.env.example

@@ -15,3 +15,9 @@ NIGHTSCOUT_TOKEN=
 # het diabetesteam). Zet hier een sha256-hash, NIET het wachtwoord zelf:
 #   python -c "import hashlib; print(hashlib.sha256(b'jouw-wachtwoord').hexdigest())"
 DASHBOARD_PASSWORD_HASH=
+
+# Optioneel: apparatuurinfo voor de kop van het PDF-rapport (pages/8_Export.py).
+# Puur informatief, geen effect op de berekeningen — leeg = "Onbekend ...".
+REPORT_INSULIN_TYPE=Lyumjev 100U
+REPORT_PUMP_TYPE=
+REPORT_SENSOR_TYPE=

README.md

@@ -16,7 +16,8 @@ klinische rapportagepagina's (zie `docs/requirements-reporting.md` en
    diabetesteam, dus elke pagina zit achter een wachtwoord). `app.py` laadt
    `.env` zelf in (via `python-dotenv`), dus dit werkt hetzelfde onder
    PowerShell, cmd of bash — je hoeft de variabelen niet zelf in je shell te
-   zetten.
+   zetten. `REPORT_INSULIN_TYPE`/`REPORT_PUMP_TYPE`/`REPORT_SENSOR_TYPE` zijn
+   optioneel en puur informatief (getoond in de kop van het PDF-rapport).
 3. Lokaal draaien:
 
    ```powershell

assets/icon.svg

@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <path d="M32 4 C20 22, 10 34, 10 46 A22 22 0 0 0 54 46 C54 34, 44 22, 32 4 Z" fill="#2a78d6"/>
+  <polyline points="14,42 24,42 28,32 34,52 40,38 46,42 50,42" fill="none" stroke="#ffffff" stroke-width="3.5" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>

pages/8_Export.py

@@ -5,7 +5,12 @@ from auth import require_auth
 from nightscout_client import NightscoutConfigError
 from pdf_export import AVAILABLE_SECTIONS, SECTION_EVENTS, build_report_pdf
 from reporting import HIGH, LOW, VERY_HIGH, VERY_LOW, detect_events, summarize_events
-from ui_common import load_range_data, render_completeness_warning, select_period_days
+from ui_common import (
+    load_profile,
+    load_range_data,
+    render_completeness_warning,
+    select_period_days,
+)
 
 st.set_page_config(page_title="Glucose dashboard — Export", page_icon="📊", layout="wide")
 require_auth()
@@ -17,7 +22,8 @@ start, end, days = select_period_days(default_label="90 dagen")
 sections = st.multiselect("Onderdelen", AVAILABLE_SECTIONS, default=AVAILABLE_SECTIONS)
 
 try:
-    glucose, _treatments = load_range_data(start, end)
+    glucose, treatments = load_range_data(start, end)
+    profile = load_profile()
 except NightscoutConfigError as exc:
     st.error(str(exc))
     st.stop()
@@ -43,7 +49,7 @@ if SECTION_EVENTS in sections:
         events = detect_events(glucose, threshold, direction)
         events_summary[label] = summarize_events(events, days)
 
-pdf_bytes = build_report_pdf(sections, glucose, events_summary, start, end)
+pdf_bytes = build_report_pdf(sections, glucose, events_summary, start, end, treatments=treatments, profile=profile)
 
 st.download_button(
     "Download PDF",

pdf_export.py

@@ -2,15 +2,23 @@
 PDF-rapportgeneratie voor geselecteerde rapportageonderdelen (FR10).
 
 Gebruikt fpdf2 (puur Python, geen systeemdependencies) voor de PDF-opbouw en
-matplotlib voor een eenvoudige statische AGP-grafiek specifiek voor de PDF —
-bewust niet dezelfde Plotly-figuren als op de pagina's zelf (die zouden
-kaleido vereisen, met een ingebakken Chromium-build: een groter image en meer
-Trivy-oppervlak, voor dit doel niet nodig).
+matplotlib voor de statische grafieken specifiek voor de PDF — bewust niet
+dezelfde Plotly-figuren als op de pagina's zelf (die zouden kaleido vereisen,
+met een ingebakken Chromium-build: een groter image en meer Trivy-oppervlak,
+voor dit doel niet nodig).
+
+Elke sectie is één (of, voor Dagoverzicht, meerdere) liggende A4-pagina('s)
+met een vaste kop-/voettekst (device-info, paginanummering, genereerdatum,
+Nightscout-link) via de GlucoseReportPDF-subklasse hieronder — geïnspireerd op
+de LibreView/AGP-rapportopmaak (zie docs/design-reporting.md).
 """
 
 from __future__ import annotations
 
 import io
+import os
+from datetime import datetime, timezone
+from pathlib import Path
 
 import matplotlib
 
@@ -20,34 +28,54 @@ import pandas as pd
 from fpdf import FPDF
 from fpdf.enums import XPos, YPos
 
+from profile_data import segments_table, segments_to_hourly_bars, total_daily_basal
 from reporting import (
+    BOLUS_CATEGORY_CORRECTION,
+    BOLUS_CATEGORY_FOOD,
+    BOLUS_CATEGORY_SMB,
     HIGH,
     LOW,
     VERY_HIGH,
     VERY_LOW,
     agp_percentile_bands,
+    classify_bolus,
     completeness_warning,
+    daily_stats,
     detect_events,
+    effective_basal_series,
+    glucose_min_max,
     gmi_mmol_per_mol,
     gmi_percent,
     percent_cv,
     sensor_active_percent,
+    target_glucose_series,
     tir_breakdown_5band,
 )
 
 SECTION_SUMMARY = "Samenvatting"
 SECTION_AGP = "AGP profiel"
+SECTION_INSULIN_PROFILE = "Insulineprofiel"
 SECTION_DAGOVERZICHT = "Dagoverzicht"
 SECTION_EVENTS = "Hypo-/hyperevents"
 
-AVAILABLE_SECTIONS = [SECTION_SUMMARY, SECTION_AGP, SECTION_DAGOVERZICHT, SECTION_EVENTS]
+AVAILABLE_SECTIONS = [
+    SECTION_SUMMARY,
+    SECTION_AGP,
+    SECTION_INSULIN_PROFILE,
+    SECTION_DAGOVERZICHT,
+    SECTION_EVENTS,
+]
+
+REPORT_VERSION = "1.0"
+_ICON_PATH = Path(__file__).parent / "assets" / "icon.svg"
 
 _LINE_KWARGS = {"new_x": XPos.LMARGIN, "new_y": YPos.NEXT}
+_SAME_LINE_KWARGS = {"new_x": XPos.RIGHT, "new_y": YPos.TOP}
 
