477 lines
19 KiB
Python
477 lines
19 KiB
Python
"""
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app/routes/scheduled_reports.py
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--------------------------------
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CRUD management for ScheduledReport configs + cron-triggered send endpoint.
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Admin/supervisor access for management.
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The /send route is token-protected (same DIGEST_SECRET) for cron use.
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Cron examples
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-------------
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# Daily at 07:00
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0 7 * * * curl -s -X POST https://yourdomain.com/scheduled-reports/send \
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-d "token=YOUR_DIGEST_SECRET&frequency=daily"
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# Weekly on Monday 07:00
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0 7 * * 1 curl -s -X POST https://yourdomain.com/scheduled-reports/send \
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-d "token=YOUR_DIGEST_SECRET&frequency=weekly"
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# Monthly on the 1st at 07:00
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0 7 1 * * curl -s -X POST https://yourdomain.com/scheduled-reports/send \
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-d "token=YOUR_DIGEST_SECRET&frequency=monthly"
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"""
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import csv
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import io
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import logging
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from datetime import datetime, timedelta
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from flask import (Blueprint, render_template, redirect, url_for, flash,
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request, jsonify, current_app)
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from flask_login import login_required, current_user
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from flask_mail import Message
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from sqlalchemy import func
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from app import db, mail, csrf
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from app.models.scheduled_report import ScheduledReport
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from app.models.inspection import Inspection, InspectionTemplate
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from app.models.facility import Facility, Area
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from app.models.issue import Issue
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from app.models.user import User
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from app.utils.decorators import supervisor_required
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from app.utils.audit import log_action, ACTION_CREATE, ACTION_UPDATE, ACTION_DELETE
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from app.utils.time_utils import now_eastern
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logger = logging.getLogger(__name__)
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bp = Blueprint('scheduled_reports', __name__, url_prefix='/scheduled-reports')
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# ── Helpers ───────────────────────────────────────────────────────────────────
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def _compute_next_send(frequency: str, from_dt: datetime = None) -> datetime:
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"""Return the next send datetime for a given frequency."""
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now = from_dt or now_eastern()
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if frequency == 'daily':
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return (now + timedelta(days=1)).replace(hour=7, minute=0, second=0, microsecond=0)
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if frequency == 'weekly':
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return (now + timedelta(weeks=1)).replace(hour=7, minute=0, second=0, microsecond=0)
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# monthly: first of next month
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if now.month == 12:
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return now.replace(year=now.year + 1, month=1, day=1, hour=7, minute=0, second=0, microsecond=0)
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return now.replace(month=now.month + 1, day=1, hour=7, minute=0, second=0, microsecond=0)
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def _date_window(frequency: str):
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"""Return (start, end) covering the period just elapsed for this frequency."""
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end = now_eastern()
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if frequency == 'daily':
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start = end - timedelta(days=1)
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elif frequency == 'weekly':
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start = end - timedelta(weeks=1)
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else:
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start = end - timedelta(days=30)
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return start, end
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def _build_report_data(report: ScheduledReport, start: datetime, end: datetime) -> dict:
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"""Assemble the data dict passed to the email template."""
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data = {
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'report': report,
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'start': start,
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'end': end,
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'facility': report.facility,
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}
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fid_filter = [report.facility_id] if report.facility_id else None
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def _si(q):
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if fid_filter:
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return q.filter(Inspection.facility_id.in_(fid_filter))
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return q
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def _iq(q):
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if fid_filter:
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return q.join(Area, Issue.area_id == Area.id).filter(Area.facility_id.in_(fid_filter))
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return q
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if report.report_type in ('summary', 'facility'):
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base = _si(Inspection.query.filter(
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Inspection.inspection_date >= start,
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Inspection.inspection_date <= end,
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))
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data['total_inspections'] = base.count()
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data['completed'] = base.filter(Inspection.status == 'completed').count()
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avg = db.session.query(func.avg(Inspection.overall_score)).filter(
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Inspection.inspection_date >= start,
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Inspection.inspection_date <= end,
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Inspection.status == 'completed',
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Inspection.overall_score.isnot(None),
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)
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avg_val = _si(avg).scalar()
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data['avg_score'] = round(float(avg_val), 2) if avg_val else None
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data['open_issues'] = _iq(Issue.query.filter(
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Issue.status.in_(['open', 'in_progress'])
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)).count()
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data['critical_issues'] = _iq(Issue.query.filter(
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Issue.severity.in_(['critical', 'high']),
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Issue.status != 'resolved',
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)).order_by(Issue.reported_at.desc()).limit(10).all()
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data['facility_scores'] = db.session.query(
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Facility.name,
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func.avg(Inspection.overall_score).label('avg'),
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func.count(Inspection.id).label('count'),
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).join(Inspection, Facility.id == Inspection.facility_id).filter(
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Inspection.inspection_date >= start,
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Inspection.inspection_date <= end,
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Inspection.status == 'completed',
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Inspection.overall_score.isnot(None),
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)
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if fid_filter:
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data['facility_scores'] = data['facility_scores'].filter(Facility.id.in_(fid_filter))
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data['facility_scores'] = data['facility_scores'].group_by(Facility.id, Facility.name)\
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.order_by(func.avg(Inspection.overall_score).desc()).all()
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if report.report_type == 'issues':
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data['issues'] = _iq(Issue.query.filter(
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Issue.status != 'resolved',
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)).order_by(Issue.severity.desc(), Issue.reported_at.asc()).all()
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return data
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def _build_csv(report: ScheduledReport, start: datetime, end: datetime) -> bytes:
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"""Return CSV bytes appropriate for the report type."""
