feat: Flask routes and Jinja2/HTMX/Tailwind templates

app/routes/dashboard.py

@@ -1,3 +1,64 @@
-from flask import Blueprint
+from flask import Blueprint, render_template
+from datetime import date, timedelta
+import sqlalchemy as sa
+from app import db
+from app.models import WorkEntry
+from app.business.time_calc import minutes_to_str, work_minutes_reference
+from app.business.travel_calc import compute_km_for_entry, compute_co2_grams
+from app.business.leave_calc import compute_leave_used, get_or_create_balance
+from app.config_loader import get_vehicles, get_journeys
 
 bp = Blueprint("dashboard", __name__)
+
+
+@bp.route("/")
+def index():
+    today = date.today()
+    year = today.year
+
+    monday = today - timedelta(days=today.weekday())
+    sunday = monday + timedelta(days=6)
+    week_entries = db.session.scalars(
+        sa.select(WorkEntry).where(WorkEntry.date.between(monday, sunday))
+    ).all()
+
+    week_actual = sum(e.total_minutes() for e in week_entries)
+    week_ref = sum(work_minutes_reference(e.day_type) for e in week_entries)
+    week_balance = week_actual - week_ref
+
+    month_start = today.replace(day=1)
+    month_entries = db.session.scalars(
+        sa.select(WorkEntry).where(WorkEntry.date.between(month_start, today))
+    ).all()
+
+    vehicles = get_vehicles()
+    journeys = get_journeys()
+
+    month_km = {}
+    month_co2 = 0.0
+    for entry in month_entries:
+        km = compute_km_for_entry(entry.journey_profile_id, journeys)
+        for v, d in km.items():
+            month_km[v] = month_km.get(v, 0) + d
+        month_co2 += compute_co2_grams(km, vehicles)
+
+    balance = get_or_create_balance(year)
+    used = compute_leave_used(year)
+
+    today_entry = db.session.scalar(
+        sa.select(WorkEntry).where(WorkEntry.date == today)
+    )
+
+    return render_template(
+        "dashboard.html",
+        today=today,
+        today_entry=today_entry,
+        journeys=journeys,
+        week_actual_str=minutes_to_str(week_actual),
+        week_balance=week_balance,
+        week_balance_str=minutes_to_str(abs(week_balance)),
+        month_km=month_km,
+        month_co2_kg=round(month_co2 / 1000, 2),
+        balance=balance,
+        used=used,
+    )