Patienten Rechungen, Gutschriften und Stornos erstellt.

app.js

@@ -28,6 +28,7 @@ const invoiceRoutes = require("./routes/invoice.routes");
 const patientFileRoutes = require("./routes/patientFile.routes");
 const companySettingsRoutes = require("./routes/companySettings.routes");
 const authRoutes = require("./routes/auth.routes");
+const reportRoutes = require("./routes/report.routes");
 
 const app = express();
 
@@ -72,7 +73,14 @@ app.use(express.json());
 
 app.use(
   helmet({
-    contentSecurityPolicy: false,
+    contentSecurityPolicy: {
+      directives: {
+        defaultSrc: ["'self'"],
+        scriptSrc: ["'self'"],
+        styleSrc: ["'self'", "'unsafe-inline'"],
+        imgSrc: ["'self'", "data:"],
+      },
+    },
   }),
 );
 
@@ -401,6 +409,8 @@ app.use("/", patientFileRoutes);
 app.use("/", waitingRoomRoutes);
 app.use("/invoices", invoiceRoutes);
 
+app.use("/reportview", reportRoutes);
+
 app.get("/logout", (req, res) => {
   req.session.destroy(() => res.redirect("/"));
 });

controllers/invoice.controller.js

@@ -1,4 +1,8 @@
 const db = require("../db");
+const path = require("path");
+const { rgb } = require("pdf-lib");
+const { addWatermark } = require("../utils/pdfWatermark");
+const { createCreditPdf } = require("../utils/creditPdf");
 
 exports.openInvoices = async (req, res) => {
   try {
@@ -15,19 +19,465 @@ exports.openInvoices = async (req, res) => {
   WHERE i.status = 'open'
   ORDER BY i.invoice_date DESC
 `);
-    console.log("ROWS:", rows);
+    const invoices = rows.map((inv) => {
-    const invoices = rows.map((inv) => ({
+      let formattedDate = "";
-      ...inv,
+
-      total_amount_formatted: Number(inv.total_amount).toFixed(2),
+      if (inv.invoice_date) {
-    }));
+        let dateObj;
+
+        // Falls String aus DB
+        if (typeof inv.invoice_date === "string") {
+          dateObj = new Date(inv.invoice_date + "T00:00:00");
+        }
+
+        // Falls Date-Objekt
+        else if (inv.invoice_date instanceof Date) {
+          dateObj = inv.invoice_date;
+        }
+
+        if (dateObj && !isNaN(dateObj)) {
+          formattedDate = dateObj.toLocaleDateString("de-DE", {
+            day: "2-digit",
+            month: "2-digit",
+            year: "numeric",
+          });
+        }
+      }
+
+      return {
+        ...inv,
+        invoice_date_formatted: formattedDate,
+        total_amount_formatted: Number(inv.total_amount || 0).toFixed(2),
+      };
+    });
 