 # Zelfde kleuren als het PALETTE["light"] in ui_common.py — bewust hier
-# gedupliceerd (5 hex-waarden) in plaats van ui_common.py te importeren, want
-# dat zou een streamlit-dependency in deze module trekken die verder bewust
-# vrij van UI-framework-imports is (los te unit-testen, zie moduledocstring).
+# gedupliceerd in plaats van ui_common.py te importeren, want dat zou een
+# streamlit-dependency in deze module trekken die verder bewust vrij van
+# UI-framework-imports is (los te unit-testen, zie moduledocstring).
 _MUTED = "#898781"
 _TIR_BAND_ORDER = ["very_low", "low", "in_range", "high", "very_high"]
 _TIR_BAND_LABELS = {
@@ -65,33 +93,83 @@ _TIR_COLORS = {
     "very_high": "#c76f0a",
 }
 _THRESHOLD_LINES = [VERY_LOW, LOW, HIGH, VERY_HIGH]
+_BASAL_COLOR = "#7b5ea3"
+_CARBS_COLOR = "#eb6834"
+_TARGET_COLOR = "#52514e"
+_BOLUS_CATEGORY_STYLE = {
+    BOLUS_CATEGORY_FOOD: ("#1baf7a", "Bolus (voeding)"),
+    BOLUS_CATEGORY_CORRECTION: ("#2a78d6", "Bolus (correctie)"),
+    BOLUS_CATEGORY_SMB: ("#898781", "SMB"),
+}
+_EMPTY_TREATMENT_COLUMNS = ["timestamp", "eventType", "insulin", "carbs", "type", "absolute", "duration"]
 DAGOVERZICHT_MAX_DAYS = 14
+_HOUR_OF_DAY_LABEL = "Uur van de dag"
 
 
-def _add_threshold_lines(ax) -> None:
-    """Teken de 4 klinische drempellijnen (3.0/3.9/10.0/13.9 mmol/L) op een matplotlib-as.
-
-    PDF-tegenhanger van ui_common.add_threshold_lines() voor de Plotly-versie
-    op de dashboardpagina's (gitea #15) — zelfde 4 waarden, zelfde grijstint.
-    """
-    for value in _THRESHOLD_LINES:
-        ax.axhline(value, color=_MUTED, linewidth=0.7, linestyle=":")
+def _report_config() -> dict:
+    """Rapportmetadata uit environment variables (insuline/pomp/sensor-type,
+    Nightscout-URL) — zelfde os.environ-patroon als nightscout_client.py.
+    Alles heeft een fallback zodat een rapport ook zonder configuratie werkt."""
+    return {
+        "insulin_type": os.environ.get("REPORT_INSULIN_TYPE", "").strip() or "Onbekend insulinetype",
+        "pump_type": os.environ.get("REPORT_PUMP_TYPE", "").strip() or "Onbekende pomp",
+        "sensor_type": os.environ.get("REPORT_SENSOR_TYPE", "").strip() or "Onbekende sensor",
+        "nightscout_url": os.environ.get("NIGHTSCOUT_URL", "").strip().rstrip("/"),
+    }
 
 
-def _agp_figure_png(glucose: pd.DataFrame) -> bytes:
-    bands = agp_percentile_bands(glucose)
-    fig, ax = plt.subplots(figsize=(7, 3))
-    hours = bands["minute_of_day"] / 60
-    ax.fill_between(hours, bands["p5"], bands["p95"], alpha=0.15, color="#2a78d6", label="5e-95e pct")
-    ax.fill_between(hours, bands["p25"], bands["p75"], alpha=0.3, color="#2a78d6", label="25e-75e pct")
-    ax.plot(hours, bands["p50"], color="#2a78d6", linewidth=2, label="Mediaan")
-    _add_threshold_lines(ax)
-    ax.set_xlabel("Uur van de dag")
-    ax.set_ylabel("mmol/L")
-    ax.set_xlim(0, 24)
-    ax.legend(loc="upper right", fontsize=8)
-    fig.tight_layout()
+class GlucoseReportPDF(FPDF):
+    """FPDF-subklasse met een vaste kop-/voettekst op elke pagina en één sectie
+    per liggende pagina (zie begin_report_section())."""
 
+    def __init__(self, config: dict, generated_at: datetime) -> None:
+        super().__init__(orientation="L", unit="mm", format="A4")
+        self._config = config
+        self._generated_at = generated_at
+        self.section_title = ""
+        self.set_auto_page_break(auto=True, margin=18)
+        self.alias_nb_pages()
+
+    def begin_report_section(self, title: str) -> None:
+        """Begin een nieuwe pagina voor sectie `title`. Voor secties die over
+        meerdere pagina's lopen (Dagoverzicht: één pagina per dag) wordt dit
+        per pagina aangeroepen zodat de kop op elke pagina klopt."""
+        self.section_title = title
+        self.add_page()
+
+    def header(self) -> None:
+        if _ICON_PATH.exists():
+            self.image(str(_ICON_PATH), x=10, y=8, w=8)
+        self.set_xy(20, 8)
+        self.set_font("Helvetica", "B", 14)
+        self.cell(0, 6, self.section_title, **_LINE_KWARGS)
+        self.set_x(20)
+        self.set_font("Helvetica", "", 8)
+        self.set_text_color(120, 120, 120)
+        device_line = (
+            f"Glucoserapport v{REPORT_VERSION} · Insuline: {self._config['insulin_type']} · "
+            f"Pomp: {self._config['pump_type']} · Sensor: {self._config['sensor_type']}"
+        )
+        self.cell(0, 4, device_line, **_LINE_KWARGS)
+        self.set_text_color(0, 0, 0)
+        self.ln(3)
+        self.set_draw_color(200, 200, 200)
+        self.line(10, self.get_y(), self.w - 10, self.get_y())
+        self.ln(4)
+
+    def footer(self) -> None:
+        self.set_y(-14)
+        self.set_font("Helvetica", "I", 8)
+        self.set_text_color(120, 120, 120)
+        left = f"Gegenereerd: {self._generated_at.strftime('%d-%m-%Y %H:%M')}"
+        if self._config["nightscout_url"]:
+            left += f" · {self._config['nightscout_url']}"
+        self.cell(200, 8, left, **_SAME_LINE_KWARGS)
+        self.cell(0, 8, f"Pagina {self.page_no()}/{{nb}}", align="R")
+        self.set_text_color(0, 0, 0)
+
+
+def _fig_to_png(fig) -> bytes:
     buf = io.BytesIO()
     fig.savefig(buf, format="png", dpi=150)
     plt.close(fig)
@@ -99,10 +177,33 @@ def _agp_figure_png(glucose: pd.DataFrame) -> bytes:
     return buf.getvalue()
 
