Update report_gen.py

report_gen.py

@@ -1,31 +1,109 @@
-from io import BytesIO
+import io
+import re
 from reportlab.lib import colors
 from reportlab.lib.pagesizes import A4
 from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
-from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer
+from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer, Flowable
 from reportlab.lib.units import mm
+from reportlab.graphics.shapes import Drawing, Rect, String, Line
 
-def generate_pdf(pages, answers):
-    buffer = BytesIO()
-    doc = SimpleDocTemplate(buffer, pagesize=A4, rightMargin=20*mm, leftMargin=20*mm, topMargin=20*mm, bottomMargin=20*mm)
+class SliderFlowable(Flowable):
+    def __init__(self, name, value, min_val, max_val, is_percentage=False):
+        Flowable.__init__(self)
+        self.name = name
+        self.value = value
+        self.min_val = min_val
+        self.max_val = max_val
+        self.is_percentage = is_percentage
+        self.width = 400
+        self.height = 80
+
+    def draw(self):
+        drawing = Drawing(self.width, self.height)
+
+        # Draw slider bar
+        bar = Rect(50, 30, 300, 20, fillColor=colors.HexColor("#f7fbfd"), strokeColor=colors.HexColor("#9999ff"))
+        drawing.add(bar)
+
+        # Draw slider value
+        if self.max_val == self.min_val:
+            value_width = 50  # or some default width
+        else:
+            value_width = 50 + ((self.value - self.min_val) / (self.max_val - self.min_val) * 300)
+        value_bar = Rect(50, 30, value_width - 50, 20, fillColor=colors.HexColor("#9999ff"), strokeColor=None)
+        drawing.add(value_bar)
+
+        # Add slider name
+        drawing.add(String(0, 60, self.name, fontSize=12, fillColor=colors.HexColor("#26004d")))
 
-    # Define custom colors
-    dark_purple = colors.Color(0.2, 0, 0.4)  # Very dark purple for titles
-    light_purple = colors.Color(0.6, 0.4, 0.8)  # Lighter purple for answers
-    medium_gray = colors.Color(0.5, 0.5, 0.5)  # Medium gray for descriptions
+        # Add range labels
+        min_str = f"{self.min_val:.1f}%" if self.is_percentage else f"{self.min_val:.1f}"
+        max_str = f"{self.max_val:.1f}%" if self.is_percentage else f"{self.max_val:.1f}"
+        drawing.add(String(40, 10, min_str, fontSize=10, fillColor=colors.HexColor("#26004d")))
+        drawing.add(String(340, 10, max_str, fontSize=10, fillColor=colors.HexColor("#26004d")))
 
+        # Add value label
+        value_str = f"{self.value:.1f}%" if self.is_percentage else f"{self.value:.1f}"
+        drawing.add(String(value_width - 20, 55, value_str, fontSize=10, fillColor=colors.HexColor("#26004d")))
+
+        # Add value marker
+        drawing.add(Line(value_width, 25, value_width, 55, strokeColor=colors.HexColor("#26004d"), strokeWidth=2))
+
+        drawing.drawOn(self.canv, 0, 0)
+
+def create_styles():
     styles = getSampleStyleSheet()
-    styles.add(ParagraphStyle(name='SectionTitle', fontName='Helvetica', fontSize=16, spaceAfter=6, textColor=dark_purple))
-    styles.add(ParagraphStyle(name='Description', fontName='Helvetica', fontSize=12, spaceAfter=6, textColor=medium_gray))
-    styles.add(ParagraphStyle(name='Answer', fontName='Helvetica', fontSize=12, spaceAfter=12, textColor=light_purple))
-    styles.add(ParagraphStyle(name='MainTitle', fontName='Helvetica-Bold', fontSize=16, spaceAfter=24, textColor=dark_purple))
+    styles['Title'].fontName = 'Helvetica-Bold'
+    styles['Title'].fontSize = 18
+    styles['Title'].spaceAfter = 16
+    styles['Title'].textColor = colors.HexColor("#26004d")
+
+    styles['Heading1'].fontName = 'Helvetica-Bold'
+    styles['Heading1'].fontSize = 16
+    styles['Heading1'].spaceAfter = 10
+    styles['Heading1'].textColor = colors.HexColor("#3b0b75")
+
+    styles['Heading2'].fontName = 'Helvetica'
+    styles['Heading2'].fontSize = 14
+    styles['Heading2'].spaceAfter = 12
+    styles['Heading2'].textColor = colors.HexColor("#52176a")
+
+    styles['BodyText'].fontName = 'Helvetica'
+    styles['BodyText'].fontSize = 12
+    styles['BodyText'].spaceAfter = 12
+    styles['BodyText'].textColor = colors.HexColor("#26004d")
 