     res.render("invoices/open-invoices", {
+      // ✅ wichtig für Layout
+      title: "Offene Rechnungen",
+      active: "open_invoices",
+      sidebarPartial: "partials/sidebar-invoices",
+
       user: req.session.user,
       invoices,
-      active: "open_invoices",
     });
   } catch (err) {
     console.error("❌ openInvoices Fehler:", err);
     res.status(500).send("Fehler beim Laden der offenen Rechnungen");
   }
 };
+
+// Als bezahlt markieren
+exports.markAsPaid = async (req, res) => {
+  try {
+    const id = req.params.id;
+    const userId = req.session.user.id;
+
+    // PDF-Pfad holen
+    const [[invoice]] = await db
+      .promise()
+      .query("SELECT file_path FROM invoices WHERE id = ?", [id]);
+
+    await db.promise().query(
+      `
+      UPDATE invoices
+      SET 
+        status='paid',
+        paid_at = NOW(),
+        paid_by = ?
+      WHERE id = ?
+      `,
+      [userId, id],
+    );
+
+    // Wasserzeichen setzen
+    if (invoice?.file_path) {
+      const fullPath = path.join(__dirname, "..", "public", invoice.file_path);
+
+      await addWatermark(
+        fullPath,
+        "BEZAHLT",
+        rgb(0, 0.7, 0), // Grün
+      );
+    }
+
+    res.redirect("/invoices/open");
+  } catch (err) {
+    console.error("❌ markAsPaid:", err);
+    res.status(500).send("Fehler");
+  }
+};
+
+// Stornieren
+exports.cancelInvoice = async (req, res) => {
+  try {
+    const id = req.params.id;
+    const userId = req.session.user.id;
+
+    const [[invoice]] = await db
+      .promise()
+      .query("SELECT file_path FROM invoices WHERE id = ?", [id]);
+
+    await db.promise().query(
+      `
+      UPDATE invoices
+      SET 
+        status='cancelled',
+        cancelled_at = NOW(),
+        cancelled_by = ?
+      WHERE id = ?
+      `,
+      [userId, id],
+    );
+
+    // Wasserzeichen setzen
+    if (invoice?.file_path) {
+      const fullPath = path.join(__dirname, "..", "public", invoice.file_path);
+
+      await addWatermark(
+        fullPath,
+        "STORNIERT",
+        rgb(0.8, 0, 0), // Rot
+      );
+    }
+
+    res.redirect("/invoices/open");
+  } catch (err) {
+    console.error("❌ cancelInvoice:", err);
+    res.status(500).send("Fehler");
+  }
+};
+
+// Stornierte Rechnungen anzeigen
+exports.cancelledInvoices = async (req, res) => {
+  try {
+    // Jahr aus Query (?year=2024)
+    const year = req.query.year || new Date().getFullYear();
+
+    const [rows] = await db.promise().query(
+      `
+      SELECT 
+        i.id,
+        i.invoice_date,
+        i.total_amount,
+        p.firstname,
+        p.lastname
+      FROM invoices i
+      JOIN patients p ON p.id = i.patient_id
+      WHERE 
+        i.status = 'cancelled'
+        AND YEAR(i.invoice_date) = ?
+      ORDER BY i.invoice_date DESC
+      `,
+      [year],
+    );
+
+    // Formatieren
+    const invoices = rows.map((inv) => {
+      let formattedDate = "";
+
+      if (inv.invoice_date) {
+        let dateObj;
+
+        // Falls String aus DB
+        if (typeof inv.invoice_date === "string") {
+          dateObj = new Date(inv.invoice_date + "T00:00:00");
+        }
+
+        // Falls Date-Objekt
+        else if (inv.invoice_date instanceof Date) {
+          dateObj = inv.invoice_date;
+        }
+
+        if (dateObj && !isNaN(dateObj)) {
+          formattedDate = dateObj.toLocaleDateString("de-DE", {
+            day: "2-digit",
+            month: "2-digit",
+            year: "numeric",
+          });
+        }
+      }
+
+      return {
+        ...inv,
+        invoice_date_formatted: formattedDate,
+        total_amount_formatted: Number(inv.total_amount || 0).toFixed(2),
+      };
+    });
+
+    // verfügbare Jahre laden (für Dropdown)
+    const [years] = await db.promise().query(`
+      SELECT DISTINCT YEAR(invoice_date) AS year
+      FROM invoices
+      WHERE status = 'cancelled'
+      ORDER BY year DESC
+    `);
+
+    res.render("invoices/cancelled-invoices", {
+      title: "Stornierte Rechnungen",
+
+      user: req.session.user,
+      invoices,
+
+      years: years.map((y) => y.year),
+      selectedYear: year,
+
+      sidebarPartial: "partials/sidebar-invoices",
+      active: "cancelled_invoices",
+    });
+  } catch (err) {
+    console.error("❌ cancelledInvoices:", err);
+    res.status(500).send("Fehler beim Laden der stornierten Rechnungen");
+  }
+};
+
+// Auflistung bezahlter Rechnungen
+exports.paidInvoices = async (req, res) => {
+  try {
+    const year = parseInt(req.query.year) || new Date().getFullYear();
+    const quarter = parseInt(req.query.quarter) || 0;
+
+    let where = `WHERE i.status = 'paid' AND i.type = 'invoice' AND c.id IS NULL`;
+
+    const params = [];
+
+    if (year) {
+      where += " AND YEAR(i.invoice_date) = ?";
+      params.push(year);
+    }
+
+    if (quarter) {
+      where += " AND QUARTER(i.invoice_date) = ?";
+      params.push(quarter);
+    }
+
+    const [rows] = await db.promise().query(
+      `
+      SELECT 
+        i.id,
+        i.invoice_date,
+        i.total_amount,
+        p.firstname,
+        p.lastname,
+        c.id AS credit_id
+      FROM invoices i
+      JOIN patients p ON p.id = i.patient_id
+
+      LEFT JOIN invoices c
+        ON c.parent_invoice_id = i.id
+        AND c.type = 'credit'
+
+      ${where}
+      ORDER BY i.invoice_date DESC
+      `,
+      params,
+    );
+
+    // Datum + Betrag formatieren
+    const invoices = rows.map((inv) => {
+      const d = new Date(inv.invoice_date);
+
+      return {
+        ...inv,
+
+        invoice_date_formatted: d.toLocaleDateString("de-DE"),
+
+        total_amount_formatted: Number(inv.total_amount).toFixed(2),
+      };
+    });
+
+    // Jahre laden
+    const [years] = await db.promise().query(`
+      SELECT DISTINCT YEAR(invoice_date) AS year
+      FROM invoices
+      WHERE status='paid'
+      ORDER BY year DESC
+    `);
+
+    res.render("invoices/paid-invoices", {
+      title: "Bezahlte Rechnungen",
+
+      user: req.session.user,
+      invoices,
+
+      years: years.map((y) => y.year),
+      selectedYear: year,
+      selectedQuarter: quarter,
+
+      sidebarPartial: "partials/sidebar-invoices",
+      active: "paid_invoices",
+      query: req.query,
+    });
+  } catch (err) {
+    console.error("❌ paidInvoices:", err);
+    res.status(500).send("Fehler");
+  }
+};
+
+exports.createCreditNote = async (req, res) => {
+  try {
+    const invoiceId = req.params.id;
+    const userId = req.session.user.id;
+
+    // Originalrechnung
+    const [[invoice]] = await db.promise().query(
+      `
+      SELECT i.*, p.firstname, p.lastname
+      FROM invoices i
+      JOIN patients p ON p.id = i.patient_id
+      WHERE i.id = ? AND i.status = 'paid' AND i.type = 'invoice'
+      `,
+      [invoiceId],
+    );
+
+    if (!invoice) {
+      return res.status(400).send("Ungültige Rechnung");
+    }
+    // Prüfen: Gibt es schon eine Gutschrift?
+    const [[existing]] = await db
+      .promise()
+      .query(
+        `SELECT id FROM invoices WHERE parent_invoice_id = ? AND type = 'credit'`,
+        [invoiceId],
+      );
+
+    if (existing) {
+      return res.redirect("/invoices/paid?error=already_credited");
+    }
+
+    // Gutschrift anlegen
+    const [result] = await db.promise().query(
+      `
+      INSERT INTO invoices
+      (
+        type,
+        parent_invoice_id,
+        patient_id,
+        invoice_date,
+        total_amount,
+        created_by,
+        status,
+        paid_at,
+        paid_by
+      )
+      VALUES
+      ('credit', ?, ?, CURDATE(), ?, ?, 'paid', NOW(), ?)
+      `,
+      [
+        invoice.id,
+        invoice.patient_id,
+        -Math.abs(invoice.total_amount),
+        userId,
+        userId,
+      ],
+    );
+
+    const creditId = result.insertId;
+
+    // PDF erzeugen
+    const pdfPath = await createCreditPdf({
+      creditId,
+      originalInvoice: invoice,
+      creditAmount: -Math.abs(invoice.total_amount),
+      patient: invoice,
+    });
+
+    // PDF-Pfad speichern
+    await db
+      .promise()
+      .query(`UPDATE invoices SET file_path = ? WHERE id = ?`, [
+        pdfPath,
+        creditId,
+      ]);
+
+    res.redirect("/invoices/paid");
+  } catch (err) {
+    console.error("❌ createCreditNote:", err);
+    res.status(500).send("Fehler");
+  }
+};
+
+exports.creditOverview = async (req, res) => {
+  try {
+    const year = parseInt(req.query.year) || 0;
+
+    let where = "WHERE c.type = 'credit'";
+    const params = [];
+
+    if (year) {
+      where += " AND YEAR(c.invoice_date) = ?";
+      params.push(year);
+    }
+
+    const [rows] = await db.promise().query(
+      `
+      SELECT
+        i.id           AS invoice_id,
+        i.invoice_date AS invoice_date,
+        i.file_path    AS invoice_file,
+        i.total_amount AS invoice_amount,
+
+        c.id           AS credit_id,
+        c.invoice_date AS credit_date,
+        c.file_path    AS credit_file,
+        c.total_amount AS credit_amount,
+
+        p.firstname,
+        p.lastname
+
+      FROM invoices c
+
+      JOIN invoices i
+        ON i.id = c.parent_invoice_id
+
+      JOIN patients p
+        ON p.id = i.patient_id
+
+      ${where}
+
+      ORDER BY c.invoice_date DESC
+      `,
+      params,
+    );
+
+    // Formatieren
+    const items = rows.map((r) => {
+      const formatDate = (d) =>
+        d ? new Date(d).toLocaleDateString("de-DE") : "";
+
+      return {
+        ...r,
+
+        invoice_date_fmt: formatDate(r.invoice_date),
+        credit_date_fmt: formatDate(r.credit_date),
+
+        invoice_amount_fmt: Number(r.invoice_amount).toFixed(2),
+        credit_amount_fmt: Number(r.credit_amount).toFixed(2),
+      };
+    });
+
+    // Jahre laden
+    const [years] = await db.promise().query(`
+      SELECT DISTINCT YEAR(invoice_date) AS year
+      FROM invoices
+      WHERE type='credit'
+      ORDER BY year DESC
+    `);
+
+    res.render("invoices/credit-overview", {
+      title: "Gutschriften-Übersicht",
+
+      user: req.session.user,
+
+      items,
+
+      years: years.map((y) => y.year),
+      selectedYear: year,
+
+      sidebarPartial: "partials/sidebar-invoices",
+      active: "credits",
+    });
+  } catch (err) {
+    console.error("❌ creditOverview:", err);
+    res.status(500).send("Fehler");
+  }
+};