 
+def _add_threshold_lines(ax) -> None:
+    """Teken de 4 klinische drempellijnen (3.0/3.9/10.0/13.9 mmol/L) op een matplotlib-as."""
+    for value in _THRESHOLD_LINES:
+        ax.axhline(value, color=_MUTED, linewidth=0.7, linestyle=":")
+
+
+def _agp_figure_png(glucose: pd.DataFrame) -> bytes:
+    bands = agp_percentile_bands(glucose)
+    fig, ax = plt.subplots(figsize=(11, 4.2))
+    hours = bands["minute_of_day"] / 60
+    ax.axhspan(LOW, HIGH, color="#0ca30c", alpha=0.08, label="Doelbereik")
+    ax.fill_between(hours, bands["p5"], bands["p95"], alpha=0.15, color="#2a78d6", label="5e-95e pct")
+    ax.fill_between(hours, bands["p25"], bands["p75"], alpha=0.3, color="#2a78d6", label="25e-75e pct")
+    ax.plot(hours, bands["p50"], color="#2a78d6", linewidth=2.5, label="Mediaan")
+    _add_threshold_lines(ax)
+    ax.set_xlabel(_HOUR_OF_DAY_LABEL)
+    ax.set_ylabel("mmol/L")
+    ax.set_xlim(0, 24)
+    ax.set_xticks(range(0, 25, 3))
+    ax.legend(loc="upper right", fontsize=9, ncol=4, frameon=False)
+    fig.tight_layout()
+    return _fig_to_png(fig)
+
+
 def _tir_bar_figure_png(tir: dict) -> bytes:
-    """Gestapelde staafgrafiek van de 5 TIR-banden — PDF-tegenhanger van
-    ui_common.build_tir_stacked_bar_figure() (gitea #14)."""
-    fig, ax = plt.subplots(figsize=(7, 1.1))
+    """Gestapelde staafgrafiek van de 5 TIR-banden."""
+    fig, ax = plt.subplots(figsize=(9, 1.1))
     left = 0.0
     for band in _TIR_BAND_ORDER:
         value = tir[band]
@@ -123,52 +224,127 @@ def _tir_bar_figure_png(tir: dict) -> bytes:
     return buf.getvalue()
 
 
-def _daily_figure_png(day_df: pd.DataFrame, day_label: str) -> bytes:
-    """Eén dag als kleine lijngrafiek — PDF-tegenhanger van de Dagoverzicht-pagina (gitea #16)."""
+def _insulin_profile_figure_png(profile: dict) -> bytes:
+    bars = segments_to_hourly_bars(profile.get("basal", []))
+    fig, ax = plt.subplots(figsize=(11, 3.2))
+    if bars:
+        hours = [b["hour"] for b in bars]
+        values = [b["value"] for b in bars]
+        ax.step(hours, values, where="post", color=_BASAL_COLOR, linewidth=1.5)
+        ax.fill_between(hours, values, step="post", color=_BASAL_COLOR, alpha=0.3)
+    ax.set_xlim(0, 24)
+    ax.set_xticks(range(0, 25, 2))
+    ax.set_ylim(bottom=0)
+    ax.set_xlabel(_HOUR_OF_DAY_LABEL)
+    ax.set_ylabel("E/uur")
+    fig.tight_layout()
+    return _fig_to_png(fig)
+
+
+def _add_basal_overlay(ax2, basal: pd.DataFrame, day_start) -> None:
+    if basal.empty:
+        return
+    hours = (basal["timestamp"] - day_start).dt.total_seconds() / 3600
+    hours = pd.concat([hours, pd.Series([24.0])], ignore_index=True)
+    values = pd.concat([basal["rate"], basal["rate"].iloc[-1:]], ignore_index=True)
+    ax2.fill_between(hours, values, step="post", color=_BASAL_COLOR, alpha=0.3, label="Basaal")
+    ax2.step(hours, values, where="post", color=_BASAL_COLOR, linewidth=1, alpha=0.8)
+
+
+def _add_carbs_overlay(ax2, day_treatments: pd.DataFrame, day_start) -> None:
+    if day_treatments.empty:
+        return
+    carbs = day_treatments[day_treatments["carbs"].fillna(0) > 0]
+    if carbs.empty:
+        return
+    hours = (carbs["timestamp"] - day_start).dt.total_seconds() / 3600
+    ax2.bar(hours, carbs["carbs"], width=0.25, color=_CARBS_COLOR, alpha=0.55, label="Koolhydraten")
+
+
+def _add_bolus_overlay(ax, day_treatments: pd.DataFrame, day_start, lane_y: float) -> None:
+    bolus = classify_bolus(day_treatments)
+    for category in (BOLUS_CATEGORY_SMB, BOLUS_CATEGORY_CORRECTION, BOLUS_CATEGORY_FOOD):
+        subset = bolus[bolus["category"] == category] if not bolus.empty else bolus
+        if subset.empty:
+            continue
+        color, label = _BOLUS_CATEGORY_STYLE[category]
+        hours = (subset["timestamp"] - day_start).dt.total_seconds() / 3600
+        sizes = (subset["insulin"] * 25).clip(lower=15, upper=200)
+        ax.scatter(hours, [lane_y] * len(subset), s=sizes, color=color, alpha=0.75, label=label, zorder=5)
+        if category != BOLUS_CATEGORY_SMB:
+            for x, units in zip(hours, subset["insulin"], strict=True):
+                ax.annotate(
+                    f"{units:.1f}E", (x, lane_y), textcoords="offset points", xytext=(0, 8), fontsize=6, ha="center"
+                )
+
+
+def _add_target_overlay(ax, profile: dict | None, day_start, day_end) -> None:
+    target = target_glucose_series(profile, day_start, day_end)
+    if target.empty:
+        return
+    hours = (target["timestamp"] - day_start).dt.total_seconds() / 3600
+    hours = pd.concat([hours, pd.Series([24.0])], ignore_index=True)
+    values = pd.concat([target["target"], target["target"].iloc[-1:]], ignore_index=True)
+    ax.step(hours, values, where="post", color=_TARGET_COLOR, linewidth=1.2, linestyle="-.", label="Streefwaarde (pomp)")
+
+
+def _daily_figure_png(
+    day_df: pd.DataFrame, day_treatments: pd.DataFrame, profile: dict | None, day_label: str, day_start, day_end
+) -> bytes:
+    """Eén dag als grafiek: glucoselijn + basaal/bolus/koolhydraten/streefwaarde-overlay."""
     hours = day_df["timestamp"].dt.hour + day_df["timestamp"].dt.minute / 60
-    fig, ax = plt.subplots(figsize=(7, 1.4))
-    ax.plot(hours, day_df["mmol"], color="#2a78d6", linewidth=1.2)
+    fig, ax = plt.subplots(figsize=(11, 3.8))
+    ax2 = ax.twinx()
+
+    basal = effective_basal_series(profile, day_treatments, day_start, day_end)
+    _add_basal_overlay(ax2, basal, day_start)
+    _add_carbs_overlay(ax2, day_treatments, day_start)
+
+    lane_y = (day_df["mmol"].min() - 1.0) if not day_df.empty else LOW - 1.0
+    _add_bolus_overlay(ax, day_treatments, day_start, lane_y)
+    _add_target_overlay(ax, profile, day_start, day_end)
+
+    ax.plot(hours, day_df["mmol"], color="#2a78d6", linewidth=1.4, label="Glucose", zorder=6)
     _add_threshold_lines(ax)
     ax.set_xlim(0, 24)
-    ax.set_xticks(range(0, 25, 4))
-    ax.set_ylabel("mmol/L", fontsize=8)
-    ax.set_title(day_label, fontsize=9, loc="left")
-    ax.tick_params(labelsize=7)
-    fig.tight_layout()
+    ax.set_xticks(range(0, 25, 2))
+    ax.set_ylabel("mmol/L", fontsize=9)
+    ax2.set_ylabel("Basaal (E/uur) · KH (g)", fontsize=9)
+    ax.set_title(day_label, fontsize=11, loc="left")
+    ax.tick_params(labelsize=8)
+    ax2.tick_params(labelsize=8)
 
