go

download_messages_service.py

@@ -1,5 +1,5 @@
 """
-Professional Chat Message Log PDF Generator
+Professional Chat Message Log PDF Generator - Soft Slate Blue Theme
 Generates beautifully formatted PDF reports from chat conversations
 Uses WeasyPrint for superior CSS support and rendering
 Supports file attachments (CSV and Image files)
@@ -28,7 +28,7 @@ logging.basicConfig(
 logger = logging.getLogger(__name__)
 
 # ---------------------------------------------------------
-# CHAT LOG THEME - WEASYPRINT OPTIMIZED
+# SOFT SLATE BLUE THEME - WEASYPRINT OPTIMIZED
 # ---------------------------------------------------------
 CSS_STYLE = """
 @page {
@@ -46,7 +46,7 @@ CSS_STYLE = """
 
 body {
     font-family: 'Helvetica', Arial, sans-serif;
-    color: #1a1a1a;
+    color: #2d3748;
     line-height: 1.6;
     font-size: 11pt;
 }
@@ -54,8 +54,8 @@ body {
 .header {
     position: running(header);
     font-size: 9pt;
-    color: #666;
-    border-bottom: 1px solid #ddd;
+    color: #718096;
+    border-bottom: 1px solid #e2e8f0;
     padding-bottom: 4px;
     margin-bottom: 20px;
 }
@@ -63,8 +63,8 @@ body {
 .footer {
     position: running(footer);
     font-size: 9pt;
-    color: #666;
-    border-top: 1px solid #ddd;
+    color: #718096;
+    border-top: 1px solid #e2e8f0;
     padding-top: 4px;
     text-align: center;
 }
@@ -78,26 +78,26 @@ body {
 .cover-title {
     font-size: 32pt;
     font-weight: bold;
-    color: #003366;
+    color: #4a5568;
     margin-bottom: 0.5in;
     letter-spacing: 1px;
 }
 
 .cover-subtitle {
     font-size: 18pt;
-    color: #0055a5;
+    color: #5b7c99;
     margin-bottom: 1in;
 }
 
 .cover-meta {
     font-size: 14pt;
-    color: #666;
+    color: #718096;
     margin-bottom: 0.2in;
 }
 
 .cover-date {
     font-size: 11pt;
-    color: #999;
+    color: #a0aec0;
 }
 
 .message-container {
@@ -107,7 +107,7 @@ body {
 
 .message-user {
     background-color: #ffffff;
-    border-left: 0.5px solid #0055a5;
+    border-left: 0.5px solid #5b7c99;
     padding: 16px 20px;
     margin-bottom: 16px;
     box-shadow: 0 1px 3px rgba(0,0,0,0.05);
@@ -115,7 +115,7 @@ body {
 
 .message-assistant {
     background-color: #ffffff;
-    border-left: 0.5px solid #003366;
+    border-left: 0.5px solid #4a5568;
     padding: 16px 20px;
     margin-bottom: 16px;
     box-shadow: 0 1px 3px rgba(0,0,0,0.05);
@@ -130,23 +130,23 @@ body {
 }
 
 .role-user {
-    color: #003366;
+    color: #4a5568;
     font-size: 11pt;
 }
 
 .role-assistant {
-    color: #003366;
+    color: #4a5568;
     font-size: 11pt;
 }
 
 .timestamp {
     font-size: 9pt;
-    color: #999;
+    color: #a0aec0;
     font-weight: normal;
 }
 
 .message-content {
-    color: #333;
+    color: #4a5568;
     font-size: 10pt;
     line-height: 1.5;
     word-wrap: break-word;
@@ -154,7 +154,7 @@ body {
 }
 
 a {
-    color: #0055a5;
+    color: #5b7c99;
     text-decoration: none;
     word-wrap: break-word;
     overflow-wrap: break-word;
@@ -169,18 +169,18 @@ a:hover {
 }
 
