consultoria-as
12989e30be
- dashboard_stats_bp.py: endpoints /pos/api/dashboard/stats and /pos/api/dashboard/stats/employees (sales today/month, hourly, top products, employee productivity) - dashboard-stats.js: renders hourly sales bar chart and top products doughnut chart using Chart.js - chart.umd.min.js: vendored Chart.js v4.4.2
108 lines
3.4 KiB
Python
108 lines
3.4 KiB
Python
"""Dashboard Stats Blueprint — In-app real-time analytics.
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Endpoints for sales, productivity, and top products charts.
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"""
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from flask import Blueprint, request, jsonify, g
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from functools import wraps
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from datetime import datetime, timedelta
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from decimal import Decimal
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import json
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dashboard_stats_bp = Blueprint('dashboard_stats', __name__, url_prefix='/pos/api/dashboard')
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from middleware import require_auth
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class DecimalEncoder(json.JSONEncoder):
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def default(self, o):
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if isinstance(o, Decimal):
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return float(o)
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return super().default(o)
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@dashboard_stats_bp.route('/stats', methods=['GET'])
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@require_auth()
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def get_stats():
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"""Summary stats for today and this month."""
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from tenant_db import get_tenant_db
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db = get_tenant_db()
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today = datetime.utcnow().date()
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month_start = today.replace(day=1)
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# Sales today
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today_sales = db.execute(
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"""SELECT COUNT(*) as count, COALESCE(SUM(total), 0) as total
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FROM sales WHERE DATE(created_at) = %s""", (today,)
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).fetchone()
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# Sales this month
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month_sales = db.execute(
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"""SELECT COUNT(*) as count, COALESCE(SUM(total), 0) as total
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FROM sales WHERE DATE(created_at) >= %s""", (month_start,)
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).fetchone()
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# Top 5 products today
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top_products = db.execute(
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"""SELECT p.name, SUM(si.quantity) as qty, SUM(si.total) as revenue
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FROM sale_items si
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JOIN sales s ON si.sale_id = s.id_sale
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JOIN parts p ON si.part_id = p.id_part
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WHERE DATE(s.created_at) = %s
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GROUP BY p.name
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ORDER BY revenue DESC
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LIMIT 5""", (today,)
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).fetchall()
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# Hourly sales today (0-23)
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hourly = db.execute(
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"""SELECT EXTRACT(HOUR FROM created_at)::int as hour,
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COUNT(*) as count, COALESCE(SUM(total), 0) as total
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FROM sales WHERE DATE(created_at) = %s
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GROUP BY hour ORDER BY hour""", (today,)
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).fetchall()
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hourly_map = {row['hour']: {'count': row['count'], 'total': row['total']} for row in hourly}
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return jsonify({
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'today': {
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'sales_count': today_sales['count'],
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'sales_total': today_sales['total'],
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},
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'month': {
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'sales_count': month_sales['count'],
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'sales_total': month_sales['total'],
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},
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'top_products': [
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{'name': row['name'], 'quantity': row['qty'], 'revenue': row['revenue']}
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for row in top_products
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],
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'hourly_sales': [
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{'hour': h, 'count': hourly_map.get(h, {}).get('count', 0),
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'total': hourly_map.get(h, {}).get('total', 0)}
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for h in range(24)
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],
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}, cls=DecimalEncoder)
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@dashboard_stats_bp.route('/stats/employees', methods=['GET'])
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@require_auth()
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def get_employee_stats():
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"""Sales per employee today."""
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from tenant_db import get_tenant_db
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db = get_tenant_db()
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today = datetime.utcnow().date()
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rows = db.execute(
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"""SELECT e.name, COUNT(s.id_sale) as sales, COALESCE(SUM(s.total), 0) as total
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FROM sales s
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JOIN employees e ON s.employee_id = e.id_employee
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WHERE DATE(s.created_at) = %s
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GROUP BY e.name
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ORDER BY total DESC""", (today,)
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).fetchall()
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return jsonify({
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'employees': [
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{'name': row['name'], 'sales': row['sales'], 'total': row['total']}
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for row in rows
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]
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}, cls=DecimalEncoder)
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