70 lines
3.0 KiB
Python
70 lines
3.0 KiB
Python
"""学员课时账户：手动调整（管理员）"""
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from flask import render_template, request, redirect, url_for, flash, session
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from models import db, Student, Course, StudentAccount
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from utils import login_required, permission_required, log_operation
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import business_rules as rules
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def register_routes(app):
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@app.route('/accounts/adjust', methods=['GET', 'POST'], endpoint='account_adjust')
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@login_required
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@permission_required('student_account_adjust')
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def account_adjust():
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if request.method == 'POST':
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student_id = int(request.form.get('student_id'))
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course_id = int(request.form.get('course_id'))
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try:
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normal_delta = float(request.form.get('normal_delta', 0) or 0)
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gifted_delta = float(request.form.get('gifted_delta', 0) or 0)
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except ValueError:
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flash('课时调整值格式错误', 'danger')
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return redirect(url_for('account_adjust'))
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reason = request.form.get('reason', '').strip()
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account = rules.lock_student_account(student_id, course_id)
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if not account:
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account = StudentAccount(student_id=student_id, course_id=course_id)
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db.session.add(account)
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db.session.flush()
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before = rules.account_snapshot_dict(account)
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try:
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rules.manual_adjust_account(
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account, normal_delta=normal_delta,
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gifted_delta=gifted_delta, reason=reason,
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)
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record = None
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db.session.commit()
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after = rules.account_snapshot_dict(account)
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log_operation(
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'手动调课时',
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f'学员{student_id} 课程{course_id} 正课{normal_delta:+} 赠课{gifted_delta:+} {reason}',
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before=before, after=after, commit=True,
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)
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flash('课时调整成功', 'success')
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return redirect(url_for(
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'account_adjust',
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student_id=student_id, course_id=course_id,
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))
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except ValueError as e:
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db.session.rollback()
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flash(str(e), 'danger')
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student_id = request.args.get('student_id', type=int)
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course_id = request.args.get('course_id', type=int)
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account = None
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if student_id and course_id:
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account = StudentAccount.query.filter_by(
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student_id=student_id, course_id=course_id,
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).first()
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students = Student.query.filter_by(status=1).order_by(Student.id.desc()).all()
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courses = Course.query.filter_by(status=1).all()
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return render_template(
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'account_adjust.html',
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students=students, courses=courses,
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account=account,
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student_id=student_id, course_id=course_id,
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)
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