controllers/medication.controller.js

@@ -46,7 +46,8 @@ function listMedications(req, res, next) {
       title: "Medikamentenübersicht",
 
       // ✅ IMMER patient-sidebar verwenden
-      sidebarPartial: "partials/patient-sidebar",
+      sidebarPartial: "partials/sidebar-empty",
+      active: "medications",
 
       rows,
       query: { q, onlyActive },

controllers/report.controller.js

@@ -0,0 +1,59 @@
+const db = require("../db");
+
+exports.statusReport = async (req, res) => {
+  try {
+    // Filter aus URL
+    const year = parseInt(req.query.year) || new Date().getFullYear();
+
+    const quarter = parseInt(req.query.quarter) || 0; // 0 = alle
+
+    // WHERE-Teil dynamisch bauen
+    let where = "WHERE 1=1";
+    const params = [];
+
+    if (year) {
+      where += " AND YEAR(invoice_date) = ?";
+      params.push(year);
+    }
+
+    if (quarter) {
+      where += " AND QUARTER(invoice_date) = ?";
+      params.push(quarter);
+    }
+
+    // Report-Daten
+    const [stats] = await db.promise().query(`
+      SELECT
+        CONCAT(type, '_', status) AS status,
+        SUM(total_amount) AS total
+
+      FROM invoices
+
+      GROUP BY type, status
+    `);
+
+    // Verfügbare Jahre
+    const [years] = await db.promise().query(`
+      SELECT DISTINCT YEAR(invoice_date) AS year
+      FROM invoices
+      ORDER BY year DESC
+    `);
+
+    res.render("reportview", {
+      title: "Abrechnungsreport",
+
+      user: req.session.user,
+      stats,
+
+      years: years.map((y) => y.year),
+      selectedYear: year,
+      selectedQuarter: quarter,
+
+      sidebarPartial: "partials/sidebar-invoices",
+      active: "reports",
+    });
+  } catch (err) {
+    console.error("❌ Report:", err);
+    res.status(500).send("Fehler beim Report");
+  }
+};

locales/de.json

@@ -59,7 +59,7 @@
   "sidebar": {
     "patients": "Patienten",
     "medications": "Medikamente",
-    "servicesOpen": "Offene Leistungen",
+    "servicesOpen": "Patienten Rechnungen",
     "billing": "Abrechnung",
     "admin": "Verwaltung",
     "logout": "Logout"
@@ -119,6 +119,10 @@
   },
 
   "openinvoices": {
-    "openinvoices": "Offene Rechnungen"
+    "openinvoices": "Offene Rechnungen",
+    "canceledinvoices": "Stornierte Rechnungen",
+    "report": "Umsatzreport",
+    "payedinvoices": "Bezahlte Rechnungen",
+    "creditoverview": "Gutschrift Übersicht"
   }
 }

locales/es.json

@@ -119,6 +119,10 @@
   },
 
   "openinvoices": {
-    "openinvoices": "Facturas pendientes"
+    "openinvoices": "Facturas de pacientes",
+    "canceledinvoices": "Facturas canceladas",
+    "report": "Informe de ventas",
+    "payedinvoices": "Facturas pagadas",
+    "creditoverview": "Resumen de abonos"
   }
 }

