C

app/services/invoice_service copy.py

@@ -0,0 +1,308 @@
+from reportlab.lib.pagesizes import A4
+from reportlab.pdfgen import canvas
+from reportlab.lib import colors
+from reportlab.lib.units import cm
+from io import BytesIO
+from app.db.models import Invoice
+import logging
+import os
+import datetime
+
+# Set up logging
+logger = logging.getLogger(__name__)
+
+class InvoiceService:
+    @staticmethod
+    def generate_pdf(data: Invoice) -> bytes:
+        try:
+            buffer = BytesIO()
+            pdf = canvas.Canvas(buffer, pagesize=A4)
+            page_width, page_height = A4
+
+            # Constants
+            HEADER_BLUE = (0.29, 0.45, 0.68)
+            BLUE_LIGHT = (1.5, 1.5, 1)
+            WHITE = (1, 1, 1)
+            BLACK = (0, 0, 0)
+            MARGIN = 30
+            LINE_HEIGHT = 20
+            BOX_PADDING = 10
+            STANDARD_FONT_SIZE = 10  # Add standard font size constant
+
+            # Helper function to draw centered text
+            def draw_centered_text(pdf, text, x, y, width, font="Helvetica", size=STANDARD_FONT_SIZE):
+                text_width = pdf.stringWidth(text, font, size)
+                pdf.drawString(x + (width - text_width) / 2, y, text)
+
+            # Helper function to draw a bordered box
+            def draw_box(pdf, x, y, width, height, fill_color=None, stroke_color=BLACK):
+                if fill_color:
+                    pdf.setFillColorRGB(*fill_color)
+                    pdf.rect(x, y, width, height, fill=1, stroke=0)
+                pdf.setFillColorRGB(*stroke_color)
+                pdf.rect(x, y, width, height, stroke=1)
+
+            # Get the absolute path to the logo file
+            current_dir = os.path.dirname(os.path.abspath(__file__))
+            logo_path = os.path.join(current_dir, "..", "static", "logo.png")
+
+            # Top section layout
+            top_margin = page_height - 100
+
+            # Left side: Logo - moved far left and up
+            if os.path.exists(logo_path):
+                pdf.drawImage(logo_path, MARGIN, top_margin + 30, width=100, height=60)
+
+            # Right side: DEVIS and Client Box - moved far right and up
+            pdf.setFont("Helvetica-Bold", 36)  # Reduced from 48 to be more consistent
+            devis_text = "DEVIS"
+            devis_width = pdf.stringWidth(devis_text, "Helvetica-Bold", 36)
+            devis_x = page_width - devis_width - MARGIN - 10
+            devis_y = top_margin + 50
+            pdf.drawString(devis_x, devis_y, devis_text)
+
+            # Client info box - moved right under DEVIS
+            box_width = 200
+            box_height = 80
+            box_x = page_width - box_width - MARGIN + 10
+            box_y = devis_y - 120
+
+            # Draw client box
+            pdf.rect(box_x, box_y, box_width, box_height, stroke=1)
+
+            # Client Info
+            pdf.setFont("Helvetica", STANDARD_FONT_SIZE)
+            client_info = [
+                data.client_name,
+                data.project,
+                data.address,
+                data.client_phone
+            ]
+
+            # Center and draw each line of client info
+            line_height = box_height / (len(client_info) + 1)
+            for i, text in enumerate(client_info):
+                text_width = pdf.stringWidth(str(text), "Helvetica", STANDARD_FONT_SIZE)
+                x = box_x + (box_width - text_width) / 2
+                y = box_y + box_height - ((i + 1) * line_height)
+                pdf.drawString(x, y, str(text))
+
+            # Info boxes (Date, N° Devis, PLANCHER) - adjusted starting position
+            info_y = top_margin - 30
+            box_label_width = 120
+            box_value_width = 80
+
+            for label, value in [
+                ("Date du devis :", data.date.strftime("%d/%m/%Y")),
+                ("N° Devis :", data.invoice_number),
+                ("PLANCHER :", data.frame_number or "PH RDC")
+            ]:
+                draw_box(pdf, MARGIN, info_y, box_label_width, LINE_HEIGHT, fill_color=HEADER_BLUE)
+                pdf.setFillColorRGB(*WHITE)
+                pdf.drawString(MARGIN + BOX_PADDING, info_y + 6, label)
+
+                draw_box(pdf, MARGIN + box_label_width, info_y, box_value_width, LINE_HEIGHT, fill_color=WHITE)
+                pdf.setFillColorRGB(*BLACK)
+                draw_centered_text(pdf, str(value), MARGIN + box_label_width, info_y + 6, box_value_width)
+
+                info_y -= 25
+
+            # Table headers
+            table_y = info_y - 30
