Drop name column from language/group/problem tables

4 files changed, 9 insertions, 17 deletions

diff --git a/db/create.sql b/db/create.sql
index bb7ee35..4abdb33 100644
--- a/db/create.sql
+++ b/db/create.sql
@@ -46,19 +46,15 @@ create table user_in_group (
 
 create table language (
   id integer not null default nextval('language_id_seq'),
-  name varchar(30) not null,
   identifier varchar(30) not null,
   constraint language_pk primary key (id),
-  constraint language_uq1 unique (name),
   constraint language_uq2 unique (identifier)
 );
 
 create table problem_group (
   id integer not null default nextval('problem_group_id_seq'),
-  name varchar(100) not null,
   identifier varchar(100) not null,
   constraint group_pk primary key (id),
-  constraint group_uq1 unique (name),
   constraint group_uq2 unique (identifier)
 );
 
@@ -66,12 +62,10 @@ create table problem (
   id integer not null default nextval('problem_id_seq'),
   language_id integer not null,
   problem_group_id integer not null,
-  name varchar(100) not null,
   identifier varchar(100) not null,
   constraint problem_pk primary key (id),
   constraint problem_fk1 foreign key (language_id) references language (id) on delete no action on update cascade,
   constraint problem_fk2 foreign key (problem_group_id) references problem_group (id) on delete no action on update cascade,
-  constraint problem_uq1 unique (language_id, problem_group_id, name),
   constraint problem_uq2 unique (language_id, problem_group_id, identifier)
 );
 
diff --git a/db/models.py b/db/models.py
index b8d64a1..17f9681 100644
--- a/db/models.py
+++ b/db/models.py
@@ -7,7 +7,6 @@ from . import get_connection, return_connection
 
 __all__ = ['CodeqUser', 'Solution']
 
-
 class CodeqUser(collections.namedtuple('CodeqUser', ['id', 'username', 'password', 'name', 'email', 'is_admin', 'is_active', 'date_joined', 'last_login'])):
     __sql_prefix = 'select id, username, password, name, email, is_admin, is_active, date_joined, last_login from codeq_user'
 
@@ -27,8 +26,8 @@ class CodeqUser(collections.namedtuple('CodeqUser', ['id', 'username', 'password
     def solved_problems(user_id, language):
         return _run_sql('select g.identifier, p.identifier from solution s inner join problem p on p.id = s.problem_id inner join problem_group g on g.id = p.problem_group_id inner join language l on l.id = p.language_id where s.codeq_user_id = %s and l.identifier = %s and s.done = True', (user_id, language), fetch_one=False)
 
-class Problem(collections.namedtuple('Problem', ['id', 'language_id', 'problem_group_id', 'name', 'identifier'])):
-    __sql_prefix = 'select id, language_id, problem_group_id, name, identifier from problem'
+class Problem(collections.namedtuple('Problem', ['id', 'language_id', 'problem_group_id', 'identifier'])):
+    __sql_prefix = 'select id, language_id, problem_group_id, identifier from problem'
 
     @staticmethod
     def get(**kwargs):
diff --git a/scripts/build_web_resources.py b/scripts/build_web_resources.py
index e581fd0..d109eb0 100644
--- a/scripts/build_web_resources.py
+++ b/scripts/build_web_resources.py
@@ -186,7 +186,7 @@ try:
         lang_data['translations'] = load_translation_data(lang_identifier, language_props)
         copy_web_resources(lang_identifier, [lang_identifier])
         db_add('language', lang_identifier,
-                {'id': lang_data['id'], 'name': lang_identifier, 'identifier': lang_identifier})
+                {'id': lang_data['id'], 'identifier': lang_identifier})
 
         groups_path = os.path.join(lang_path, 'problems')
         for group_identifier in os.listdir(groups_path):
@@ -205,7 +205,7 @@ try:
             group_data['problems'] = []
             group_data['translations'] = load_translation_data(group_package, group_props)
             db_add('problem_group', group_identifier,
-                    {'id': group_data['id'], 'name': group_identifier, 'identifier': group_identifier})
+                    {'id': group_data['id'], 'identifier': group_identifier})
 
             for problem_identifier in os.listdir(group_path):
                 problem_path = os.path.join(group_path, problem_identifier)
@@ -250,7 +250,6 @@ try:
                             'id': problem_data['id'],
                             'language_id': lang_data['id'],
                             'problem_group_id': group_data['id'],
-                            'name': problem_identifier,
                             'identifier': problem_identifier
                         })
 
diff --git a/scripts/sqlite_to_pg.py b/scripts/sqlite_to_pg.py
index 29e1317..b148be6 100644
--- a/scripts/sqlite_to_pg.py
+++ b/scripts/sqlite_to_pg.py
@@ -130,10 +130,10 @@ def convert_attempt(row):
     return (row[0], row[1] != 0, row[2], row[3], row[4], '[' + ','.join(new_trace) + ']'), None
 
 def convert_problem_group(row):
-    return (row[0], row[1], filenamefy(row[1])), None
+    return (row[0], filenamefy(row[1])), None
 
 def convert_problem(row):
-    return (row[0], row[1], row[2], row[3] != 0, filenamefy(row[2])), None
+    return (row[0], row[1], filenamefy(row[2])), None
 
 if __name__ == '__main__':
     sqc = sqlite3.connect('db.sqlite3')
@@ -144,7 +144,7 @@ if __name__ == '__main__':
         log('Creating language prolog')
         cur = pgc.cursor()
         try:
-            cur.execute("insert into language (name, identifier) values ('Prolog', 'prolog') returning id")
+            cur.execute("insert into language (identifier) values ('prolog') returning id")
             _language_prolog_id = cur.fetchone()[0]
         finally:
             cur.close()
@@ -170,13 +170,13 @@ if __name__ == '__main__':
         log('Copying tutor_group -> problem_group')
         copy_table(
             'select id, name from tutor_group',
-            'insert into problem_group (id, name, identifier) values (%s, %s, %s)',
+            'insert into problem_group (id, identifier) values (%s, %s)',
             convert_problem_group, None, 'problem_group_id_seq')
 
         log('Copying tutor_problem -> problem')
         copy_table(
             'select id, group_id, name, visible from tutor_problem',
-            'insert into problem (id, language_id, problem_group_id, name, identifier) values (%s, ' + str(_language_prolog_id) + ', %s, %s, %s)',
+            'insert into problem (id, language_id, problem_group_id, identifier) values (%s, ' + str(_language_prolog_id) + ', %s, %s)',
             convert_problem, None, 'problem_id_seq')
 
         log('Copying tutor_attempt -> solution')