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import { davError, davResponse, parseDepth } from "@/worker/dav/http";
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import { maxDavDepthInfinityNodes, maxXmlBodyBytes } from "@/worker/dav/limits";
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import { parsePropfindXml, type PropfindRequest } from "@/worker/xml/dav-request";
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import type { AppContext } from "@/worker/types";
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import type { SubjectRow } from "@/worker/db/d1/schema";
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import { fileDavObject, resultError, type NormalizedFilesRequestPath } from "@/worker/webdav/object";
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import { multistatusXml, nodePropstats } from "@/worker/webdav/props";
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export async function handlePropfind(c: AppContext, subject: SubjectRow, requestPath: NormalizedFilesRequestPath) {
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  const depth = parseDepth(c.req.header("depth") ?? null, "infinity");
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  if (!depth) return davError(400, "Invalid Depth header");
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  let parsed: PropfindRequest;
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  try {
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    parsed = parsePropfindXml(await c.req.text(), maxXmlBodyBytes(c.env));
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  } catch (cause) {
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    return davError(400, cause instanceof Error ? cause.message : "Invalid PROPFIND body");
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  }
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  const result = await fileDavObject(c.env, subject.storageId).propfind({
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    subjectId: subject.id,
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    storageId: subject.storageId,
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    path: requestPath.path,
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    depth,
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    maxNodes: maxDavDepthInfinityNodes(c.env),
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    nowMs: Date.now(),
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  });
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  if (!result.ok) return resultError(result);
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  return davResponse(
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    multistatusXml(result.nodes.map((node) => ({ href: node.href, propstats: nodePropstats(node, parsed) }))),
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    207,
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  );
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}