feat: initial commit from workspace-mcp

gdocs/docs_markdown.py

@@ -0,0 +1,344 @@
+"""
+Google Docs to Markdown Converter
+
+Converts Google Docs API JSON responses to clean Markdown, preserving:
+- Headings (H1-H6, Title, Subtitle)
+- Bold, italic, strikethrough, code, links
+- Ordered and unordered lists with nesting
+- Checklists with checked/unchecked state
+- Tables with header row separators
+"""
+
+from __future__ import annotations
+
+import logging
+from typing import Any
+
+logger = logging.getLogger(__name__)
+
+MONO_FONTS = {"Courier New", "Consolas", "Roboto Mono", "Source Code Pro"}
+
+HEADING_MAP = {
+    "TITLE": "#",
+    "SUBTITLE": "##",
+    "HEADING_1": "#",
+    "HEADING_2": "##",
+    "HEADING_3": "###",
+    "HEADING_4": "####",
+    "HEADING_5": "#####",
+    "HEADING_6": "######",
+}
+
+
+def convert_doc_to_markdown(doc: dict[str, Any]) -> str:
+    """Convert a Google Docs API document response to markdown.
+
+    Args:
+        doc: The document JSON from docs.documents.get()
+
+    Returns:
+        Markdown string
+    """
+    body = doc.get("body", {})
+    content = body.get("content", [])
+    lists_meta = doc.get("lists", {})
+
+    lines: list[str] = []
+    ordered_counters: dict[tuple[str, int], int] = {}
+    prev_was_list = False
+
+    for element in content:
+        if "paragraph" in element:
+            para = element["paragraph"]
+            text = _convert_paragraph_text(para)
+
+            if not text.strip():
+                if prev_was_list:
+                    prev_was_list = False
+                continue
+
+            bullet = para.get("bullet")
+            if bullet:
+                list_id = bullet["listId"]
+                nesting = bullet.get("nestingLevel", 0)
+
+                if _is_checklist(lists_meta, list_id, nesting):
+                    checked = _is_checked(para)
+                    checkbox = "[x]" if checked else "[ ]"
+                    indent = "  " * nesting
+                    # Re-render text without strikethrough for checked items
+                    # to avoid redundant ~~text~~ alongside [x]
+                    cb_text = (
+                        _convert_paragraph_text(para, skip_strikethrough=True)
+                        if checked
+                        else text
+                    )
+                    lines.append(f"{indent}- {checkbox} {cb_text}")
+                elif _is_ordered_list(lists_meta, list_id, nesting):
+                    key = (list_id, nesting)
+                    ordered_counters[key] = ordered_counters.get(key, 0) + 1
+                    counter = ordered_counters[key]
+                    indent = "   " * nesting
+                    lines.append(f"{indent}{counter}. {text}")
+                else:
+                    indent = "  " * nesting
+                    lines.append(f"{indent}- {text}")
+                prev_was_list = True
+            else:
+                if prev_was_list:
+                    ordered_counters.clear()
+                    lines.append("")
+                    prev_was_list = False
+
+                style = para.get("paragraphStyle", {})
+                named_style = style.get("namedStyleType", "NORMAL_TEXT")
+                prefix = HEADING_MAP.get(named_style, "")
+
+                if prefix:
+                    lines.append(f"{prefix} {text}")
+                    lines.append("")
+                else:
+                    lines.append(text)
+                    lines.append("")
+
+        elif "table" in element:
+            if prev_was_list:
+                ordered_counters.clear()
+                lines.append("")
+                prev_was_list = False
+            table_md = _convert_table(element["table"])
+            lines.append(table_md)
+            lines.append("")
+
+    result = "\n".join(lines).rstrip("\n") + "\n"
+    return result
+
+
+def _convert_paragraph_text(
+    para: dict[str, Any], skip_strikethrough: bool = False
+) -> str:
+    """Convert paragraph elements to inline markdown text."""
