import { emptyResponse } from "@/worker/dav/http";
import { maxDavDepthInfinityNodes } from "@/worker/dav/limits";
import type { SubjectRow } from "@/worker/db/d1/schema";
import type { AppContext } from "@/worker/types";
import { enqueueGc } from "@/worker/webdav/gc";
import { fileDavObject, resultError, type NormalizedFilesRequestPath } from "@/worker/webdav/object";
import { readFileDavWriteRequest, validateDeleteDepth } from "@/worker/webdav/request";

export async function handleDelete(c: AppContext, subject: SubjectRow, path: NormalizedFilesRequestPath) {
  const depthError = validateDeleteDepth(c.req.header("depth") ?? null);
  if (depthError) return depthError;
  const writeRequest = readFileDavWriteRequest(c.req.raw);
  if (writeRequest instanceof Response) return writeRequest;
  const result = await fileDavObject(c.env, subject.storageId).delete({
    subjectId: subject.id,
    storageId: subject.storageId,
    path: path.path,
    ...writeRequest,
    maxNodes: maxDavDepthInfinityNodes(c.env),
  });
  if (!result.ok) return resultError(result);
  await enqueueGc(c, subject, result.blobGc);
  return emptyResponse(204);
}