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buf = io.StringIO()
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writer = csv.writer(buf)
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fid_filter = [report.facility_id] if report.facility_id else None
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if report.report_type == 'issues':
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writer.writerow(['ID', 'Reported At', 'Facility', 'Area', 'Severity',
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'Description', 'Status', 'Assigned To'])
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q = Issue.query
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if fid_filter:
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q = q.join(Area, Issue.area_id == Area.id).filter(Area.facility_id.in_(fid_filter))
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for i in q.filter(Issue.status != 'resolved').order_by(Issue.reported_at.desc()).all():
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writer.writerow([
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i.id,
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i.reported_at.strftime('%Y-%m-%d %H:%M'),
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i.area.facility.name,
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i.area.name,
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i.severity,
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i.description.replace('\n', ' '),
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i.status,
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i.assigned_user.username if i.assigned_user else '',
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])
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else:
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writer.writerow(['ID', 'Date', 'Facility', 'Area', 'Inspector',
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'Template', 'Score', 'Status'])
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q = Inspection.query.filter(
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Inspection.inspection_date >= start,
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Inspection.inspection_date <= end,
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)
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if fid_filter:
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q = q.filter(Inspection.facility_id.in_(fid_filter))
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for i in q.order_by(Inspection.inspection_date.desc()).all():
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writer.writerow([
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i.id,
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i.inspection_date.strftime('%Y-%m-%d %H:%M'),
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i.facility.name,
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i.area.name if i.area else '',
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i.inspector.username,
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i.template.name,
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i.overall_score or '',
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i.status,
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])
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return buf.getvalue().encode('utf-8')
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def _send_report(report: ScheduledReport):
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"""Build and dispatch the email for a single ScheduledReport."""
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if not current_app.config.get('MAIL_SERVER'):
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logger.warning('SCHEDULED REPORT SKIPPED | id=%s | no MAIL_SERVER', report.id)
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return False
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recipients = report.recipient_list()
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if not recipients:
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logger.warning('SCHEDULED REPORT SKIPPED | id=%s | no recipients', report.id)
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return False
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frequency = report.frequency
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start, end = _date_window(frequency)
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data = _build_report_data(report, start, end)
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base_url = current_app.config.get('APP_BASE_URL', '').rstrip('/')
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html_body = render_template('scheduled_reports/email.html',
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base_url=base_url, **data)
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text_body = render_template('scheduled_reports/email.txt',
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base_url=base_url, **data)
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subject = (f'[JQC] {report.frequency.title()} Report — {report.name} '
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f'({start.strftime("%b %d")}–{end.strftime("%b %d, %Y")})')
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sender = current_app.config.get(
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'MAIL_DEFAULT_SENDER',
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current_app.config.get('MAIL_USERNAME', 'noreply@janitorialqc.local'),
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)
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msg = Message(subject=subject, sender=sender, recipients=recipients,
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body=text_body, html=html_body)
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if report.include_csv:
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csv_bytes = _build_csv(report, start, end)
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fname = f'jqc_report_{report.frequency}_{start.strftime("%Y%m%d")}.csv'
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msg.attach(fname, 'text/csv', csv_bytes)
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if report.include_pdf:
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try:
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from app.utils.pdf_export import generate_scheduled_report_pdf
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pdf_bytes = generate_scheduled_report_pdf(
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report_name = report.name,
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frequency = report.frequency,
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start = start,
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end = end,
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facility_name = report.facility.name if report.facility else None,
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data = data,
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)
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pdf_fname = f'jqc_report_{report.frequency}_{start.strftime("%Y%m%d")}.pdf'
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msg.attach(pdf_fname, 'application/pdf', pdf_bytes)
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except Exception as exc:
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logger.error('SCHEDULED REPORT PDF FAILED | id=%s | error=%s', report.id, exc)
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try:
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mail.send(msg)
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logger.info('SCHEDULED REPORT SENT | id=%s | name=%r | recipients=%s',
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report.id, report.name, recipients)
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return True
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except Exception as exc:
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logger.error('SCHEDULED REPORT FAILED | id=%s | error=%s', report.id, exc)
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return False
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# ── CRUD ──────────────────────────────────────────────────────────────────────