-    buf = io.BytesIO()
-    fig.savefig(buf, format="png", dpi=150)
-    plt.close(fig)
-    buf.seek(0)
-    return buf.getvalue()
+    lines1, labels1 = ax.get_legend_handles_labels()
+    lines2, labels2 = ax2.get_legend_handles_labels()
+    ax.legend(
+        lines1 + lines2, labels1 + labels2, loc="upper center", bbox_to_anchor=(0.5, -0.2), ncol=6, fontsize=7, frameon=False
+    )
+    fig.tight_layout()
+    return _fig_to_png(fig)
 
 
 def _event_hour_histogram_png(events: pd.DataFrame, color: str) -> bytes:
-    """Aantal events per uur-van-de-dag — PDF-tegenhanger van render_event_level()'s
-    histogram op de Hypo/Hyper Events-pagina's (gitea #17, #18)."""
+    """Aantal events per uur-van-de-dag."""
     hour_counts = events["start"].dt.hour.value_counts().reindex(range(24), fill_value=0).sort_index()
-    fig, ax = plt.subplots(figsize=(7, 2))
+    fig, ax = plt.subplots(figsize=(11, 2.6))
     ax.bar(hour_counts.index, hour_counts.to_numpy(), color=color)
-    ax.set_xlabel("Uur van de dag")
+    ax.set_xlabel(_HOUR_OF_DAY_LABEL)
     ax.set_ylabel("Aantal events")
     ax.set_xlim(-0.5, 23.5)
     ax.set_xticks(range(0, 24, 2))
     fig.tight_layout()
-
-    buf = io.BytesIO()
-    fig.savefig(buf, format="png", dpi=150)
-    plt.close(fig)
-    buf.seek(0)
-    return buf.getvalue()
+    return _fig_to_png(fig)
 
 
-def _add_summary_section(pdf: FPDF, glucose: pd.DataFrame, start, end) -> None:
+def _add_summary_section(pdf: GlucoseReportPDF, glucose: pd.DataFrame, start, end) -> None:
+    pdf.begin_report_section(SECTION_SUMMARY)
     mean_mmol = glucose["mmol"].mean()
+    min_mmol, max_mmol = glucose_min_max(glucose)
     tir = tir_breakdown_5band(glucose)
     active_pct = sensor_active_percent(glucose, start, end)
 
-    pdf.set_font("Helvetica", "B", 13)
-    pdf.cell(0, 8, "Samenvatting", **_LINE_KWARGS)
+    pdf.set_font("Helvetica", "", 11)
+    pdf.cell(0, 6, f"Periode: {start.strftime('%d-%m-%Y')} t/m {end.strftime('%d-%m-%Y')}", **_LINE_KWARGS)
 
     warning = completeness_warning(glucose, start, end)
     if warning:
@@ -178,7 +354,12 @@ def _add_summary_section(pdf: FPDF, glucose: pd.DataFrame, start, end) -> None:
 
     pdf.set_font("Helvetica", "", 11)
     pdf.cell(0, 6, f"Sensordekking: {active_pct:.0f}%", **_LINE_KWARGS)
-    pdf.cell(0, 6, f"Gemiddelde glucose: {mean_mmol:.1f} mmol/L", **_LINE_KWARGS)
+    pdf.cell(
+        0,
+        6,
+        f"Gemiddelde glucose: {mean_mmol:.1f} mmol/L (min {min_mmol:.1f} · max {max_mmol:.1f})",
+        **_LINE_KWARGS,
+    )
     gmi = gmi_percent(mean_mmol)
     pdf.cell(0, 6, f"Geschat HbA1c (GMI): {gmi:.1f}% ({gmi_mmol_per_mol(gmi):.0f} mmol/mol)", **_LINE_KWARGS)
     pdf.cell(0, 6, f"Variabiliteit (%CV): {percent_cv(glucose):.0f}%", **_LINE_KWARGS)
@@ -190,43 +371,117 @@ def _add_summary_section(pdf: FPDF, glucose: pd.DataFrame, start, end) -> None:
     pdf.cell(0, 6, f"Zeer hoog (>13.9 mmol/L): {tir['very_high']:.0f}%", **_LINE_KWARGS)
     pdf.ln(2)
     png_bytes = _tir_bar_figure_png(tir)
-    pdf.image(io.BytesIO(png_bytes), w=160)
-    pdf.ln(4)
+    pdf.image(io.BytesIO(png_bytes), w=220)
 
 
-def _add_agp_section(pdf: FPDF, glucose: pd.DataFrame) -> None:
-    pdf.set_font("Helvetica", "B", 13)
-    pdf.cell(0, 8, "AGP profiel", **_LINE_KWARGS)
+def _add_agp_section(pdf: GlucoseReportPDF, glucose: pd.DataFrame) -> None:
+    pdf.begin_report_section(SECTION_AGP)
     png_bytes = _agp_figure_png(glucose)
-    pdf.image(io.BytesIO(png_bytes), w=180)
+    pdf.image(io.BytesIO(png_bytes), w=270)
+
+
+def _add_insulin_profile_section(pdf: GlucoseReportPDF, profile: dict | None) -> None:
+    pdf.begin_report_section(SECTION_INSULIN_PROFILE)
+    if not profile:
+        pdf.set_font("Helvetica", "", 11)
+        pdf.cell(0, 6, "Geen pompprofiel gevonden op deze Nightscout-instantie.", **_LINE_KWARGS)
+        return
+
+    pdf.set_font("Helvetica", "", 11)
+    pdf.cell(0, 6, f"Profielnaam: {profile.get('name') or '-'}", **_LINE_KWARGS)
+    pdf.cell(0, 6, f"DIA (werkingsduur insuline): {profile['dia']:.1f} uur", **_LINE_KWARGS)
+    pdf.cell(0, 6, f"Totale dagelijkse basaal: {total_daily_basal(profile['basal']):.1f} E", **_LINE_KWARGS)
+    pdf.ln(2)
+
+    png_bytes = _insulin_profile_figure_png(profile)
+    pdf.image(io.BytesIO(png_bytes), w=270)
     pdf.ln(4)
 