package-lock.json

@@ -11,6 +11,7 @@
         "bcrypt": "^6.0.0",
         "bootstrap": "^5.3.8",
         "bootstrap-icons": "^1.13.1",
+        "chart.js": "^4.5.1",
         "docxtemplater": "^3.67.6",
         "dotenv": "^17.2.3",
         "ejs": "^3.1.10",
@@ -24,6 +25,7 @@
         "multer": "^2.0.2",
         "mysql2": "^3.16.0",
         "node-ssh": "^13.2.1",
+        "pdf-lib": "^1.17.1",
         "xlsx": "^0.18.5"
       },
       "devDependencies": {
@@ -1038,6 +1040,12 @@
         "@jridgewell/sourcemap-codec": "^1.4.14"
       }
     },
+    "node_modules/@kurkle/color": {
+      "version": "0.3.4",
+      "resolved": "https://registry.npmjs.org/@kurkle/color/-/color-0.3.4.tgz",
+      "integrity": "sha512-M5UknZPHRu3DEDWoipU6sE8PdkZ6Z/S+v4dD+Ke8IaNlpdSQah50lz1KtcFBa2vsdOnwbbnxJwVM4wty6udA5w==",
+      "license": "MIT"
+    },
     "node_modules/@napi-rs/wasm-runtime": {
       "version": "0.2.12",
       "resolved": "https://registry.npmjs.org/@napi-rs/wasm-runtime/-/wasm-runtime-0.2.12.tgz",
@@ -1074,6 +1082,24 @@
         "@noble/hashes": "^1.1.5"
       }
     },
+    "node_modules/@pdf-lib/standard-fonts": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@pdf-lib/standard-fonts/-/standard-fonts-1.0.0.tgz",
+      "integrity": "sha512-hU30BK9IUN/su0Mn9VdlVKsWBS6GyhVfqjwl1FjZN4TxP6cCw0jP2w7V3Hf5uX7M0AZJ16vey9yE0ny7Sa59ZA==",
+      "license": "MIT",
+      "dependencies": {
+        "pako": "^1.0.6"
+      }
+    },
+    "node_modules/@pdf-lib/upng": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@pdf-lib/upng/-/upng-1.0.1.tgz",
+      "integrity": "sha512-dQK2FUMQtowVP00mtIksrlZhdFXQZPC+taih1q4CvPZ5vqdxR/LKBaFg0oAfzd1GlHZXXSPdQfzQnt+ViGvEIQ==",
+      "license": "MIT",
+      "dependencies": {
+        "pako": "^1.0.10"
+      }
+    },
     "node_modules/@pkgjs/parseargs": {
       "version": "0.11.0",
       "resolved": "https://registry.npmjs.org/@pkgjs/parseargs/-/parseargs-0.11.0.tgz",
@@ -2241,6 +2267,18 @@
         "node": ">=10"
       }
     },
+    "node_modules/chart.js": {
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-4.5.1.tgz",
+      "integrity": "sha512-GIjfiT9dbmHRiYi6Nl2yFCq7kkwdkp1W/lp2J99rX0yo9tgJGn3lKQATztIjb5tVtevcBtIdICNWqlq5+E8/Pw==",
+      "license": "MIT",
+      "dependencies": {
+        "@kurkle/color": "^0.3.0"
+      },
+      "engines": {
+        "pnpm": ">=8"
+      }
+    },
     "node_modules/cheerio": {
       "version": "0.22.0",
       "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-0.22.0.tgz",
@@ -5674,6 +5712,12 @@
       "dev": true,
       "license": "BlueOak-1.0.0"
     },
+    "node_modules/pako": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/pako/-/pako-1.0.11.tgz",
+      "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==",
+      "license": "(MIT AND Zlib)"
+    },
     "node_modules/parse-json": {
       "version": "5.2.0",
       "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-5.2.0.tgz",
@@ -5760,6 +5804,24 @@
       "integrity": "sha512-RA1GjUVMnvYFxuqovrEqZoxxW5NUZqbwKtYz/Tt7nXerk0LbLblQmrsgdeOxV5SFHf0UDggjS/bSeOZwt1pmEQ==",
       "license": "MIT"
     },
+    "node_modules/pdf-lib": {
+      "version": "1.17.1",
+      "resolved": "https://registry.npmjs.org/pdf-lib/-/pdf-lib-1.17.1.tgz",
+      "integrity": "sha512-V/mpyJAoTsN4cnP31vc0wfNA1+p20evqqnap0KLoRUN0Yk/p3wN52DOEsL4oBFcLdb76hlpKPtzJIgo67j/XLw==",
+      "license": "MIT",
+      "dependencies": {
+        "@pdf-lib/standard-fonts": "^1.0.0",
+        "@pdf-lib/upng": "^1.0.1",
+        "pako": "^1.0.11",
+        "tslib": "^1.11.1"
+      }
+    },
+    "node_modules/pdf-lib/node_modules/tslib": {
+      "version": "1.14.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz",
+      "integrity": "sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==",
+      "license": "0BSD"
+    },
     "node_modules/pend": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/pend/-/pend-1.2.0.tgz",

package.json

@@ -15,6 +15,7 @@
     "bcrypt": "^6.0.0",
     "bootstrap": "^5.3.8",
     "bootstrap-icons": "^1.13.1",
+    "chart.js": "^4.5.1",
     "docxtemplater": "^3.67.6",
     "dotenv": "^17.2.3",
     "ejs": "^3.1.10",
@@ -28,6 +29,7 @@
     "multer": "^2.0.2",
     "mysql2": "^3.16.0",
     "node-ssh": "^13.2.1",
+    "pdf-lib": "^1.17.1",
     "xlsx": "^0.18.5"
   },
   "devDependencies": {

public/css/style.css

@@ -172,7 +172,7 @@ a.waiting-slot {
 
 /* ✅ Uhrzeit (oben rechts unter dem Button) */
 .page-header-datetime {
-  font-size: 14px;
+  font-size: 24px;
   opacity: 0.85;
 }
 
@@ -285,3 +285,26 @@ a.waiting-slot {
   outline: none;
   box-shadow: none;
 }
+
+/* ✅ Legende im Report */
+.chart-legend {
+  margin-top: 20px;
+  text-align: left;
+}
+
+.legend-row {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  margin-bottom: 6px;
+}
+
+.legend-color {
+  width: 14px;
+  height: 14px;
+  border-radius: 3px;
+}
+
+.legend-text {
+  font-size: 14px;
+}

public/js/datetime.js

@@ -2,7 +2,18 @@
   function updateDateTime() {
     const el = document.getElementById("datetime");
     if (!el) return;
-    el.textContent = new Date().toLocaleString("de-DE");
+
+    const now = new Date();
+
+    const date = now.toLocaleDateString("de-DE");
+
+    const time = now.toLocaleTimeString("de-DE", {
+      hour: "2-digit",
+      minute: "2-digit",
+      second: "2-digit",
+    });
+
+    el.textContent = `${date} - ${time}`;
   }
 
   updateDateTime();

public/js/paid-invoices.js

@@ -0,0 +1,25 @@
+document.addEventListener("DOMContentLoaded", () => {
+  const rows = document.querySelectorAll(".invoice-row");
+  const btn = document.getElementById("creditBtn");
+  const form = document.getElementById("creditForm");
+
+  let selectedId = null;
+
+  rows.forEach((row) => {
+    row.addEventListener("click", () => {
+      // Alte Markierung entfernen
+      rows.forEach((r) => r.classList.remove("table-active"));
+
+      // Neue markieren
+      row.classList.add("table-active");
+
+      selectedId = row.dataset.id;
+
+      // Button aktivieren
+      btn.disabled = false;
+
+      // Ziel setzen
+      form.action = `/invoices/${selectedId}/credit`;
+    });
+  });
+});

