"""Export service for VoIdea — JSON, Markdown, HTML (printable as PDF)."""
import json
from datetime import datetime
from typing import Any
def export_json(
title: str,
content: str,
metadata: dict[str, Any] | None = None,
) -> str:
data = {
"title": title,
"exported_at": datetime.utcnow().isoformat(),
"content": content,
"metadata": metadata or {},
}
return json.dumps(data, ensure_ascii=False, indent=2)
def export_markdown(
title: str,
content: str,
metadata: dict[str, Any] | None = None,
) -> str:
lines = [f"# {title}", ""]
if metadata:
for k, v in metadata.items():
lines.append(f"- **{k}**: {v}")
lines.append("")
lines.append("---")
lines.append("")
lines.append(content)
lines.append("")
lines.append(f"*Экспортировано {datetime.utcnow().isoformat()}*")
return "\n".join(lines)
def export_html(
title: str,
content: str,
metadata: dict[str, Any] | None = None,
) -> str:
meta_rows = ""
if metadata:
for k, v in metadata.items():
meta_rows += f"| {k} | {v} |
\n"
content_html = content.replace("\n", "
\n")
return f"""
{title}
{title}
{content_html}
"""
CONTENT_TYPE_MAP = {
"json": "application/json",
"md": "text/markdown; charset=utf-8",
"html": "text/html; charset=utf-8",
}
FILE_EXT_MAP = {
"json": "json",
"md": "md",
"html": "html",
}
def export_content(
fmt: str,
title: str,
content: str,
metadata: dict[str, Any] | None = None,
) -> tuple[str, str, str]:
"""Export content in requested format.
Returns (content_str, content_type, file_extension).
"""
fmt = fmt.lower()
if fmt == "json":
return export_json(title, content, metadata), CONTENT_TYPE_MAP["json"], FILE_EXT_MAP["json"]
elif fmt == "md":
return export_markdown(title, content, metadata), CONTENT_TYPE_MAP["md"], FILE_EXT_MAP["md"]
else:
return export_html(title, content, metadata), CONTENT_TYPE_MAP["html"], FILE_EXT_MAP["html"]