+    pdf.set_font("Helvetica", "B", 11)
+    pdf.cell(90, 6, "Insulinegevoeligheid (ISF)", **_SAME_LINE_KWARGS)
+    pdf.cell(0, 6, "Koolhydraatratio", **_LINE_KWARGS)
+    pdf.set_font("Helvetica", "", 10)
+    isf_rows = segments_table(profile["sens"])
+    ratio_rows = segments_table(profile["carbratio"])
+    for i in range(max(len(isf_rows), len(ratio_rows))):
+        isf_text = (
+            f"{isf_rows[i]['start']}-{isf_rows[i]['end']}: {isf_rows[i]['value']:.1f} mmol/L per E"
+            if i < len(isf_rows)
+            else ""
+        )
+        ratio_text = (
+            f"{ratio_rows[i]['start']}-{ratio_rows[i]['end']}: {ratio_rows[i]['value']:.0f} g per E"
+            if i < len(ratio_rows)
+            else ""
+        )
+        pdf.cell(90, 5, isf_text, **_SAME_LINE_KWARGS)
+        pdf.cell(0, 5, ratio_text, **_LINE_KWARGS)
 
-def _add_dagoverzicht_section(pdf: FPDF, glucose: pd.DataFrame) -> None:
-    """Eén dagelijkse mini-grafiek per kalenderdag (gitea #16), max. de meest
-    recente DAGOVERZICHT_MAX_DAYS dagen — voor langere periodes zou de PDF
-    anders onwerkbaar lang worden."""
-    pdf.set_font("Helvetica", "B", 13)
-    pdf.cell(0, 8, "Dagoverzicht", **_LINE_KWARGS)
 
+def _add_daily_stats_lines(pdf: GlucoseReportPDF, stats: dict) -> None:
+    pdf.set_font("Helvetica", "", 10)
+    pdf.cell(
+        0,
+        6,
+        f"Glucose: gem. {stats['mean_mmol']:.1f} · min {stats['min_mmol']:.1f} · "
+        f"max {stats['max_mmol']:.1f} mmol/L",
+        **_LINE_KWARGS,
+    )
+    pdf.cell(
+        0,
+        6,
+        f"Insuline: totaal {stats['total_insulin']:.1f} E · basaal {stats['basal_insulin']:.1f} E · "
+        f"bolus {stats['bolus_insulin']:.1f} E · SMB {stats['smb_insulin']:.1f} E",
+        **_LINE_KWARGS,
+    )
+    pdf.cell(
+        0,
+        6,
+        f"Hypo's: {stats['hypo_count']} ({stats['hypo_duration_minutes']:.0f} min) · "
+        f"Hyper's: {stats['hyper_count']} ({stats['hyper_duration_minutes']:.0f} min)",
+        **_LINE_KWARGS,
+    )
+
+
+def _add_dagoverzicht_section(
+    pdf: GlucoseReportPDF, glucose: pd.DataFrame, treatments: pd.DataFrame, profile: dict | None
+) -> None:
+    """Eén liggende pagina per kalenderdag, max. de meest recente
+    DAGOVERZICHT_MAX_DAYS dagen — voor langere periodes zou de PDF anders
+    onwerkbaar lang worden."""
     df = glucose.copy()
     df["date"] = df["timestamp"].dt.date
     dates = sorted(df["date"].unique())
-    if len(dates) > DAGOVERZICHT_MAX_DAYS:
+    show_limited_note = len(dates) > DAGOVERZICHT_MAX_DAYS
+    if show_limited_note:
         dates = dates[-DAGOVERZICHT_MAX_DAYS:]
-        pdf.set_font("Helvetica", "I", 9)
-        pdf.cell(0, 5, f"Beperkt tot de meest recente {DAGOVERZICHT_MAX_DAYS} dagen.", **_LINE_KWARGS)
 
     for day in dates:
+        pdf.begin_report_section(SECTION_DAGOVERZICHT)
+        if show_limited_note:
+            pdf.set_font("Helvetica", "I", 9)
+            pdf.cell(0, 5, f"Beperkt tot de meest recente {DAGOVERZICHT_MAX_DAYS} dagen.", **_LINE_KWARGS)
+            show_limited_note = False  # alleen op de eerste paginas van deze sectie
+
+        day_start = pd.Timestamp(day)
+        day_end = day_start + pd.Timedelta(1, unit="D")
         day_df = df[df["date"] == day]
-        png_bytes = _daily_figure_png(day_df, day.strftime("%A %d-%m-%Y"))
-        pdf.image(io.BytesIO(png_bytes), w=180)
-    pdf.ln(4)
+        day_treatments = (
+            treatments[(treatments["timestamp"] >= day_start) & (treatments["timestamp"] < day_end)]
+            if not treatments.empty
+            else treatments
+        )
+
+        png_bytes = _daily_figure_png(day_df, day_treatments, profile, day.strftime("%A %d-%m-%Y"), day_start, day_end)
+        pdf.image(io.BytesIO(png_bytes), w=270)
+        pdf.ln(2)
+
+        stats = daily_stats(day_df, day_treatments, profile, day_start, day_end)
+        _add_daily_stats_lines(pdf, stats)
 
 
-def _add_events_section(pdf: FPDF, glucose: pd.DataFrame, events_summary: dict[str, dict]) -> None:
-    pdf.set_font("Helvetica", "B", 13)
-    pdf.cell(0, 8, "Hypo-/hyperevents", **_LINE_KWARGS)
+def _add_events_section(pdf: GlucoseReportPDF, glucose: pd.DataFrame, events_summary: dict[str, dict]) -> None:
+    pdf.begin_report_section(SECTION_EVENTS)
     pdf.set_font("Helvetica", "", 11)
     for label, summary in events_summary.items():
         pdf.cell(
@@ -238,17 +493,16 @@ def _add_events_section(pdf: FPDF, glucose: pd.DataFrame, events_summary: dict[s
         )
     pdf.ln(2)
 
-    # Alleen Level 1 krijgt een grafiek in het PDF-rapport (gitea #17, #18) —
-    # geen tabel met losse events, de samenvattende cijfers staan al hierboven.
+    # Alleen Level 1 krijgt een grafiek in het PDF-rapport — geen tabel met
+    # losse events, de samenvattende cijfers staan al hierboven.
     if not glucose.empty:
         hypo_events = detect_events(glucose, LOW, "below")
         if not hypo_events.empty:
-            pdf.image(io.BytesIO(_event_hour_histogram_png(hypo_events, _TIR_COLORS["low"])), w=180)
+            pdf.image(io.BytesIO(_event_hour_histogram_png(hypo_events, _TIR_COLORS["low"])), w=260)
+            pdf.ln(2)
         hyper_events = detect_events(glucose, HIGH, "above")
         if not hyper_events.empty:
-            pdf.image(io.BytesIO(_event_hour_histogram_png(hyper_events, _TIR_COLORS["high"])), w=180)
-
-    pdf.ln(4)
+            pdf.image(io.BytesIO(_event_hour_histogram_png(hyper_events, _TIR_COLORS["high"])), w=260)
 
 
 def build_report_pdf(
@@ -257,20 +511,33 @@ def build_report_pdf(
     events_summary: dict[str, dict],
     start,
     end,
+    treatments: pd.DataFrame | None = None,
+    profile: dict | None = None,
 ) -> bytes:
-    """Bouw een PDF met de geselecteerde onderdelen.
+    """Bouw een PDF met de geselecteerde onderdelen: één liggende voorpagina,
+    daarna één (of voor Dagoverzicht: meerdere) liggende pagina('s) per sectie.
 
