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148 lines
5.2 KiB
C
148 lines
5.2 KiB
C
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// swad_exam_type.h: definition of types for exams
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#ifndef _SWAD_EXA_TYP
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#define _SWAD_EXA_TYP
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/*
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SWAD (Shared Workspace At a Distance),
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is a web platform developed at the University of Granada (Spain),
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and used to support university teaching.
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This file is part of SWAD core.
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Copyright (C) 1999-2020 Antonio Ca<EFBFBD>as Vargas
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General 3 License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*****************************************************************************/
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/********************************* Headers ***********************************/
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/*****************************************************************************/
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#include <stdbool.h> // For boolean type
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#include "swad_date.h"
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#include "swad_hierarchy.h"
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#include "swad_string.h"
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/*****************************************************************************/
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/************************** Public types and constants ***********************/
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/*****************************************************************************/
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#define Exa_MAX_CHARS_TITLE (128 - 1) // 127
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#define Exa_MAX_BYTES_TITLE ((Exa_MAX_CHARS_TITLE + 1) * Str_MAX_BYTES_PER_CHAR - 1) // 2047
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#define ExaSet_MAX_CHARS_TITLE (128 - 1) // 127
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#define ExaSet_MAX_BYTES_TITLE ((ExaSet_MAX_CHARS_TITLE + 1) * Str_MAX_BYTES_PER_CHAR - 1) // 2047
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#define ExaEvt_MAX_CHARS_TITLE (128 - 1) // 127
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#define ExaEvt_MAX_BYTES_TITLE ((ExaEvt_MAX_CHARS_TITLE + 1) * Str_MAX_BYTES_PER_CHAR - 1) // 2047
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#define Exa_NUM_ORDERS 3
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typedef enum
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{
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Exa_ORDER_BY_START_DATE = 0,
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Exa_ORDER_BY_END_DATE = 1,
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Exa_ORDER_BY_TITLE = 2,
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} Exa_Order_t;
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#define Exa_ORDER_DEFAULT Exa_ORDER_BY_START_DATE
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struct Exa_ExamSelected
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{
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long ExaCod; // Exam code
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bool Selected; // Is this exam selected when seeing match results?
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};
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/* Exams context */
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struct Exa_Exams
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{
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bool LstIsRead; // Is the list already read from database...
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// ...or it needs to be read?
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unsigned Num; // Total number of exams
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unsigned NumSelected; // Number of exams selected
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struct Exa_ExamSelected *Lst;// List of exams
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Exa_Order_t SelectedOrder;
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unsigned CurrentPage;
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char *ListQuestions;
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char *ExaCodsSelected; // String with selected exam codes separated by separator multiple
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long ExaCod; // Selected/current exam code
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long SetCod; // Selected/current set code
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long EvtCod; // Selected/current match code
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unsigned SetInd; // Current set index
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long QstCod; // Current question code
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};
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struct Exa_Exam
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{
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long ExaCod; // Exam code
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long CrsCod; // Course code
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long UsrCod; // Author code
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double MaxGrade; // Score range [0...max.score]
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// will be converted to
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// grade range [0...max.grade]
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unsigned Visibility; // Visibility of results
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char Title[Exa_MAX_BYTES_TITLE + 1];
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time_t TimeUTC[Dat_NUM_START_END_TIME];
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bool Hidden; // Exam is hidden
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unsigned NumSets; // Number of sets in the exam
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unsigned NumQsts; // Number of questions in the exam
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unsigned NumEvts; // Number of events in the exam
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unsigned NumUnfinishedEvts; // Number of unfinished events in the exam
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};
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struct ExaSet_Set
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{
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long ExaCod; // Exam code
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long SetCod; // Set code
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unsigned SetInd; // Set index (position in the exam)
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unsigned NumQstsToExam; // Number of questions in this set taht will appear in the exam
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char Title[ExaSet_MAX_BYTES_TITLE + 1]; // Title of the set
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};
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#define ExaEvt_NUM_SHOWING 5
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typedef enum
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{
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ExaEvt_START, // Start: don't show anything
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ExaEvt_STEM, // Showing only the question stem
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ExaEvt_ANSWERS, // Showing the question stem and the answers
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ExaEvt_RESULTS, // Showing the results
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ExaEvt_END, // End: don't show anything
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} ExaEvt_Showing_t;
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#define ExaEvt_SHOWING_DEFAULT ExaEvt_START
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struct ExaEvt_Event
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{
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long EvtCod;
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long ExaCod;
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long UsrCod;
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time_t TimeUTC[Dat_NUM_START_END_TIME];
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char Title[ExaEvt_MAX_BYTES_TITLE + 1];
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bool Hidden;
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struct
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{
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unsigned QstInd; // 0 means that the exam has not started. First question has index 1.
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long QstCod;
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time_t QstStartTimeUTC;
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ExaEvt_Showing_t Showing; // What is shown on teacher's screen
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long Countdown; // > 0 ==> countdown in progress
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// = 0 ==> countdown over ==> go to next step
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// < 0 ==> no countdown at this time
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unsigned NumCols; // Number of columns for answers on teacher's screen
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bool ShowQstResults; // Show global results of current question while playing
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bool ShowUsrResults; // Show exam with results of all questions for the student
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bool Happening; // Is being played now?
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unsigned NumParticipants;
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} Status; // Status related to event playing
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};
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#endif
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