204 lines
9.4 KiB
Python
204 lines
9.4 KiB
Python
|
"""转课/转赠路由"""
|
|||
|
|
from flask import render_template, request, redirect, url_for, flash, session
|
|||
|
|
from models import db, Student, Course, StudentAccount, TransferRecord
|
|||
|
|
from utils import login_required, log_operation, permission_required, export_excel
|
|||
|
|
import business_rules as rules
|
|||
|
|
|
|||
|
|
|
|||
|
|
def register_routes(app):
|
|||
|
|
|
|||
|
|
@app.route('/transfers', endpoint='transfer_list')
|
|||
|
|
@login_required
|
|||
|
|
@permission_required('transfer_view')
|
|||
|
|
def transfer_list():
|
|||
|
|
records = TransferRecord.query.order_by(TransferRecord.created_at.desc()).all()
|
|||
|
|
return render_template('transfer_list.html', records=records)
|
|||
|
|
|
|||
|
|
@app.route('/transfers/add', methods=['GET', 'POST'], endpoint='transfer_add')
|
|||
|
|
@login_required
|
|||
|
|
@permission_required('transfer_add')
|
|||
|
|
def transfer_add():
|
|||
|
|
if request.method == 'POST':
|
|||
|
|
from_student_id = int(request.form.get('from_student_id'))
|
|||
|
|
from_course_id = int(request.form.get('from_course_id'))
|
|||
|
|
transfer_type = request.form.get('transfer_type', 'transfer')
|
|||
|
|
transfer_hours = rules.normalize_consumption_hours(
|
|||
|
|
request.form.get('transfer_hours', 1)
|
|||
|
|
)
|
|||
|
|
remark = request.form.get('remark', '')
|
|||
|
|
|
|||
|
|
from_account = rules.lock_student_account(from_student_id, from_course_id)
|
|||
|
|
if not from_account:
|
|||
|
|
flash('未找到转出课时账户', 'danger')
|
|||
|
|
return redirect(url_for('transfer_add'))
|
|||
|
|
|
|||
|
|
normal_avail = int(float(from_account.normal_hours or 0))
|
|||
|
|
|
|||
|
|
if transfer_type == 'gift':
|
|||
|
|
to_student_id = int(request.form.get('to_student_id'))
|
|||
|
|
if transfer_hours > normal_avail:
|
|||
|
|
flash(
|
|||
|
|
f'赠课不可转赠。仅可转赠正课，当前正课余额{normal_avail}课时',
|
|||
|
|
'danger',
|
|||
|
|
)
|
|||
|
|
return redirect(url_for('transfer_add'))
|
|||
|
|
|
|||
|
|
from_account.normal_hours = normal_avail - transfer_hours
|
|||
|
|
rules.update_account_unit_price(from_account)
|
|||
|
|
rules.sync_account_snapshots(from_account)
|
|||
|
|
|
|||
|
|
to_account = StudentAccount.query.filter_by(
|
|||
|
|
student_id=to_student_id, course_id=from_course_id,
|
|||
|
|
).first()
|
|||
|
|
if not to_account:
|
|||
|
|
to_account = StudentAccount(
|
|||
|
|
student_id=to_student_id, course_id=from_course_id,
|
|||
|
|
)
|
|||
|
|
db.session.add(to_account)
|
|||
|
|
db.session.flush()
|
|||
|
|
to_account.normal_hours = int(float(to_account.normal_hours or 0)) + transfer_hours
|
|||
|
|
rules.update_account_unit_price(to_account)
|
|||
|
|
rules.sync_account_snapshots(to_account)
|
|||
|
|
|
|||
|
|
record = TransferRecord(
|
|||
|
|
from_student_id=from_student_id,
|
|||
|
|
to_student_id=to_student_id,
