06/23 Implement broadcast function for admin
This commit is contained in:
Nguyen Ngo
@@ -164,6 +164,7 @@ def create_app(config_name='default'):
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from app.routes import customers # Phase 5 — Customer management
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from app.routes import scheduled_reports # Phase 6 — Scheduled reports
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from app.routes import support # Support chat + admin tickets
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from app.routes import broadcast # Admin broadcast notifications
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app.register_blueprint(auth.bp)
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app.register_blueprint(dashboard.bp)
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@@ -178,6 +179,7 @@ def create_app(config_name='default'):
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app.register_blueprint(customers.bp)
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app.register_blueprint(scheduled_reports.bp)
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app.register_blueprint(support.bp)
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app.register_blueprint(broadcast.bp)
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# ── Mobile API (Phase 7 / Phase A / Phase B / Phase C) ───────────────────
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# The /api/v1 blueprint group uses JWT Bearer tokens — no CSRF cookies needed.
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@@ -0,0 +1,28 @@
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# app/models/broadcast.py
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# -----------------------
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# Stores admin-sent broadcast notification records.
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# Each broadcast creates one Notification row per targeted user —
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# the iOS app receives them via its existing poll cycle
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# (GET /api/v1/notifications?since=...) with no new API endpoint required.
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from app import db
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from app.utils.time_utils import now_eastern
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class Broadcast(db.Model):
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__tablename__ = 'broadcasts'
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id = db.Column(db.Integer, primary_key=True)
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title = db.Column(db.String(255), nullable=False)
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body = db.Column(db.Text, nullable=False)
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# JSON-encoded list of role strings targeted, e.g. '["inspector","project_manager"]'
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target_roles = db.Column(db.JSON, nullable=False, default=list)
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sent_by_id = db.Column(db.Integer, db.ForeignKey('users.id', ondelete='SET NULL'), nullable=True)
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sent_at = db.Column(db.DateTime, default=now_eastern, nullable=False)
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# Number of Notification rows created (resolved at send time)
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recipient_count = db.Column(db.Integer, default=0, nullable=False)
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sent_by = db.relationship('User', foreign_keys=[sent_by_id])
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def __repr__(self):
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return f'<Broadcast {self.id} "{self.title[:30]}" roles={self.target_roles}>'
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@@ -27,6 +27,8 @@ EVENT_CUSTOMER_ISSUE_UPDATED = 'customer_issue_updated'
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# more than the configured threshold vs. the prior period.
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EVENT_SCORE_ALERT = 'score_alert'
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EVENT_ADMIN_BROADCAST = 'admin_broadcast' # bulk messages sent by admin to all apps
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ALL_EVENT_TYPES = {
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EVENT_ISSUE_ASSIGNED: 'Issue assigned to me',
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EVENT_ISSUE_STATUS: 'Issue status changed',
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@@ -35,6 +37,7 @@ ALL_EVENT_TYPES = {
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EVENT_ISSUE_FLAGGED: 'Issue flagged (from inspection)',
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EVENT_INSPECTION_DONE: 'Inspection completed',
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EVENT_SLA_ALERT: 'SLA at-risk / breached alerts',
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EVENT_ADMIN_BROADCAST: 'Admin broadcast (system announcements)',
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# Customer-facing — only relevant for customer role accounts
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EVENT_CUSTOMER_INSPECTION_DONE: 'Inspection completed at my facility (portal)',
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EVENT_CUSTOMER_ISSUE_UPDATED: 'Issue created or updated at my facility (portal)',
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@@ -0,0 +1,138 @@
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# app/routes/broadcast.py
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# -----------------------
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# Admin-only route for composing and sending push notifications to all
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# iOS apps. Uses the existing Notification model and notify() utility —
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# broadcasts arrive on the iPad via the standard 60-second poll cycle
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# (GET /api/v1/notifications?since=...) and trigger a local banner via
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# deliverLocalNotification(). No APNs/FCM required.
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import logging
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from flask import Blueprint, render_template, request, redirect, url_for, flash
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from flask_login import login_required, current_user
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from app import db
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from app.routes.broadcast import Broadcast
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from app.models.user import User
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from app.models.notification import Notification, EVENT_INSPECTION_DONE
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from app.utils.decorators import admin_required
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from app.utils.audit import log_action, ACTION_CREATE
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logger = logging.getLogger(__name__)
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bp = Blueprint('broadcast', __name__, url_prefix='/admin/broadcast')
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# All roles that can hold an active iOS session
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BROADCAST_ROLES = ['inspector', 'project_manager', 'director', 'admin']
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ROLE_LABELS = {
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'inspector': 'Inspectors',
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'project_manager': 'Project Managers',
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'director': 'Directors',
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'admin': 'Admins',
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}
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@bp.route('/', methods=['GET'])
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@login_required
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@admin_required
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def index():
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"""Show the compose form and recent broadcast history."""