 .message-divider {
-    border-top: 1px solid #ddd;
+    border-top: 1px solid #e2e8f0;
     margin: 16px 0;
 }
 
 h1, h2, h3, h4 {
-    color: #003366;
+    color: #4a5568;
     margin-top: 12px;
     margin-bottom: 8px;
 }
 
 h1 { font-size: 16pt; }
-h2 { font-size: 14pt; color: #0055a5; }
+h2 { font-size: 14pt; color: #5b7c99; }
 h3 { font-size: 12pt; }
 h4 { font-size: 11pt; }
 
@@ -203,12 +203,12 @@ table.many-columns td {
 }
 
 th {
-    background-color: #003366;
+    background-color: #5b7c99;
     color: white;
     padding: 8px;
     text-align: left;
     font-weight: bold;
-    border: 1px solid #002244;
+    border: 1px solid #4a6b85;
     word-wrap: break-word;
     overflow-wrap: break-word;
     hyphens: auto;
@@ -216,7 +216,7 @@ th {
 
 td {
     padding: 6px 8px;
-    border: 1px solid #ddd;
+    border: 1px solid #e2e8f0;
     word-wrap: break-word;
     overflow-wrap: break-word;
     max-width: 0;
@@ -226,21 +226,21 @@ td {
 }
 
 tr:nth-child(even) {
-    background-color: #f8f9fa;
+    background-color: #f7fafc;
 }
 
 code {
-    background-color: #f0f7ff;
+    background-color: #edf2f7;
     padding: 2px 6px;
     border-radius: 4px;
     font-family: 'Courier New', monospace;
     font-size: 9pt;
-    color: #1a1a1a;
+    color: #2d3748;
 }
 
 pre {
-    background-color: #f0f7ff;
-    border: 1px solid #c7ddff;
+    background-color: #edf2f7;
+    border: 1px solid #cbd5e0;
     border-left: none;
     padding: 12px;
     font-size: 8pt;
@@ -255,16 +255,16 @@ pre {
 pre code {
     background-color: transparent;
     padding: 0;
-    color: #1a1a1a;
+    color: #2d3748;
 }
 
 blockquote {
-    border-left: 3px solid #0055a5;
+    border-left: 3px solid #5b7c99;
     margin-left: 0;
     padding-left: 12px;
-    color: #555;
+    color: #4a5568;
     font-style: italic;
-    background-color: #f8f9fa;
+    background-color: #f7fafc;
     padding: 8px 8px 8px 12px;
     margin: 10px 0;
 }
@@ -277,7 +277,7 @@ ul, ol {
 
 ul li:before {
     content: "• ";
-    color: #0055a5;
+    color: #5b7c99;
     font-weight: bold;
     display: inline-block;
     width: 1em;
@@ -298,14 +298,14 @@ li {
     max-width: 100%;
     max-height: 400px;
     height: auto;
-    border: 1px solid #ddd;
+    border: 1px solid #e2e8f0;
     padding: 4px;
     background: white;
 }
 
 .figure-caption {
     font-size: 9pt;
-    color: #666;
+    color: #718096;
     margin-top: 6px;
     font-style: italic;
 }
@@ -313,31 +313,31 @@ li {
 .file-item {
     margin-bottom: 12px;
     padding: 12px;
-    background-color: #f8f9fa;
-    border-left: 3px solid #0055a5;
+    background-color: #f7fafc;
+    border-left: 3px solid #5b7c99;
     page-break-inside: avoid;
 }
 
 .file-label {
-    color: #003366;
+    color: #4a5568;
     font-weight: bold;
     font-size: 9pt;
 }
 
 .file-value {
-    color: #333;
+    color: #4a5568;
     font-size: 9pt;
     word-wrap: break-word;
     overflow-wrap: break-word;
 }
 
 .file-url {
-    color: #0055a5;
+    color: #5b7c99;
     font-size: 7pt;
     font-family: 'Courier New', monospace;
     display: block;
     padding: 6px 8px;
-    background-color: #f0f7ff;
+    background-color: #edf2f7;
     border-radius: 3px;
     margin-top: 4px;
     word-wrap: break-word;
@@ -346,7 +346,7 @@ li {
 }
 
 .file-url a {
-    color: #0055a5;
+    color: #5b7c99;
     word-wrap: break-word;
     overflow-wrap: break-word;
     font-size: 7pt;
@@ -361,16 +361,16 @@ li {
     margin: 0;
     padding: 0;
     font-size: 10pt;
-    color: #666;
+    color: #718096;
 }
 
