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import datetime
from flask import (
Blueprint, flash, g, redirect, render_template, request, url_for
)
from werkzeug.exceptions import abort
from ustayml.views.auth import login_required
from ustayml.db import get_db, get_paginated_rows, get_row
bp = Blueprint('students', __name__, url_prefix='/students')
@bp.route('/', methods=('GET', 'POST'))
@login_required
def index():
db = get_db()
pucp_unit = db.execute("select * from pucp_unit;").fetchall()
semester = [{'id': x, 'name': x} for x in range(1, 13)]
desertion_risks_class = db.execute("select * from desertion_risk_class;").fetchall()
# pagination
pagination = { 'pagesize': 100, 'page': None , 'n_pages': None, 'rowcount': None}
pagination['page'] = int(request.args.get('page', 0))
# filter criteria | field choices
fc = {
'pucp_unit': int(request.args.get('pucp_unit', 0)),
'semester': int(request.args.get('semester', 0)),
'desertion_risk_class': int(request.args.get('desertion_risk_class', 0)),
}
where_stmt = "where 1=1\n"
params = []
if fc['pucp_unit'] != 0:
where_stmt += " and pucp_unit_id = %s\n"
params.append(fc['pucp_unit'])
if fc['semester'] != 0:
where_stmt += " and current_semester = %s\n"
params.append(fc['semester'])
if fc['desertion_risk_class'] != 0:
where_stmt += " and est_desertion_risk_class_id = %s\n"
params.append(fc['desertion_risk_class'])
query = f"""
select * from view_student
{where_stmt}
"""
# output & formatting
students = get_paginated_rows(query, params=params, pagination=pagination)
for s in students:
s['fullname'] = f"{s['first_name']} {s['last_name']}"
s['current_attendance'] = f"{s['current_attendance']*100:.2f}%"
s['current_merit'] = f"{s['current_merit']*100:.2f}%"
return render_template(
'students/index.html',
students=students, pagination=pagination,
pucp_unit=pucp_unit,
semester=semester,
desertion_risk_class=desertion_risks_class,
fc=fc
)
@bp.route('/<int:student_id>', methods=('GET', 'POST'))
@login_required
def details(student_id):
s = get_row("select * from view_student vs where vs.id = %s;",
[student_id]
)
s['fullname'] = f"{s['first_name']} {s['last_name']}"
s['current_attendance'] = f"{s['current_attendance'] * 100:.2f}%"
s['current_merit'] = f"{s['current_merit'] * 100:.2f}%"
return render_template(
'students/details.html',
date=datetime.datetime.now(),
student=s
)
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