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history = (
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Broadcast.query
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.order_by(Broadcast.sent_at.desc())
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.limit(50)
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.all()
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)
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return render_template(
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'admin/broadcast.html',
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history=history,
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roles=BROADCAST_ROLES,
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role_labels=ROLE_LABELS,
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)
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@bp.route('/send', methods=['POST'])
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@login_required
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@admin_required
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def send():
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"""
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Compose and send a broadcast notification.
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Form fields
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-----------
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title str Notification title (required, max 255)
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body str Notification body text (required)
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roles[] list One or more role keys to target (required)
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"""
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title = (request.form.get('title') or '').strip()
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body = (request.form.get('body') or '').strip()
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target_roles = request.form.getlist('roles')
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# ── Validation ─────────────────────────────────────────────────────────
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errors = []
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if not title:
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errors.append('Title is required.')
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elif len(title) > 255:
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errors.append('Title must be 255 characters or fewer.')
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if not body:
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errors.append('Message body is required.')
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valid_roles = [r for r in target_roles if r in BROADCAST_ROLES]
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if not valid_roles:
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errors.append('Select at least one target role.')
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if errors:
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for e in errors:
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flash(e, 'danger')
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return redirect(url_for('broadcast.index'))
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# ── Find target users (active only) ────────────────────────────────────
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recipients = (
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User.query
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.filter(User.role.in_(valid_roles), User.active == True) # noqa: E712
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.all()
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)
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if not recipients:
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flash('No active users found for the selected roles.', 'warning')
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return redirect(url_for('broadcast.index'))
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# ── Create Notification rows ────────────────────────────────────────────
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# One row per recipient — the iOS poll picks them up in the next 60s cycle.
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# Using the same Notification model as all other in-app notifications means
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# no iOS code changes are needed: existing deliverLocalNotification() fires
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# a banner, and unreadNotificationCount increments as usual.
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for user in recipients:
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notif = Notification(
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user_id = user.id,
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title = title,
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body = body,
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link = url_for('broadcast.index', _external=False),
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event_type = 'admin_broadcast',
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is_read = False,
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)
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db.session.add(notif)
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# ── Record the broadcast ────────────────────────────────────────────────
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broadcast = Broadcast(
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title = title,
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body = body,
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target_roles = valid_roles,
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sent_by_id = current_user.id,
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recipient_count = len(recipients),
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)
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db.session.add(broadcast)
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db.session.commit()
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log_action(ACTION_CREATE, 'Broadcast', broadcast.id,
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f'"{title}" → {", ".join(valid_roles)} ({len(recipients)} users)')
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logger.info(
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'BROADCAST | id=%d | title=%r | roles=%s | recipients=%d | by=%s',
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broadcast.id, title, valid_roles, len(recipients), current_user.username,
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)
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flash(
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f'Broadcast sent to {len(recipients)} user(s) across '
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f'{", ".join(ROLE_LABELS[r] for r in valid_roles)}.',
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'success',
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)
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return redirect(url_for('broadcast.index'))
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@@ -0,0 +1,152 @@
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{% extends "base.html" %}
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{% block title %}Broadcast Notifications{% endblock %}
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{% block content %}
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<div class="row mb-4">
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<div class="col">
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<h2><i class="bi bi-megaphone-fill me-2"></i>Broadcast Notification</h2>
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<p class="text-muted mb-0">
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Send an in-app notification to all active iOS app users in the selected roles.
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Messages are delivered within 60 seconds via the app's background poll.