|
|||
|
|
from_course_id=from_course_id,
|
|||
|
|
to_course_id=from_course_id,
|
|||
|
|
transfer_type='gift',
|
|||
|
|
transfer_hours=transfer_hours,
|
|||
|
|
operator_id=session.get('user_id'),
|
|||
|
|
remark=remark,
|
|||
|
|
)
|
|||
|
|
db.session.add(record)
|
|||
|
|
db.session.commit()
|
|||
|
|
log_operation(
|
|||
|
|
'转赠',
|
|||
|
|
f'学员{from_student_id} 转赠正课{transfer_hours}课时给学员{to_student_id}',
|
|||
|
|
)
|
|||
|
|
flash('转赠成功（仅正课）', 'success')
|
|||
|
|
elif transfer_type == 'upgrade':
|
|||
|
|
# §五 升阶：100% 正课全额结转，不新建订单
|
|||
|
|
to_course_id = int(request.form.get('to_course_id'))
|
|||
|
|
from_course = db.session.get(Course, from_course_id)
|
|||
|
|
to_course = db.session.get(Course, to_course_id)
|
|||
|
|
from_unit = rules.account_effective_unit_price(from_account, from_course)
|
|||
|
|
to_unit = rules.account_effective_unit_price(
|
|||
|
|
StudentAccount.query.filter_by(
|
|||
|
|
student_id=from_student_id, course_id=to_course_id,
|
|||
|
|
).first() or from_account, to_course,
|
|||
|
|
) or float(to_course.price_per_hour or 0) if to_course else 0
|
|||
|
|
if to_unit <= 0 and to_course:
|
|||
|
|
to_unit = float(to_course.price_per_hour or 0)
|
|||
|
|
|
|||
|
|
transfer_normal = normal_avail
|
|||
|
|
to_hours = rules.calc_transfer_to_hours(
|
|||
|
|
transfer_normal, from_unit, to_unit,
|
|||
|
|
)
|
|||
|
|
transfer_amount = transfer_normal * from_unit
|
|||
|
|
|
|||
|
|
from_account.normal_hours = 0
|
|||
|
|
rules.update_account_unit_price(from_account)
|
|||
|
|
rules.sync_account_snapshots(from_account)
|
|||
|
|
to_account = StudentAccount.query.filter_by(
|
|||
|
|
student_id=from_student_id, course_id=to_course_id,
|
|||
|
|
).first()
|
|||
|
|
if not to_account:
|
|||
|
|
to_account = StudentAccount(
|
|||
|
|
student_id=from_student_id, course_id=to_course_id,
|
|||
|
|
)
|
|||
|
|
db.session.add(to_account)
|
|||
|
|
db.session.flush()
|
|||
|
|
to_account.normal_hours = int(float(to_account.normal_hours or 0)) + to_hours
|
|||
|
|
rules.update_account_unit_price(to_account)
|
|||
|
|
rules.sync_account_snapshots(to_account)
|
|||
|
|
|
|||
|
|
record = TransferRecord(
|
|||
|
|
from_student_id=from_student_id,
|
|||
|
|
from_course_id=from_course_id,
|
|||
|
|
to_course_id=to_course_id,
|
|||
|
|
transfer_type='upgrade',
|
|||
|
|
transfer_hours=transfer_normal,
|
|||
|
|
transfer_amount=transfer_amount,
|
|||
|
|
operator_id=session.get('user_id'),
|
|||
|
|
remark=remark or '升阶结转',
|
|||
|
|
)
|
|||
|
|
db.session.add(record)
|
|||
|
|
db.session.commit()
|
|||
|
|
log_operation(
|
|||
|
|
'升阶',
|
|||
|
|
f'学员{from_student_id} 正课{transfer_normal}课时→课程{to_course_id} 转入{to_hours}课时',
|
|||
|
|
)
|
|||
|
|
flash(f'升阶成功！100%正课结转，转入{to_hours}课时', 'success')
|
|||
|
|
else:
|
|||
|
|
to_course_id = int(request.form.get('to_course_id'))
|
|||
|
|