+    parts: list[str] = []
+    for elem in para.get("elements", []):
+        if "textRun" in elem:
+            parts.append(_convert_text_run(elem["textRun"], skip_strikethrough))
+    return "".join(parts).strip()
+
+
+def _convert_text_run(
+    text_run: dict[str, Any], skip_strikethrough: bool = False
+) -> str:
+    """Convert a single text run to markdown."""
+    content = text_run.get("content", "")
+    style = text_run.get("textStyle", {})
+
+    text = content.rstrip("\n")
+    if not text:
+        return ""
+
+    return _apply_text_style(text, style, skip_strikethrough)
+
+
+def _apply_text_style(
+    text: str, style: dict[str, Any], skip_strikethrough: bool = False
+) -> str:
+    """Apply markdown formatting based on text style."""
+    link = style.get("link", {})
+    url = link.get("url")
+
+    font_family = style.get("weightedFontFamily", {}).get("fontFamily", "")
+    if font_family in MONO_FONTS:
+        return f"`{text}`"
+
+    bold = style.get("bold", False)
+    italic = style.get("italic", False)
+    strikethrough = style.get("strikethrough", False)
+
+    if bold and italic:
+        text = f"***{text}***"
+    elif bold:
+        text = f"**{text}**"
+    elif italic:
+        text = f"*{text}*"
+
+    if strikethrough and not skip_strikethrough:
+        text = f"~~{text}~~"
+
+    if url:
+        text = f"[{text}]({url})"
+
+    return text
+
+
+def _is_ordered_list(lists_meta: dict[str, Any], list_id: str, nesting: int) -> bool:
+    """Check if a list at a given nesting level is ordered."""
+    list_info = lists_meta.get(list_id, {})
+    nesting_levels = list_info.get("listProperties", {}).get("nestingLevels", [])
+    if nesting < len(nesting_levels):
+        level = nesting_levels[nesting]
+        glyph = level.get("glyphType", "")
+        return glyph not in ("", "GLYPH_TYPE_UNSPECIFIED")
+    return False
+
+
+def _is_checklist(lists_meta: dict[str, Any], list_id: str, nesting: int) -> bool:
+    """Check if a list at a given nesting level is a checklist.
+
+    Google Docs checklists are distinguished from regular bullet lists by having
+    GLYPH_TYPE_UNSPECIFIED with no glyphSymbol — the Docs UI renders interactive
+    checkboxes rather than a static glyph character.
+    """
+    list_info = lists_meta.get(list_id, {})
+    nesting_levels = list_info.get("listProperties", {}).get("nestingLevels", [])
+    if nesting < len(nesting_levels):
+        level = nesting_levels[nesting]
+        glyph_type = level.get("glyphType", "")
+        has_glyph_symbol = "glyphSymbol" in level
+        return glyph_type in ("", "GLYPH_TYPE_UNSPECIFIED") and not has_glyph_symbol
+    return False
+
+
+def _is_checked(para: dict[str, Any]) -> bool:
+    """Check if a checklist item is checked.
+
+    Google Docs marks checked checklist items by applying strikethrough
+    formatting to the paragraph text.
+    """
+    for elem in para.get("elements", []):
+        if "textRun" in elem:
+            content = elem["textRun"].get("content", "").strip()
+            if content:
+                return elem["textRun"].get("textStyle", {}).get("strikethrough", False)
+    return False
+
+
+def _convert_table(table: dict[str, Any]) -> str:
+    """Convert a table element to markdown."""
+    rows = table.get("tableRows", [])
+    if not rows:
+        return ""
+
+    md_rows: list[str] = []
+    for i, row in enumerate(rows):
+        cells: list[str] = []
+        for cell in row.get("tableCells", []):
+            cell_text = _extract_cell_text(cell)
+            cells.append(cell_text)
+        md_rows.append("| " + " | ".join(cells) + " |")
+
+        if i == 0:
+            sep = "| " + " | ".join("---" for _ in cells) + " |"
+            md_rows.append(sep)
+
+    return "\n".join(md_rows)
+
+
+def _extract_cell_text(cell: dict[str, Any]) -> str:
+    """Extract text from a table cell."""
