match->GamCod,
Match->Status.QstCod = Gam_DB_GetQstCodFromQstInd (Match->GamCod,
Match->Status.QstInd);
Match->Status.Showing = Mch_STEM;
}
@ -4485,6 +4485,23 @@ void Mch_DrawBarNumUsrs (unsigned NumRespondersAns,unsigned NumRespondersQst,boo
HTM_DIV_End ();
}
/*****************************************************************************/
/*********** Update indexes of questions greater than a given one ************/
/*****************************************************************************/
void Mch_DB_UpdateIndexesOfQstsGreaterThan (long GamCod,unsigned QstInd)
{
DB_QueryUPDATE ("can not update indexes of questions",
"UPDATE mch_answers,"
"mch_matches"
" SET mch_answers.QstInd=mch_answers.QstInd-1"
" WHERE mch_matches.GamCod=%ld"
" AND mch_matches.MchCod=mch_answers.MchCod"
" AND mch_answers.QstInd>%u",
GamCod,
QstInd);
}
/*****************************************************************************/
/********* Get start of first match and end of last match in a game **********/
/*****************************************************************************/

2
swad_match.h
View File

@ -158,6 +158,8 @@ unsigned Mch_DB_GetNumUsrsWhoAnsweredQst (long MchCod,unsigned QstInd);
unsigned Mch_DB_GetNumUsrsWhoHaveChosenAns (long MchCod,unsigned QstInd,unsigned AnsInd);
void Mch_DrawBarNumUsrs (unsigned NumRespondersAns,unsigned NumRespondersQst,bool Correct);
void Mch_DB_UpdateIndexesOfQstsGreaterThan (long GamCod,unsigned QstInd);
unsigned Mch_DB_GetStartEndMatchesInGame (MYSQL_RES **mysql_res,long GamCod);
void Mch_DB_RemAnswersOfAQuestion (long GamCod,unsigned QstInd);