From 2a62c27f658ee43a93a55258584d66dec42bbda2 Mon Sep 17 00:00:00 2001
From: Eugeniy Mikhailov <evgmik@gmail.com>
Date: Wed, 9 Mar 2011 00:38:50 -0500
Subject: table created drom the provided list of columns and their types

Ignore-this: 4c2cec2eee20127627871c47ab94cde6

darcs-hash:20110309053850-067c0-ee68e87bc95507add9d39f2184a6295340941ca9.gz
---
 GradeBook_lib.tcl | 34 ++++++++++++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

diff --git a/GradeBook_lib.tcl b/GradeBook_lib.tcl
index 7b7fd7f..c2c8cb0 100755
--- a/GradeBook_lib.tcl
+++ b/GradeBook_lib.tcl
@@ -233,10 +233,40 @@ proc SelectItemFromCourseInfoTable { item } {
 	return $value
 }
 
-
+proc GetDefaultGradesTableColumn {} {
+	# this is the list of crucial  GradesTable columns
+	# column name and type
+	set l [list \
+		FirstName text\
+		LastName text\
+		UserName text\
+		PasswordHash text\
+		GroupName text\
+		UserHiddenColums text\
+		UserHiddenGroups text\
+		UserHiddenGradeCategories text\
+		IdNum text\
+		SectionNum text\
+		]
+	return $l
+}
 
 proc CreateGradesTable {db} {
-	set err [catch {db eval {CREATE TABLE GradesTable(FirstName text, LastName text, UserName text, PasswordHash text, GroupName text, UserHiddenColums text, UserHiddenGroups text, IdNum text, SectionNum text)} } errStat] 
+	# construct sql string for table creation
+	set sql_str {CREATE TABLE GradesTable(}
+	set flag_firsttime true
+	foreach {col coltype} [GetDefaultGradesTableColumn] {
+		if { $flag_firsttime} {
+			set flag_firsttime false
+			set sql_str [concat $sql_str $col $coltype]
+		} else {
+			set sql_str [concat  $sql_str , $col $coltype]
+		}
+	}
+	set sql_str [concat $sql_str )]
+	puts $sql_str
+
+	set err [catch {db eval $sql_str } errStat] 
 	if { $err } {
 		htmlErrorMsg  $errStat 
 		dbg  "the following error happen: $errStat" 1
-- 
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