@braindb/core/dist/query.js

markdown-graph-content-layer-database

import { Document } from "./Document.js";
import { document } from "./schema.js";
import { asc, desc, eq, and, sql } from "drizzle-orm";
export function documentsSync(db, options) {
    let query = db.select({ path: document.path }).from(document);
    const where = [];
    if (options?.slug !== undefined) {
        where.push(eq(document.slug, options?.slug));
    }
    if (options?.url !== undefined) {
        where.push(eq(document.url, options?.url));
    }
    if (options?.frontmatter !== undefined) {
        Object.entries(flattenObj(options?.frontmatter)).forEach(([key, value]) => where.push(eq(sql `${document.frontmatter}->>${"$." + key}`, value)));
    }
    const order = [];
    if (options?.sort !== undefined) {
        const dir = options?.sort?.[1] === "asc" ? asc : desc;
        order.push(dir(document.updated_at));
    }
    return query
        .where(and(...where))
        .orderBy(...order)
        .all()
        .map(({ path }) => new Document(db, path));
}
function flattenObj(obj, parent, res = Object.create(null)) {
    for (let key in obj) {
        const propName = parent ? parent + "." + key : key;
        const value = obj[key];
        if (typeof value == "object" && value !== null) {
            flattenObj(value, propName, res);
        }
        else {
            res[propName] = value;
        }
    }
    return res;
}