// CLI documentation viewer using markdown_ansi() and markdown_text() builtins
// Called by: duso -doc <topic>

// Get the topic from sys datastore (set by CLI)
sys_ds = datastore("sys")
topic = sys_ds.get("doc_topic")

if not topic then
  // kind of a hack, we're pulling main readme
  // not sure i love this here.
  raw_doc = load("/EMBED/README.md")
else
  raw_doc = doc(topic)
end

if raw_doc == nil then
  raw_doc = """
    **Can't find a doc for: `{{topic}}`**

    # Usage

    ```
    duso -doc TOPIC
    ```

    ## Some Examples

    ```
    duso -doc print
    duso -doc split
    duso -doc require
    ```

    ## Function Index

    ```
    duso -doc index
    ```

  """
end

print()

// Check -no-color flag or NO_COLOR environment variable
if sys("-no-color") or env("NO_COLOR") then
  // Render to plain text (no colors, no HTML, just text)
  print(markdown_text(raw_doc))
else
  // Render to ANSI with colors
  print(markdown_ansi(raw_doc))
end