     `events_summary` bevat vooraf berekende hypo/hyper-samenvattingen (label ->
     resultaat van reporting.summarize_events), zodat deze module geen
-    event-detectie hoeft te herhalen.
+    event-detectie hoeft te herhalen. `treatments`/`profile` zijn optioneel
+    (leeg/None) zodat oudere aanroepen zonder insulinedata blijven werken.
     """
-    pdf = FPDF()
-    pdf.add_page()
-    pdf.set_font("Helvetica", "B", 16)
-    pdf.cell(0, 10, "Glucoserapport", **_LINE_KWARGS)
-    pdf.set_font("Helvetica", "", 11)
+    if treatments is None:
+        treatments = pd.DataFrame(columns=_EMPTY_TREATMENT_COLUMNS)
+
+    config = _report_config()
+    pdf = GlucoseReportPDF(config, datetime.now(timezone.utc))
+
+    pdf.begin_report_section("Glucoserapport")
+    pdf.set_font("Helvetica", "B", 22)
+    pdf.cell(0, 14, "Glucoserapport", **_LINE_KWARGS)
+    pdf.set_font("Helvetica", "", 13)
     pdf.cell(0, 8, f"Periode: {start.strftime('%d-%m-%Y')} t/m {end.strftime('%d-%m-%Y')}", **_LINE_KWARGS)
-    pdf.ln(4)
+    if sections:
+        pdf.cell(0, 8, f"Onderdelen: {', '.join(sections)}", **_LINE_KWARGS)
+
+    if SECTION_INSULIN_PROFILE in sections:
+        _add_insulin_profile_section(pdf, profile)
 
     if not glucose.empty:
         if SECTION_SUMMARY in sections:
@@ -278,7 +545,7 @@ def build_report_pdf(
         if SECTION_AGP in sections:
             _add_agp_section(pdf, glucose)
         if SECTION_DAGOVERZICHT in sections:
-            _add_dagoverzicht_section(pdf, glucose)
+            _add_dagoverzicht_section(pdf, glucose, treatments, profile)
 
     if SECTION_EVENTS in sections and events_summary:
         _add_events_section(pdf, glucose, events_summary)

reporting.py

@@ -601,6 +601,73 @@ def target_glucose_series(profile: dict | None, day_start, day_end) -> pd.DataFr
     return pd.DataFrame(rows, columns=["timestamp", "target"])
 
 
+def _integrate_step_series(series: pd.DataFrame, value_col: str, day_end) -> float:
+    """Oppervlakte onder een stapfunctie-DataFrame (zoals effective_basal_series()):
+    som van elke rij se waarde x duur (in uur) tot de volgende rij, of tot
+    `day_end` voor de laatste rij. Gebruikt om een E/uur-stapfunctie om te
+    rekenen naar een totaal aantal eenheden."""
+    if series.empty:
+        return 0.0
+    rows = series.reset_index(drop=True)
+    total = 0.0
+    for i in range(len(rows)):
+        start = rows.loc[i, "timestamp"]
+        end = rows.loc[i + 1, "timestamp"] if i + 1 < len(rows) else day_end
+        total += rows.loc[i, value_col] * (end - start).total_seconds() / 3600
+    return total
+
+
+DAILY_STATS_KEYS = [
+    "mean_mmol",
+    "min_mmol",
+    "max_mmol",
+    "total_insulin",
+    "basal_insulin",
+    "bolus_insulin",
+    "smb_insulin",
+    "hypo_count",
+    "hypo_duration_minutes",
+    "hyper_count",
+    "hyper_duration_minutes",
+]
+
+
+def daily_stats(day_glucose: pd.DataFrame, day_treatments: pd.DataFrame, profile: dict | None, day_start, day_end) -> dict:
+    """Samenvattende statistieken voor één kalenderdag, voor naast de dagelijkse
+    grafiek in het PDF-rapport: gemiddelde/min/max glucose, totale/basaal-/bolus-/
+    SMB-insuline (SMB apart gerapporteerd omdat dit zowel als basaal- als
+    bolus-vervanging kan gelden, zie classify_bolus()), en het aantal + de totale
+    duur van hypo- en hyperevents die dag.
+    """
+    min_mmol, max_mmol = glucose_min_max(day_glucose)
+    mean_mmol = round(day_glucose["mmol"].mean(), 1) if not day_glucose.empty else 0.0
+
+    bolus = classify_bolus(day_treatments)
+    by_category = bolus.groupby("category")["insulin"].sum().to_dict() if not bolus.empty else {}
+    bolus_units = by_category.get(BOLUS_CATEGORY_FOOD, 0.0) + by_category.get(BOLUS_CATEGORY_CORRECTION, 0.0)
+    smb_units = by_category.get(BOLUS_CATEGORY_SMB, 0.0)
+
+    basal_series = effective_basal_series(profile, day_treatments, day_start, day_end)
+    basal_units = _integrate_step_series(basal_series, "rate", day_end)
+
+    hypo_summary = summarize_events(detect_events(day_glucose, LOW, "below"), period_days=1)
+    hyper_summary = summarize_events(detect_events(day_glucose, HIGH, "above"), period_days=1)
+
+    return {
+        "mean_mmol": mean_mmol,
+        "min_mmol": min_mmol,
+        "max_mmol": max_mmol,
+        "total_insulin": round(bolus_units + smb_units + basal_units, 1),
+        "basal_insulin": round(basal_units, 1),
+        "bolus_insulin": round(bolus_units, 1),
+        "smb_insulin": round(smb_units, 1),
+        "hypo_count": hypo_summary["count"],
+        "hypo_duration_minutes": hypo_summary["total_minutes"],
+        "hyper_count": hyper_summary["count"],
+        "hyper_duration_minutes": hyper_summary["total_minutes"],
+    }
+
+
 def basal_stats(treatments: pd.DataFrame, period_days: float) -> dict:
     """Totale basaalinsuline uit Temp Basal-treatments (rate x duur), zonder pompprofiel.
 

tests/test_pdf_export.py

@@ -1,17 +1,32 @@
+import re
 from datetime import date
+from pathlib import Path
 
 import pandas as pd
+import pytest
 
 from pdf_export import (
     DAGOVERZICHT_MAX_DAYS,
     SECTION_AGP,
     SECTION_DAGOVERZICHT,
     SECTION_EVENTS,
+    SECTION_INSULIN_PROFILE,
     SECTION_SUMMARY,
+    _report_config,
     build_report_pdf,
 )
 