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</p>
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</div>
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</div>
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{% with messages = get_flashed_messages(with_categories=true) %}
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{% for category, message in messages %}
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<div class="alert alert-{{ category }} alert-dismissible fade show" role="alert">
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{{ message }}
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<button type="button" class="btn-close" data-bs-dismiss="alert"></button>
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</div>
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{% endfor %}
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{% endwith %}
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<div class="row g-4">
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{# ── Compose Form ─────────────────────────────────────────────────── #}
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<div class="col-lg-5">
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<div class="card shadow-sm h-100">
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<div class="card-header bg-primary text-white">
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<i class="bi bi-send-fill me-2"></i><strong>Compose Message</strong>
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</div>
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<div class="card-body">
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<form method="POST" action="{{ url_for('broadcast.send') }}">
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<input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
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<div class="mb-3">
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<label for="title" class="form-label fw-semibold">
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Title <span class="text-danger">*</span>
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</label>
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<input type="text" class="form-control" id="title" name="title"
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maxlength="255" required placeholder="e.g. App Update Available">
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<div class="form-text">Appears as the notification banner title on iPad.</div>
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</div>
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<div class="mb-3">
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<label for="body" class="form-label fw-semibold">
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Message <span class="text-danger">*</span>
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</label>
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<textarea class="form-control" id="body" name="body"
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rows="4" required
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placeholder="e.g. A new version of JanitorialQC is available. Please update to v1.3 from the App Store."></textarea>
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<div class="form-text">The full message body shown in the notification and in-app inbox.</div>
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</div>
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<div class="mb-4">
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<label class="form-label fw-semibold">
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Target Roles <span class="text-danger">*</span>
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</label>
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<div class="d-flex flex-wrap gap-3">
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{% for role in roles %}
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<div class="form-check">
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<input class="form-check-input" type="checkbox"
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name="roles" value="{{ role }}"
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id="role_{{ role }}"
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{% if role == 'inspector' %}checked{% endif %}>
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<label class="form-check-label" for="role_{{ role }}">
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{{ role_labels[role] }}
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</label>
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</div>
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{% endfor %}
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</div>
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<div class="form-text">Only active users in the selected roles will receive this message.</div>
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</div>
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<div class="d-grid">
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<button type="submit" class="btn btn-primary btn-lg"
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onclick="return confirm('Send this broadcast to all selected users?')">
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<i class="bi bi-send-fill me-2"></i>Send Broadcast
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</button>
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</div>
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</form>
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</div>
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</div>
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</div>
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{# ── Broadcast History ─────────────────────────────────────────────── #}
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<div class="col-lg-7">
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<div class="card shadow-sm">
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<div class="card-header">
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<i class="bi bi-clock-history me-2"></i><strong>Recent Broadcasts</strong>
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<span class="text-muted fw-normal ms-2">(last 50)</span>
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</div>
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<div class="card-body p-0">
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{% if history %}
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<div class="table-responsive">
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<table class="table table-hover table-sm mb-0">
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<thead class="table-light">
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<tr>
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<th>Sent</th>
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<th>Title</th>
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<th>Roles</th>
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<th class="text-center">Recipients</th>
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<th>By</th>
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</tr>
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</thead>
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<tbody>
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{% for b in history %}
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<tr>
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<td class="text-nowrap text-muted small">
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{{ b.sent_at.strftime('%b %-d, %Y') }}<br>
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<span class="text-muted" style="font-size:.75rem;">
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{{ b.sent_at.strftime('%I:%M %p') }}
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</span>
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</td>
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<td>
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<div class="fw-semibold">{{ b.title }}</div>
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<div class="text-muted small text-truncate" style="max-width:220px;"
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title="{{ b.body }}">{{ b.body }}</div>
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</td>
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<td>
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{% for role in b.target_roles %}
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<span class="badge bg-secondary me-1">
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{{ role_labels.get(role, role) }}
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</span>
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{% endfor %}
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</td>
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<td class="text-center">
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<span class="badge bg-primary rounded-pill">
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{{ b.recipient_count }}
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</span>
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</td>
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<td class="small text-muted">
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{{ b.sent_by.display_name if b.sent_by else '—' }}
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</td>
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</tr>
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{% endfor %}
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</tbody>
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</table>
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</div>
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{% else %}
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<div class="text-center text-muted py-5">
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<i class="bi bi-megaphone fs-1 d-block mb-2 opacity-25"></i>
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No broadcasts sent yet.
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</div>
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{% endif %}
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</div>
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</div>
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</div>
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</div><!-- /row -->
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{% endblock %}
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@@ -202,6 +202,12 @@
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<i class="bi bi-grid-3x3-gap-fill"></i> Notif. Matrix
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</a>
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</li>
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<li class="nav-item">
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<a class="nav-link {{ 'active' if request.endpoint and request.endpoint.startswith('broadcast.') }}"
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href="{{ url_for('broadcast.index') }}">
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<i class="bi bi-megaphone-fill"></i> Broadcast
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</a>
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</li>
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{% endif %}
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</ul>
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<ul class="navbar-nav align-items-center">
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Reference in New Issue
Block a user