-    story = [Paragraph("AI Trust and Opacity Evaluation", styles['MainTitle'])]
+    styles.add(ParagraphStyle(
+        name='Answer',
+        parent=styles['BodyText'],
+        backColor=colors.HexColor("#f0f2fd"),
+        borderColor=colors.HexColor("#9999ff"),
+        borderWidth=0.5,
+        borderPadding=(5, 5, 5, 5),
+        spaceAfter=10
+    ))
+
+    return styles
+
+def create_page_template(canvas, doc):
+    canvas.saveState()
+    canvas.setFillColor(colors.HexColor("#e6ebfb"))
+    canvas.rect(0, 0, doc.pagesize[0], doc.pagesize[1], fill=1)
+    canvas.setFillColor(colors.HexColor("#26004d"))
+    canvas.setFont('Helvetica', 9)
+    canvas.drawString(30, 20, f"Page {doc.page}")
+    canvas.restoreState()
+
+def generate_pdf(pages, answers):
+    buffer = io.BytesIO()
+    doc = SimpleDocTemplate(buffer, pagesize=A4, rightMargin=20*mm, leftMargin=20*mm, topMargin=20*mm, bottomMargin=20*mm)
+    styles = create_styles()
+    story = [Paragraph("AI Trust and Opacity Evaluation", styles['Title'])]
 
     for page in pages[:-1]:  # Skip the last page
         if 'input_key' in page and page['input_key'] is not None:
-            story.append(Paragraph(page['title'], styles['SectionTitle']))
-            story.append(Paragraph(page['content'], styles['Description']))
+            story.append(Paragraph(page['title'], styles['Heading1']))
+            story.append(Paragraph(page['content'], styles['BodyText']))
 
             answer = answers.get(page['input_key'], "")
             if isinstance(answer, list):
@@ -34,11 +112,51 @@ def generate_pdf(pages, answers):
             if page.get('input_type') == 'combined':
                 option = answers.get(page['input_key'], "")
                 conclusion = answers.get(f"{page['input_key']}_conclusion", "")
-                answer = f"Option selected: {option}\n\nConclusion: {conclusion}"
+                story.append(Paragraph(f"<b>Option selected:</b> {option}", styles['Answer']))
+                story.append(Paragraph(f"<b>Conclusion:</b> {conclusion}", styles['Answer']))
+            else:
+                story.append(Paragraph(f"<b>Answer:</b> {answer}", styles['Answer']))
+
+            # Add quantitative criteria visualization if applicable
+            if page['input_key'] in ['technological_literacy', 'cognitive_mismatch']:
+                story.extend(process_quantitative_criteria(answer, styles))
 
-            story.append(Paragraph(f"<b>Answer:</b> {answer}", styles['Answer']))
             story.append(Spacer(1, 12))
 
-    doc.build(story)
+    doc.build(story, onFirstPage=create_page_template, onLaterPages=create_page_template)
     buffer.seek(0)
-    return buffer
+    return buffer
+
+def process_quantitative_criteria(answer, styles):
+    story = []
+    lines = answer.split('\n')
+    for line in lines:
+        parsed = parse_quantitative_criteria(line)
+        if parsed:
+            name, value, min_val, max_val, is_percentage = parsed
+            if is_percentage:
+                slider = SliderFlowable(name, value*100, min_val*100, max_val*100, is_percentage=True)
+            else:
+                slider = SliderFlowable(name, value, min_val, max_val, is_percentage=False)
+            story.append(slider)
+    return story
+
+def parse_quantitative_criteria(input_string):
+    match = re.match(r'(.+):\s*([-+]?(?:\d*\.*\d+)(?:%)?)(?:\s*\[([-+]?(?:\d*\.*\d+)(?:%)?)\s*-\s*([-+]?(?:\d*\.*\d+)(?:%)?)?\])?', input_string)
+    if match:
+        name, value, min_val, max_val = match.groups()
+        name = name.strip()
+
+        # Handle percentage inputs
+        is_percentage = '%' in value or '%' in min_val or '%' in max_val
+        value = float(value.rstrip('%'))
+        min_val = float(min_val.rstrip('%') if min_val else 0)
+        max_val = float(max_val.rstrip('%') if max_val else 100)
+
+        if is_percentage:
+            value /= 100
+            min_val /= 100
+            max_val /= 100
+
+        return name, value, min_val, max_val, is_percentage
+    return None