+            headers = [
+                ("Description", 150),
+                ("Unité", 50),
+                ("NBRE", 50),
+                ("LNG/Qté", 60),
+                ("P.U", 60),
+                ("Total HT", 170)
+            ]
+
+            total_width = sum(width for _, width in headers)
+            table_x = (page_width - total_width) / 2  # Center table
+            draw_box(pdf, table_x, table_y, total_width, LINE_HEIGHT, fill_color=HEADER_BLUE)
+            pdf.setFillColorRGB(*WHITE)
+            # add little bit of space 
+            
+            
+            current_x = table_x 
+            for title, width in headers:
+                draw_box(pdf, current_x, table_y, width, LINE_HEIGHT)
+                pdf.setFillColorRGB(*WHITE)
+                draw_centered_text(pdf, title, current_x, table_y + 6, width)
+                current_x += width
+
+
+            # Draw sections and items
+            current_y = table_y - LINE_HEIGHT - 10
+
+
+
+            def draw_section_header2(title):
+                nonlocal current_y
+                draw_box(pdf, table_x, current_y, total_width, LINE_HEIGHT, fill_color=WHITE)
+                
+                # Set the font to a bold variant
+                pdf.setFont("Helvetica-Bold", 9)  # Adjust the font name and size as needed
+                
+                # Set the fill color to black
+                pdf.setFillColorRGB(*BLACK)  # RGB values for black
+                
+                # Draw the string
+                pdf.drawString(table_x + BOX_PADDING, current_y + 6, title)
+                
+                current_y -= LINE_HEIGHT
+                pdf.setFont("Helvetica", STANDARD_FONT_SIZE)
+
+            def format_currency(value):
+                # Format with 2 decimal places and thousands separator
+                return "{:,.2f}".format(value).replace(",", " ")
+
+
+            def draw_item_row(item, indent=False):
+                nonlocal current_y
+                pdf.setFillColorRGB(*BLACK)
+                current_x = table_x
+
+                draw_box(pdf, current_x, current_y, total_width, LINE_HEIGHT, fill_color=WHITE)
+
+                cells = [
+                    ("    " + item.description if indent else item.description, 150),
+                    (item.unit, 50),
+                    (str(item.quantity), 50),
+                    (f"{item.length:.2f}", 60),
+                    (f"{format_currency(item.unit_price)}", 60),
+                    (f"{format_currency(item.total_price)} DH", 170)  # Total column
+                ]
+
+                for i, (value, width) in enumerate(cells):
+                    draw_box(pdf, current_x, current_y, width, LINE_HEIGHT)
+
+                    if i == len(cells) - 1:  # If it's the last column (Total DH)
+                        pdf.setFont("Helvetica-Bold", STANDARD_FONT_SIZE)  # Make it bold
+                    else:
+                        pdf.setFont("Helvetica", STANDARD_FONT_SIZE)  # Normal font
+
+                    if isinstance(value, str) and value.startswith("    "):
+                        pdf.drawString(current_x + 20, current_y + 6, value.strip())
+                    else:
+                        draw_centered_text(pdf, str(value), current_x, current_y + 6, width)
+
+                    current_x += width
+
+                pdf.setFont("Helvetica", STANDARD_FONT_SIZE)  # Reset font to normal for next rows
+                current_y -= LINE_HEIGHT
+
+
+            # Draw sections
+            sections = [
+                ("POUTRELLES :", "PCP"),
+                ("HOURDIS :", "HOURDIS"),
+                ("PANNEAU TREILLIS SOUDES :", "PTS"),
+                ("AGGLOS :", "AGGLOS")
+            ]
+
+            for section_title, keyword in sections:
+                print("-------------")
+                print(f"section_title: {section_title}")
+                draw_section_header2(section_title)
+                items = [i for i in data.items if keyword in i.description]
+                for item in items:
+                    draw_item_row(item, indent=(keyword != "lfflflflf"))
+
+            # NB box with text
+            nb_box_width = 200
+            nb_box_height = 80
+            pdf.setFillColorRGB(*BLACK)
+            pdf.rect(20, current_y - nb_box_height, nb_box_width, nb_box_height, stroke=1)
+            pdf.setFont("Helvetica-Bold", STANDARD_FONT_SIZE)
+            pdf.drawString(30, current_y - nb_box_height + 60, "NB:")
+            
+            # Add the new text
