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fix: harden opfs capability recovery

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Youzini-afk
2026-04-15 22:47:26 +08:00
parent 61d1260bfc
commit e2e51c9508
4 changed files with 210 additions and 23 deletions
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58
sync/bme-opfs-store.js
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@@ -321,12 +321,52 @@ function isNotFoundError(error) {
return name === "NotFoundError" || /not.?found/i.test(message);
}
function isTypeMismatchError(error) {
const name = String(error?.name || "");
const message = String(error?.message || "");
return (
name === "TypeMismatchError" ||
/type.?mismatch/i.test(message) ||
/different file type/i.test(message)
);
}
async function ensureDirectoryHandle(parentHandle, name) {
return await parentHandle.getDirectoryHandle(String(name || ""), {
create: true,
});
}
async function ensureOpfsRootDirectory(
rootDirectory,
{ repairFileConflict = false } = {},
) {
if (!rootDirectory || typeof rootDirectory.getDirectoryHandle !== "function") {
throw new Error("OPFS 根目录不可用");
}
try {
return await ensureDirectoryHandle(rootDirectory, OPFS_ROOT_DIRECTORY_NAME);
} catch (error) {
if (!repairFileConflict || !isTypeMismatchError(error)) {
throw error;
}
const conflictingFile = await maybeGetFileHandle(
rootDirectory,
OPFS_ROOT_DIRECTORY_NAME,
).catch(() => null);
if (!conflictingFile || typeof rootDirectory.removeEntry !== "function") {
throw error;
}
await rootDirectory.removeEntry(OPFS_ROOT_DIRECTORY_NAME, {
recursive: false,
});
return await ensureDirectoryHandle(rootDirectory, OPFS_ROOT_DIRECTORY_NAME);
}
}
async function maybeGetFileHandle(parentHandle, name) {
try {
return await parentHandle.getFileHandle(String(name || ""), {
@@ -598,7 +638,9 @@ export async function detectOpfsSupport(options = {}) {
reason: "missing-directory-handle",
};
}
await ensureDirectoryHandle(rootDirectory, OPFS_ROOT_DIRECTORY_NAME);
await ensureOpfsRootDirectory(rootDirectory, {
repairFileConflict: true,
});
return {
available: true,
reason: "ok",
@@ -1534,10 +1576,9 @@ class LegacyOpfsGraphStore {
if (!rootDirectory || typeof rootDirectory.getDirectoryHandle !== "function") {
throw new Error("OPFS 根目录不可用");
}
const opfsRoot = await ensureDirectoryHandle(
rootDirectory,
OPFS_ROOT_DIRECTORY_NAME,
);
const opfsRoot = await ensureOpfsRootDirectory(rootDirectory, {
repairFileConflict: true,
});
const chatsDirectory = await ensureDirectoryHandle(
opfsRoot,
OPFS_CHATS_DIRECTORY_NAME,
@@ -2810,10 +2851,9 @@ export class OpfsGraphStore {
if (!rootDirectory || typeof rootDirectory.getDirectoryHandle !== "function") {
throw new Error("OPFS 根目录不可用");
}
const opfsRoot = await ensureDirectoryHandle(
rootDirectory,
OPFS_ROOT_DIRECTORY_NAME,
);
const opfsRoot = await ensureOpfsRootDirectory(rootDirectory, {
repairFileConflict: true,
});
const chatsDirectory = await ensureDirectoryHandle(
opfsRoot,
OPFS_CHATS_DIRECTORY_NAME,