Extract HTML5 form helpers

services/api-server/src/api_server/main.py

@@ -18,7 +18,7 @@ from difflib import SequenceMatcher
 from enum import Enum
 from pathlib import Path
 from typing import Any, Callable
-from urllib.parse import parse_qs, quote, urljoin, urlsplit, urlunsplit
+from urllib.parse import quote, urljoin, urlsplit, urlunsplit
 from uuid import uuid4
 
 from collaboration import (
@@ -36,6 +36,12 @@ from fastapi.responses import PlainTextResponse, Response, StreamingResponse
 from neo4j import AsyncGraphDatabase
 from pydantic import BaseModel, Field
 
+from api_server.html5_forms import (
+    form_value as _form_value,
+    html5_form_data as _html5_form_data,
+    html5_metadata_payload as _html5_metadata_payload,
+    html5_metadata_request_payload as _html5_metadata_request_payload,
+)
 from api_server.html5_projects import render_html5_index, render_html5_project_rows
 from api_server.html5_responses import (
     Html5StaticFiles,
@@ -8154,79 +8160,6 @@ def _project_has_stored_snapshot(project_id: str) -> bool:
     return _storage.has_snapshot(project_id)
 
 
-async def _html5_form_data(request: Request) -> dict[str, list[str]]:
-    body = (await request.body()).decode("utf-8")
-    return parse_qs(body, keep_blank_values=True)
-
-
-def _form_value(form: dict[str, list[str]], key: str) -> str | None:
-    values = form.get(key)
-    if not values:
-        return None
-    value = values[0].strip()
-    return value or None
-
-
-def _html5_metadata_payload(form: dict[str, list[str]]) -> dict:
-    return {
-        "object_kind": _form_value(form, "object_kind") or "DOCUMENT",
-        "name": _form_value(form, "name") or "",
-        "synonym": _form_value(form, "synonym"),
-        "attributes": _html5_metadata_attributes(_form_value(form, "attributes") or ""),
-        "tabular_sections": _html5_metadata_tabular_sections(_form_value(form, "tabular_sections") or ""),
-        "forms": _html5_csv_values(_form_value(form, "forms") or ""),
-        "commands": _html5_metadata_commands(_form_value(form, "commands") or ""),
-        "task_id": _form_value(form, "task_id"),
-        "session_id": _form_value(form, "session_id"),
-        "user_id": _form_value(form, "user_id"),
-        "_raw_attributes": _form_value(form, "attributes") or "",
-        "_raw_tabular_sections": _form_value(form, "tabular_sections") or "",
-        "_raw_forms": _form_value(form, "forms") or "",
-        "_raw_commands": _form_value(form, "commands") or "",
-    }
-
-
-def _html5_metadata_request_payload(payload: dict) -> dict:
-    return {key: value for key, value in payload.items() if not key.startswith("_raw_")}
-
-
-def _html5_csv_values(raw: str) -> list[str]:
-    return [item.strip() for item in raw.replace("\n", ",").split(",") if item.strip()]
-
-
-def _html5_metadata_attributes(raw: str) -> list[dict]:
-    attributes: list[dict] = []
-    for item in _html5_csv_values(raw):
-        name, _, type_name = item.partition(":")
-        if name.strip():
-            attributes.append({"name": name.strip(), "type": type_name.strip() or "Строка"})
-    return attributes
-
-
-def _html5_metadata_commands(raw: str) -> list[dict]:
-    commands: list[dict] = []
-    for item in _html5_csv_values(raw):
-        name, _, handler = item.partition(":")
-        if name.strip():
-            commands.append({"name": name.strip(), "handler": handler.strip() or None})
-    return commands
-
-
-def _html5_metadata_tabular_sections(raw: str) -> list[dict]:
-    sections: list[dict] = []
-    for item in _html5_csv_values(raw):
-        name, _, attrs = item.partition("[")
-        if not name.strip():
-            continue
-        attributes = []
-        for attr in attrs.rstrip("]").split(";"):
-            attr_name, _, attr_type = attr.partition(":")
-            if attr_name.strip():
-                attributes.append({"name": attr_name.strip(), "type": attr_type.strip() or "Строка"})
-        sections.append({"name": name.strip(), "attributes": attributes})
-    return sections
-
-
 def _runtime_for_object_context(project_id: str, impact: ObjectImpactResponse) -> list[RuntimeSummaryResponse]:
     lineages = {
         item.lineage_id