+            pdf.setFont("Helvetica", STANDARD_FONT_SIZE)
+            nb_text = "Toute modification apportée aux plans BA initialement fournis, entraine automatiquement la modification de ce devis."
+            # Split text to fit in box
+            words = nb_text.split()
+            lines = []
+            current_line = []
+            
+            for word in words:
+                current_line.append(word)
+                # Check if current line width exceeds box width
+                if pdf.stringWidth(' '.join(current_line), "Helvetica", STANDARD_FONT_SIZE) > nb_box_width - 20:
+                    current_line.pop()  # Remove last word
+                    lines.append(' '.join(current_line))
+                    current_line = [word]
+            
+            if current_line:
+                lines.append(' '.join(current_line))
+            
+            # Draw each line
+            for i, line in enumerate(lines):
+                pdf.drawString(30, current_y - nb_box_height + 45 - (i * 10), line)
+
+            # ADD text after the NB box
+            pdf.setFont("Helvetica-Bold", 9)
+            pdf.drawString(30 , current_y - nb_box_height - 15, "Validité du devis : 1 mois")
+            
+            
+            # Totals section
+            # set font to bold
+            pdf.setFont("Helvetica-Bold", 12)
+            current_y -= 20
+            totals_table_width = 300
+            row_height = 20
+
+            for i, (label1, label2, value) in enumerate([
+                ("Total", "H.T", f"{format_currency(data.total_ht)} DH"),
+                ("TVA", "20 %", f"{format_currency(data.tax)} DH"),
+                ("Total", "TTC", f"{format_currency(data.total_ttc)} DH")
+            ]):
+                y = current_y - (i * row_height)
+                totals_x = (page_width - totals_table_width) - 27
+                draw_box(pdf, totals_x, y, totals_table_width / 2, row_height)
+                draw_box(pdf, totals_x + totals_table_width / 2, y, totals_table_width / 2, row_height)
+                pdf.drawString(totals_x + 10, y + 6, f"{label1}    {label2}")
+                pdf.drawRightString(totals_x + totals_table_width - 10, y + 6, value)
+
+            # Footer
+            pdf.setFont("Helvetica", STANDARD_FONT_SIZE - 3)
+            footer_text = "Douar Ait Laarassi Tidili, Cercle El Kelâa, Route de Safi, Km 14-40000 Marrakech"
+            pdf.drawCentredString(page_width / 2 + 20, 30, footer_text)
+
+            # add the commercial phone number
+            # i have salah with 0666666666 and khaled with 077777777 and ismale with 08888888 and jamal with 099999999
+            commercial_info = dict(
+                salah = "06 62 29 99 78",
+                khaled= "06 66 24 80 94",
+                ismail= "06 66 24 50 15",
+                jamal = "06 70 08 36 50"
+            )
+            # Add commercial info to footer
+            print(f"Commercial value: {data.commercial}")  # Add this debug line
+            if data.commercial and data.commercial.lower() != 'divers':
+                commercial_text = f"Commercial: {data.commercial.upper()}"
+                commercial_phone = f"Tél: {commercial_info.get(data.commercial.lower(), '')}"
+                
+                pdf.drawString(MARGIN + 10, 30, commercial_text)
+                #draw under the commercial text : 
+                pdf.drawString(MARGIN + 10, 20, commercial_phone)
+                footer_contact = "Tél: 05 24 01 55 54 Fax : 05 24 01 55 29 E-mail : [email protected]"
+                pdf.drawCentredString(page_width / 2 + 10, 20, footer_contact)
+                ## add the time and page number
+
+                pdf.drawString(page_width - 100, 30, f"Date: {datetime.datetime.now().strftime('%d/%m/%Y')}")
+                pdf.drawString(page_width - 100, 20, f"Page {pdf.getPageNumber()}/{pdf.getPageNumber()}")
+            else:
+                footer_contact = "Tél: 05 24 01 55 54 Fax : 05 24 01 55 29 E-mail : [email protected]"
+                pdf.drawCentredString(page_width / 2 + 10, 20, footer_contact)
+                pdf.drawString(page_width - 100, 30, f"Date: {datetime.datetime().now.strftime('%d/%m/%Y')}")
+                pdf.drawString(page_width - 100, 20, f"Page {pdf.getPageNumber()}/{pdf.getPageNumber()}")
+
+            pdf.save()
+            buffer.seek(0)
+            return buffer.getvalue()
+
+        except Exception as e:
+            logger.error(f"Error in PDF generation: {str(e)}", exc_info=True)
+            raise

