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import type { DavPatAuth } from "@/worker/auth/basic";
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import { davError, emptyResponse, methodNotAllowed } from "@/worker/dav/http";
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import { normalizeFilesPath } from "@/worker/dav/paths";
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import type { SubjectRow } from "@/worker/db/d1/schema";
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import type { AppContext } from "@/worker/types";
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import { hasFilesScope, requiresFileWrite } from "@/worker/webdav/access";
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import { FILES_DAV_ALLOW, FILES_DAV_OPTIONS_HEADERS } from "@/worker/webdav/constants";
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import { handleCopyMove } from "@/worker/webdav/copy-move";
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import { handleDelete } from "@/worker/webdav/delete";
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import { handleGetHead } from "@/worker/webdav/get-head";
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import { handleLock, handleUnlock } from "@/worker/webdav/lock";
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import { handleMkcol } from "@/worker/webdav/mkcol";
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import { handlePropfind } from "@/worker/webdav/propfind";
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import { handleProppatch } from "@/worker/webdav/proppatch";
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import { handlePut } from "@/worker/webdav/put";
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export { FILES_DAV_OPTIONS_HEADERS };
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export async function handleWebDavFiles(c: AppContext, subject: SubjectRow, auth: DavPatAuth): Promise<Response> {
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  if (
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    requiresFileWrite(c.req.method)
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      ? !hasFilesScope(auth.scopes, "dav:files:write")
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      : !hasFilesScope(auth.scopes, "dav:files:read")
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  ) {
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    return davError(403, "PAT scope does not allow this method");
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  }
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  const path = normalizeFilesPath(new URL(c.req.url).pathname);
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  if (!path.ok) return davError(path.status, path.message);
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  switch (c.req.method) {
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    case "OPTIONS":
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      return emptyResponse(204, FILES_DAV_OPTIONS_HEADERS);
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    case "PROPFIND":
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      return await handlePropfind(c, subject, path);
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    case "PROPPATCH":
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      return await handleProppatch(c, subject, path);
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    case "MKCOL":
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      return await handleMkcol(c, subject, path);
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    case "GET":
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    case "HEAD":
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      return await handleGetHead(c, subject, path);
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    case "PUT":
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      return await handlePut(c, subject, path);
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    case "DELETE":
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      return await handleDelete(c, subject, path);
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    case "COPY":
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    case "MOVE":
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      return await handleCopyMove(c, subject, path);
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    case "LOCK":
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      return await handleLock(c, subject, path);
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    case "UNLOCK":
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      return await handleUnlock(c, subject, path);
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    default:
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      return methodNotAllowed(FILES_DAV_ALLOW);
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  }
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}