 
+def _page_count(pdf_bytes: bytes) -> int:
+    """Grof-maar-betrouwbaar paginatelling op de ruwe PDF-bytes: elke
+    paginaobject bevat een '/Type /Page' (zonder de 's' van '/Type /Pages')
+    in zijn objectdictionary, wat altijd onleesbaar-platte tekst blijft ook
+    al staat contentstream-compressie aan — geen losse PDF-parser nodig voor
+    deze structurele check (zelfde black-box-filosofie als de rest van deze
+    testset: geen pixel-vergelijkingen, wel structuur)."""
+    return len(re.findall(rb"/Type\s*/Page[^s]", pdf_bytes))
+
+
 def _sample_glucose():
     timestamps = pd.date_range("2026-01-01", periods=48, freq="30min")
     return pd.DataFrame({"timestamp": timestamps, "mmol": [6.0 + (i % 5) for i in range(48)]})
@@ -90,3 +105,185 @@ def test_build_report_pdf_draws_hypo_and_hyper_charts_when_events_present():
     )
     assert pdf_bytes.startswith(b"%PDF")
     assert len(pdf_bytes) > 500
+
+
+def test_build_report_pdf_always_has_at_least_a_cover_page():
+    empty = pd.DataFrame(columns=["timestamp", "mmol"])
+    pdf_bytes = build_report_pdf([], empty, {}, date(2026, 1, 1), date(2026, 1, 2))
+    assert _page_count(pdf_bytes) == 1
+
+
+def test_build_report_pdf_one_page_per_single_page_section():
+    glucose = _sample_glucose()
+    pdf_bytes = build_report_pdf(
+        [SECTION_SUMMARY, SECTION_AGP], glucose, {}, date(2026, 1, 1), date(2026, 1, 2)
+    )
+    # cover + summary + agp = 3
+    assert _page_count(pdf_bytes) == 3
+
+
+def test_build_report_pdf_one_page_per_day_for_dagoverzicht():
+    timestamps = pd.date_range("2026-01-01", periods=3 * 24 * 12, freq="5min")  # 3 dagen
+    glucose = pd.DataFrame({"timestamp": timestamps, "mmol": [7.0] * len(timestamps)})
+    pdf_bytes = build_report_pdf(
+        [SECTION_DAGOVERZICHT], glucose, {}, date(2026, 1, 1), date(2026, 1, 3)
+    )
+    # cover + 3 dagen
+    assert _page_count(pdf_bytes) == 4
+
+
+def test_build_report_pdf_caps_dagoverzicht_page_count_at_max_days():
+    timestamps = pd.date_range("2026-01-01", periods=(DAGOVERZICHT_MAX_DAYS + 10) * 24, freq="1h")
+    glucose = pd.DataFrame({"timestamp": timestamps, "mmol": [7.0] * len(timestamps)})
+    pdf_bytes = build_report_pdf(
+        [SECTION_DAGOVERZICHT], glucose, {}, timestamps[0].date(), timestamps[-1].date()
+    )
+    # cover + max. DAGOVERZICHT_MAX_DAYS dagpagina's, ondanks (DAGOVERZICHT_MAX_DAYS + 10) dagen aan data
+    assert _page_count(pdf_bytes) == 1 + DAGOVERZICHT_MAX_DAYS
+
+
+def test_build_report_pdf_includes_insulin_profile_section_page():
+    glucose = _sample_glucose()
+    profile = {
+        "name": "Default",
+        "dia": 5.0,
+        "basal": [{"minutes": 0, "value": 0.8}, {"minutes": 720, "value": 1.1}],
+        "sens": [{"minutes": 0, "value": 2.8}],
+        "carbratio": [{"minutes": 0, "value": 10.0}],
+        "target_low": [{"minutes": 0, "value": 4.5}],
+        "target_high": [{"minutes": 0, "value": 8.0}],
+    }
+    pdf_bytes = build_report_pdf(
+        [SECTION_INSULIN_PROFILE], glucose, {}, date(2026, 1, 1), date(2026, 1, 2), profile=profile
+    )
+    # cover + insulineprofiel
+    assert _page_count(pdf_bytes) == 2
+    assert pdf_bytes.startswith(b"%PDF")
+
+
+def test_build_report_pdf_insulin_profile_section_handles_missing_profile():
+    glucose = _sample_glucose()
+    pdf_bytes = build_report_pdf(
+        [SECTION_INSULIN_PROFILE], glucose, {}, date(2026, 1, 1), date(2026, 1, 2), profile=None
+    )
+    assert _page_count(pdf_bytes) == 2
+    assert pdf_bytes.startswith(b"%PDF")
+
+
+def test_build_report_pdf_insulin_profile_section_renders_without_glucose():
+    """De Insulineprofiel-sectie gaat niet over glucosedata en moet dus ook
+    renderen als er geen glucosemetingen zijn (in tegenstelling tot
+    Samenvatting/AGP/Dagoverzicht, die wel glucosedata vereisen)."""
+    empty = pd.DataFrame(columns=["timestamp", "mmol"])
+    profile = {
+        "name": "Default",
+        "dia": 5.0,
+        "basal": [{"minutes": 0, "value": 0.8}],
+        "sens": [{"minutes": 0, "value": 2.8}],
+        "carbratio": [{"minutes": 0, "value": 10.0}],
+        "target_low": [],
+        "target_high": [],
+    }
+    pdf_bytes = build_report_pdf(
+        [SECTION_INSULIN_PROFILE], empty, {}, date(2026, 1, 1), date(2026, 1, 2), profile=profile
+    )
+    assert _page_count(pdf_bytes) == 2
+
+
+def test_build_report_pdf_dagoverzicht_uses_treatments_and_profile_without_error():
+    """Regressietest: de dagpagina moet basaal/bolus/koolhydraten/streefwaarde-
+    overlays tekenen zonder te crashen als er echte treatments/profile worden
+    meegegeven (in plaats van de lege defaults)."""
+    timestamps = pd.date_range("2026-01-01", periods=24 * 12, freq="5min")  # 1 dag
+    glucose = pd.DataFrame({"timestamp": timestamps, "mmol": [7.0] * len(timestamps)})
+    treatments = pd.DataFrame(
+        [
+            {
+                "timestamp": pd.Timestamp("2026-01-01 08:00"),
+                "eventType": "Meal Bolus",
+                "insulin": 4.0,
+                "carbs": 40.0,
+                "type": "",
+                "absolute": None,
+                "duration": None,
+            },
+            {
+                "timestamp": pd.Timestamp("2026-01-01 12:00"),
+                "eventType": "Correction Bolus",
+                "insulin": 0.3,
+                "carbs": None,
+                "type": "SMB",
+                "absolute": None,
+                "duration": None,
+            },
+            {
+                "timestamp": pd.Timestamp("2026-01-01 06:00"),
+                "eventType": "Temp Basal",
+                "insulin": None,
+                "carbs": None,
+                "type": "",
+                "absolute": 2.0,
+                "duration": 60,
+            },
+        ]
+    )
+    profile = {
+        "name": "Default",
+        "dia": 5.0,
+        "basal": [{"minutes": 0, "value": 0.8}],
+        "sens": [{"minutes": 0, "value": 2.8}],
+        "carbratio": [{"minutes": 0, "value": 10.0}],
+        "target_low": [{"minutes": 0, "value": 4.5}],
+        "target_high": [{"minutes": 0, "value": 8.0}],
+    }
+    pdf_bytes = build_report_pdf(
+        [SECTION_DAGOVERZICHT],
+        glucose,
+        {},
+        date(2026, 1, 1),
+        date(2026, 1, 1),
+        treatments=treatments,
+        profile=profile,
+    )
+    assert pdf_bytes.startswith(b"%PDF")
+    assert _page_count(pdf_bytes) == 2  # cover + 1 dag
+
+
+def test_report_config_uses_defaults_when_env_vars_unset(monkeypatch):
+    for var in ("REPORT_INSULIN_TYPE", "REPORT_PUMP_TYPE", "REPORT_SENSOR_TYPE", "NIGHTSCOUT_URL"):
+        monkeypatch.delenv(var, raising=False)
+    config = _report_config()
+    assert config["insulin_type"] == "Onbekend insulinetype"
+    assert config["pump_type"] == "Onbekende pomp"
+    assert config["sensor_type"] == "Onbekende sensor"
+    assert config["nightscout_url"] == ""
+
+
+def test_report_config_reads_env_vars_when_set(monkeypatch):
+    monkeypatch.setenv("REPORT_INSULIN_TYPE", "Lyumjev 100U")
+    monkeypatch.setenv("REPORT_PUMP_TYPE", "Omnipod DASH")
+    monkeypatch.setenv("REPORT_SENSOR_TYPE", "Dexcom G7")
+    monkeypatch.setenv("NIGHTSCOUT_URL", "https://example.com/")
+    config = _report_config()
+    assert config["insulin_type"] == "Lyumjev 100U"
+    assert config["pump_type"] == "Omnipod DASH"
+    assert config["sensor_type"] == "Dexcom G7"
+    assert config["nightscout_url"] == "https://example.com"  # trailing slash gestript
+
+
+def test_icon_asset_exists():
+    icon_path = Path(__file__).parent.parent / "assets" / "icon.svg"
+    assert icon_path.exists()
+    assert icon_path.read_text(encoding="utf-8").strip().startswith("<svg")
+
+
+@pytest.mark.parametrize("section", [SECTION_SUMMARY, SECTION_AGP, SECTION_DAGOVERZICHT, SECTION_EVENTS])
+def test_all_sections_still_work_without_treatments_or_profile_args(section):
+    """Achterwaartse compatibiliteit: treatments/profile zijn optioneel — een
+    aanroep zoals vóór deze PR (zonder die argumenten) moet blijven werken."""
+    glucose = _glucose_with_hypo_and_hyper_events() if section == SECTION_EVENTS else _sample_glucose()
+    events_summary = {"Hypo Level 1": {"count": 1, "avg_duration_minutes": 25.0, "events_per_week": 2.3}}
+    pdf_bytes = build_report_pdf(
+        [section], glucose, events_summary if section == SECTION_EVENTS else {}, date(2026, 1, 1), date(2026, 1, 4)
+    )
+    assert pdf_bytes.startswith(b"%PDF")