app/services/invoice_service.py

@@ -27,7 +27,8 @@ class InvoiceService:
             MARGIN = 30
             LINE_HEIGHT = 20
             BOX_PADDING = 10
-            STANDARD_FONT_SIZE = 10  # Add standard font size constant
+            STANDARD_FONT_SIZE = 10
+            BOTTOM_MARGIN = 50  # Minimum margin at the bottom of the page
 
             # Helper function to draw centered text
             def draw_centered_text(pdf, text, x, y, width, font="Helvetica", size=STANDARD_FONT_SIZE):
@@ -54,7 +55,7 @@ class InvoiceService:
                 pdf.drawImage(logo_path, MARGIN, top_margin + 30, width=100, height=60)
 
             # Right side: DEVIS and Client Box - moved far right and up
-            pdf.setFont("Helvetica-Bold", 36)  # Reduced from 48 to be more consistent
+            pdf.setFont("Helvetica-Bold", 36)
             devis_text = "DEVIS"
             devis_width = pdf.stringWidth(devis_text, "Helvetica-Bold", 36)
             devis_x = page_width - devis_width - MARGIN - 10
@@ -122,43 +123,29 @@ class InvoiceService:
             table_x = (page_width - total_width) / 2  # Center table
             draw_box(pdf, table_x, table_y, total_width, LINE_HEIGHT, fill_color=HEADER_BLUE)
             pdf.setFillColorRGB(*WHITE)
-            # add little bit of space 
-            
-            
-            current_x = table_x 
+
+            current_x = table_x
             for title, width in headers:
                 draw_box(pdf, current_x, table_y, width, LINE_HEIGHT)
                 pdf.setFillColorRGB(*WHITE)
                 draw_centered_text(pdf, title, current_x, table_y + 6, width)
                 current_x += width
 
-
             # Draw sections and items
             current_y = table_y - LINE_HEIGHT - 10
 
