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"""Conversion API methods (URL, HTML, template, document, merge)."""
from __future__ import annotations
import json
from pathlib import Path
from typing import TYPE_CHECKING, Any, BinaryIO
from cloudlayerio.http import (
AsyncHttpTransport,
HttpTransport,
_is_json_content_type,
_parse_cl_headers,
_parse_filename,
)
from cloudlayerio.types.job import Job
from cloudlayerio.types.response import ConversionResult
from cloudlayerio.utils.serialization import serialize_options
from cloudlayerio.utils.validation import (
validate_base_options,
validate_file_input,
validate_html_options,
validate_image_options,
validate_template_options,
validate_url_options,
)
if TYPE_CHECKING:
import httpx
# SDK-only fields to strip before sending to API
_SDK_ONLY_FIELDS = {"file"}
def _build_conversion_result(response: httpx.Response) -> ConversionResult[Any]:
"""Parse an HTTP response into a ConversionResult."""
cl_headers = _parse_cl_headers(response.headers)
filename = _parse_filename(response.headers)
content_type = response.headers.get("content-type")
result_data: Job | bytes
if _is_json_content_type(content_type):
result_data = Job.from_dict(response.json())
else:
result_data = response.content
return ConversionResult(
data=result_data,
headers=cl_headers,
status=response.status_code,
filename=filename,
)
def _prepare_options(options: dict[str, Any]) -> dict[str, Any]:
"""Serialize options and strip SDK-only fields."""
serialized = serialize_options(options)
for field in _SDK_ONLY_FIELDS:
serialized.pop(field, None)
return serialized
def _prepare_file_form(
file: Path | bytes | BinaryIO,
options: dict[str, Any],
) -> tuple[dict[str, Any], dict[str, Any]]:
"""Build multipart form data from file and options.
Returns (files_dict, data_dict) for httpx.
"""
if isinstance(file, Path):
files = {"file": (file.name, file.read_bytes())}
elif isinstance(file, bytes):
files = {"file": ("file", file)}
else:
files = {"file": ("file", file.read())}
# Remaining options as form fields
serialized = serialize_options(options)
for field in _SDK_ONLY_FIELDS:
serialized.pop(field, None)
# Complex values need JSON serialization for form fields
form_data: dict[str, Any] = {}
for key, value in serialized.items():
if isinstance(value, (dict, list)):
form_data[key] = json.dumps(value)
elif isinstance(value, bool):
form_data[key] = str(value).lower()
else:
form_data[key] = str(value)
return files, form_data
# --- Sync conversion methods ---
def url_to_pdf(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert a URL to PDF."""
validate_base_options(options)
validate_url_options(options)
body = _prepare_options(options)
response = http.post("/url/pdf", body)
return _build_conversion_result(response)
def url_to_image(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert a URL to image."""
validate_base_options(options)
validate_url_options(options)
validate_image_options(options)
body = _prepare_options(options)
response = http.post("/url/image", body)
return _build_conversion_result(response)
def html_to_pdf(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert HTML to PDF."""
validate_base_options(options)
validate_html_options(options)
body = _prepare_options(options)
response = http.post("/html/pdf", body)
return _build_conversion_result(response)
def html_to_image(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert HTML to image."""
validate_base_options(options)
validate_html_options(options)
validate_image_options(options)
body = _prepare_options(options)
response = http.post("/html/image", body)
return _build_conversion_result(response)
def template_to_pdf(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert a template to PDF."""
validate_base_options(options)
validate_template_options(options)
body = _prepare_options(options)
response = http.post("/template/pdf", body)
return _build_conversion_result(response)
def template_to_image(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert a template to image."""
validate_base_options(options)
validate_template_options(options)
validate_image_options(options)
body = _prepare_options(options)
response = http.post("/template/image", body)
return _build_conversion_result(response)
def docx_to_pdf(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert DOCX to PDF via multipart upload."""
validate_base_options(options)
validate_file_input(options)
files, _data = _prepare_file_form(options["file"], options)
response = http.request("POST", "/docx/pdf", files=files)
return _build_conversion_result(response)
def docx_to_html(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert DOCX to HTML via multipart upload."""
validate_base_options(options)
validate_file_input(options)
files, _data = _prepare_file_form(options["file"], options)
response = http.request("POST", "/docx/html", files=files)
return _build_conversion_result(response)
def pdf_to_docx(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Convert PDF to DOCX via multipart upload."""
validate_base_options(options)
validate_file_input(options)
files, _data = _prepare_file_form(options["file"], options)
response = http.request("POST", "/pdf/docx", files=files)
return _build_conversion_result(response)
def merge_pdfs(http: HttpTransport, options: dict[str, Any]) -> ConversionResult[Any]:
"""Merge multiple PDFs."""
validate_base_options(options)
validate_url_options(options)
body = _prepare_options(options)
response = http.post("/pdf/merge", body)
return _build_conversion_result(response)
# --- Async conversion methods ---
async def async_url_to_pdf(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert a URL to PDF (async)."""
validate_base_options(options)
validate_url_options(options)
body = _prepare_options(options)
response = await http.post("/url/pdf", body)
return _build_conversion_result(response)
async def async_url_to_image(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert a URL to image (async)."""
validate_base_options(options)
validate_url_options(options)
validate_image_options(options)
body = _prepare_options(options)
response = await http.post("/url/image", body)
return _build_conversion_result(response)
async def async_html_to_pdf(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert HTML to PDF (async)."""
validate_base_options(options)
validate_html_options(options)
body = _prepare_options(options)
response = await http.post("/html/pdf", body)
return _build_conversion_result(response)
async def async_html_to_image(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert HTML to image (async)."""
validate_base_options(options)
validate_html_options(options)
validate_image_options(options)
body = _prepare_options(options)
response = await http.post("/html/image", body)
return _build_conversion_result(response)
async def async_template_to_pdf(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert a template to PDF (async)."""
validate_base_options(options)
validate_template_options(options)
body = _prepare_options(options)
response = await http.post("/template/pdf", body)
return _build_conversion_result(response)
async def async_template_to_image(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert a template to image (async)."""
validate_base_options(options)
validate_template_options(options)
validate_image_options(options)
body = _prepare_options(options)
response = await http.post("/template/image", body)
return _build_conversion_result(response)
async def async_docx_to_pdf(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert DOCX to PDF via multipart upload (async)."""
validate_base_options(options)
validate_file_input(options)
files, _data = _prepare_file_form(options["file"], options)
response = await http.request("POST", "/docx/pdf", files=files)
return _build_conversion_result(response)
async def async_docx_to_html(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert DOCX to HTML via multipart upload (async)."""
validate_base_options(options)
validate_file_input(options)
files, _data = _prepare_file_form(options["file"], options)
response = await http.request("POST", "/docx/html", files=files)
return _build_conversion_result(response)
async def async_pdf_to_docx(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Convert PDF to DOCX via multipart upload (async)."""
validate_base_options(options)
validate_file_input(options)
files, _data = _prepare_file_form(options["file"], options)
response = await http.request("POST", "/pdf/docx", files=files)
return _build_conversion_result(response)
async def async_merge_pdfs(
http: AsyncHttpTransport, options: dict[str, Any]
) -> ConversionResult[Any]:
"""Merge multiple PDFs (async)."""
validate_base_options(options)
validate_url_options(options)
body = _prepare_options(options)
response = await http.post("/pdf/merge", body)
return _build_conversion_result(response)