tests/test_reporting.py

@@ -11,6 +11,7 @@ from reporting import (
     classify_bolus,
     completeness_warning,
     daily_gmi,
+    daily_stats,
     day_of_week_pattern,
     detect_events,
     effective_basal_series,
@@ -618,6 +619,75 @@ def test_target_glucose_series_handles_none_profile():
     assert result.empty
 
 
+def test_daily_stats_computes_glucose_and_insulin_breakdown():
+    day_start = pd.Timestamp("2026-01-01")
+    day_end = pd.Timestamp("2026-01-02")
+    glucose = _series(
+        [("2026-01-01 08:00", 3.2), ("2026-01-01 12:00", 14.1), ("2026-01-01 20:00", 6.5)]
+    )
+    treatments = pd.DataFrame(
+        [
+            {
+                "timestamp": pd.Timestamp("2026-01-01 08:00"),
+                "eventType": "Meal Bolus",
+                "insulin": 4.0,
+                "carbs": 40.0,
+                "type": "",
+                "absolute": None,
+                "duration": None,
+            },
+            {
+                "timestamp": pd.Timestamp("2026-01-01 12:00"),
+                "eventType": "Correction Bolus",
+                "insulin": 0.3,
+                "carbs": None,
+                "type": "SMB",
+                "absolute": None,
+                "duration": None,
+            },
+            {
+                "timestamp": pd.Timestamp("2026-01-01 06:00"),
+                "eventType": "Temp Basal",
+                "insulin": None,
+                "carbs": None,
+                "type": "",
+                "absolute": 2.0,
+                "duration": 60,
+            },
+        ]
+    )
+    profile = {"basal": [{"minutes": 0, "value": 0.8}]}
+
+    result = daily_stats(glucose, treatments, profile, day_start, day_end)
+
+    assert result["mean_mmol"] == pytest.approx((3.2 + 14.1 + 6.5) / 3, abs=0.05)
+    assert result["min_mmol"] == pytest.approx(3.2)
+    assert result["max_mmol"] == pytest.approx(14.1)
+    assert result["bolus_insulin"] == pytest.approx(4.0)
+    assert result["smb_insulin"] == pytest.approx(0.3)
+    # basaal: 23h @ 0.8 profieltempo + 1h @ 2.0 (temp basal 06:00-07:00) = 18.4 + 2.0 = 20.4
+    assert result["basal_insulin"] == pytest.approx(20.4, abs=0.05)
+    assert result["total_insulin"] == pytest.approx(4.0 + 0.3 + 20.4, abs=0.05)
+    assert result["hypo_count"] == 1
+    assert result["hyper_count"] == 1
+
+
+def test_daily_stats_handles_empty_glucose_and_treatments():
+    day_start = pd.Timestamp("2026-01-01")
+    day_end = pd.Timestamp("2026-01-02")
+    empty_glucose = pd.DataFrame(columns=["timestamp", "mmol"])
+    empty_treatments = pd.DataFrame(columns=["timestamp", "eventType", "insulin", "carbs", "type", "absolute", "duration"])
+
+    result = daily_stats(empty_glucose, empty_treatments, None, day_start, day_end)
+
+    assert result["mean_mmol"] == 0.0
+    assert result["min_mmol"] == 0.0
+    assert result["max_mmol"] == 0.0
+    assert result["total_insulin"] == 0.0
+    assert result["hypo_count"] == 0
+    assert result["hyper_count"] == 0
+
+
 def test_site_interval_stats_splits_by_site_change():
     glucose = _series(
         [