-
-
             def draw_section_header2(title):
                 nonlocal current_y
                 draw_box(pdf, table_x, current_y, total_width, LINE_HEIGHT, fill_color=WHITE)
-                
-                # Set the font to a bold variant
-                pdf.setFont("Helvetica-Bold", 9)  # Adjust the font name and size as needed
-                
-                # Set the fill color to black
-                pdf.setFillColorRGB(*BLACK)  # RGB values for black
-                
-                # Draw the string
+                pdf.setFont("Helvetica-Bold", 9)
+                pdf.setFillColorRGB(*BLACK)
                 pdf.drawString(table_x + BOX_PADDING, current_y + 6, title)
-                
                 current_y -= LINE_HEIGHT
                 pdf.setFont("Helvetica", STANDARD_FONT_SIZE)
 
             def format_currency(value):
-                # Format with 2 decimal places and thousands separator
                 return "{:,.2f}".format(value).replace(",", " ")
 
-
             def draw_item_row(item, indent=False):
                 nonlocal current_y
                 pdf.setFillColorRGB(*BLACK)
@@ -172,16 +159,16 @@ class InvoiceService:
                     (str(item.quantity), 50),
                     (f"{item.length:.2f}", 60),
                     (f"{format_currency(item.unit_price)}", 60),
-                    (f"{format_currency(item.total_price)} DH", 170)  # Total column
+                    (f"{format_currency(item.total_price)} DH", 170)
                 ]
 
                 for i, (value, width) in enumerate(cells):
                     draw_box(pdf, current_x, current_y, width, LINE_HEIGHT)
 
-                    if i == len(cells) - 1:  # If it's the last column (Total DH)
-                        pdf.setFont("Helvetica-Bold", STANDARD_FONT_SIZE)  # Make it bold
+                    if i == len(cells) - 1:
+                        pdf.setFont("Helvetica-Bold", STANDARD_FONT_SIZE)
                     else:
-                        pdf.setFont("Helvetica", STANDARD_FONT_SIZE)  # Normal font
+                        pdf.setFont("Helvetica", STANDARD_FONT_SIZE)
 
                     if isinstance(value, str) and value.startswith("    "):
                         pdf.drawString(current_x + 20, current_y + 6, value.strip())
@@ -190,9 +177,23 @@ class InvoiceService:
 
                     current_x += width
 
-                pdf.setFont("Helvetica", STANDARD_FONT_SIZE)  # Reset font to normal for next rows
+                pdf.setFont("Helvetica", STANDARD_FONT_SIZE)
                 current_y -= LINE_HEIGHT
 
+                # Check if we need a new page
+                if current_y < BOTTOM_MARGIN:
+                    pdf.showPage()
+                    current_y = page_height - MARGIN
+                    # Redraw headers on the new page
+                    draw_box(pdf, table_x, current_y, total_width, LINE_HEIGHT, fill_color=HEADER_BLUE)
+                    pdf.setFillColorRGB(*WHITE)
+                    current_x = table_x
+                    for title, width in headers:
+                        draw_box(pdf, current_x, current_y, width, LINE_HEIGHT)
+                        pdf.setFillColorRGB(*WHITE)
+                        draw_centered_text(pdf, title, current_x, current_y + 6, width)
+                        current_x += width
+                    current_y -= LINE_HEIGHT
 
