Block connection testing and Docker improvement

Tested different block connection methods to achive orthogonal lines.

Added run script and mounted code to the container to allow code
changes without rebuilding the image.

Implement Docker improvements in main.

Dockerfile

@@ -4,7 +4,7 @@ RUN apk add --no-cache \
     py3-yaml \
     graphviz
 
-WORKDIR /code
-COPY code/ .
+COPY run.sh /run.sh
+RUN chmod +x /run.sh
 
-CMD ["python3", "puudot.py"]
+CMD ["./run.sh"]

code/graph.py

@@ -8,6 +8,8 @@ import uuid
 # - also see: https://stackoverflow.com/questions/53862417/how-to-set-head-and-tail-position-in-nodes-graphviz
 # Solve layering of clusters
 # - https://observablehq.com/@gordonsmith/church
+# https://candide-guevara.github.io/cs_related/2019/09/10/graphviz-examples.html
+# https://forum.graphviz.org/t/set-nodes-from-left-to-right-and-other-from-top-to-bottom-on-the-same-rank/1860
 
 
 
@@ -40,9 +42,21 @@ def make_link_line(link, config):
     return line + "\n"
 
 def make_block_line(block, config):
-    line = f"subgraph cluster_{block['id']} {{\n{config["subgraph"]}\nlabel=\"{block['label']}\"\n"
-    for node in block["texts"]:
+    configs = []
+    if block['hidden']:
+        configs.append(config["subgraph"]["hidden"])
+    else:
+        configs.append(config["subgraph"]["block"])
+    
+    config_line = "\n".join(configs)
+    
+    line = f"subgraph cluster_{block['id']} {{\n{config_line}\nlabel=\"{block['label']}\"\n"
+    for node in block["nodes"]:
         line += f"{node}\n"
+    #if block['hidden']:
+        #line += "{rank=same\nedge [constraint=false]\n"
+        #line += f"{block['nodes'][0]} -- {block['nodes'][1]}\n"
+        #line += "}"
     return line + "}\n\n"
 
 
@@ -76,7 +90,6 @@ class Graph:
     def __init__(self):
         self.config = {}
 
-        self.layers = {}
         self.blocks = []
         self.nodes = []
         self.links = []
@@ -89,12 +102,15 @@ class Graph:
         dot = config.get("dot", {})
         if dot != {}:
             dot["graph"] = dot.get("graph", "")
-            dot["subgraph"] = dot.get("subgraph", "")
+            dot["subgraph"] = dot.get("subgraph", {})
+            dot["subgraph"]["block"] = dot["subgraph"].get("block", "")
+            dot["subgraph"]["hidden"] = dot["subgraph"].get("hidden", "")
             dot["node"] = dot.get("node", {})
             dot["node"]["text"] = dot["node"].get("text", "")
             dot["node"]["hidden"] = dot["node"].get("hidden", "")
             dot["edge"] = dot.get("edge", {})
             dot["edge"]["default"] = dot["edge"].get("default", "")
+            dot["edge"]["middle"] = dot["edge"].get("middle", "")
             dot["edge"]["hidden"] = dot["edge"].get("hidden", "")
         self.config = dot
     
@@ -108,10 +124,10 @@ class Graph:
             new_block = {
                 "id": block_id,
                 "label": block.get("label", ""),
-                "texts": []
+                "nodes": [],
+                "hidden": False
             }
 
-            #prev_node_id = ""
             texts_in_block = block.get("texts", [])
             for i, text in enumerate(texts_in_block):
                 node_id = get_id()
@@ -120,21 +136,27 @@ class Graph:
                 if i == math.ceil(len(texts_in_block) / 2) - 1:
                     for link in block.get("links", []):
                         if link in linker:
+                            """link_node1 = get_id()
+                            link_node2 = get_id()
+
+                            self.nodes.append({"id": link_node1, "text": "", "hidden": True})
+                            self.nodes.append({"id": link_node2, "text": "", "hidden": True})
+
+                            link_block_id = get_id()
+                            self.blocks.append({"id": link_block_id, "label": "", "nodes": [link_node1, link_node2], "hidden": True})
+
+                            self.links.append({"from": linker[link], "to": link_node1, "head": "", "hidden": False})
+                            #self.links.append({"from": link_node1, "to": link_node2, "head": "", "hidden": False})
+                            self.links.append({"from": link_node2, "to": node_id, "head": block_id, "hidden": False})"""
                             self.links.append({"from": linker[link], "to": node_id, "head": block_id, "hidden": False})
                             del linker[link]
                 
                 self.nodes.append({"id": node_id, "text": text.get("text", ""), "hidden": False})
                 
-                # Chain nodes in block
-                #if prev_node_id:
-                #    self.links.append({"from": prev_node_id, "to": node_id, "head": "", "hidden": True})
-                
-                new_block["texts"].append(node_id)
+                new_block["nodes"].append(node_id)
 
                 for link in text.get("links", []):
                     linker[link] = node_id
-                
-                #prev_node_id = node_id
             
             self.blocks.append(new_block)
 

config.yaml

@@ -1,12 +1,17 @@
 dot:
   graph: |
-    graph [splines=ortho, nodesep=0.2, ranksep="0.5 equally"]
+    graph [splines=true, nodesep=0.25, ranksep="1 equally"]
+    //graph [splines=ortho, nodesep=0.2, ranksep="0.5 equally"]
     //node [color=white]
     //edge [headport=n, tailport=s]
     compound=true
     center=true
-  subgraph: |
-    labeljust=l
+  subgraph:
+    block: |
+      labeljust=l
+    hidden: |
+      //rank=same
+      //style=invis
   node:
     text: |
       shape=plaintext
@@ -17,7 +22,7 @@ dot:
       height=0
   edge:
     default: |
-      headport=n
-      tailport=s
+      //headport=n
+      //tailport=s
     hidden: |
       style=invis

docker-compose.yml

@@ -6,5 +6,6 @@ services:
       dockerfile: Dockerfile
     image: puudot:latest
     volumes:
+      - ./code:/code
       - ./data:/data
       - ./config.yaml:/config.yaml

run.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# Check if puudot.py exists
+if [ ! -f "/code/puudot.py" ]; then
+    echo "Error: puudot.py not found in /code directory!"
+    exit 1
+fi
+
+# Run the script
+python3 /code/puudot.py