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@bp.route('/')
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@login_required
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@supervisor_required
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def index():
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reports = ScheduledReport.query.order_by(ScheduledReport.name).all()
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return render_template('scheduled_reports/index.html', reports=reports)
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@bp.route('/new', methods=['GET', 'POST'])
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@login_required
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@supervisor_required
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def create():
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facilities = Facility.query.filter_by(active=True).order_by(Facility.name).all()
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if request.method == 'POST':
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name = request.form.get('name', '').strip()
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report_type = request.form.get('report_type', 'summary')
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frequency = request.form.get('frequency', 'weekly')
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facility_id = request.form.get('facility_id', type=int) or None
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recipients = [e.strip() for e in request.form.get('recipients', '').split(',') if e.strip()]
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include_pdf = bool(request.form.get('include_pdf'))
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include_csv = bool(request.form.get('include_csv'))
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if not name:
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flash('Report name is required.', 'warning')
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return render_template('scheduled_reports/form.html',
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facilities=facilities, title='New Scheduled Report')
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if not recipients:
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flash('At least one recipient email is required.', 'warning')
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return render_template('scheduled_reports/form.html',
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facilities=facilities, title='New Scheduled Report')
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report = ScheduledReport(
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name = name,
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report_type = report_type,
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frequency = frequency,
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facility_id = facility_id,
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recipients = recipients,
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include_pdf = include_pdf,
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include_csv = include_csv,
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active = True,
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created_by = current_user.id,
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created_at = now_eastern(),
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next_send_at = _compute_next_send(frequency),
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)
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db.session.add(report)
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db.session.commit()
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log_action(ACTION_CREATE, 'ScheduledReport', report.id, report.name,
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f'frequency={frequency}; recipients={len(recipients)}')
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flash(f'Scheduled report "{report.name}" created.', 'success')
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return redirect(url_for('scheduled_reports.index'))
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return render_template('scheduled_reports/form.html',
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facilities=facilities, title='New Scheduled Report')
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@bp.route('/<int:report_id>/edit', methods=['GET', 'POST'])
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@login_required
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@supervisor_required
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def edit(report_id):
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report = ScheduledReport.query.get_or_404(report_id)
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facilities = Facility.query.filter_by(active=True).order_by(Facility.name).all()
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if request.method == 'POST':
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report.name = request.form.get('name', '').strip() or report.name
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report.report_type = request.form.get('report_type', report.report_type)
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report.frequency = request.form.get('frequency', report.frequency)
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report.facility_id = request.form.get('facility_id', type=int) or None
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report.recipients = [e.strip() for e in request.form.get('recipients', '').split(',') if e.strip()]
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report.include_pdf = bool(request.form.get('include_pdf'))
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report.include_csv = bool(request.form.get('include_csv'))
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report.active = bool(request.form.get('active'))
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report.next_send_at = _compute_next_send(report.frequency)
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db.session.commit()
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log_action(ACTION_UPDATE, 'ScheduledReport', report.id, report.name,
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f'frequency={report.frequency}; active={report.active}')
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flash(f'Scheduled report "{report.name}" updated.', 'success')
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return redirect(url_for('scheduled_reports.index'))
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return render_template('scheduled_reports/form.html', report=report,
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facilities=facilities, title='Edit Scheduled Report')
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@bp.route('/<int:report_id>/delete', methods=['POST'])
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@login_required
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@supervisor_required
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def delete(report_id):
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report = ScheduledReport.query.get_or_404(report_id)
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name = report.name
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rid = report.id
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db.session.delete(report)
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db.session.commit()
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log_action(ACTION_DELETE, 'ScheduledReport', rid, name)
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flash(f'Scheduled report "{name}" deleted.', 'success')
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return redirect(url_for('scheduled_reports.index'))
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@bp.route('/<int:report_id>/preview')
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@login_required
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@supervisor_required
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def preview(report_id):
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"""Render the scheduled report email in-browser for review."""