from_course = db.session.get(Course, from_course_id)
|
|||
|
|
to_course = db.session.get(Course, to_course_id)
|
|||
|
|
from_unit = rules.account_effective_unit_price(from_account, from_course)
|
|||
|
|
to_account_pre = StudentAccount.query.filter_by(
|
|||
|
|
student_id=from_student_id, course_id=to_course_id,
|
|||
|
|
).first()
|
|||
|
|
to_unit = rules.account_effective_unit_price(to_account_pre, to_course)
|
|||
|
|
if to_unit <= 0 and to_course:
|
|||
|
|
to_unit = float(to_course.price_per_hour or 0)
|
|||
|
|
|
|||
|
|
if transfer_hours > normal_avail:
|
|||
|
|
flash(
|
|||
|
|
f'仅可转出正课。当前正课{normal_avail}课时，赠课{int(float(from_account.gifted_hours or 0))}课时不可转课',
|
|||
|
|
'danger',
|
|||
|
|
)
|
|||
|
|
return redirect(url_for('transfer_add'))
|
|||
|
|
|
|||
|
|
transfer_amount = transfer_hours * from_unit
|
|||
|
|
to_hours = rules.calc_transfer_to_hours(
|
|||
|
|
transfer_hours, from_unit, to_unit,
|
|||
|
|
)
|
|||
|
|
|
|||
|
|
from_account.normal_hours = normal_avail - transfer_hours
|
|||
|
|
rules.update_account_unit_price(from_account)
|
|||
|
|
rules.sync_account_snapshots(from_account)
|
|||
|
|
|
|||
|
|
to_account = StudentAccount.query.filter_by(
|
|||
|
|
student_id=from_student_id, course_id=to_course_id,
|
|||
|
|
).first()
|
|||
|
|
if not to_account:
|
|||
|
|
to_account = StudentAccount(
|
|||
|
|
student_id=from_student_id, course_id=to_course_id,
|
|||
|
|
)
|
|||
|
|
db.session.add(to_account)
|
|||
|
|
db.session.flush()
|
|||
|
|
to_account.normal_hours = int(float(to_account.normal_hours or 0)) + to_hours
|
|||
|
|
rules.update_account_unit_price(to_account)
|
|||
|
|
rules.sync_account_snapshots(to_account)
|
|||
|
|
|
|||
|
|
record = TransferRecord(
|
|||
|
|
from_student_id=from_student_id,
|
|||
|
|
from_course_id=from_course_id,
|
|||
|
|
to_course_id=to_course_id,
|
|||
|
|
transfer_type='transfer',
|
|||
|
|
transfer_hours=transfer_hours,
|
|||
|
|
transfer_amount=transfer_amount,
|
|||
|
|
operator_id=session.get('user_id'),
|
|||
|
|
remark=remark,
|
|||
|
|
)
|
|||
|
|
db.session.add(record)
|
|||
|
|
db.session.commit()
|
|||
|
|
log_operation(
|
|||
|
|
'转课',
|
|||
|
|
f'学员{from_student_id} 转出正课{transfer_hours}课时→转入{to_hours}课时',
|
|||
|
|
)
|
|||
|
|
flash(f'转课成功！转入{to_hours}课时（仅正课参与换算）', 'success')
|
|||
|
|
|
|||
|
|
return redirect(url_for('transfer_list'))
|
|||
|
|
|
|||
|
|
students = Student.query.filter_by(status=1).all()
|
|||
|
|
courses = Course.query.filter_by(status=1).all()
|
|||
|
|
return render_template('transfer_form.html', students=students, courses=courses)
|
|||
|
|
|
|||
|
|
@app.route('/transfers/export', endpoint='transfer_export')
|
|||
|
|
@login_required
|
|||
|
|
@permission_required('transfer_export')
|
|||
|
|
def transfer_export():
|
|||
|
|
from utils import export_transfers as do_export
|
|||
|
|
return do_export()
|