 .stats-summary strong {
-    color: #003366;
+    color: #4a5568;
 }
 
 .section-divider {
     border: none;
-    border-top: 2px solid #0055a5;
+    border-top: 2px solid #5b7c99;
     margin: 20px 0 30px 0;
 }
 """
@@ -569,7 +569,7 @@ class ChatLogGenerator:
                 # Check if it's already a markdown link [text](url)
                 if not line.strip().startswith('['):
                     # Convert to "Click to View" link
-                    processed_lines.append(f'<a href="{stripped}" target="_blank" style="color: #0055a5; text-decoration: underline; font-weight: bold;">Click to View</a>')
+                    processed_lines.append(f'<a href="{stripped}" target="_blank" style="color: #5b7c99; text-decoration: underline; font-weight: bold;">Click to View</a>')
                 else:
                     processed_lines.append(line)
             else:
@@ -579,7 +579,7 @@ class ChatLogGenerator:
                 
                 def replace_url(match):
                     url = match.group(1)
-                    return f'<a href="{url}" target="_blank" style="color: #0055a5; text-decoration: underline; font-weight: bold;">Click to View</a>'
+                    return f'<a href="{url}" target="_blank" style="color: #5b7c99; text-decoration: underline; font-weight: bold;">Click to View</a>'
                 
                 processed_line = re.sub(url_pattern, replace_url, line)
                 processed_lines.append(processed_line)
@@ -622,12 +622,12 @@ class ChatLogGenerator:
             return ""
         
         html = '<div style="margin: 30px 0; page-break-inside: avoid;">'
-        html += '<h2 style="color: #003366; border-bottom: 2px solid #0055a5; padding-bottom: 8px; margin-bottom: 20px;">Attached Files</h2>'
+        html += '<h2 style="color: #4a5568; border-bottom: 2px solid #5b7c99; padding-bottom: 8px; margin-bottom: 20px;">Attached Files</h2>'
         
         # CSV Files section
         csv_files = files_data.get('csv_files', [])
         if csv_files and len(csv_files) > 0:
-            html += '<h3 style="color: #0055a5; margin-top: 20px; margin-bottom: 12px;">CSV Files:</h3>'
+            html += '<h3 style="color: #5b7c99; margin-top: 20px; margin-bottom: 12px;">CSV Files:</h3>'
             
             for csv_file in csv_files:
                 file_name = csv_file.get('fileName', 'Unknown')
@@ -646,7 +646,7 @@ class ChatLogGenerator:
                     # Show clickable "Click to View" link
                     html += f'''
                     <div style="margin-top: 2px;">
-                        <a href="{file_path}" target="_blank" style="color: #0055a5; text-decoration: underline; font-weight: bold; font-size: 9pt;">Click to View</a>
+                        <a href="{file_path}" target="_blank" style="color: #5b7c99; text-decoration: underline; font-weight: bold; font-size: 9pt;">Click to View</a>
                     </div>
                     '''
                 else:
@@ -663,7 +663,7 @@ class ChatLogGenerator:
         # Image Files section
         image_files = files_data.get('image_files', [])
         if image_files and len(image_files) > 0:
-            html += '<h3 style="color: #0055a5; margin-top: 20px; margin-bottom: 12px;">Image Files:</h3>'
+            html += '<h3 style="color: #5b7c99; margin-top: 20px; margin-bottom: 12px;">Image Files:</h3>'
             
             for img_file in image_files:
                 file_name = img_file.get('fileName', 'Unknown')
@@ -682,7 +682,7 @@ class ChatLogGenerator:
                     # Show clickable "Click to View" link
                     html += f'''
                     <div style="margin-top: 2px;">
-                        <a href="{file_path}" target="_blank" style="color: #0055a5; text-decoration: underline; font-weight: bold; font-size: 9pt;">Click to View</a>
+                        <a href="{file_path}" target="_blank" style="color: #5b7c99; text-decoration: underline; font-weight: bold; font-size: 9pt;">Click to View</a>
                     </div>
                     '''
                 else: