From c82b17f9c1d9f1f9fbe07adb6528bd7a69d8a05f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dalibor=20Markovi=C4=87?= <dalibor31@gmail.com>
Date: Thu, 2 Jul 2026 20:19:17 +0200
Subject: [PATCH] =?UTF-8?q?Mock=20server:=20dnevni=20izve=C5=A1taj=20sad?=
 =?UTF-8?q?=20generi=C5=A1e=20pravi=20PDF=20(reportlab=20+=20DejaVu=20Sans?=
 =?UTF-8?q?=20Mono)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Fisk/receipt.py       | 42 ++++++++++++++++++++++++++++++++++++++++++
 Fisk/requirements.txt |  1 +
 Fisk/server.py        |  5 +++--
 3 files changed, 46 insertions(+), 2 deletions(-)

diff --git a/Fisk/receipt.py b/Fisk/receipt.py
index e53ed86..794dd3f 100644
--- a/Fisk/receipt.py
+++ b/Fisk/receipt.py
@@ -6,9 +6,24 @@ Prati izgled definisan u LPFR VM template-u i locale fajlovima.
 
 from pathlib import Path
 from datetime import datetime
+import io
+
+from reportlab.lib.pagesizes import A4
+from reportlab.pdfgen import canvas
+from reportlab.pdfbase import pdfmetrics
+from reportlab.pdfbase.ttfonts import TTFont
 
 DATA_DIR = Path(__file__).parent / "data"
 
+_FONT_NAME = "Courier"
+_FONT_PATH = Path("/usr/share/fonts/truetype/dejavu/DejaVuSansMono.ttf")
+if _FONT_PATH.exists():
+    try:
+        pdfmetrics.registerFont(TTFont("DejaVuSansMono", str(_FONT_PATH)))
+        _FONT_NAME = "DejaVuSansMono"
+    except Exception:
+        pass
+
 def load_locale(lang="latin"):
     """Učitava lokalizacioni fajl u dict."""
     filename = f"locale_{lang}.properties"
@@ -646,3 +661,30 @@ def generate_report(report_data, lang="latin"):
 
     lines.append(separator("=", W))
     return "\n".join(lines)
+
+
+def render_report_pdf(report_text):
+    """Renderuje monospace tekst izveštaja (48 kolona) u pravi PDF (A4, Courier).
+    Vraća bajtove gotovog PDF fajla."""
+    buf = io.BytesIO()
+    c = canvas.Canvas(buf, pagesize=A4)
+    width, height = A4
+
+    font_name = _FONT_NAME
+    font_size = 10
+    line_height = font_size * 1.15
+    margin_left = 20 * (72 / 25.4)   # 20mm u tačkama
+    margin_top = 15 * (72 / 25.4)    # 15mm u tačkama
+
+    c.setFont(font_name, font_size)
+    y = height - margin_top
+    for line in report_text.split("\n"):
+        if y < margin_top:
+            c.showPage()
+            c.setFont(font_name, font_size)
+            y = height - margin_top
+        c.drawString(margin_left, y, line)
+        y -= line_height
+    c.showPage()
+    c.save()
+    return buf.getvalue()
diff --git a/Fisk/requirements.txt b/Fisk/requirements.txt
index 4f87d98..d3d0b94 100644
--- a/Fisk/requirements.txt
+++ b/Fisk/requirements.txt
@@ -1,2 +1,3 @@
 qrcode
 pillow
+reportlab
diff --git a/Fisk/server.py b/Fisk/server.py
index 613a78e..64fcced 100755
--- a/Fisk/server.py
+++ b/Fisk/server.py
@@ -21,7 +21,7 @@ import socket
 import urllib.parse
 
 import qrcode
-from receipt import generate_receipt, generate_receipt_html, generate_report, load_locale
+from receipt import generate_receipt, generate_receipt_html, generate_report, render_report_pdf, load_locale
 
 # ── Konfiguracija ──────────────────────────────────────────
 PORT  = 4566          # Teron standard port
@@ -665,7 +665,8 @@ def resp_financial_report_summary(request_body=None):
         "perTransactionType": [],
     }
     tekst = generate_report(report_data, lang)
-    pdf_b64 = base64.b64encode(tekst.encode("utf-8")).decode("ascii")
+    pdf_bytes = render_report_pdf(tekst)
+    pdf_b64 = base64.b64encode(pdf_bytes).decode("ascii")
     filename = f"{title} - {report_data['startDate']} - {report_data['endDate']}.pdf"
     log(f"  📄 Dnevni izveštaj #{report_data['number']} generisan ({summary['invoiceCount']} računa)")
     return {"reportPdfBase64": pdf_b64, "reportName": title, "filename": filename}