152 lines
5.8 KiB
Python
152 lines
5.8 KiB
Python
from .data import randomise_list
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from ..models import Entry
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from ..tools.logs import write
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from flask import request, session
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from flask.helpers import abort, redirect, url_for
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from sqlalchemy.exc import SQLAlchemyError
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from functools import wraps
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def parse_test_code(code):
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return code.replace('—', '').lower()
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def generate_questions(dataset:list):
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output = []
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for block in randomise_list(dataset):
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if block['type'] == 'question':
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question = {
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'type': 'question',
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'q_no': block['q_no'],
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'question_header': '',
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'text': block['text']
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}
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if block['q_type'] == 'Multiple Choice': question['options'] = randomise_list([*enumerate(block['options'])])
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else: question['options'] = [*enumerate(block['options'])]
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output.append(question)
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elif block['type'] == 'block':
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for key, _question in enumerate(randomise_list(block['questions'])):
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question = {
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'type': 'block',
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'q_no': _question['q_no'],
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'question_header': block['question_header'] if 'question_header' in block else '',
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'block_length': len(block['questions']),
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'block_q_no': key,
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'text': _question['text']
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}
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if _question['q_type'] == 'Multiple Choice': question['options'] = randomise_list([*enumerate(_question['options'])])
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else: question['options'] = [*enumerate(_question['options'])]
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output.append(question)
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return output
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def evaluate_answers(answers:dict, key:list):
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score = 0
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max = 0
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tags = {}
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for block in key:
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if block['type'] == 'question':
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max += 1
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q_no = block['q_no']
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if str(q_no) in answers:
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submitted_answer = int(answers[str(q_no)])
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if submitted_answer == block['correct']:
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score += 1
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for tag in block['tags']:
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if tag not in tags:
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tags[tag] = {
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'scored': 1,
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'max': 1
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}
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else:
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tags[tag]['scored'] += 1
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tags[tag]['max'] += 1
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else:
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for tag in block['tags']:
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if tag not in tags:
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tags[tag] = {
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'scored': 0,
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'max': 1
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}
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else: tags[tag]['max'] += 1
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else:
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for tag in block['tags']:
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if tag not in tags:
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tags[tag] = {
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'scored': 0,
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'max': 1
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}
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else: tags[tag]['max'] += 1
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elif block['type'] == 'block':
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for question in block['questions']:
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max += 1
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q_no = question['q_no']
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if str(q_no) in answers:
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submitted_answer = int(answers[str(q_no)])
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if submitted_answer == question['correct']:
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score += 1
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for tag in question['tags']:
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if tag not in tags:
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tags[tag] = {
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'scored': 1,
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'max': 1
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}
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else:
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tags[tag]['scored'] += 1
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tags[tag]['max'] += 1
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else:
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for tag in question['tags']:
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if tag not in tags:
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tags[tag] = {
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'scored': 0,
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'max': 1
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}
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else: tags[tag]['max'] += 1
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else:
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for tag in question['tags']:
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if tag not in tags:
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tags[tag] = {
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'scored': 0,
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'max': 1
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}
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else: tags[tag]['max'] += 1
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grade = 'merit' if score/max >= .85 else 'pass' if score/max >= .70 else 'fail'
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return {
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'grade': grade,
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'tags': tags,
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'score': score,
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'max': max
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}
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def get_correct_answers(dataset:list):
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output = {}
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for block in dataset:
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if block['type'] == 'question':
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output[str(block['q_no'])] = block['correct']
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if block['type'] == 'block':
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for question in block['questions']:
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output[str(question['q_no'])] = question['correct']
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return output
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def redirect_if_started(function):
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@wraps(function)
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def wrapper(*args, **kwargs):
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id = session.get('id')
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try:
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if request.method == 'GET' and id and Entry.query.filter_by(id=id).first(): return redirect(url_for('quiz._quiz'))
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except (SQLAlchemyError, ConnectionError) as exception:
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write('system.log', f'Database error when checking if test has been started: {exception}')
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return abort(500)
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return function(*args, **kwargs)
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return wrapper
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def answer_options(dataset:list):
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output = []
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for block in dataset:
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if block['type'] == 'question':
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question = block['options'].copy()
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output.append(question)
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elif block['type'] == 'block':
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for _question in block['questions']:
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question = _question['options'].copy()
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output.append(question)
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return output |