render fn

app.py

@@ -1,7 +1,7 @@
 from flask import Flask, render_template, request, redirect, url_for, send_from_directory
 from content.posts import BLOG_POSTS
 from flask_logic.logic import get_enriched_post, get_comments_for_post, save_comment
-
+from flask_logic.renderer import process_post_content, collect_css
 # 🌟 IMPORT THE content from separate files.
 from content.posts import BLOG_POSTS
 from content.about_text import ABOUT, TITLE
@@ -106,6 +106,7 @@ def about():
     return render_template('about.html', about_txt = about_txt, blog_title = TITLE)
 
 
+
 @app.route('/post/<int:post_id>')
 def post_detail(post_id):
     context = {"used_components": set()}
@@ -115,26 +116,21 @@ def post_detail(post_id):
         return "Post not found", 404
 
     comments = get_comments_for_post(post_id)
-    context["used_components"].add("image")
-    context["used_components"].add("code")
 
+    processed_content = process_post_content(
+        post.get('content', ''), context=context
+    )
 
-    #processed_content = render_content(post['content'], context=context)
+    css_files = collect_css(context)
-
-    css_files = []
-    for comp in context["used_components"]:
-        css_files.append(f"css/components/{comp}.css")
 
     return render_template(
         "post_detail.html",
         post=post,
+        content=processed_content,
         comments=comments,
         blog_title=TITLE,
         component_css=css_files
     )
-
-
-
 @app.route('/content/image/<path:filename>')
 def content_image_files(filename):
     directory = 'content/image'

flask_logic/components.py

@@ -0,0 +1,30 @@
+from flask_logic.registry import register_component
+
+
+@register_component("image", css="css/components/image.css")
+def render_image_component(src, caption=None, css_class=None, context=None):
+    if context:
+        context["used_components"].add("image")
+
+    base_class = "image-container"
+    full_class = f"{base_class} {css_class}" if css_class else base_class
+
+    caption_html = f'<div class="caption">{caption}</div>' if caption else ""
+
+    return f"""
+    <div class="{full_class}">
+        <img src="/content/image/{src}" alt="{caption or ''}">
+        {caption_html}
+    </div>
+    """
+
+@register_component("code", css="css/components/code.css")
+def render_code_block(value=None, code=None, context=None):
+    if context:
+        context["used_components"].add("code")
+
+    code = code or value or ""
+
+    return f"""
+    <pre class="code-block"><code>{code}</code></pre>
+    """

flask_logic/registery.py

@@ -0,0 +1,12 @@
+# component_registry.py
+
+COMPONENTS = {}
+
+def register_component(name, css=None):
+    def decorator(func):
+        COMPONENTS[name] = {
+            "render": func,
+            "css": css
+        }
+        return func
+    return decorator

flask_logic/renderer.py

@@ -0,0 +1,92 @@
+import re
+from flask_logic.registry import COMPONENTS
+
+
+# ------------------------
+# Content renderer (blocks)
+# ------------------------
+def render_blocks(blocks, context=None):
+    html_output = []
+
+    for block in blocks:
+        block_type = block.get("type")
+
+        if block_type == "text":
+            html_output.append(block.get("value", ""))
+
+        elif block_type in COMPONENTS:
+            render_func = COMPONENTS[block_type]["render"]
+
+            # remove "type" before passing kwargs
+            kwargs = {k: v for k, v in block.items() if k != "type"}
+
+            html_output.append(
+                render_func(**kwargs, context=context)
+            )
+
+    return "\n".join(html_output)
+
+
+# ------------------------
+# Old string renderer (tokens)
+# ------------------------
+def parse_options(option_string):
+    options = {}
+    if not option_string:
+        return options
+
+    parts = option_string.split("|")
+    for part in parts:
+        if "=" in part:
+            key, value = part.split("=", 1)
+            options[key.strip()] = value.strip()
+
+    return options
+
+
+def render_content(content, context=None):
+    if not content:
+        return ""
+
+    def replace_image(match):
+        src = match.group("src").strip()
+        options = parse_options(match.group("options"))
+
+        render_func = COMPONENTS["image"]["render"]
+
+        return render_func(
+            src=src,
+            caption=options.get("caption"),
+            css_class=options.get("class"),
+            context=context
+        )
+
+    pattern = r"\[image:(?P<src>[^\|\]]+)(?:\|(?P<options>[^\]]+))?\]"
+    return re.sub(pattern, replace_image, content)
+
+
+# ------------------------
+# Unified entry
+# ------------------------
+def process_post_content(content, context=None):
+    if isinstance(content, str):
+        return render_content(content, context=context)
+
+    elif isinstance(content, list):
+        return render_blocks(content, context=context)
+
+    return ""
+
+
+# ------------------------
+# CSS collector
+# ------------------------
+def collect_css(context):
+    css_files = []
+
+    for comp in context["used_components"]:
+        css = COMPONENTS.get(comp, {}).get("css")
+        if css:
+            css_files.append(css)
+
+    return css_files

templates/post_detail.html

@@ -11,7 +11,7 @@ Simple Blog Template{% endblock %} {% block content %} {% from
     <p>
       <span class="glyphicon glyphicon-time"></span> Posted on {{ post.date }}
     </p>
-    {{ render_post(post) }}
+    {{ content | safe }}
     <div class="post-actions">
       <a href="{{ url_for('home') }}" class="btn btn-default btn-custom"
         >← Back to Posts</a