public/js/reports.js

@@ -0,0 +1,101 @@
+document.addEventListener("DOMContentLoaded", () => {
+  const canvas = document.getElementById("statusChart");
+  const dataEl = document.getElementById("stats-data");
+  const legendEl = document.getElementById("custom-legend");
+
+  if (!canvas || !dataEl || !legendEl) {
+    console.error("❌ Chart, Daten oder Legende fehlen");
+    return;
+  }
+
+  let data;
+
+  try {
+    data = JSON.parse(dataEl.textContent);
+  } catch (err) {
+    console.error("❌ JSON Fehler:", err);
+    return;
+  }
+
+  console.log("📊 REPORT DATA:", data);
+
+  // Labels & Werte vorbereiten
+  const labels = data.map((d) => d.status.replace("_", " ").toUpperCase());
+
+  const values = data.map((d) => Number(d.total));
+
+  // Euro Format
+  const formatEuro = (value) =>
+    value.toLocaleString("de-DE", {
+      style: "currency",
+      currency: "EUR",
+    });
+
+  // Farben passend zu Status
+  const colors = [
+    "#ffc107", // open
+    "#28a745", // paid
+    "#dc3545", // cancelled
+    "#6c757d", // credit
+  ];
+
+  // Chart erzeugen
+  const chart = new Chart(canvas, {
+    type: "pie",
+
+    data: {
+      labels,
+
+      datasets: [
+        {
+          data: values,
+          backgroundColor: colors,
+        },
+      ],
+    },
+
+    options: {
+      responsive: true,
+
+      plugins: {
+        // ❗ Eigene Legende → Chart-Legende aus
+        legend: {
+          display: false,
+        },
+
+        tooltip: {
+          callbacks: {
+            label(context) {
+              return formatEuro(context.parsed);
+            },
+          },
+        },
+      },
+    },
+  });
+
+  // ----------------------------
+  // Eigene Legende bauen (HTML)
+  // ----------------------------
+
+  legendEl.innerHTML = "";
+
+  labels.forEach((label, i) => {
+    const row = document.createElement("div");
+
+    row.className = "legend-row";
+
+    row.innerHTML = `
+      <span
+        class="legend-color"
+        style="background:${colors[i]}"
+      ></span>
+
+      <span class="legend-text">
+        ${label}: ${formatEuro(values[i])}
+      </span>
+    `;
+
+    legendEl.appendChild(row);
+  });
+});

routes/invoice.routes.js

@@ -3,12 +3,38 @@ const router = express.Router();
 
 const { requireArzt } = require("../middleware/auth.middleware");
 const { createInvoicePdf } = require("../controllers/invoicePdf.controller");
-const { openInvoices } = require("../controllers/invoice.controller");
+const {
+  openInvoices,
+  markAsPaid,
+  cancelInvoice,
+  cancelledInvoices,
+  paidInvoices,
+  createCreditNote,
+  creditOverview,
+} = require("../controllers/invoice.controller");
 
 // ✅ NEU: Offene Rechnungen anzeigen
 router.get("/open", requireArzt, openInvoices);
 
+// Bezahlt
+router.post("/:id/pay", requireArzt, markAsPaid);
+
+// Storno
+router.post("/:id/cancel", requireArzt, cancelInvoice);
+
 // Bestehend
 router.post("/patients/:id/create-invoice", requireArzt, createInvoicePdf);
 
+// Stornierte Rechnungen mit Jahr
+router.get("/cancelled", requireArzt, cancelledInvoices);
+
+// Bezahlte Rechnungen
+router.get("/paid", requireArzt, paidInvoices);
+
+// Gutschrift erstellen
+router.post("/:id/credit", requireArzt, createCreditNote);
+
+// Gutschriften-Übersicht
+router.get("/credit-overview", requireArzt, creditOverview);
+
 module.exports = router;

routes/report.routes.js

@@ -0,0 +1,8 @@
+const express = require("express");
+const router = express.Router();
+const { requireArzt } = require("../middleware/auth.middleware");
+const { statusReport } = require("../controllers/report.controller");
+
+router.get("/", requireArzt, statusReport);
+
+module.exports = router;

utils/creditPdf.js

@@ -0,0 +1,70 @@
+const fs = require("fs");
+const path = require("path");
+const { PDFDocument, StandardFonts, rgb } = require("pdf-lib");
+
+exports.createCreditPdf = async ({
+  creditId,
+  originalInvoice,
+  creditAmount,
+  patient,
+}) => {
+  const pdfDoc = await PDFDocument.create();
+  const page = pdfDoc.addPage([595, 842]); // A4
+
+  const font = await pdfDoc.embedFont(StandardFonts.Helvetica);
+  const bold = await pdfDoc.embedFont(StandardFonts.HelveticaBold);
+
+  let y = 800;
+
+  const draw = (text, size = 12, boldFont = false) => {
+    page.drawText(text, {
+      x: 50,
+      y,
+      size,
+      font: boldFont ? bold : font,
+      color: rgb(0, 0, 0),
+    });
+    y -= size + 6;
+  };
+
+  draw("GUTSCHRIFT", 20, true);
+  y -= 20;
+
+  draw(`Gutschrift-Nr.: ${creditId}`, 12, true);
+  draw(`Bezieht sich auf Rechnung Nr.: ${originalInvoice.id}`);
+  y -= 10;
+
+  draw(`Patient: ${patient.firstname} ${patient.lastname}`);
+  draw(`Rechnungsdatum: ${originalInvoice.invoice_date_formatted}`);
+  y -= 20;
+
+  draw("Gutschriftbetrag:", 12, true);
+  draw(`${creditAmount.toFixed(2)} €`, 14, true);
+
+  // Wasserzeichen
+  page.drawText("GUTSCHRIFT", {
+    x: 150,
+    y: 400,
+    size: 80,
+    rotate: { type: "degrees", angle: -30 },
+    color: rgb(0.8, 0, 0),
+    opacity: 0.2,
+  });
+
+  const pdfBytes = await pdfDoc.save();
+
+  const dir = path.join(
+    __dirname,
+    "..",
+    "public",
+    "invoices",
+    new Date().getFullYear().toString(),
+  );
+
+  if (!fs.existsSync(dir)) fs.mkdirSync(dir, { recursive: true });
+
+  const filePath = `/invoices/${new Date().getFullYear()}/credit-${creditId}.pdf`;
+  fs.writeFileSync(path.join(__dirname, "..", "public", filePath), pdfBytes);
+
+  return filePath;
+};

utils/pdfWatermark.js

@@ -0,0 +1,34 @@
+const fs = require("fs");
+const { PDFDocument, rgb, degrees } = require("pdf-lib");
+
+exports.addWatermark = async (filePath, text, color) => {
+  try {
+    const existingPdfBytes = fs.readFileSync(filePath);
+
+    const pdfDoc = await PDFDocument.load(existingPdfBytes);
+
+    const pages = pdfDoc.getPages();
+
+    pages.forEach((page) => {
+      const { width, height } = page.getSize();
+
+      page.drawText(text, {
+        x: width / 4,
+        y: height / 2,
+
+        size: 80,
+        rotate: degrees(-30),
+
+        color,
+
+        opacity: 0.25,
+      });
+    });
+
+    const pdfBytes = await pdfDoc.save();
+
+    fs.writeFileSync(filePath, pdfBytes);
+  } catch (err) {
+    console.error("❌ PDF Watermark Fehler:", err);
+  }
+};

views/invoices/cancelled-invoices.ejs

@@ -0,0 +1,57 @@
+<%- include("../partials/page-header", {
+  user,
+  title: t.patienteoverview.patienttitle,
+  subtitle: "",
+  showUserName: true
+}) %>
+
+<!-- CONTENT -->
+<div class="container mt-4">
+      <%- include("../partials/flash") %>
+    <h4>Stornierte Rechnungen</h4>
+
+<!-- ✅ Jahresfilter -->
+<form method="GET" action="/invoices/cancelled" style="margin-bottom:20px;">
+  <label>Jahr:</label>
+
+  <select
+    name="year"
+    onchange="this.form.submit()"
+    class="form-select"
+    style="width:150px; display:inline-block;"
+  >
+    <% years.forEach(y => { %>
+      <option value="<%= y %>" <%= y == selectedYear ? "selected" : "" %>>
+        <%= y %>
+      </option>
+    <% }) %>
+  </select>
+</form>
+
+<% if (invoices.length === 0) { %>
+  <p>Keine stornierten Rechnungen für dieses Jahr.</p>
+<% } else { %>
+
+<table class="table">
+  <thead>
+    <tr>
+      <th>#</th>
+      <th>Patient</th>
+      <th>Datum</th>
+      <th>Betrag</th>
+    </tr>
+  </thead>
+
+  <tbody>
+    <% invoices.forEach(inv => { %>
+      <tr>
+        <td><%= inv.id %></td>
+        <td><%= inv.firstname %> <%= inv.lastname %></td>
+        <td><%= inv.invoice_date_formatted %></td>
+        <td><%= inv.total_amount_formatted %> €</td>
+      </tr>
+    <% }) %>
+  </tbody>
+</table>
+
+<% } %>

views/invoices/credit-overview.ejs

@@ -0,0 +1,110 @@
+<%- include("../partials/page-header", {
+  user,
+  title: t.patienteoverview.patienttitle,
+  subtitle: "",
+  showUserName: true
+}) %>
+
+<!-- CONTENT -->
+<div class="container mt-4">
+      <%- include("../partials/flash") %>
+    <h4>Gutschrift Übersicht</h4>
+
+<!-- Filter -->
+<form method="GET" action="/invoices/credits" style="margin-bottom:20px">
+
+  <label>Jahr:</label>
+
+  <select
+    name="year"
+    class="form-select"
+    style="width:150px; display:inline-block"
+    onchange="this.form.submit()"
+  >
+    <option value="0">Alle</option>
+
+    <% years.forEach(y => { %>
+      <option
+        value="<%= y %>"
+        <%= y == selectedYear ? "selected" : "" %>
+      >
+        <%= y %>
+      </option>
+    <% }) %>
+  </select>
+
+</form>
+
+
+<table class="table table-striped">
+
+  <thead>
+    <tr>
+      <th>Rechnung</th>
+      <th>Datum</th>
+      <th>PDF</th>
+
+      <th>Gutschrift</th>
+      <th>Datum</th>
+      <th>PDF</th>
+
+      <th>Patient</th>
+      <th>Betrag</th>
+    </tr>
+  </thead>
+
+  <tbody>
+
+    <% items.forEach(i => { %>
+
+      <tr>
+
+        <!-- Rechnung -->
+        <td>#<%= i.invoice_id %></td>
+        <td><%= i.invoice_date_fmt %></td>
+
+        <td>
+          <% if (i.invoice_file) { %>
+            <a
+              href="<%= i.invoice_file %>"
+              target="_blank"
+              class="btn btn-sm btn-outline-primary"
+            >
+              📄 Öffnen
+            </a>
+          <% } %>
+        </td>
+
+        <!-- Gutschrift -->
+        <td>#<%= i.credit_id %></td>
+        <td><%= i.credit_date_fmt %></td>
+
+        <td>
+          <% if (i.credit_file) { %>
+            <a
+              href="<%= i.credit_file %>"
+              target="_blank"
+              class="btn btn-sm btn-outline-danger"
+            >
+              📄 Öffnen
+            </a>
+          <% } %>
+        </td>
+
+        <!-- Patient -->
+        <td><%= i.firstname %> <%= i.lastname %></td>
+
+        <!-- Betrag -->
+        <td>
+          <%= i.invoice_amount_fmt %> € /
+          <%= i.credit_amount_fmt %> €
+        </td>
+
+      </tr>
+
+    <% }) %>
+
+  </tbody>
+
+</table>
+

views/invoices/open-invoices.ejs

@@ -1,4 +1,14 @@
-<h1>🧾 Offene Rechnungen</h1>
+<%- include("../partials/page-header", {
+  user,
+  title: t.patienteoverview.patienttitle,
+  subtitle: "",
+  showUserName: true
+}) %>
+
+<!-- CONTENT -->
+<div class="container mt-4">
+      <%- include("../partials/flash") %>
+    <h4>Leistungen</h4>
 
 <% if (invoices.length === 0) { %>
   <p>Keine offenen Rechnungen 🎉</p>
@@ -15,14 +25,51 @@
     </thead>
     <tbody>
       <% invoices.forEach(inv => { %>
-        <tr>
+       <tr>
-          <td><%= inv.id %></td>
+        <td><%= inv.id %></td>
-          <td><%= inv.firstname %> <%= inv.lastname %></td>
+        <td><%= inv.firstname %> <%= inv.lastname %></td>
-          <td><%= inv.invoice_date %></td>
+        <td><%= inv.invoice_date_formatted %></td>
-          <td><%= inv.total_amount_formatted %> €</td>
+        <td><%= inv.total_amount_formatted %> €</td>
-          <td>offen</td>
+        <td>offen</td>
-        </tr>
+
+        <!-- ✅ AKTIONEN -->
+        <td style="text-align:right; white-space:nowrap;">
+
+          <!-- BEZAHLT -->
+          <form
+            action="/invoices/<%= inv.id %>/pay"
+            method="POST"
+            style="display:inline;"
+            onsubmit="return confirm('Rechnung wirklich als bezahlt markieren?');"
+          >
+            <button
+              type="submit"
+              class="btn btn-sm btn-success"
+            >
+              BEZAHLT
+            </button>
+          </form>
+
+          <!-- STORNO -->
+          <form
+            action="/invoices/<%= inv.id %>/cancel"
+            method="POST"
+            style="display:inline;"
+            onsubmit="return confirm('Rechnung wirklich stornieren?');"
+          >
+            <button
+              type="submit"
+              class="btn btn-sm btn-danger"
+              style="margin-left:6px;"
+            >
+              STORNO
+            </button>
+          </form>
+
+        </td>
+      </tr>
       <% }) %>
     </tbody>
   </table>
 <% } %>
+</div>

views/invoices/paid-invoices.ejs

@@ -0,0 +1,102 @@
+<%- include("../partials/page-header", {
+  user,
+  title: t.patienteoverview.patienttitle,
+  subtitle: "",
+  showUserName: true
+}) %>
+
+<% if (query?.error === "already_credited") { %>
+  <div class="alert alert-warning">
+    ⚠️ Für diese Rechnung existiert bereits eine Gutschrift.
+  </div>
+<% } %>
+
+<!-- CONTENT -->
+<div class="container mt-4">
+      <%- include("../partials/flash") %>
+    <h4>Bezahlte Rechnungen</h4>
+
+<!-- FILTER -->
+<form
+  method="GET"
+  action="/invoices/paid"
+  style="margin-bottom:20px; display:flex; gap:15px;"
+>
+
+  <!-- Jahr -->
+  <div>
+    <label>Jahr</label>
+    <select name="year" class="form-select" onchange="this.form.submit()">
+      <% years.forEach(y => { %>
+        <option value="<%= y %>" <%= y==selectedYear?"selected":"" %>>
+          <%= y %>
+        </option>
+      <% }) %>
+    </select>
+  </div>
+
+  <!-- Quartal -->
+  <div>
+    <label>Quartal</label>
+    <select name="quarter" class="form-select" onchange="this.form.submit()">
+      <option value="0">Alle</option>
+      <option value="1" <%= selectedQuarter==1?"selected":"" %>>Q1</option>
+      <option value="2" <%= selectedQuarter==2?"selected":"" %>>Q2</option>
+      <option value="3" <%= selectedQuarter==3?"selected":"" %>>Q3</option>
+      <option value="4" <%= selectedQuarter==4?"selected":"" %>>Q4</option>
+    </select>
+  </div>
+
+</form>
+
+<!-- GUTSCHRIFT BUTTON -->
+<form
+  id="creditForm"
+  method="POST"
+  action=""
+  style="margin-bottom:15px;"
+>
+
+  <button
+    id="creditBtn"
+    type="submit"
+    class="btn btn-warning"
+    disabled
+  >
+    ➖ Gutschrift erstellen
+  </button>
+
+</form>
+
+<!-- TABELLE -->
+<table class="table table-hover">
+
+  <thead>
+    <tr>
+      <th>#</th>
+      <th>Patient</th>
+      <th>Datum</th>
+      <th>Betrag</th>
+    </tr>
+  </thead>
+
+  <tbody>
+    <% invoices.forEach(inv => { %>
+
+      <tr
+        class="invoice-row"
+        data-id="<%= inv.id %>"
+        style="cursor:pointer;"
+      >
+        <td><%= inv.id %></td>
+        <td><%= inv.firstname %> <%= inv.lastname %></td>
+        <td><%= inv.invoice_date_formatted %></td>
+        <td><%= inv.total_amount_formatted %> €</td>
+      </tr>
+
+    <% }) %>
+  </tbody>
+
+</table>
+
+<script src="/js/paid-invoices.js"></script>

views/layout.ejs

@@ -42,6 +42,6 @@
     <!-- ✅ externes JS (CSP safe) -->
     <script src="/js/datetime.js"></script>
     <script src="/js/patient-select.js" defer></script>
-    <script src="/js/patient_sidebar.js" defer></script>
+    <!-- <script src="/js/patient_sidebar.js" defer></script> -->
   </body>
 </html>

views/partials/page-header.ejs

@@ -2,11 +2,6 @@
   const titleText = typeof title !== "undefined" ? title : "";
   const subtitleText = typeof subtitle !== "undefined" ? subtitle : "";
   const showUser = typeof showUserName !== "undefined" ? showUserName : true;
-
-  // ✅ Standard: Button anzeigen
-  const hideDashboard = typeof hideDashboardButton !== "undefined"
-    ? hideDashboardButton
-    : false;
 %>
 
 <div class="page-header">

views/partials/sidebar-invoices.ejs

@@ -56,79 +56,49 @@
 
 
   <a
-    href="<%= hrefIfAllowed(canDoctorAndStaff, '/patients') %>"
+    href="<%= hrefIfAllowed(canDoctorAndStaff, '/invoices/cancelled') %>"
-    class="nav-item <%= active === 'patients' ? 'active' : '' %> <%= lockClass(canDoctorAndStaff) %>"
+    class="nav-item <%= active === 'cancelled_invoices' ? 'active' : '' %> <%= lockClass(canDoctorAndStaff) %>"
     title="<%= canDoctorAndStaff ? '' : 'Nur Arzt + Mitarbeiter' %>"
   >
-    <i class="bi bi-people"></i> <%= t.sidebar.patients %> 
+    <i class="bi bi-people"></i> <%= t.openinvoices.canceledinvoices  %> 
     <% if (!canDoctorAndStaff) { %>
       <span style="margin-left:auto;"><i class="bi bi-lock-fill"></i></span>
     <% } %>
   </a>
  