+    parts: list[str] = []
+    for content_elem in cell.get("content", []):
+        if "paragraph" in content_elem:
+            text = _convert_paragraph_text(content_elem["paragraph"])
+            if text.strip():
+                parts.append(text.strip())
+    cell_text = " ".join(parts)
+    return cell_text.replace("|", "\\|")
+
+
+def format_comments_inline(markdown: str, comments: list[dict[str, Any]]) -> str:
+    """Insert footnote-style comment annotations inline in markdown.
+
+    For each comment, finds the anchor text in the markdown and inserts
+    a footnote reference. Unmatched comments go to an appendix at the bottom.
+    """
+    if not comments:
+        return markdown
+
+    footnotes: list[str] = []
+    unmatched: list[dict[str, Any]] = []
+
+    for i, comment in enumerate(comments, 1):
+        ref = f"[^c{i}]"
+        anchor = comment.get("anchor_text", "")
+
+        if anchor and anchor in markdown:
+            markdown = markdown.replace(anchor, anchor + ref, 1)
+            footnotes.append(_format_footnote(i, comment))
+        else:
+            unmatched.append(comment)
+
+    if footnotes:
+        markdown = markdown.rstrip("\n") + "\n\n" + "\n".join(footnotes) + "\n"
+
+    if unmatched:
+        appendix = format_comments_appendix(unmatched)
+        if appendix.strip():
+            markdown = markdown.rstrip("\n") + "\n\n" + appendix
+
+    return markdown
+
+
+def _format_footnote(num: int, comment: dict[str, Any]) -> str:
+    """Format a single footnote."""
+    lines = [f"[^c{num}]: **{comment['author']}**: {comment['content']}"]
+    for reply in comment.get("replies", []):
+        lines.append(f"    - **{reply['author']}**: {reply['content']}")
+    return "\n".join(lines)
+
+
+def format_comments_appendix(comments: list[dict[str, Any]]) -> str:
+    """Format comments as an appendix section with blockquoted anchors."""
+    if not comments:
+        return ""
+
+    lines = ["## Comments", ""]
+    for comment in comments:
+        resolved_tag = " *(Resolved)*" if comment.get("resolved") else ""
+        anchor = comment.get("anchor_text", "")
+        if anchor:
+            lines.append(f"> {anchor}")
+            lines.append("")
+        lines.append(f"- **{comment['author']}**: {comment['content']}{resolved_tag}")
+        for reply in comment.get("replies", []):
+            lines.append(f"  - **{reply['author']}**: {reply['content']}")
+        lines.append("")
+
+    return "\n".join(lines)
+
+
+def parse_drive_comments(
+    response: dict[str, Any], include_resolved: bool = False
+) -> list[dict[str, Any]]:
+    """Parse Drive API comments response into structured dicts.
+
+    Args:
+        response: Raw JSON from drive.comments.list()
+        include_resolved: Whether to include resolved comments
+
+    Returns:
+        List of comment dicts with keys: author, content, anchor_text,
+        replies, resolved
+    """
+    results = []
+    for comment in response.get("comments", []):
+        if not include_resolved and comment.get("resolved", False):
+            continue
+
+        anchor_text = comment.get("quotedFileContent", {}).get("value", "")
+        replies = [
+            {
+                "author": r.get("author", {}).get("displayName", "Unknown"),
+                "content": r.get("content", ""),
+            }
+            for r in comment.get("replies", [])
+        ]
+        results.append(
+            {
+                "author": comment.get("author", {}).get("displayName", "Unknown"),
+                "content": comment.get("content", ""),
+                "anchor_text": anchor_text,
+                "replies": replies,
+                "resolved": comment.get("resolved", False),
+            }
+        )
+    return results