@struktoai/mirage-core/dist/core/mongodb/_schema_json.js

A Unified Virtual Filesystem For AI Agents

// ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
import { sampleFieldTypes } from "./_sampler.js";
import { getIndexes, getValidator, isView, listCollections } from "./client.js";
import { EntityKind, IndexType, PRIMARY_KEY } from "./types.js";
function indexType(idx) {
    if ('textIndexVersion' in idx)
        return IndexType.TEXT;
    return IndexType.BTREE;
}
export async function buildDatabaseJson(accessor, database) {
    const names = await listCollections(accessor, database);
    const viewNames = new Set(await listCollections(accessor, database, EntityKind.VIEW));
    const collections = names.filter((name) => !viewNames.has(name)).map((name) => ({ name }));
    const views = [...viewNames].map((name) => ({ name }));
    return { database, collections, views };
}
export async function buildCollectionSchemaJson(accessor, database, collection, sampleSize = 100) {
    const view = await isView(accessor, database, collection);
    const validator = await getValidator(accessor, database, collection);
    const fields = await sampleFieldTypes(accessor, database, collection, sampleSize);
    let enrichedIndexes = [];
    if (!view) {
        const indexes = await getIndexes(accessor, database, collection);
        enrichedIndexes = indexes.map((idx) => ({
            name: idx.name,
            keys: idx.key ?? {},
            type: indexType(idx),
        }));
    }
    return {
        database,
        name: collection,
        kind: view ? EntityKind.VIEW : EntityKind.COLLECTION,
        validator,
        fields,
        primary_key: PRIMARY_KEY,
        indexes: enrichedIndexes,
        sampled: sampleSize,
    };
}
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