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report = ScheduledReport.query.get_or_404(report_id)
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start, end = _date_window(report.frequency)
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data = _build_report_data(report, start, end)
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base_url = current_app.config.get('APP_BASE_URL', '').rstrip('/')
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current_app.logger.info(
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'SCHEDULED REPORT PREVIEW | id=%s | name=%r | by=%s',
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report.id, report.name, current_user.username,
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)
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return render_template('scheduled_reports/email.html',
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base_url=base_url, **data)
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@bp.route('/<int:report_id>/preview-pdf')
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@login_required
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@supervisor_required
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def preview_pdf(report_id):
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"""Generate and stream the PDF attachment for in-browser review."""
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from flask import Response
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from app.utils.pdf_export import generate_scheduled_report_pdf
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report = ScheduledReport.query.get_or_404(report_id)
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start, end = _date_window(report.frequency)
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data = _build_report_data(report, start, end)
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pdf_bytes = generate_scheduled_report_pdf(
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report_name = report.name,
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frequency = report.frequency,
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start = start,
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end = end,
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facility_name = report.facility.name if report.facility else None,
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data = data,
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)
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filename = f'jqc_report_{report.frequency}_{start.strftime("%Y%m%d")}.pdf'
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current_app.logger.info(
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'SCHEDULED REPORT PDF PREVIEW | id=%s | name=%r | by=%s',
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report.id, report.name, current_user.username,
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)
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return Response(
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pdf_bytes,
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mimetype='application/pdf',
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headers={'Content-Disposition': f'inline; filename="{filename}"'},
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)
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@bp.route('/<int:report_id>/send-now', methods=['POST'])
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@login_required
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@supervisor_required
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def send_now(report_id):
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"""Manually trigger a single report — useful for testing."""
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report = ScheduledReport.query.get_or_404(report_id)
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ok = _send_report(report)
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if ok:
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report.last_sent_at = now_eastern()
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db.session.commit()
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log_action(ACTION_UPDATE, 'ScheduledReport', report.id, report.name,
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f'manual send_now by {current_user.username}; '
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f'frequency={report.frequency}; recipients={len(report.recipient_list())}')
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flash(f'Report "{report.name}" sent successfully.', 'success')
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else:
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flash(f'Failed to send report "{report.name}". Check application logs.', 'danger')
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return redirect(url_for('scheduled_reports.index'))
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# ── Cron endpoint ─────────────────────────────────────────────────────────────
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|
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@bp.route('/send', methods=['POST'])
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@csrf.exempt
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def send():
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"""Token-protected endpoint called by cron to dispatch due reports.
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POST body: token=<DIGEST_SECRET>&frequency=daily|weekly|monthly
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"""
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token = request.form.get('token') or request.args.get('token')
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frequency = request.form.get('frequency', 'daily')
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expected = current_app.config.get('DIGEST_SECRET')
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if not expected or token != expected:
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logger.warning('SCHEDULED REPORTS SEND REJECTED | bad/missing token')
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return jsonify({'ok': False, 'error': 'unauthorized'}), 403
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if frequency not in ('daily', 'weekly', 'monthly'):
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return jsonify({'ok': False, 'error': 'invalid frequency'}), 400
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now = now_eastern()
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reports = ScheduledReport.query.filter_by(active=True, frequency=frequency).all()
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# Only send reports whose next_send_at is due (or not yet set)
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due = [r for r in reports if r.next_send_at is None or r.next_send_at <= now]
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sent, failed = 0, 0
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for report in due:
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ok = _send_report(report)
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# Always advance next_send_at so a failed report does not get
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# retried on every subsequent cron run. last_sent_at is only
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# updated on a successful delivery so the UI accurately reflects
|
||
# when the last good email was dispatched.
|
||
report.next_send_at = _compute_next_send(frequency, now)
|
||
if ok:
|
||
report.last_sent_at = now
|
||
sent += 1
|
||
else:
|
||
failed += 1
|
||
logger.error(
|
||
'SCHEDULED REPORT FAILED | id=%s | name=%r | frequency=%s',
|
||
report.id, report.name, frequency,
|
||
)
|
||
db.session.commit()
|
||
|
||
logger.info('SCHEDULED REPORTS CRON | frequency=%s | due=%s | sent=%s | failed=%s',
|
||
frequency, len(due), sent, failed)
|
||
return jsonify({'ok': True, 'frequency': frequency, 'sent': sent, 'failed': failed}) |