             # Draw sections
             sections = [
@@ -203,8 +204,6 @@ class InvoiceService:
             ]
 
             for section_title, keyword in sections:
-                print("-------------")
-                print(f"section_title: {section_title}")
                 draw_section_header2(section_title)
                 items = [i for i in data.items if keyword in i.description]
                 for item in items:
@@ -217,37 +216,32 @@ class InvoiceService:
             pdf.rect(20, current_y - nb_box_height, nb_box_width, nb_box_height, stroke=1)
             pdf.setFont("Helvetica-Bold", STANDARD_FONT_SIZE)
             pdf.drawString(30, current_y - nb_box_height + 60, "NB:")
-            
+
             # Add the new text
             pdf.setFont("Helvetica", STANDARD_FONT_SIZE)
             nb_text = "Toute modification apportée aux plans BA initialement fournis, entraine automatiquement la modification de ce devis."
-            # Split text to fit in box
             words = nb_text.split()
             lines = []
             current_line = []
-            
+
             for word in words:
                 current_line.append(word)
-                # Check if current line width exceeds box width
                 if pdf.stringWidth(' '.join(current_line), "Helvetica", STANDARD_FONT_SIZE) > nb_box_width - 20:
-                    current_line.pop()  # Remove last word
+                    current_line.pop()
                     lines.append(' '.join(current_line))
                     current_line = [word]
-            
+
             if current_line:
                 lines.append(' '.join(current_line))
-            
-            # Draw each line
+
             for i, line in enumerate(lines):
                 pdf.drawString(30, current_y - nb_box_height + 45 - (i * 10), line)
 
             # ADD text after the NB box
             pdf.setFont("Helvetica-Bold", 9)
-            pdf.drawString(30 , current_y - nb_box_height - 15, "Validité du devis : 1 mois")
-            
-            
+            pdf.drawString(30, current_y - nb_box_height - 15, "Validité du devis : 1 mois")
+
             # Totals section
-            # set font to bold
             pdf.setFont("Helvetica-Bold", 12)
             current_y -= 20
             totals_table_width = 300
@@ -270,33 +264,27 @@ class InvoiceService:
             footer_text = "Douar Ait Laarassi Tidili, Cercle El Kelâa, Route de Safi, Km 14-40000 Marrakech"
             pdf.drawCentredString(page_width / 2 + 20, 30, footer_text)
 
-            # add the commercial phone number
-            # i have salah with 0666666666 and khaled with 077777777 and ismale with 08888888 and jamal with 099999999
+            # Add commercial info to footer
             commercial_info = dict(
-                salah = "06 62 29 99 78",
-                khaled= "06 66 24 80 94",
-                ismail= "06 66 24 50 15",
-                jamal = "06 70 08 36 50"
+                salah="06 62 29 99 78",
+                khaled="06 66 24 80 94",
+                ismail="06 66 24 50 15",
+                jamal="06 70 08 36 50"
             )
-            # Add commercial info to footer
-            print(f"Commercial value: {data.commercial}")  # Add this debug line
+
             if data.commercial and data.commercial.lower() != 'divers':
                 commercial_text = f"Commercial: {data.commercial.upper()}"
                 commercial_phone = f"Tél: {commercial_info.get(data.commercial.lower(), '')}"
-                
                 pdf.drawString(MARGIN + 10, 30, commercial_text)
-                #draw under the commercial text : 
                 pdf.drawString(MARGIN + 10, 20, commercial_phone)
                 footer_contact = "Tél: 05 24 01 55 54 Fax : 05 24 01 55 29 E-mail : [email protected]"
                 pdf.drawCentredString(page_width / 2 + 10, 20, footer_contact)
-                ## add the time and page number
-
                 pdf.drawString(page_width - 100, 30, f"Date: {datetime.datetime.now().strftime('%d/%m/%Y')}")
                 pdf.drawString(page_width - 100, 20, f"Page {pdf.getPageNumber()}/{pdf.getPageNumber()}")
             else:
                 footer_contact = "Tél: 05 24 01 55 54 Fax : 05 24 01 55 29 E-mail : [email protected]"
                 pdf.drawCentredString(page_width / 2 + 10, 20, footer_contact)
-                pdf.drawString(page_width - 100, 30, f"Date: {datetime.datetime().now.strftime('%d/%m/%Y')}")
+                pdf.drawString(page_width - 100, 30, f"Date: {datetime.datetime.now().strftime('%d/%m/%Y')}")
                 pdf.drawString(page_width - 100, 20, f"Page {pdf.getPageNumber()}/{pdf.getPageNumber()}")
 
             pdf.save()