   <a
-    href="<%= hrefIfAllowed(canDoctorAndStaff, '/patients') %>"
+    href="<%= hrefIfAllowed(canDoctorAndStaff, '/reportview') %>"
-    class="nav-item <%= active === 'patients' ? 'active' : '' %> <%= lockClass(canDoctorAndStaff) %>"
+    class="nav-item <%= active === 'reportview' ? 'active' : '' %> <%= lockClass(canDoctorAndStaff) %>"
     title="<%= canDoctorAndStaff ? '' : 'Nur Arzt + Mitarbeiter' %>"
   >
-    <i class="bi bi-people"></i> <%= t.sidebar.patients %> 
+    <i class="bi bi-people"></i> <%= t.openinvoices.report %> 
     <% if (!canDoctorAndStaff) { %>
       <span style="margin-left:auto;"><i class="bi bi-lock-fill"></i></span>
     <% } %>
   </a>
 
   <a
-    href="<%= hrefIfAllowed(canDoctorAndStaff, '/patients') %>"
+    href="<%= hrefIfAllowed(canDoctorAndStaff, '/invoices/paid') %>"
-    class="nav-item <%= active === 'patients' ? 'active' : '' %> <%= lockClass(canDoctorAndStaff) %>"
+    class="nav-item <%= active === 'paid' ? 'active' : '' %> <%= lockClass(canDoctorAndStaff) %>"
     title="<%= canDoctorAndStaff ? '' : 'Nur Arzt + Mitarbeiter' %>"
   >
-    <i class="bi bi-people"></i> <%= t.sidebar.patients %> 
+    <i class="bi bi-people"></i> <%= t.openinvoices.payedinvoices %> 
     <% if (!canDoctorAndStaff) { %>
       <span style="margin-left:auto;"><i class="bi bi-lock-fill"></i></span>
     <% } %>
   </a>
 
-
-  <!-- =========================
-       ÜBERSICHT (Dashboard)
-       ========================= -->
   <a
-    href="<%= hrefIfAllowed(canUsePatient, '/patients/' + pid) %>"
+    href="<%= hrefIfAllowed(canDoctorAndStaff, '/invoices/credit-overview') %>"
-    class="nav-item <%= active === 'patient_dashboard' ? 'active' : '' %> <%= lockClass(canUsePatient) %>"
+    class="nav-item <%= active === 'credit-overview' ? 'active' : '' %> <%= lockClass(canDoctorAndStaff) %>"
-    title="<%= canUsePatient ? '' : 'Bitte zuerst einen Patienten auswählen' %>"
+    title="<%= canDoctorAndStaff ? '' : 'Nur Arzt + Mitarbeiter' %>"
   >
-    <i class="bi bi-clipboard2-heart"></i> Übersicht
+    <i class="bi bi-people"></i> <%= t.openinvoices.creditoverview %> 
-    <% if (!canUsePatient) { %>
+    <% if (!canDoctorAndStaff) { %>
       <span style="margin-left:auto;"><i class="bi bi-lock-fill"></i></span>
     <% } %>
   </a>
 
-  <!-- =========================
-       STATUS TOGGLE
-       ========================= -->
-  <form
-    method="POST"
-    action="<%= canUsePatient ? (isActive ? '/patients/deactivate/' + pid : '/patients/activate/' + pid) : '#' %>"
-  >
-    <button
-      type="submit"
-      class="nav-item <%= lockClass(canUsePatient) %>"
-      style="width:100%; border:none; background:transparent; text-align:left;"
-      <%= canUsePatient ? '' : 'disabled' %>
-      title="<%= canUsePatient ? 'Status wechseln' : 'Bitte zuerst einen Patienten auswählen' %>"
-    >
-      <% if (isActive) { %>
-        <i class="bi bi-x-circle"></i> Patient sperren (Inaktiv)
-      <% } else { %>
-        <i class="bi bi-check-circle"></i> Patient aktivieren
-      <% } %>
-
-      <% if (!canUsePatient) { %>
-        <span style="margin-left:auto;"><i class="bi bi-lock-fill"></i></span>
-      <% } %>
-    </button>
-  </form>
-
   <div class="spacer"></div>
 
   <!-- ✅ Logout -->

views/reportview.ejs

@@ -0,0 +1,69 @@
+<%- include("partials/page-header", {
+  user,
+  title: t.patienteoverview.patienttitle,
+  subtitle: "",
+  showUserName: true
+}) %>
+
+<!-- CONTENT -->
+<div class="container mt-4">
+      <%- include("partials/flash") %>
+    <h4>Abrechungsreport</h4>
+
+<form
+  method="GET"
+  action="/reports"
+  style="margin-bottom:25px; display:flex; gap:15px; align-items:end;"
+>
+
+  <!-- Jahr -->
+  <div>
+    <label>Jahr</label>
+    <select
+      name="year"
+      class="form-select"
+      onchange="this.form.submit()"
+    >
+      <% years.forEach(y => { %>
+        <option
+          value="<%= y %>"
+          <%= y == selectedYear ? "selected" : "" %>
+        >
+          <%= y %>
+        </option>
+      <% }) %>
+    </select>
+  </div>
+
+  <!-- Quartal -->
+  <div>
+    <label>Quartal</label>
+    <select
+      name="quarter"
+      class="form-select"
+      onchange="this.form.submit()"
+    >
+      <option value="0">Alle</option>
+      <option value="1" <%= selectedQuarter == 1 ? "selected" : "" %>>Q1</option>
+      <option value="2" <%= selectedQuarter == 2 ? "selected" : "" %>>Q2</option>
+      <option value="3" <%= selectedQuarter == 3 ? "selected" : "" %>>Q3</option>
+      <option value="4" <%= selectedQuarter == 4 ? "selected" : "" %>>Q4</option>
+    </select>
+  </div>
+
+</form>
+
+
+<div style="max-width: 400px; margin: auto">
+  <canvas id="statusChart"></canvas>
+  <div id="custom-legend" class="chart-legend"></div>
+</div>
+
+<!-- ✅ JSON-Daten sicher speichern -->
+<script id="stats-data" type="application/json">
+  <%- JSON.stringify(stats) %>
+</script>
+
+<!-- Externe Scripts -->
+<script src="/js/chart.js"></script>
+<script src="/js/reports.js"></script>